[6679c122] | 1 | #!/usr/local/bin/python |
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| 2 | |
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| 3 | import os,sys |
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| 4 | |
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| 5 | from ZSI import * |
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| 6 | from M2Crypto import SSL |
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| 7 | from M2Crypto.SSL.SSLServer import SSLServer |
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| 8 | import M2Crypto.httpslib |
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| 9 | |
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[d0ae12d] | 10 | import xml.parsers.expat |
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| 11 | |
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[6679c122] | 12 | import re |
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| 13 | import random |
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| 14 | import string |
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| 15 | import subprocess |
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| 16 | import tempfile |
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| 17 | import copy |
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[eee2b2e] | 18 | import pickle |
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[6679c122] | 19 | |
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[3441fe3] | 20 | import traceback |
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| 21 | |
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[1af38d6] | 22 | from threading import * |
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| 23 | |
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[6679c122] | 24 | from subprocess import * |
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| 25 | |
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| 26 | from fedd_services import * |
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| 27 | from fedd_internal_services import * |
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| 28 | from fedd_util import * |
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| 29 | import parse_detail |
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| 30 | from service_error import * |
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| 31 | |
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[11a08b0] | 32 | import logging |
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| 33 | |
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| 34 | class nullHandler(logging.Handler): |
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| 35 | def emit(self, record): pass |
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| 36 | |
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| 37 | fl = logging.getLogger("fedd.experiment_control") |
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| 38 | fl.addHandler(nullHandler()) |
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| 39 | |
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[19cc408] | 40 | class fedd_experiment_control_local: |
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[0ea11af] | 41 | """ |
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| 42 | Control of experiments that this system can directly access. |
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| 43 | |
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| 44 | Includes experiment creation, termination and information dissemination. |
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| 45 | Thred safe. |
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| 46 | """ |
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[6679c122] | 47 | |
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[1af38d6] | 48 | class thread_pool: |
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[0ea11af] | 49 | """ |
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| 50 | A class to keep track of a set of threads all invoked for the same |
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| 51 | task. Manages the mutual exclusion of the states. |
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| 52 | """ |
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[1af38d6] | 53 | def __init__(self): |
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[0ea11af] | 54 | """ |
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| 55 | Start a pool. |
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| 56 | """ |
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[1af38d6] | 57 | self.changed = Condition() |
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| 58 | self.started = 0 |
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| 59 | self.terminated = 0 |
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| 60 | |
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| 61 | def acquire(self): |
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[0ea11af] | 62 | """ |
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| 63 | Get the pool's lock. |
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| 64 | """ |
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[1af38d6] | 65 | self.changed.acquire() |
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| 66 | |
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| 67 | def release(self): |
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[0ea11af] | 68 | """ |
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| 69 | Release the pool's lock. |
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| 70 | """ |
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[1af38d6] | 71 | self.changed.release() |
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| 72 | |
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| 73 | def wait(self, timeout = None): |
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[0ea11af] | 74 | """ |
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| 75 | Wait for a pool thread to start or stop. |
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| 76 | """ |
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[1af38d6] | 77 | self.changed.wait(timeout) |
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| 78 | |
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| 79 | def start(self): |
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[0ea11af] | 80 | """ |
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| 81 | Called by a pool thread to report starting. |
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| 82 | """ |
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[1af38d6] | 83 | self.changed.acquire() |
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| 84 | self.started += 1 |
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| 85 | self.changed.notifyAll() |
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| 86 | self.changed.release() |
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| 87 | |
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| 88 | def terminate(self): |
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[0ea11af] | 89 | """ |
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| 90 | Called by a pool thread to report finishing. |
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| 91 | """ |
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[1af38d6] | 92 | self.changed.acquire() |
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| 93 | self.terminated += 1 |
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| 94 | self.changed.notifyAll() |
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| 95 | self.changed.release() |
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| 96 | |
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| 97 | def clear(self): |
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[0ea11af] | 98 | """ |
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| 99 | Clear all pool data. |
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| 100 | """ |
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[1af38d6] | 101 | self.changed.acquire() |
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| 102 | self.started = 0 |
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| 103 | self.terminated =0 |
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| 104 | self.changed.notifyAll() |
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| 105 | self.changed.release() |
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| 106 | |
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| 107 | class pooled_thread(Thread): |
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[0ea11af] | 108 | """ |
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| 109 | One of a set of threads dedicated to a specific task. Uses the |
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| 110 | thread_pool class above for coordination. |
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| 111 | """ |
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[1af38d6] | 112 | def __init__(self, group=None, target=None, name=None, args=(), |
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[3441fe3] | 113 | kwargs={}, pdata=None, trace_file=None): |
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[1af38d6] | 114 | Thread.__init__(self, group, target, name, args, kwargs) |
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[0ea11af] | 115 | self.rv = None # Return value of the ops in this thread |
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| 116 | self.exception = None # Exception that terminated this thread |
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| 117 | self.target=target # Target function to run on start() |
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| 118 | self.args = args # Args to pass to target |
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| 119 | self.kwargs = kwargs # Additional kw args |
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| 120 | self.pdata = pdata # thread_pool for this class |
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| 121 | # Logger for this thread |
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| 122 | self.log = logging.getLogger("fedd.experiment_control") |
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[1af38d6] | 123 | |
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| 124 | def run(self): |
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[0ea11af] | 125 | """ |
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| 126 | Emulate Thread.run, except add pool data manipulation and error |
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| 127 | logging. |
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| 128 | """ |
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[1af38d6] | 129 | if self.pdata: |
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| 130 | self.pdata.start() |
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| 131 | |
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| 132 | if self.target: |
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| 133 | try: |
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| 134 | self.rv = self.target(*self.args, **self.kwargs) |
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[3441fe3] | 135 | except service_error, s: |
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| 136 | self.exception = s |
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[0ea11af] | 137 | self.log.error("Thread exception: %s %s" % \ |
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| 138 | (s.code_string(), s.desc)) |
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[3441fe3] | 139 | except: |
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| 140 | self.exception = sys.exc_info()[1] |
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[0ea11af] | 141 | self.log.error(("Unexpected thread exception: %s" +\ |
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| 142 | "Trace %s") % (self.exception,\ |
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| 143 | traceback.format_exc())) |
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[1af38d6] | 144 | if self.pdata: |
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| 145 | self.pdata.terminate() |
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[6679c122] | 146 | |
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[058f58e] | 147 | call_RequestAccess = service_caller('RequestAccess', |
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| 148 | 'getfeddPortType', feddServiceLocator, |
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| 149 | RequestAccessRequestMessage, 'RequestAccessRequestBody') |
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| 150 | |
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| 151 | call_ReleaseAccess = service_caller('ReleaseAccess', |
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| 152 | 'getfeddPortType', feddServiceLocator, |
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| 153 | ReleaseAccessRequestMessage, 'ReleaseAccessRequestBody') |
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| 154 | |
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| 155 | call_Ns2Split = service_caller('Ns2Split', |
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| 156 | 'getfeddInternalPortType', feddInternalServiceLocator, |
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| 157 | Ns2SplitRequestMessage, 'Ns2SplitRequestBody') |
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| 158 | |
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[19cc408] | 159 | def __init__(self, config=None): |
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[0ea11af] | 160 | """ |
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| 161 | Intialize the various attributes, most from the config object |
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| 162 | """ |
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[19cc408] | 163 | self.thread_with_rv = fedd_experiment_control_local.pooled_thread |
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| 164 | self.thread_pool = fedd_experiment_control_local.thread_pool |
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| 165 | |
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| 166 | self.cert_file = None |
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| 167 | self.cert_pwd = None |
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| 168 | self.trusted_certs = None |
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| 169 | |
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[eee2b2e] | 170 | # Walk through the various relevant certificat specifying config |
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| 171 | # attributes until the local certificate attributes can be resolved. |
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[0ea11af] | 172 | # The walk is from most specific to most general specification. |
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[72ed6e4] | 173 | for s in ("experiment_control", "globals"): |
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| 174 | if config.has_section(s): |
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| 175 | if config.has_option(s, "cert_file"): |
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| 176 | if not self.cert_file: |
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| 177 | self.cert_file = config.get(s, "cert_file") |
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| 178 | self.cert_pwd = config.get(s, "cert_pwd") |
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[eee2b2e] | 179 | |
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[72ed6e4] | 180 | if config.has_option(s, "trusted_certs"): |
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| 181 | if not self.trusted_certs: |
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| 182 | self.trusted_certs = config.get(s, "trusted_certs") |
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[19cc408] | 183 | |
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| 184 | self.exp_stem = "fed-stem" |
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[11a08b0] | 185 | self.log = logging.getLogger("fedd.experiment_control") |
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[19cc408] | 186 | self.muxmax = 2 |
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| 187 | self.nthreads = 2 |
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| 188 | self.randomize_experiments = False |
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[72ed6e4] | 189 | |
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[19cc408] | 190 | self.scp_exec = "/usr/bin/scp" |
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| 191 | self.splitter = None |
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| 192 | self.ssh_exec="/usr/bin/ssh" |
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| 193 | self.ssh_keygen = "/usr/bin/ssh-keygen" |
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| 194 | self.ssh_identity_file = None |
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[72ed6e4] | 195 | |
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| 196 | if config.has_section("experiment_control"): |
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| 197 | self.debug = config.get("experiment_control", "create_debug") |
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| 198 | self.state_filename = config.get("experiment_control", |
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| 199 | "experiment_state_file") |
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[f4f4117] | 200 | self.splitter_url = config.get("experiment_control", "splitter_url") |
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[2c6128f] | 201 | self.fedkit = config.get("experiment_control", "fedkit") |
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[72ed6e4] | 202 | else: |
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| 203 | self.debug = False |
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| 204 | self.state_filename = None |
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[f4f4117] | 205 | self.splitter_url = None |
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[2c6128f] | 206 | self.fedkit = None |
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[72ed6e4] | 207 | |
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[19cc408] | 208 | # XXX |
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| 209 | self.ssh_pubkey_file = "/users/faber/.ssh/id_rsa.pub" |
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| 210 | self.ssh_type = "rsa" |
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| 211 | self.state = { } |
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[a97394b] | 212 | self.state_lock = Lock() |
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[19cc408] | 213 | self.tclsh = "/usr/local/bin/otclsh" |
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| 214 | self.tcl_splitter = "/usr/testbed/lib/ns2ir/parse.tcl" |
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| 215 | self.tbmap = { |
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| 216 | 'deter':'https://users.isi.deterlab.net:23235', |
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| 217 | 'emulab':'https://users.isi.deterlab.net:23236', |
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| 218 | 'ucb':'https://users.isi.deterlab.net:23237', |
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| 219 | } |
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| 220 | self.trace_file = sys.stderr |
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| 221 | |
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| 222 | self.def_expstart = \ |
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[2c6128f] | 223 | "sudo -H /bin/sh /usr/local/federation/bin/federate.sh >& " +\ |
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| 224 | "/tmp/federate"; |
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| 225 | self.def_mexpstart = "sudo -H /usr/local/federation/bin/make_hosts " +\ |
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| 226 | "FEDDIR/hosts"; |
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[19cc408] | 227 | self.def_gwstart = \ |
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[2c6128f] | 228 | "sudo -H /usr/local/federation/bin/fed-tun.pl -f GWCONF>& " +\ |
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| 229 | "/tmp/bridge.log"; |
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[19cc408] | 230 | self.def_mgwstart = \ |
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[2c6128f] | 231 | "sudo -H /usr/local/federation/bin/fed-tun.pl -f GWCONF >& " +\ |
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| 232 | "/tmp/bridge.log"; |
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[19cc408] | 233 | self.def_gwimage = "FBSD61-TUNNEL2"; |
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| 234 | self.def_gwtype = "pc"; |
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| 235 | |
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| 236 | |
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| 237 | if self.ssh_pubkey_file: |
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| 238 | try: |
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| 239 | f = open(self.ssh_pubkey_file, 'r') |
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| 240 | self.ssh_pubkey = f.read() |
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| 241 | f.close() |
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| 242 | except IOError: |
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| 243 | raise service_error(service_error.internal, |
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| 244 | "Cannot read sshpubkey") |
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| 245 | |
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[2c6128f] | 246 | set_log_level(config, "experiment_control", self.log) |
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[11a08b0] | 247 | |
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[0ea11af] | 248 | # Grab saved state. OK to do this w/o locking because it's read only |
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| 249 | # and only one thread should be in existence that can see self.state at |
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| 250 | # this point. |
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[eee2b2e] | 251 | if self.state_filename: |
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| 252 | self.read_state() |
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| 253 | |
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[0ea11af] | 254 | # Dispatch tables |
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| 255 | self.soap_services = {\ |
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[058f58e] | 256 | 'Create': soap_handler(\ |
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[19cc408] | 257 | CreateRequestMessage.typecode, |
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| 258 | getattr(self, "create_experiment"), |
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| 259 | CreateResponseMessage, |
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| 260 | "CreateResponseBody"), |
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[058f58e] | 261 | 'Vtopo': soap_handler(\ |
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[19cc408] | 262 | VtopoRequestMessage.typecode, |
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| 263 | getattr(self, "get_vtopo"), |
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| 264 | VtopoResponseMessage, |
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| 265 | "VtopoResponseBody"), |
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[058f58e] | 266 | 'Vis': soap_handler(\ |
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[19cc408] | 267 | VisRequestMessage.typecode, |
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| 268 | getattr(self, "get_vis"), |
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| 269 | VisResponseMessage, |
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| 270 | "VisResponseBody"), |
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[058f58e] | 271 | 'Info': soap_handler(\ |
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[19cc408] | 272 | InfoRequestMessage.typecode, |
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| 273 | getattr(self, "get_info"), |
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| 274 | InfoResponseMessage, |
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| 275 | "InfoResponseBody"), |
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[058f58e] | 276 | 'Terminate': soap_handler(\ |
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[19cc408] | 277 | TerminateRequestMessage.typecode, |
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| 278 | getattr(self, "terminate_experiment"), |
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| 279 | TerminateResponseMessage, |
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| 280 | "TerminateResponseBody"), |
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| 281 | } |
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| 282 | |
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[0ea11af] | 283 | self.xmlrpc_services = {\ |
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[058f58e] | 284 | 'Create': xmlrpc_handler(\ |
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[19cc408] | 285 | getattr(self, "create_experiment"), |
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| 286 | "CreateResponseBody"), |
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[058f58e] | 287 | 'Vtopo': xmlrpc_handler(\ |
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[19cc408] | 288 | getattr(self, "get_vtopo"), |
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| 289 | "VtopoResponseBody"), |
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[058f58e] | 290 | 'Vis': xmlrpc_handler(\ |
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[19cc408] | 291 | getattr(self, "get_vis"), |
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| 292 | "VisResponseBody"), |
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[058f58e] | 293 | 'Info': xmlrpc_handler(\ |
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[19cc408] | 294 | getattr(self, "get_info"), |
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| 295 | "InfoResponseBody"), |
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[058f58e] | 296 | 'Terminate': xmlrpc_handler(\ |
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[19cc408] | 297 | getattr(self, "terminate_experiment"), |
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| 298 | "TerminateResponseBody"), |
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| 299 | } |
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| 300 | |
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[6679c122] | 301 | def copy_file(self, src, dest, size=1024): |
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| 302 | """ |
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| 303 | Exceedingly simple file copy. |
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| 304 | """ |
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| 305 | s = open(src,'r') |
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| 306 | d = open(dest, 'w') |
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| 307 | |
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| 308 | buf = "x" |
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| 309 | while buf != "": |
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| 310 | buf = s.read(size) |
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| 311 | d.write(buf) |
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| 312 | s.close() |
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| 313 | d.close() |
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| 314 | |
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[a97394b] | 315 | # Call while holding self.state_lock |
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[eee2b2e] | 316 | def write_state(self): |
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[0ea11af] | 317 | """ |
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| 318 | Write a new copy of experiment state after copying the existing state |
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| 319 | to a backup. |
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| 320 | |
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| 321 | State format is a simple pickling of the state dictionary. |
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| 322 | """ |
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[eee2b2e] | 323 | if os.access(self.state_filename, os.W_OK): |
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| 324 | self.copy_file(self.state_filename, \ |
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| 325 | "%s.bak" % self.state_filename) |
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| 326 | try: |
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| 327 | f = open(self.state_filename, 'w') |
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| 328 | pickle.dump(self.state, f) |
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| 329 | except IOError, e: |
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[11a08b0] | 330 | self.log.error("Can't write file %s: %s" % \ |
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| 331 | (self.state_filename, e)) |
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[eee2b2e] | 332 | except pickle.PicklingError, e: |
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[11a08b0] | 333 | self.log.error("Pickling problem: %s" % e) |
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[4ed10ae] | 334 | except TypeError, e: |
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| 335 | self.log.error("Pickling problem (TypeError): %s" % e) |
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[eee2b2e] | 336 | |
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[a97394b] | 337 | # Call while holding self.state_lock |
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[eee2b2e] | 338 | def read_state(self): |
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[0ea11af] | 339 | """ |
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| 340 | Read a new copy of experiment state. Old state is overwritten. |
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| 341 | |
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| 342 | State format is a simple pickling of the state dictionary. |
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| 343 | """ |
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[eee2b2e] | 344 | try: |
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| 345 | f = open(self.state_filename, "r") |
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| 346 | self.state = pickle.load(f) |
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[d199ced] | 347 | self.log.debug("[read_state]: Read state from %s" % \ |
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| 348 | self.state_filename) |
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[eee2b2e] | 349 | except IOError, e: |
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[d199ced] | 350 | self.log.warning("[read_state]: No saved state: Can't open %s: %s"\ |
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| 351 | % (self.state_filename, e)) |
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[eee2b2e] | 352 | except pickle.UnpicklingError, e: |
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[d199ced] | 353 | self.log.warning(("[read_state]: No saved state: " + \ |
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| 354 | "Unpickling failed: %s") % e) |
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[eee2b2e] | 355 | |
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[6679c122] | 356 | def scp_file(self, file, user, host, dest=""): |
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| 357 | """ |
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[0ea11af] | 358 | scp a file to the remote host. If debug is set the action is only |
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| 359 | logged. |
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[6679c122] | 360 | """ |
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[d0ae12d] | 361 | |
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| 362 | scp_cmd = [self.scp_exec, file, "%s@%s:%s" % (user, host, dest)] |
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[11a08b0] | 363 | rv = 0 |
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[3441fe3] | 364 | |
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[d199ced] | 365 | try: |
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| 366 | dnull = open("/dev/null", "r") |
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| 367 | except IOError: |
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| 368 | self.log.debug("[ssh_file]: failed to open /dev/null for redirect") |
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| 369 | dnull = Null |
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| 370 | |
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[11a08b0] | 371 | self.log.debug("[scp_file]: %s" % " ".join(scp_cmd)) |
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[d0ae12d] | 372 | if not self.debug: |
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[d199ced] | 373 | if dnull: rv = call(scp_cmd, stdout=dnull, stderr=dnull) |
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| 374 | else: rv = call(scp_cmd) |
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[d0ae12d] | 375 | |
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| 376 | return rv == 0 |
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[6679c122] | 377 | |
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[3441fe3] | 378 | def ssh_cmd(self, user, host, cmd, wname=None): |
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[0ea11af] | 379 | """ |
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| 380 | Run a remote command on host as user. If debug is set, the action is |
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| 381 | only logged. |
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| 382 | """ |
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[d0ae12d] | 383 | sh_str = "%s %s@%s %s" % (self.ssh_exec, user, host, cmd) |
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| 384 | |
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[d199ced] | 385 | try: |
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| 386 | dnull = open("/dev/null", "r") |
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| 387 | except IOError: |
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| 388 | self.log.debug("[ssh_cmd]: failed to open /dev/null for redirect") |
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| 389 | dnull = Null |
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| 390 | |
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[11a08b0] | 391 | self.log.debug("[ssh_cmd]: %s" % sh_str) |
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[d0ae12d] | 392 | if not self.debug: |
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[d199ced] | 393 | if dnull: |
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| 394 | sub = Popen(sh_str, shell=True, stdout=dnull, stderr=dnull) |
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| 395 | else: |
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| 396 | sub = Popen(sh_str, shell=True) |
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[d0ae12d] | 397 | return sub.wait() == 0 |
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| 398 | else: |
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| 399 | return True |
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[6679c122] | 400 | |
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| 401 | def ship_configs(self, host, user, src_dir, dest_dir): |
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[0ea11af] | 402 | """ |
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| 403 | Copy federant-specific configuration files to the federant. |
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| 404 | """ |
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[6679c122] | 405 | if not self.ssh_cmd(user, host, "mkdir -p %s" % dest_dir): |
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| 406 | return False |
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| 407 | if not self.ssh_cmd(user, host, "chmod 770 %s" % dest_dir): |
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| 408 | return False |
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| 409 | |
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| 410 | for f in os.listdir(src_dir): |
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| 411 | if os.path.isdir(f): |
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| 412 | if not self.ship_configs(host, user, "%s/%s" % (src_dir, f), |
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| 413 | "%s/%s" % (dest_dir, f)): |
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| 414 | return False |
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| 415 | else: |
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| 416 | if not self.scp_file("%s/%s" % (src_dir, f), |
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| 417 | user, host, dest_dir): |
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| 418 | return False |
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| 419 | return True |
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| 420 | |
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[6546868] | 421 | def start_segment(self, tb, eid, tbparams, tmpdir, timeout=0): |
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[0ea11af] | 422 | """ |
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| 423 | Start a sub-experiment on a federant. |
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| 424 | |
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| 425 | Get the current state, modify or create as appropriate, ship data and |
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| 426 | configs and start the experiment. There are small ordering differences |
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| 427 | based on the initial state of the sub-experiment. |
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| 428 | """ |
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| 429 | # ops node in the federant |
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[6679c122] | 430 | host = "%s%s" % (tbparams[tb]['host'], tbparams[tb]['domain']) |
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[0ea11af] | 431 | user = tbparams[tb]['user'] # federant user |
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| 432 | pid = tbparams[tb]['project'] # federant project |
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[6679c122] | 433 | # XXX |
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[0d830de] | 434 | base_confs = ( "hosts",) |
---|
[0ea11af] | 435 | tclfile = "%s.%s.tcl" % (eid, tb) # sub-experiment description |
---|
| 436 | # command to test experiment state |
---|
| 437 | expinfo_exec = "/usr/testbed/bin/expinfo" |
---|
| 438 | # Configuration directories on the remote machine |
---|
[6679c122] | 439 | proj_dir = "/proj/%s/exp/%s/tmp" % (pid, eid) |
---|
| 440 | tarfiles_dir = "/proj/%s/tarfiles/%s" % (pid, eid) |
---|
| 441 | rpms_dir = "/proj/%s/rpms/%s" % (pid, eid) |
---|
[0ea11af] | 442 | # Regular expressions to parse the expinfo response |
---|
[6679c122] | 443 | state_re = re.compile("State:\s+(\w+)") |
---|
[3441fe3] | 444 | no_exp_re = re.compile("^No\s+such\s+experiment") |
---|
[0ea11af] | 445 | state = None # Experiment state parsed from expinfo |
---|
| 446 | # The expinfo ssh command |
---|
[3441fe3] | 447 | cmd = [self.ssh_exec, "%s@%s" % (user, host), expinfo_exec, pid, eid] |
---|
| 448 | |
---|
[0ea11af] | 449 | # Get status |
---|
[11a08b0] | 450 | self.log.debug("[start_segment]: %s"% " ".join(cmd)) |
---|
| 451 | dev_null = None |
---|
| 452 | try: |
---|
| 453 | dev_null = open("/dev/null", "a") |
---|
| 454 | except IOError, e: |
---|
| 455 | self.log.error("[start_segment]: can't open /dev/null: %s" %e) |
---|
[3441fe3] | 456 | |
---|
[4ed10ae] | 457 | if self.debug: |
---|
| 458 | state = 'swapped' |
---|
| 459 | rv = 0 |
---|
| 460 | else: |
---|
| 461 | status = Popen(cmd, stdout=PIPE, stderr=dev_null) |
---|
| 462 | for line in status.stdout: |
---|
| 463 | m = state_re.match(line) |
---|
| 464 | if m: state = m.group(1) |
---|
| 465 | else: |
---|
| 466 | m = no_exp_re.match(line) |
---|
| 467 | if m: state = "none" |
---|
| 468 | rv = status.wait() |
---|
[0ea11af] | 469 | |
---|
[0d830de] | 470 | # If the experiment is not present the subcommand returns a non-zero |
---|
| 471 | # return value. If we successfully parsed a "none" outcome, ignore the |
---|
| 472 | # return code. |
---|
[3441fe3] | 473 | if rv != 0 and state != "none": |
---|
[6679c122] | 474 | raise service_error(service_error.internal, |
---|
| 475 | "Cannot get status of segment %s:%s/%s" % (tb, pid, eid)) |
---|
[11a08b0] | 476 | |
---|
| 477 | self.log.debug("[start_segment]: %s: %s" % (tb, state)) |
---|
| 478 | self.log.info("[start_segment]:transferring experiment to %s" % tb) |
---|
[6679c122] | 479 | |
---|
[6546868] | 480 | if not self.scp_file("%s/%s/%s" % (tmpdir, tb, tclfile), user, host): |
---|
[6679c122] | 481 | return False |
---|
[a8b42b5] | 482 | # Clear the federation files |
---|
| 483 | if not self.ssh_cmd(user, host, |
---|
| 484 | "/bin/sh -c \"'/bin/rm -rf %s'\"" % proj_dir): |
---|
| 485 | return False |
---|
| 486 | if not self.ssh_cmd(user, host, |
---|
| 487 | "/bin/sh -c \"'mkdir -p %s'\"" % proj_dir): |
---|
| 488 | return False |
---|
[6679c122] | 489 | # Clear and create the tarfiles and rpm directories |
---|
| 490 | for d in (tarfiles_dir, rpms_dir): |
---|
| 491 | if not self.ssh_cmd(user, host, |
---|
| 492 | "/bin/sh -c \"'/bin/rm -rf %s/*'\"" % d): |
---|
| 493 | return False |
---|
| 494 | if not self.ssh_cmd(user, host, "mkdir -p %s" % d, |
---|
| 495 | "create tarfiles"): |
---|
| 496 | return False |
---|
| 497 | |
---|
| 498 | if state == 'active': |
---|
| 499 | # Remote experiment is active. Modify it. |
---|
| 500 | for f in base_confs: |
---|
[6546868] | 501 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
---|
[6679c122] | 502 | "%s/%s" % (proj_dir, f)): |
---|
| 503 | return False |
---|
[6546868] | 504 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
---|
[6679c122] | 505 | proj_dir): |
---|
| 506 | return False |
---|
[6546868] | 507 | if os.path.isdir("%s/tarfiles" % tmpdir): |
---|
[6679c122] | 508 | if not self.ship_configs(host, user, |
---|
[6546868] | 509 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 510 | return False |
---|
[6546868] | 511 | if os.path.isdir("%s/rpms" % tmpdir): |
---|
[6679c122] | 512 | if not self.ship_configs(host, user, |
---|
[6546868] | 513 | "%s/rpms" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 514 | return False |
---|
[11a08b0] | 515 | self.log.info("[start_segment]: Modifying %s on %s" % (eid, tb)) |
---|
[6679c122] | 516 | if not self.ssh_cmd(user, host, |
---|
| 517 | "/usr/testbed/bin/modexp -r -s -w %s %s %s" % \ |
---|
| 518 | (pid, eid, tclfile), "modexp"): |
---|
| 519 | return False |
---|
| 520 | return True |
---|
| 521 | elif state == "swapped": |
---|
| 522 | # Remote experiment swapped out. Modify it and swap it in. |
---|
| 523 | for f in base_confs: |
---|
[6546868] | 524 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
---|
[6679c122] | 525 | "%s/%s" % (proj_dir, f)): |
---|
| 526 | return False |
---|
[6546868] | 527 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
---|
[6679c122] | 528 | proj_dir): |
---|
| 529 | return False |
---|
[6546868] | 530 | if os.path.isdir("%s/tarfiles" % tmpdir): |
---|
[6679c122] | 531 | if not self.ship_configs(host, user, |
---|
[6546868] | 532 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 533 | return False |
---|
[6546868] | 534 | if os.path.isdir("%s/rpms" % tmpdir): |
---|
[6679c122] | 535 | if not self.ship_configs(host, user, |
---|
[6546868] | 536 | "%s/rpms" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 537 | return False |
---|
[11a08b0] | 538 | self.log.info("[start_segment]: Modifying %s on %s" % (eid, tb)) |
---|
[6679c122] | 539 | if not self.ssh_cmd(user, host, |
---|
| 540 | "/usr/testbed/bin/modexp -w %s %s %s" % (pid, eid, tclfile), |
---|
| 541 | "modexp"): |
---|
| 542 | return False |
---|
[11a08b0] | 543 | self.log.info("[start_segment]: Swapping %s in on %s" % (eid, tb)) |
---|
[6679c122] | 544 | if not self.ssh_cmd(user, host, |
---|
| 545 | "/usr/testbed/bin/swapexp -w %s %s in" % (pid, eid), |
---|
[3441fe3] | 546 | "swapexp"): |
---|
[6679c122] | 547 | return False |
---|
| 548 | return True |
---|
| 549 | elif state == "none": |
---|
| 550 | # No remote experiment. Create one. We do this in 2 steps so we |
---|
| 551 | # can put the configuration files and scripts into the new |
---|
| 552 | # experiment directories. |
---|
| 553 | |
---|
| 554 | # Tarfiles must be present for creation to work |
---|
[6546868] | 555 | if os.path.isdir("%s/tarfiles" % tmpdir): |
---|
[6679c122] | 556 | if not self.ship_configs(host, user, |
---|
[6546868] | 557 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 558 | return False |
---|
[6546868] | 559 | if os.path.isdir("%s/rpms" % tmpdir): |
---|
[6679c122] | 560 | if not self.ship_configs(host, user, |
---|
[6546868] | 561 | "%s/rpms" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 562 | return False |
---|
[11a08b0] | 563 | self.log.info("[start_segment]: Creating %s on %s" % (eid, tb)) |
---|
[6679c122] | 564 | if not self.ssh_cmd(user, host, |
---|
| 565 | "/usr/testbed/bin/startexp -i -f -w -p %s -e %s %s" % \ |
---|
[3441fe3] | 566 | (pid, eid, tclfile), "startexp"): |
---|
[6679c122] | 567 | return False |
---|
| 568 | # After startexp the per-experiment directories exist |
---|
| 569 | for f in base_confs: |
---|
[6546868] | 570 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
---|
[6679c122] | 571 | "%s/%s" % (proj_dir, f)): |
---|
| 572 | return False |
---|
[6546868] | 573 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
---|
[6679c122] | 574 | proj_dir): |
---|
| 575 | return False |
---|
[11a08b0] | 576 | self.log.info("[start_segment]: Swapping %s in on %s" % (eid, tb)) |
---|
[6679c122] | 577 | if not self.ssh_cmd(user, host, |
---|
| 578 | "/usr/testbed/bin/swapexp -w %s %s in" % (pid, eid), |
---|
[3441fe3] | 579 | "swapexp"): |
---|
[6679c122] | 580 | return False |
---|
| 581 | return True |
---|
| 582 | else: |
---|
[11a08b0] | 583 | self.log.debug("[start_segment]:unknown state %s" % state) |
---|
[6679c122] | 584 | return False |
---|
| 585 | |
---|
| 586 | def stop_segment(self, tb, eid, tbparams): |
---|
[0ea11af] | 587 | """ |
---|
| 588 | Stop a sub experiment by calling swapexp on the federant |
---|
| 589 | """ |
---|
[6679c122] | 590 | user = tbparams[tb]['user'] |
---|
[ea0a821] | 591 | host = tbparams[tb]['host'] |
---|
[6679c122] | 592 | pid = tbparams[tb]['project'] |
---|
| 593 | |
---|
[11a08b0] | 594 | self.log.info("[stop_segment]: Stopping %s on %s" % (eid, tb)) |
---|
[6679c122] | 595 | return self.ssh_cmd(user, host, |
---|
[3441fe3] | 596 | "/usr/testbed/bin/swapexp -w %s %s out" % (pid, eid)) |
---|
[6679c122] | 597 | |
---|
| 598 | |
---|
| 599 | def generate_ssh_keys(self, dest, type="rsa" ): |
---|
| 600 | """ |
---|
| 601 | Generate a set of keys for the gateways to use to talk. |
---|
| 602 | |
---|
| 603 | Keys are of type type and are stored in the required dest file. |
---|
| 604 | """ |
---|
| 605 | valid_types = ("rsa", "dsa") |
---|
| 606 | t = type.lower(); |
---|
| 607 | if t not in valid_types: raise ValueError |
---|
[11a08b0] | 608 | cmd = [self.ssh_keygen, '-t', t, '-N', '', '-f', dest] |
---|
[3441fe3] | 609 | |
---|
[11a08b0] | 610 | try: |
---|
| 611 | trace = open("/dev/null", "w") |
---|
| 612 | except IOError: |
---|
| 613 | raise service_error(service_error.internal, |
---|
| 614 | "Cannot open /dev/null??"); |
---|
[3441fe3] | 615 | |
---|
[6679c122] | 616 | # May raise CalledProcessError |
---|
[11a08b0] | 617 | self.log.debug("[generate_ssh_keys]: %s" % " ".join(cmd)) |
---|
| 618 | rv = call(cmd, stdout=trace, stderr=trace) |
---|
[6679c122] | 619 | if rv != 0: |
---|
| 620 | raise service_error(service_error.internal, |
---|
| 621 | "Cannot generate nonce ssh keys. %s return code %d" \ |
---|
| 622 | % (self.ssh_keygen, rv)) |
---|
| 623 | |
---|
[0d830de] | 624 | def gentopo(self, str): |
---|
[0ea11af] | 625 | """ |
---|
| 626 | Generate the topology dtat structure from the splitter's XML |
---|
| 627 | representation of it. |
---|
| 628 | |
---|
| 629 | The topology XML looks like: |
---|
| 630 | <experiment> |
---|
| 631 | <nodes> |
---|
| 632 | <node><vname></vname><ips>ip1:ip2</ips></node> |
---|
| 633 | </nodes> |
---|
| 634 | <lans> |
---|
| 635 | <lan> |
---|
| 636 | <vname></vname><vnode></vnode><ip></ip> |
---|
| 637 | <bandwidth></bandwidth><member>node:port</member> |
---|
| 638 | </lan> |
---|
| 639 | </lans> |
---|
| 640 | """ |
---|
[d0ae12d] | 641 | class topo_parse: |
---|
[0ea11af] | 642 | """ |
---|
| 643 | Parse the topology XML and create the dats structure. |
---|
| 644 | """ |
---|
[d0ae12d] | 645 | def __init__(self): |
---|
[0ea11af] | 646 | # Typing of the subelements for data conversion |
---|
[0d830de] | 647 | self.str_subelements = ('vname', 'vnode', 'ips', 'ip', 'member') |
---|
| 648 | self.int_subelements = ( 'bandwidth',) |
---|
| 649 | self.float_subelements = ( 'delay',) |
---|
[0ea11af] | 650 | # The final data structure |
---|
[0d830de] | 651 | self.nodes = [ ] |
---|
| 652 | self.lans = [ ] |
---|
| 653 | self.topo = { \ |
---|
[bcbf543] | 654 | 'node': self.nodes,\ |
---|
| 655 | 'lan' : self.lans,\ |
---|
[0d830de] | 656 | } |
---|
[0ea11af] | 657 | self.element = { } # Current element being created |
---|
| 658 | self.chars = "" # Last text seen |
---|
[0d830de] | 659 | |
---|
[d0ae12d] | 660 | def end_element(self, name): |
---|
[0ea11af] | 661 | # After each sub element the contents is added to the current |
---|
| 662 | # element or to the appropriate list. |
---|
[0d830de] | 663 | if name == 'node': |
---|
| 664 | self.nodes.append(self.element) |
---|
| 665 | self.element = { } |
---|
| 666 | elif name == 'lan': |
---|
| 667 | self.lans.append(self.element) |
---|
| 668 | self.element = { } |
---|
| 669 | elif name in self.str_subelements: |
---|
| 670 | self.element[name] = self.chars |
---|
| 671 | self.chars = "" |
---|
| 672 | elif name in self.int_subelements: |
---|
| 673 | self.element[name] = int(self.chars) |
---|
| 674 | self.chars = "" |
---|
| 675 | elif name in self.float_subelements: |
---|
| 676 | self.element[name] = float(self.chars) |
---|
| 677 | self.chars = "" |
---|
[d0ae12d] | 678 | |
---|
| 679 | def found_chars(self, data): |
---|
[0d830de] | 680 | self.chars += data.rstrip() |
---|
| 681 | |
---|
| 682 | |
---|
| 683 | tp = topo_parse(); |
---|
| 684 | parser = xml.parsers.expat.ParserCreate() |
---|
| 685 | parser.EndElementHandler = tp.end_element |
---|
| 686 | parser.CharacterDataHandler = tp.found_chars |
---|
| 687 | |
---|
| 688 | parser.Parse(str) |
---|
| 689 | |
---|
| 690 | return tp.topo |
---|
| 691 | |
---|
| 692 | |
---|
| 693 | def genviz(self, topo): |
---|
| 694 | """ |
---|
| 695 | Generate the visualization the virtual topology |
---|
| 696 | """ |
---|
[d0ae12d] | 697 | |
---|
| 698 | neato = "/usr/local/bin/neato" |
---|
| 699 | # These are used to parse neato output and to create the visualization |
---|
| 700 | # file. |
---|
| 701 | vis_re = re.compile('^\s*"?([\w\-]+)"?\s+\[.*pos="(\d+),(\d+)"') |
---|
| 702 | vis_fmt = "<node><name>%s</name><x>%s</x><y>%s</y><type>" + \ |
---|
[0d830de] | 703 | "%s</type></node>" |
---|
| 704 | |
---|
| 705 | try: |
---|
| 706 | # Node names |
---|
[bcbf543] | 707 | nodes = [ n['vname'] for n in topo['node'] ] |
---|
| 708 | topo_lans = topo['lan'] |
---|
[0d830de] | 709 | except KeyError: |
---|
| 710 | raise service_error(service_error.internal, "Bad topology") |
---|
| 711 | |
---|
| 712 | lans = { } |
---|
| 713 | links = { } |
---|
| 714 | |
---|
| 715 | # Walk through the virtual topology, organizing the connections into |
---|
| 716 | # 2-node connections (links) and more-than-2-node connections (lans). |
---|
| 717 | # When a lan is created, it's added to the list of nodes (there's a |
---|
| 718 | # node in the visualization for the lan). |
---|
| 719 | for l in topo_lans: |
---|
| 720 | if links.has_key(l['vname']): |
---|
| 721 | if len(links[l['vname']]) < 2: |
---|
| 722 | links[l['vname']].append(l['vnode']) |
---|
| 723 | else: |
---|
| 724 | nodes.append(l['vname']) |
---|
| 725 | lans[l['vname']] = links[l['vname']] |
---|
| 726 | del links[l['vname']] |
---|
| 727 | lans[l['vname']].append(l['vnode']) |
---|
| 728 | elif lans.has_key(l['vname']): |
---|
| 729 | lans[l['vname']].append(l['vnode']) |
---|
| 730 | else: |
---|
| 731 | links[l['vname']] = [ l['vnode'] ] |
---|
| 732 | |
---|
| 733 | |
---|
| 734 | # Open up a temporary file for dot to turn into a visualization |
---|
[d0ae12d] | 735 | try: |
---|
| 736 | df, dotname = tempfile.mkstemp() |
---|
| 737 | dotfile = os.fdopen(df, 'w') |
---|
| 738 | except IOError: |
---|
| 739 | raise service_error(service_error.internal, |
---|
| 740 | "Failed to open file in genviz") |
---|
| 741 | |
---|
| 742 | # Generate a dot/neato input file from the links, nodes and lans |
---|
| 743 | try: |
---|
| 744 | print >>dotfile, "graph G {" |
---|
[0d830de] | 745 | for n in nodes: |
---|
[d0ae12d] | 746 | print >>dotfile, '\t"%s"' % n |
---|
[0d830de] | 747 | for l in links.keys(): |
---|
| 748 | print >>dotfile, '\t"%s" -- "%s"' % tuple(links[l]) |
---|
| 749 | for l in lans.keys(): |
---|
| 750 | for n in lans[l]: |
---|
[d0ae12d] | 751 | print >>dotfile, '\t "%s" -- "%s"' % (n,l) |
---|
| 752 | print >>dotfile, "}" |
---|
| 753 | dotfile.close() |
---|
[0d830de] | 754 | except TypeError: |
---|
| 755 | raise service_error(service_error.internal, |
---|
| 756 | "Single endpoint link in vtopo") |
---|
[d0ae12d] | 757 | except IOError: |
---|
| 758 | raise service_error(service_error.internal, "Cannot write dot file") |
---|
| 759 | |
---|
| 760 | # Use dot to create a visualization |
---|
| 761 | dot = Popen([neato, '-Gstart=rand', '-Gepsilon=0.005', '-Gmaxiter=2000', |
---|
| 762 | '-Gpack=true', dotname], stdout=PIPE) |
---|
| 763 | |
---|
[0d830de] | 764 | # Translate dot to vis format |
---|
| 765 | vis_nodes = [ ] |
---|
| 766 | vis = { 'node': vis_nodes } |
---|
| 767 | for line in dot.stdout: |
---|
| 768 | m = vis_re.match(line) |
---|
| 769 | if m: |
---|
| 770 | vn = m.group(1) |
---|
| 771 | vis_node = {'name': vn, \ |
---|
[bcbf543] | 772 | 'x': float(m.group(2)),\ |
---|
| 773 | 'y' : float(m.group(3)),\ |
---|
[0d830de] | 774 | } |
---|
| 775 | if vn in links.keys() or vn in lans.keys(): |
---|
| 776 | vis_node['type'] = 'lan' |
---|
| 777 | else: |
---|
| 778 | vis_node['type'] = 'node' |
---|
| 779 | vis_nodes.append(vis_node) |
---|
[d0ae12d] | 780 | rv = dot.wait() |
---|
[0d830de] | 781 | |
---|
[d0ae12d] | 782 | os.remove(dotname) |
---|
[0d830de] | 783 | if rv == 0 : return vis |
---|
| 784 | else: return None |
---|
[d0ae12d] | 785 | |
---|
[6679c122] | 786 | def get_access(self, tb, nodes, user, tbparam): |
---|
| 787 | """ |
---|
| 788 | Get access to testbed through fedd and set the parameters for that tb |
---|
| 789 | """ |
---|
| 790 | |
---|
| 791 | translate_attr = { |
---|
| 792 | 'slavenodestartcmd': 'expstart', |
---|
| 793 | 'slaveconnectorstartcmd': 'gwstart', |
---|
| 794 | 'masternodestartcmd': 'mexpstart', |
---|
| 795 | 'masterconnectorstartcmd': 'mgwstart', |
---|
| 796 | 'connectorimage': 'gwimage', |
---|
| 797 | 'connectortype': 'gwtype', |
---|
| 798 | 'tunnelcfg': 'tun', |
---|
[3441fe3] | 799 | 'smbshare': 'smbshare', |
---|
[6679c122] | 800 | } |
---|
| 801 | |
---|
| 802 | uri = self.tbmap.get(tb, None) |
---|
| 803 | if not uri: |
---|
| 804 | raise service_error(serice_error.server_config, |
---|
| 805 | "Unknown testbed: %s" % tb) |
---|
| 806 | |
---|
| 807 | # The basic request |
---|
| 808 | req = {\ |
---|
| 809 | 'destinationTestbed' : { 'uri' : uri }, |
---|
| 810 | 'user': user, |
---|
[e40c7ee] | 811 | 'allocID' : { 'localname': 'test' }, |
---|
[abb87eb] | 812 | # XXX: need to get service access stright |
---|
| 813 | 'createAccess' : [ { 'sshPubkey' : self.ssh_pubkey } ], |
---|
| 814 | 'serviceAccess' : [ { 'sshPubkey' : self.ssh_pubkey } ] |
---|
[6679c122] | 815 | } |
---|
| 816 | |
---|
| 817 | # node resources if any |
---|
| 818 | if nodes != None and len(nodes) > 0: |
---|
| 819 | rnodes = [ ] |
---|
| 820 | for n in nodes: |
---|
| 821 | rn = { } |
---|
| 822 | image, hw, count = n.split(":") |
---|
| 823 | if image: rn['image'] = [ image ] |
---|
| 824 | if hw: rn['hardware'] = [ hw ] |
---|
| 825 | if count: rn['count'] = int(count) |
---|
| 826 | rnodes.append(rn) |
---|
| 827 | req['resources']= { } |
---|
| 828 | req['resources']['node'] = rnodes |
---|
| 829 | |
---|
[058f58e] | 830 | r = self.call_RequestAccess(uri, req, |
---|
| 831 | self.cert_file, self.cert_pwd, self.trusted_certs) |
---|
[6679c122] | 832 | |
---|
| 833 | if r.has_key('RequestAccessResponseBody'): |
---|
| 834 | r = r['RequestAccessResponseBody'] |
---|
| 835 | else: |
---|
[058f58e] | 836 | raise service_error(service_error.protocol, |
---|
[6679c122] | 837 | "Bad proxy response") |
---|
| 838 | |
---|
| 839 | e = r['emulab'] |
---|
| 840 | p = e['project'] |
---|
| 841 | tbparam[tb] = { |
---|
| 842 | "boss": e['boss'], |
---|
| 843 | "host": e['ops'], |
---|
| 844 | "domain": e['domain'], |
---|
| 845 | "fs": e['fileServer'], |
---|
| 846 | "eventserver": e['eventServer'], |
---|
[3441fe3] | 847 | "project": unpack_id(p['name']), |
---|
[d81971a] | 848 | "emulab" : e, |
---|
| 849 | "allocID" : r['allocID'], |
---|
[6679c122] | 850 | } |
---|
[7a8d667] | 851 | # Make the testbed name be the label the user applied |
---|
| 852 | p['testbed'] = {'localname': tb } |
---|
[6679c122] | 853 | |
---|
| 854 | for u in p['user']: |
---|
| 855 | tbparam[tb]['user'] = unpack_id(u['userID']) |
---|
| 856 | |
---|
| 857 | for a in e['fedAttr']: |
---|
| 858 | if a['attribute']: |
---|
| 859 | key = translate_attr.get(a['attribute'].lower(), None) |
---|
| 860 | if key: |
---|
| 861 | tbparam[tb][key]= a['value'] |
---|
[4ed10ae] | 862 | |
---|
[d81971a] | 863 | def release_access(self, tb, aid): |
---|
| 864 | """ |
---|
| 865 | Release access to testbed through fedd |
---|
| 866 | """ |
---|
| 867 | |
---|
| 868 | uri = self.tbmap.get(tb, None) |
---|
| 869 | if not uri: |
---|
| 870 | raise service_error(serice_error.server_config, |
---|
| 871 | "Unknown testbed: %s" % tb) |
---|
| 872 | |
---|
[058f58e] | 873 | resp = self.call_ReleaseAccess(uri, {'allocID': aid}, |
---|
| 874 | self.cert_file, self.cert_pwd, self.trusted_certs) |
---|
[d81971a] | 875 | |
---|
| 876 | # better error coding |
---|
| 877 | |
---|
[f4f4117] | 878 | def remote_splitter(self, uri, desc, master): |
---|
| 879 | |
---|
| 880 | req = { |
---|
| 881 | 'description' : { 'ns2description': desc }, |
---|
| 882 | 'master': master, |
---|
[2c6128f] | 883 | 'include_fedkit': bool(self.fedkit) |
---|
[f4f4117] | 884 | } |
---|
| 885 | |
---|
[058f58e] | 886 | r = self.call_Ns2Split(uri, req, self.cert_file, self.cert_pwd, |
---|
| 887 | self.trusted_certs) |
---|
[f4f4117] | 888 | |
---|
| 889 | if r.has_key('Ns2SplitResponseBody'): |
---|
| 890 | r = r['Ns2SplitResponseBody'] |
---|
| 891 | if r.has_key('output'): |
---|
| 892 | return r['output'].splitlines() |
---|
| 893 | else: |
---|
[058f58e] | 894 | raise service_error(service_error.protocol, |
---|
[f4f4117] | 895 | "Bad splitter response (no output)") |
---|
| 896 | else: |
---|
[058f58e] | 897 | raise service_error(service_error.protocol, "Bad splitter response") |
---|
[6679c122] | 898 | |
---|
| 899 | class current_testbed: |
---|
[0ea11af] | 900 | """ |
---|
| 901 | Object for collecting the current testbed description. The testbed |
---|
| 902 | description is saved to a file with the local testbed variables |
---|
| 903 | subsittuted line by line. |
---|
| 904 | """ |
---|
[2c6128f] | 905 | def __init__(self, eid, tmpdir, fedkit): |
---|
[6679c122] | 906 | self.begin_testbed = re.compile("^#\s+Begin\s+Testbed\s+\((\w+)\)") |
---|
| 907 | self.end_testbed = re.compile("^#\s+End\s+Testbed\s+\((\w+)\)") |
---|
| 908 | self.current_testbed = None |
---|
| 909 | self.testbed_file = None |
---|
| 910 | |
---|
| 911 | self.def_expstart = \ |
---|
| 912 | "sudo -H /bin/sh FEDDIR/fed_bootstrap >& /tmp/federate"; |
---|
| 913 | self.def_mexpstart = "sudo -H FEDDIR/make_hosts FEDDIR/hosts"; |
---|
| 914 | self.def_gwstart = \ |
---|
| 915 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF>& /tmp/bridge.log"; |
---|
| 916 | self.def_mgwstart = \ |
---|
| 917 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF >& /tmp/bridge.log"; |
---|
| 918 | self.def_gwimage = "FBSD61-TUNNEL2"; |
---|
| 919 | self.def_gwtype = "pc"; |
---|
| 920 | |
---|
| 921 | self.eid = eid |
---|
| 922 | self.tmpdir = tmpdir |
---|
[2c6128f] | 923 | self.fedkit = fedkit |
---|
[6679c122] | 924 | |
---|
| 925 | def __call__(self, line, master, allocated, tbparams): |
---|
| 926 | # Capture testbed topology descriptions |
---|
| 927 | if self.current_testbed == None: |
---|
| 928 | m = self.begin_testbed.match(line) |
---|
| 929 | if m != None: |
---|
| 930 | self.current_testbed = m.group(1) |
---|
| 931 | if self.current_testbed == None: |
---|
| 932 | raise service_error(service_error.req, |
---|
| 933 | "Bad request format (unnamed testbed)") |
---|
| 934 | allocated[self.current_testbed] = \ |
---|
| 935 | allocated.get(self.current_testbed,0) + 1 |
---|
| 936 | tb_dir = "%s/%s" % (self.tmpdir, self.current_testbed) |
---|
| 937 | if not os.path.exists(tb_dir): |
---|
| 938 | try: |
---|
| 939 | os.mkdir(tb_dir) |
---|
| 940 | except IOError: |
---|
| 941 | raise service_error(service_error.internal, |
---|
| 942 | "Cannot create %s" % tb_dir) |
---|
| 943 | try: |
---|
| 944 | self.testbed_file = open("%s/%s.%s.tcl" % |
---|
| 945 | (tb_dir, self.eid, self.current_testbed), 'w') |
---|
| 946 | except IOError: |
---|
| 947 | self.testbed_file = None |
---|
| 948 | return True |
---|
| 949 | else: return False |
---|
| 950 | else: |
---|
| 951 | m = self.end_testbed.match(line) |
---|
| 952 | if m != None: |
---|
| 953 | if m.group(1) != self.current_testbed: |
---|
| 954 | raise service_error(service_error.internal, |
---|
| 955 | "Mismatched testbed markers!?") |
---|
| 956 | if self.testbed_file != None: |
---|
| 957 | self.testbed_file.close() |
---|
| 958 | self.testbed_file = None |
---|
| 959 | self.current_testbed = None |
---|
| 960 | elif self.testbed_file: |
---|
| 961 | # Substitute variables and put the line into the local |
---|
| 962 | # testbed file. |
---|
| 963 | gwtype = tbparams[self.current_testbed].get('gwtype', |
---|
| 964 | self.def_gwtype) |
---|
| 965 | gwimage = tbparams[self.current_testbed].get('gwimage', |
---|
| 966 | self.def_gwimage) |
---|
| 967 | mgwstart = tbparams[self.current_testbed].get('mgwstart', |
---|
| 968 | self.def_mgwstart) |
---|
| 969 | mexpstart = tbparams[self.current_testbed].get('mexpstart', |
---|
| 970 | self.def_mexpstart) |
---|
| 971 | gwstart = tbparams[self.current_testbed].get('gwstart', |
---|
| 972 | self.def_gwstart) |
---|
| 973 | expstart = tbparams[self.current_testbed].get('expstart', |
---|
| 974 | self.def_expstart) |
---|
| 975 | project = tbparams[self.current_testbed].get('project') |
---|
| 976 | line = re.sub("GWTYPE", gwtype, line) |
---|
| 977 | line = re.sub("GWIMAGE", gwimage, line) |
---|
| 978 | if self.current_testbed == master: |
---|
| 979 | line = re.sub("GWSTART", mgwstart, line) |
---|
| 980 | line = re.sub("EXPSTART", mexpstart, line) |
---|
| 981 | else: |
---|
| 982 | line = re.sub("GWSTART", gwstart, line) |
---|
| 983 | line = re.sub("EXPSTART", expstart, line) |
---|
| 984 | line = re.sub("GWCONF", "FEDDIR`hostname`.gw.conf", line) |
---|
| 985 | line = re.sub("PROJDIR", "/proj/%s/" % project, line) |
---|
| 986 | line = re.sub("EID", self.eid, line) |
---|
| 987 | line = re.sub("FEDDIR", "/proj/%s/exp/%s/tmp/" % \ |
---|
| 988 | (project, self.eid), line) |
---|
[2c6128f] | 989 | if self.fedkit: |
---|
| 990 | line = re.sub("FEDKIT", os.path.basename(self.fedkit), |
---|
| 991 | line) |
---|
[6679c122] | 992 | print >>self.testbed_file, line |
---|
| 993 | return True |
---|
| 994 | |
---|
| 995 | class allbeds: |
---|
[0ea11af] | 996 | """ |
---|
| 997 | Process the Allbeds section. Get access to each federant and save the |
---|
| 998 | parameters in tbparams |
---|
| 999 | """ |
---|
[6679c122] | 1000 | def __init__(self, get_access): |
---|
| 1001 | self.begin_allbeds = re.compile("^#\s+Begin\s+Allbeds") |
---|
| 1002 | self.end_allbeds = re.compile("^#\s+End\s+Allbeds") |
---|
| 1003 | self.in_allbeds = False |
---|
| 1004 | self.get_access = get_access |
---|
| 1005 | |
---|
| 1006 | def __call__(self, line, user, tbparams): |
---|
| 1007 | # Testbed access parameters |
---|
| 1008 | if not self.in_allbeds: |
---|
| 1009 | if self.begin_allbeds.match(line): |
---|
| 1010 | self.in_allbeds = True |
---|
| 1011 | return True |
---|
| 1012 | else: |
---|
| 1013 | return False |
---|
| 1014 | else: |
---|
| 1015 | if self.end_allbeds.match(line): |
---|
| 1016 | self.in_allbeds = False |
---|
| 1017 | else: |
---|
| 1018 | nodes = line.split('|') |
---|
| 1019 | tb = nodes.pop(0) |
---|
| 1020 | self.get_access(tb, nodes, user, tbparams) |
---|
| 1021 | return True |
---|
| 1022 | |
---|
| 1023 | class gateways: |
---|
[3441fe3] | 1024 | def __init__(self, eid, master, tmpdir, gw_pubkey, |
---|
[2c6128f] | 1025 | gw_secretkey, copy_file, fedkit): |
---|
[6679c122] | 1026 | self.begin_gateways = \ |
---|
| 1027 | re.compile("^#\s+Begin\s+gateways\s+\((\w+)\)") |
---|
| 1028 | self.end_gateways = re.compile("^#\s+End\s+gateways\s+\((\w+)\)") |
---|
| 1029 | self.current_gateways = None |
---|
| 1030 | self.control_gateway = None |
---|
| 1031 | self.active_end = { } |
---|
| 1032 | |
---|
| 1033 | self.eid = eid |
---|
| 1034 | self.master = master |
---|
| 1035 | self.tmpdir = tmpdir |
---|
| 1036 | self.gw_pubkey_base = gw_pubkey |
---|
| 1037 | self.gw_secretkey_base = gw_secretkey |
---|
| 1038 | |
---|
| 1039 | self.copy_file = copy_file |
---|
[2c6128f] | 1040 | self.fedkit = fedkit |
---|
[6679c122] | 1041 | |
---|
| 1042 | |
---|
| 1043 | def gateway_conf_file(self, gw, master, eid, pubkey, privkey, |
---|
| 1044 | active_end, tbparams, dtb, myname, desthost, type): |
---|
| 1045 | """ |
---|
[1af38d6] | 1046 | Produce a gateway configuration file from a gateways line. |
---|
[6679c122] | 1047 | """ |
---|
| 1048 | |
---|
| 1049 | sproject = tbparams[gw].get('project', 'project') |
---|
| 1050 | dproject = tbparams[dtb].get('project', 'project') |
---|
| 1051 | sdomain = ".%s.%s%s" % (eid, sproject, |
---|
| 1052 | tbparams[gw].get('domain', ".example.com")) |
---|
| 1053 | ddomain = ".%s.%s%s" % (eid, dproject, |
---|
| 1054 | tbparams[dtb].get('domain', ".example.com")) |
---|
| 1055 | boss = tbparams[master].get('boss', "boss") |
---|
| 1056 | fs = tbparams[master].get('fs', "fs") |
---|
| 1057 | event_server = "%s%s" % \ |
---|
[27b6aea] | 1058 | (tbparams[gw].get('eventserver', "event_server"), |
---|
| 1059 | tbparams[gw].get('domain', "example.com")) |
---|
[6679c122] | 1060 | remote_event_server = "%s%s" % \ |
---|
| 1061 | (tbparams[dtb].get('eventserver', "event_server"), |
---|
| 1062 | tbparams[dtb].get('domain', "example.com")) |
---|
[27b6aea] | 1063 | seer_control = "%s%s" % \ |
---|
| 1064 | (tbparams[gw].get('control', "control"), sdomain) |
---|
[2c6128f] | 1065 | |
---|
| 1066 | if self.fedkit: |
---|
| 1067 | remote_script_dir = "/usr/local/federation/bin" |
---|
| 1068 | local_script_dir = "/usr/local/federation/bin" |
---|
| 1069 | else: |
---|
| 1070 | remote_script_dir = "/proj/%s/exp/%s/tmp" % ( dproject, eid) |
---|
| 1071 | local_script_dir = "/proj/%s/exp/%s/tmp" % ( sproject, eid) |
---|
| 1072 | |
---|
| 1073 | local_key_dir = "/proj/%s/exp/%s/tmp" % ( sproject, eid) |
---|
| 1074 | remote_conf_dir = "/proj/%s/exp/%s/tmp" % ( dproject, eid) |
---|
[6679c122] | 1075 | tunnel_cfg = tbparams[gw].get("tun", "false") |
---|
| 1076 | |
---|
| 1077 | conf_file = "%s%s.gw.conf" % (myname, sdomain) |
---|
| 1078 | remote_conf_file = "%s%s.gw.conf" % (desthost, ddomain) |
---|
| 1079 | |
---|
| 1080 | # translate to lower case so the `hostname` hack for specifying |
---|
| 1081 | # configuration files works. |
---|
| 1082 | conf_file = conf_file.lower(); |
---|
| 1083 | remote_conf_file = remote_conf_file.lower(); |
---|
| 1084 | |
---|
| 1085 | if dtb == master: |
---|
| 1086 | active = "false" |
---|
| 1087 | elif gw == master: |
---|
| 1088 | active = "true" |
---|
| 1089 | elif active_end.has_key['%s-%s' % (dtb, gw)]: |
---|
| 1090 | active = "false" |
---|
| 1091 | else: |
---|
| 1092 | active_end['%s-%s' % (gw, dtb)] = 1 |
---|
| 1093 | active = "true" |
---|
| 1094 | |
---|
| 1095 | gwconfig = open("%s/%s/%s" % (self.tmpdir, gw, conf_file), "w") |
---|
| 1096 | print >>gwconfig, "Active: %s" % active |
---|
| 1097 | print >>gwconfig, "TunnelCfg: %s" % tunnel_cfg |
---|
| 1098 | print >>gwconfig, "BossName: %s" % boss |
---|
| 1099 | print >>gwconfig, "FsName: %s" % fs |
---|
| 1100 | print >>gwconfig, "EventServerName: %s" % event_server |
---|
| 1101 | print >>gwconfig, "RemoteEventServerName: %s" % remote_event_server |
---|
[27b6aea] | 1102 | print >>gwconfig, "SeerControl: %s" % seer_control |
---|
[6679c122] | 1103 | print >>gwconfig, "Type: %s" % type |
---|
| 1104 | print >>gwconfig, "RemoteScriptDir: %s" % remote_script_dir |
---|
| 1105 | print >>gwconfig, "EventRepeater: %s/fed_evrepeater" % \ |
---|
| 1106 | local_script_dir |
---|
| 1107 | print >>gwconfig, "RemoteExperiment: %s/%s" % (dproject, eid) |
---|
| 1108 | print >>gwconfig, "LocalExperiment: %s/%s" % (sproject, eid) |
---|
| 1109 | print >>gwconfig, "RemoteConfigFile: %s/%s" % \ |
---|
[2c6128f] | 1110 | (remote_conf_dir, remote_conf_file) |
---|
[6679c122] | 1111 | print >>gwconfig, "Peer: %s%s" % (desthost, ddomain) |
---|
[2c6128f] | 1112 | print >>gwconfig, "Pubkeys: %s/%s" % (local_key_dir, pubkey) |
---|
| 1113 | print >>gwconfig, "Privkeys: %s/%s" % (local_key_dir, privkey) |
---|
[6679c122] | 1114 | gwconfig.close() |
---|
| 1115 | |
---|
| 1116 | return active == "true" |
---|
| 1117 | |
---|
| 1118 | def __call__(self, line, allocated, tbparams): |
---|
| 1119 | # Process gateways |
---|
| 1120 | if not self.current_gateways: |
---|
| 1121 | m = self.begin_gateways.match(line) |
---|
| 1122 | if m: |
---|
| 1123 | self.current_gateways = m.group(1) |
---|
| 1124 | if allocated.has_key(self.current_gateways): |
---|
| 1125 | # This test should always succeed |
---|
| 1126 | tb_dir = "%s/%s" % (self.tmpdir, self.current_gateways) |
---|
| 1127 | if not os.path.exists(tb_dir): |
---|
| 1128 | try: |
---|
| 1129 | os.mkdir(tb_dir) |
---|
| 1130 | except IOError: |
---|
| 1131 | raise service_error(service_error.internal, |
---|
| 1132 | "Cannot create %s" % tb_dir) |
---|
| 1133 | else: |
---|
| 1134 | # XXX |
---|
[11a08b0] | 1135 | self.log.error("[gateways]: Ignoring gateways for " + \ |
---|
| 1136 | "unknown testbed %s" % self.current_gateways) |
---|
[6679c122] | 1137 | self.current_gateways = None |
---|
| 1138 | return True |
---|
| 1139 | else: |
---|
| 1140 | return False |
---|
| 1141 | else: |
---|
| 1142 | m = self.end_gateways.match(line) |
---|
| 1143 | if m : |
---|
| 1144 | if m.group(1) != self.current_gateways: |
---|
| 1145 | raise service_error(service_error.internal, |
---|
| 1146 | "Mismatched gateway markers!?") |
---|
| 1147 | if self.control_gateway: |
---|
| 1148 | try: |
---|
| 1149 | cc = open("%s/%s/client.conf" % |
---|
| 1150 | (self.tmpdir, self.current_gateways), 'w') |
---|
| 1151 | print >>cc, "ControlGateway: %s" % \ |
---|
| 1152 | self.control_gateway |
---|
[3441fe3] | 1153 | if tbparams[self.master].has_key('smbshare'): |
---|
| 1154 | print >>cc, "SMBSHare: %s" % \ |
---|
| 1155 | tbparams[self.master]['smbshare'] |
---|
[6679c122] | 1156 | print >>cc, "ProjectUser: %s" % \ |
---|
[3441fe3] | 1157 | tbparams[self.master]['user'] |
---|
[6679c122] | 1158 | print >>cc, "ProjectName: %s" % \ |
---|
| 1159 | tbparams[self.master]['project'] |
---|
| 1160 | cc.close() |
---|
| 1161 | except IOError: |
---|
| 1162 | raise service_error(service_error.internal, |
---|
| 1163 | "Error creating client config") |
---|
[291423b] | 1164 | try: |
---|
| 1165 | cc = open("%s/%s/seer.conf" % |
---|
[a8b42b5] | 1166 | (self.tmpdir, self.current_gateways), |
---|
| 1167 | 'w') |
---|
| 1168 | if self.current_gateways != self.master: |
---|
| 1169 | print >>cc, "ControlNode: %s" % \ |
---|
| 1170 | self.control_gateway |
---|
[291423b] | 1171 | print >>cc, "ExperimentID: %s/%s" % \ |
---|
| 1172 | ( tbparams[self.master]['project'], \ |
---|
| 1173 | self.eid ) |
---|
| 1174 | cc.close() |
---|
| 1175 | except IOError: |
---|
| 1176 | raise service_error(service_error.internal, |
---|
| 1177 | "Error creating seer config") |
---|
[6679c122] | 1178 | else: |
---|
[11a08b0] | 1179 | debug.error("[gateways]: No control gateway for %s" %\ |
---|
| 1180 | self.current_gateways) |
---|
[6679c122] | 1181 | self.current_gateways = None |
---|
| 1182 | else: |
---|
| 1183 | dtb, myname, desthost, type = line.split(" ") |
---|
| 1184 | |
---|
| 1185 | if type == "control" or type == "both": |
---|
| 1186 | self.control_gateway = "%s.%s.%s%s" % (myname, |
---|
| 1187 | self.eid, |
---|
| 1188 | tbparams[self.current_gateways]['project'], |
---|
| 1189 | tbparams[self.current_gateways]['domain']) |
---|
| 1190 | try: |
---|
| 1191 | active = self.gateway_conf_file(self.current_gateways, |
---|
| 1192 | self.master, self.eid, self.gw_pubkey_base, |
---|
| 1193 | self.gw_secretkey_base, |
---|
| 1194 | self.active_end, tbparams, dtb, myname, |
---|
| 1195 | desthost, type) |
---|
| 1196 | except IOError, e: |
---|
| 1197 | raise service_error(service_error.internal, |
---|
| 1198 | "Failed to write config file for %s" % \ |
---|
| 1199 | self.current_gateway) |
---|
| 1200 | |
---|
| 1201 | gw_pubkey = "%s/keys/%s" % \ |
---|
| 1202 | (self.tmpdir, self.gw_pubkey_base) |
---|
| 1203 | gw_secretkey = "%s/keys/%s" % \ |
---|
| 1204 | (self.tmpdir, self.gw_secretkey_base) |
---|
| 1205 | |
---|
| 1206 | pkfile = "%s/%s/%s" % \ |
---|
| 1207 | ( self.tmpdir, self.current_gateways, |
---|
| 1208 | self.gw_pubkey_base) |
---|
| 1209 | skfile = "%s/%s/%s" % \ |
---|
| 1210 | ( self.tmpdir, self.current_gateways, |
---|
| 1211 | self.gw_secretkey_base) |
---|
| 1212 | |
---|
| 1213 | if not os.path.exists(pkfile): |
---|
| 1214 | try: |
---|
| 1215 | self.copy_file(gw_pubkey, pkfile) |
---|
| 1216 | except IOError: |
---|
| 1217 | service_error(service_error.internal, |
---|
| 1218 | "Failed to copy pubkey file") |
---|
| 1219 | |
---|
| 1220 | if active and not os.path.exists(skfile): |
---|
| 1221 | try: |
---|
| 1222 | self.copy_file(gw_secretkey, skfile) |
---|
| 1223 | except IOError: |
---|
| 1224 | service_error(service_error.internal, |
---|
| 1225 | "Failed to copy secretkey file") |
---|
| 1226 | return True |
---|
| 1227 | |
---|
| 1228 | class shunt_to_file: |
---|
[0ea11af] | 1229 | """ |
---|
| 1230 | Simple class to write data between two regexps to a file. |
---|
| 1231 | """ |
---|
[6679c122] | 1232 | def __init__(self, begin, end, filename): |
---|
[0ea11af] | 1233 | """ |
---|
| 1234 | Begin shunting on a match of begin, stop on end, send data to |
---|
| 1235 | filename. |
---|
| 1236 | """ |
---|
[6679c122] | 1237 | self.begin = re.compile(begin) |
---|
| 1238 | self.end = re.compile(end) |
---|
| 1239 | self.in_shunt = False |
---|
| 1240 | self.file = None |
---|
| 1241 | self.filename = filename |
---|
| 1242 | |
---|
| 1243 | def __call__(self, line): |
---|
[0ea11af] | 1244 | """ |
---|
| 1245 | Call this on each line in the input that may be shunted. |
---|
| 1246 | """ |
---|
[6679c122] | 1247 | if not self.in_shunt: |
---|
| 1248 | if self.begin.match(line): |
---|
| 1249 | self.in_shunt = True |
---|
| 1250 | try: |
---|
| 1251 | self.file = open(self.filename, "w") |
---|
| 1252 | except: |
---|
| 1253 | self.file = None |
---|
| 1254 | raise |
---|
| 1255 | return True |
---|
| 1256 | else: |
---|
| 1257 | return False |
---|
| 1258 | else: |
---|
| 1259 | if self.end.match(line): |
---|
| 1260 | if self.file: |
---|
| 1261 | self.file.close() |
---|
| 1262 | self.file = None |
---|
| 1263 | self.in_shunt = False |
---|
| 1264 | else: |
---|
| 1265 | if self.file: |
---|
| 1266 | print >>self.file, line |
---|
| 1267 | return True |
---|
| 1268 | |
---|
| 1269 | class shunt_to_list: |
---|
[0ea11af] | 1270 | """ |
---|
| 1271 | Same interface as shunt_to_file. Data collected in self.list, one list |
---|
| 1272 | element per line. |
---|
| 1273 | """ |
---|
[6679c122] | 1274 | def __init__(self, begin, end): |
---|
| 1275 | self.begin = re.compile(begin) |
---|
| 1276 | self.end = re.compile(end) |
---|
| 1277 | self.in_shunt = False |
---|
| 1278 | self.list = [ ] |
---|
| 1279 | |
---|
| 1280 | def __call__(self, line): |
---|
| 1281 | if not self.in_shunt: |
---|
| 1282 | if self.begin.match(line): |
---|
| 1283 | self.in_shunt = True |
---|
| 1284 | return True |
---|
| 1285 | else: |
---|
| 1286 | return False |
---|
| 1287 | else: |
---|
| 1288 | if self.end.match(line): |
---|
| 1289 | self.in_shunt = False |
---|
| 1290 | else: |
---|
| 1291 | self.list.append(line) |
---|
| 1292 | return True |
---|
| 1293 | |
---|
[0d830de] | 1294 | class shunt_to_string: |
---|
[0ea11af] | 1295 | """ |
---|
| 1296 | Same interface as shunt_to_file. Data collected in self.str, all in |
---|
| 1297 | one string. |
---|
| 1298 | """ |
---|
[0d830de] | 1299 | def __init__(self, begin, end): |
---|
| 1300 | self.begin = re.compile(begin) |
---|
| 1301 | self.end = re.compile(end) |
---|
| 1302 | self.in_shunt = False |
---|
| 1303 | self.str = "" |
---|
| 1304 | |
---|
| 1305 | def __call__(self, line): |
---|
| 1306 | if not self.in_shunt: |
---|
| 1307 | if self.begin.match(line): |
---|
| 1308 | self.in_shunt = True |
---|
| 1309 | return True |
---|
| 1310 | else: |
---|
| 1311 | return False |
---|
| 1312 | else: |
---|
| 1313 | if self.end.match(line): |
---|
| 1314 | self.in_shunt = False |
---|
| 1315 | else: |
---|
| 1316 | self.str += line |
---|
| 1317 | return True |
---|
| 1318 | |
---|
[6679c122] | 1319 | def create_experiment(self, req, fid): |
---|
[0ea11af] | 1320 | """ |
---|
| 1321 | The external interface to experiment creation called from the |
---|
| 1322 | dispatcher. |
---|
| 1323 | |
---|
| 1324 | Creates a working directory, splits the incoming description using the |
---|
| 1325 | splitter script and parses out the avrious subsections using the |
---|
| 1326 | lcasses above. Once each sub-experiment is created, use pooled threads |
---|
| 1327 | to instantiate them and start it all up. |
---|
| 1328 | """ |
---|
[6546868] | 1329 | try: |
---|
| 1330 | tmpdir = tempfile.mkdtemp(prefix="split-") |
---|
| 1331 | except IOError: |
---|
| 1332 | raise service_error(service_error.internal, "Cannot create tmp dir") |
---|
| 1333 | |
---|
[6679c122] | 1334 | gw_pubkey_base = "fed.%s.pub" % self.ssh_type |
---|
| 1335 | gw_secretkey_base = "fed.%s" % self.ssh_type |
---|
[6546868] | 1336 | gw_pubkey = tmpdir + "/keys/" + gw_pubkey_base |
---|
| 1337 | gw_secretkey = tmpdir + "/keys/" + gw_secretkey_base |
---|
| 1338 | tclfile = tmpdir + "/experiment.tcl" |
---|
[6679c122] | 1339 | tbparams = { } |
---|
| 1340 | |
---|
| 1341 | pid = "dummy" |
---|
| 1342 | gid = "dummy" |
---|
| 1343 | # XXX |
---|
| 1344 | fail_soft = False |
---|
| 1345 | |
---|
| 1346 | try: |
---|
[6546868] | 1347 | os.mkdir(tmpdir+"/keys") |
---|
[6679c122] | 1348 | except OSError: |
---|
| 1349 | raise service_error(service_error.internal, |
---|
| 1350 | "Can't make temporary dir") |
---|
| 1351 | |
---|
[b234bb9] | 1352 | req = req.get('CreateRequestBody', None) |
---|
| 1353 | if not req: |
---|
[2d5c8b6] | 1354 | raise service_error(service_error.req, |
---|
[b234bb9] | 1355 | "Bad request format (no CreateRequestBody)") |
---|
[6679c122] | 1356 | # The tcl parser needs to read a file so put the content into that file |
---|
[3925b50] | 1357 | descr=req.get('experimentdescription', None) |
---|
| 1358 | if descr: |
---|
| 1359 | file_content=descr.get('ns2description', None) |
---|
| 1360 | if file_content: |
---|
| 1361 | try: |
---|
| 1362 | f = open(tclfile, 'w') |
---|
| 1363 | f.write(file_content) |
---|
| 1364 | f.close() |
---|
| 1365 | except IOError: |
---|
| 1366 | raise service_error(service_error.internal, |
---|
| 1367 | "Cannot write temp experiment description") |
---|
| 1368 | else: |
---|
| 1369 | raise service_error(service_error.req, |
---|
| 1370 | "Only ns2descriptions supported") |
---|
[6679c122] | 1371 | else: |
---|
| 1372 | raise service_error(service_error.req, "No experiment description") |
---|
| 1373 | |
---|
[e40c7ee] | 1374 | if req.has_key('experimentID') and \ |
---|
| 1375 | req['experimentID'].has_key('localname'): |
---|
| 1376 | eid = req['experimentID']['localname'] |
---|
[a97394b] | 1377 | self.state_lock.acquire() |
---|
[e40c7ee] | 1378 | while (self.state.has_key(eid)): |
---|
| 1379 | eid += random.choice(string.ascii_letters) |
---|
[0ea11af] | 1380 | # To avoid another thread picking this localname |
---|
[a97394b] | 1381 | self.state[eid] = "placeholder" |
---|
| 1382 | self.state_lock.release() |
---|
[e40c7ee] | 1383 | else: |
---|
| 1384 | eid = self.exp_stem |
---|
| 1385 | for i in range(0,5): |
---|
| 1386 | eid += random.choice(string.ascii_letters) |
---|
[a97394b] | 1387 | self.state_lock.acquire() |
---|
[e40c7ee] | 1388 | while (self.state.has_key(eid)): |
---|
| 1389 | eid = self.exp_stem |
---|
| 1390 | for i in range(0,5): |
---|
| 1391 | eid += random.choice(string.ascii_letters) |
---|
[0ea11af] | 1392 | # To avoid another thread picking this localname |
---|
[a97394b] | 1393 | self.state[eid] = "placeholder" |
---|
| 1394 | self.state_lock.release() |
---|
[e40c7ee] | 1395 | |
---|
[6679c122] | 1396 | try: |
---|
| 1397 | self.generate_ssh_keys(gw_secretkey, self.ssh_type) |
---|
| 1398 | except ValueError: |
---|
| 1399 | raise service_error(service_error.server_config, |
---|
| 1400 | "Bad key type (%s)" % self.ssh_type) |
---|
| 1401 | |
---|
| 1402 | user = req.get('user', None) |
---|
| 1403 | if user == None: |
---|
| 1404 | raise service_error(service_error.req, "No user") |
---|
[3441fe3] | 1405 | |
---|
| 1406 | master = req.get('master', None) |
---|
| 1407 | if master == None: |
---|
| 1408 | raise service_error(service_error.req, "No master testbed label") |
---|
[6679c122] | 1409 | |
---|
[f4f4117] | 1410 | if self.splitter_url: |
---|
[2c6128f] | 1411 | self.log.debug("Calling remote splitter at %s" % self.splitter_url) |
---|
[f4f4117] | 1412 | split_data = self.remote_splitter(self.splitter_url, file_content, |
---|
| 1413 | master) |
---|
| 1414 | else: |
---|
| 1415 | tclcmd = [self.tclsh, self.tcl_splitter, '-s', '-x', |
---|
[2c6128f] | 1416 | str(self.muxmax), '-m', master] |
---|
| 1417 | |
---|
| 1418 | if self.fedkit: |
---|
| 1419 | tclcmd.append('-k') |
---|
| 1420 | |
---|
| 1421 | tclcmd.extend([pid, gid, eid, tclfile]) |
---|
| 1422 | |
---|
| 1423 | self.log.debug("running local splitter %s", " ".join(tclcmd)) |
---|
[f4f4117] | 1424 | tclparser = Popen(tclcmd, stdout=PIPE) |
---|
| 1425 | split_data = tclparser.stdout |
---|
[6679c122] | 1426 | |
---|
[0ea11af] | 1427 | allocated = { } # Testbeds we can access |
---|
| 1428 | started = { } # Testbeds where a sub-experiment started |
---|
| 1429 | # successfully |
---|
[6679c122] | 1430 | |
---|
[0ea11af] | 1431 | # Objects to parse the splitter output (defined above) |
---|
[2c6128f] | 1432 | parse_current_testbed = self.current_testbed(eid, tmpdir, self.fedkit) |
---|
[6679c122] | 1433 | parse_allbeds = self.allbeds(self.get_access) |
---|
[3441fe3] | 1434 | parse_gateways = self.gateways(eid, master, tmpdir, |
---|
[2c6128f] | 1435 | gw_pubkey_base, gw_secretkey_base, self.copy_file, self.fedkit) |
---|
[0d830de] | 1436 | parse_vtopo = self.shunt_to_string("^#\s+Begin\s+Vtopo", |
---|
| 1437 | "^#\s+End\s+Vtopo") |
---|
[6679c122] | 1438 | parse_hostnames = self.shunt_to_file("^#\s+Begin\s+hostnames", |
---|
[6546868] | 1439 | "^#\s+End\s+hostnames", tmpdir + "/hosts") |
---|
[6679c122] | 1440 | parse_tarfiles = self.shunt_to_list("^#\s+Begin\s+tarfiles", |
---|
| 1441 | "^#\s+End\s+tarfiles") |
---|
| 1442 | parse_rpms = self.shunt_to_list("^#\s+Begin\s+rpms", |
---|
| 1443 | "^#\s+End\s+rpms") |
---|
| 1444 | |
---|
[0ea11af] | 1445 | # Worling on the split data |
---|
[f4f4117] | 1446 | for line in split_data: |
---|
[6679c122] | 1447 | line = line.rstrip() |
---|
| 1448 | if parse_current_testbed(line, master, allocated, tbparams): |
---|
| 1449 | continue |
---|
| 1450 | elif parse_allbeds(line, user, tbparams): |
---|
| 1451 | continue |
---|
| 1452 | elif parse_gateways(line, allocated, tbparams): |
---|
| 1453 | continue |
---|
| 1454 | elif parse_vtopo(line): |
---|
| 1455 | continue |
---|
| 1456 | elif parse_hostnames(line): |
---|
| 1457 | continue |
---|
| 1458 | elif parse_tarfiles(line): |
---|
| 1459 | continue |
---|
| 1460 | elif parse_rpms(line): |
---|
| 1461 | continue |
---|
| 1462 | else: |
---|
| 1463 | raise service_error(service_error.internal, |
---|
| 1464 | "Bad tcl parse? %s" % line) |
---|
| 1465 | |
---|
[0ea11af] | 1466 | # Virtual topology and visualization |
---|
[0d830de] | 1467 | vtopo = self.gentopo(parse_vtopo.str) |
---|
| 1468 | if not vtopo: |
---|
| 1469 | raise service_error(service_error.internal, |
---|
| 1470 | "Failed to generate virtual topology") |
---|
| 1471 | |
---|
| 1472 | vis = self.genviz(vtopo) |
---|
| 1473 | if not vis: |
---|
| 1474 | raise service_error(service_error.internal, |
---|
| 1475 | "Failed to generate visualization") |
---|
[6679c122] | 1476 | |
---|
[e40c7ee] | 1477 | # save federant information |
---|
| 1478 | for k in allocated.keys(): |
---|
| 1479 | tbparams[k]['federant'] = {\ |
---|
[89d9502] | 1480 | 'name': [ { 'localname' : eid} ],\ |
---|
[e40c7ee] | 1481 | 'emulab': tbparams[k]['emulab'],\ |
---|
[d81971a] | 1482 | 'allocID' : tbparams[k]['allocID'],\ |
---|
[e40c7ee] | 1483 | 'master' : k == master,\ |
---|
| 1484 | } |
---|
| 1485 | |
---|
| 1486 | |
---|
[6679c122] | 1487 | # Copy tarfiles and rpms needed at remote sites into a staging area |
---|
| 1488 | try: |
---|
[2c6128f] | 1489 | if self.fedkit: |
---|
| 1490 | parse_tarfiles.list.append(self.fedkit) |
---|
[6679c122] | 1491 | for t in parse_tarfiles.list: |
---|
[6546868] | 1492 | if not os.path.exists("%s/tarfiles" % tmpdir): |
---|
| 1493 | os.mkdir("%s/tarfiles" % tmpdir) |
---|
[6679c122] | 1494 | self.copy_file(t, "%s/tarfiles/%s" % \ |
---|
[6546868] | 1495 | (tmpdir, os.path.basename(t))) |
---|
[6679c122] | 1496 | for r in parse_rpms.list: |
---|
[6546868] | 1497 | if not os.path.exists("%s/rpms" % tmpdir): |
---|
| 1498 | os.mkdir("%s/rpms" % tmpdir) |
---|
[6679c122] | 1499 | self.copy_file(r, "%s/rpms/%s" % \ |
---|
[6546868] | 1500 | (tmpdir, os.path.basename(r))) |
---|
[6679c122] | 1501 | except IOError, e: |
---|
| 1502 | raise service_error(service_error.internal, |
---|
| 1503 | "Cannot stage tarfile/rpm: %s" % e.strerror) |
---|
| 1504 | |
---|
[1af38d6] | 1505 | thread_pool_info = self.thread_pool() |
---|
| 1506 | threads = [ ] |
---|
| 1507 | |
---|
| 1508 | for tb in [ k for k in allocated.keys() if k != master]: |
---|
| 1509 | # Wait until we have a free slot to start the next testbed load |
---|
| 1510 | thread_pool_info.acquire() |
---|
| 1511 | while thread_pool_info.started - \ |
---|
| 1512 | thread_pool_info.terminated >= self.nthreads: |
---|
| 1513 | thread_pool_info.wait() |
---|
| 1514 | thread_pool_info.release() |
---|
| 1515 | |
---|
| 1516 | # Create and start a thread to start the segment, and save it to |
---|
| 1517 | # get the return value later |
---|
| 1518 | t = self.pooled_thread(target=self.start_segment, |
---|
| 1519 | args=(tb, eid, tbparams, tmpdir, 0), name=tb, |
---|
[3441fe3] | 1520 | pdata=thread_pool_info, trace_file=self.trace_file) |
---|
[1af38d6] | 1521 | threads.append(t) |
---|
| 1522 | t.start() |
---|
| 1523 | |
---|
| 1524 | # Wait until all finish (the first clause of the while is to make sure |
---|
| 1525 | # one starts) |
---|
| 1526 | thread_pool_info.acquire() |
---|
| 1527 | while thread_pool_info.started == 0 or \ |
---|
| 1528 | thread_pool_info.started > thread_pool_info.terminated: |
---|
| 1529 | thread_pool_info.wait() |
---|
| 1530 | thread_pool_info.release() |
---|
| 1531 | |
---|
| 1532 | # If none failed, start the master |
---|
| 1533 | failed = [ t.getName() for t in threads if not t.rv ] |
---|
| 1534 | |
---|
| 1535 | if len(failed) == 0: |
---|
| 1536 | if not self.start_segment(master, eid, tbparams, tmpdir): |
---|
| 1537 | failed.append(master) |
---|
| 1538 | |
---|
[a97394b] | 1539 | succeeded = [tb for tb in allocated.keys() if tb not in failed] |
---|
| 1540 | # If one failed clean up, unless fail_soft is set |
---|
| 1541 | if failed: |
---|
| 1542 | if not fail_soft: |
---|
[3441fe3] | 1543 | for tb in succeeded: |
---|
| 1544 | self.stop_segment(tb, eid, tbparams) |
---|
[a97394b] | 1545 | # Remove the placeholder |
---|
| 1546 | self.state_lock.acquire() |
---|
| 1547 | del self.state[eid] |
---|
| 1548 | self.state_lock.release() |
---|
| 1549 | |
---|
[3441fe3] | 1550 | raise service_error(service_error.federant, |
---|
| 1551 | "Swap in failed on %s" % ",".join(failed)) |
---|
[6679c122] | 1552 | else: |
---|
[11a08b0] | 1553 | self.log.info("[start_segment]: Experiment %s started" % eid) |
---|
[6679c122] | 1554 | |
---|
[4fc2250] | 1555 | # Generate an ID for the experiment (slice) and a certificate that the |
---|
| 1556 | # allocator can use to prove they own it. We'll ship it back through |
---|
| 1557 | # the encrypted connection. |
---|
[11a08b0] | 1558 | (expid, expcert) = generate_fedid("test", dir=tmpdir, log=self.log) |
---|
[4fc2250] | 1559 | |
---|
[11a08b0] | 1560 | self.log.debug("[start_experiment]: removing %s" % tmpdir) |
---|
[4fc2250] | 1561 | |
---|
| 1562 | # Walk up tmpdir, deleting as we go |
---|
| 1563 | for path, dirs, files in os.walk(tmpdir, topdown=False): |
---|
| 1564 | for f in files: |
---|
| 1565 | os.remove(os.path.join(path, f)) |
---|
| 1566 | for d in dirs: |
---|
| 1567 | os.rmdir(os.path.join(path, d)) |
---|
| 1568 | os.rmdir(tmpdir) |
---|
[987aaa1] | 1569 | |
---|
[f8582c9] | 1570 | # The deepcopy prevents the allocation ID and other binaries from being |
---|
| 1571 | # translated into other formats |
---|
| 1572 | resp = { 'federant' : [ copy.deepcopy(tbparams[tb]['federant']) \ |
---|
[3441fe3] | 1573 | for tb in tbparams.keys() \ |
---|
[e40c7ee] | 1574 | if tbparams[tb].has_key('federant') ],\ |
---|
[c52c48d] | 1575 | 'vtopo': vtopo,\ |
---|
[4fc2250] | 1576 | 'vis' : vis, |
---|
[e40c7ee] | 1577 | 'experimentID' : [\ |
---|
[c52c48d] | 1578 | { 'fedid': copy.copy(expid) }, \ |
---|
| 1579 | { 'localname': eid },\ |
---|
[e40c7ee] | 1580 | ],\ |
---|
[4fc2250] | 1581 | 'experimentAccess': { 'X509' : expcert },\ |
---|
| 1582 | } |
---|
[a97394b] | 1583 | |
---|
[0ea11af] | 1584 | # Insert the experiment into our state and update the disk copy |
---|
[a97394b] | 1585 | self.state_lock.acquire() |
---|
[c52c48d] | 1586 | self.state[expid] = { 'federant' : [ tbparams[tb]['federant'] \ |
---|
| 1587 | for tb in tbparams.keys() \ |
---|
| 1588 | if tbparams[tb].has_key('federant') ],\ |
---|
| 1589 | 'vtopo': vtopo,\ |
---|
| 1590 | 'vis' : vis, |
---|
| 1591 | 'experimentID' : [\ |
---|
| 1592 | { 'fedid': expid }, { 'localname': eid },\ |
---|
| 1593 | ],\ |
---|
| 1594 | } |
---|
[e40c7ee] | 1595 | self.state[eid] = self.state[expid] |
---|
[eee2b2e] | 1596 | if self.state_filename: self.write_state() |
---|
[a97394b] | 1597 | self.state_lock.release() |
---|
| 1598 | |
---|
| 1599 | if not failed: |
---|
| 1600 | return resp |
---|
| 1601 | else: |
---|
| 1602 | raise service_error(service_error.partial, \ |
---|
| 1603 | "Partial swap in on %s" % ",".join(succeeded)) |
---|
| 1604 | |
---|
[987aaa1] | 1605 | |
---|
| 1606 | def get_vtopo(self, req, fid): |
---|
[0ea11af] | 1607 | """ |
---|
| 1608 | Return the stored virtual topology for this experiment |
---|
| 1609 | """ |
---|
[a97394b] | 1610 | rv = None |
---|
[987aaa1] | 1611 | |
---|
| 1612 | req = req.get('VtopoRequestBody', None) |
---|
| 1613 | if not req: |
---|
| 1614 | raise service_error(service_error.req, |
---|
| 1615 | "Bad request format (no VtopoRequestBody)") |
---|
[e40c7ee] | 1616 | exp = req.get('experiment', None) |
---|
| 1617 | if exp: |
---|
| 1618 | if exp.has_key('fedid'): |
---|
[f8582c9] | 1619 | key = exp['fedid'] |
---|
[e40c7ee] | 1620 | keytype = "fedid" |
---|
| 1621 | elif exp.has_key('localname'): |
---|
| 1622 | key = exp['localname'] |
---|
| 1623 | keytype = "localname" |
---|
| 1624 | else: |
---|
| 1625 | raise service_error(service_error.req, "Unknown lookup type") |
---|
[987aaa1] | 1626 | else: |
---|
[e40c7ee] | 1627 | raise service_error(service_error.req, "No request?") |
---|
[987aaa1] | 1628 | |
---|
[a97394b] | 1629 | self.state_lock.acquire() |
---|
[e40c7ee] | 1630 | if self.state.has_key(key): |
---|
[a97394b] | 1631 | rv = { 'experiment' : {keytype: key },\ |
---|
[e40c7ee] | 1632 | 'vtopo': self.state[key]['vtopo'],\ |
---|
[a97394b] | 1633 | } |
---|
| 1634 | self.state_lock.release() |
---|
| 1635 | |
---|
| 1636 | if rv: return rv |
---|
| 1637 | else: raise service_error(service_error.req, "No such experiment") |
---|
[987aaa1] | 1638 | |
---|
| 1639 | def get_vis(self, req, fid): |
---|
[0ea11af] | 1640 | """ |
---|
| 1641 | Return the stored visualization for this experiment |
---|
| 1642 | """ |
---|
[a97394b] | 1643 | rv = None |
---|
[987aaa1] | 1644 | |
---|
| 1645 | req = req.get('VisRequestBody', None) |
---|
| 1646 | if not req: |
---|
| 1647 | raise service_error(service_error.req, |
---|
| 1648 | "Bad request format (no VisRequestBody)") |
---|
[e40c7ee] | 1649 | exp = req.get('experiment', None) |
---|
| 1650 | if exp: |
---|
| 1651 | if exp.has_key('fedid'): |
---|
[f8582c9] | 1652 | key = exp['fedid'] |
---|
[e40c7ee] | 1653 | keytype = "fedid" |
---|
| 1654 | elif exp.has_key('localname'): |
---|
| 1655 | key = exp['localname'] |
---|
| 1656 | keytype = "localname" |
---|
| 1657 | else: |
---|
| 1658 | raise service_error(service_error.req, "Unknown lookup type") |
---|
[987aaa1] | 1659 | else: |
---|
[e40c7ee] | 1660 | raise service_error(service_error.req, "No request?") |
---|
[987aaa1] | 1661 | |
---|
[a97394b] | 1662 | self.state_lock.acquire() |
---|
[e40c7ee] | 1663 | if self.state.has_key(key): |
---|
[a97394b] | 1664 | rv = { 'experiment' : {keytype: key },\ |
---|
[e40c7ee] | 1665 | 'vis': self.state[key]['vis'],\ |
---|
[987aaa1] | 1666 | } |
---|
[a97394b] | 1667 | self.state_lock.release() |
---|
| 1668 | |
---|
| 1669 | if rv: return rv |
---|
| 1670 | else: raise service_error(service_error.req, "No such experiment") |
---|
[987aaa1] | 1671 | |
---|
[c52c48d] | 1672 | def get_info(self, req, fid): |
---|
[0ea11af] | 1673 | """ |
---|
| 1674 | Return all the stored info about this experiment |
---|
| 1675 | """ |
---|
[a97394b] | 1676 | rv = None |
---|
[c52c48d] | 1677 | |
---|
| 1678 | req = req.get('InfoRequestBody', None) |
---|
| 1679 | if not req: |
---|
| 1680 | raise service_error(service_error.req, |
---|
| 1681 | "Bad request format (no VisRequestBody)") |
---|
| 1682 | exp = req.get('experiment', None) |
---|
| 1683 | if exp: |
---|
| 1684 | if exp.has_key('fedid'): |
---|
[f8582c9] | 1685 | key = exp['fedid'] |
---|
[c52c48d] | 1686 | keytype = "fedid" |
---|
| 1687 | elif exp.has_key('localname'): |
---|
| 1688 | key = exp['localname'] |
---|
| 1689 | keytype = "localname" |
---|
| 1690 | else: |
---|
| 1691 | raise service_error(service_error.req, "Unknown lookup type") |
---|
| 1692 | else: |
---|
| 1693 | raise service_error(service_error.req, "No request?") |
---|
| 1694 | |
---|
| 1695 | # The state may be massaged by the service function that called |
---|
| 1696 | # get_info (e.g., encoded for XMLRPC transport) so send a copy of the |
---|
| 1697 | # state. |
---|
[a97394b] | 1698 | self.state_lock.acquire() |
---|
[c52c48d] | 1699 | if self.state.has_key(key): |
---|
[a97394b] | 1700 | rv = copy.deepcopy(self.state[key]) |
---|
| 1701 | self.state_lock.release() |
---|
[6679c122] | 1702 | |
---|
[a97394b] | 1703 | if rv: return rv |
---|
| 1704 | else: raise service_error(service_error.req, "No such experiment") |
---|
[7a8d667] | 1705 | |
---|
| 1706 | |
---|
| 1707 | def terminate_experiment(self, req, fid): |
---|
[0ea11af] | 1708 | """ |
---|
| 1709 | Swap this experiment out on the federants and delete the shared |
---|
| 1710 | information |
---|
| 1711 | """ |
---|
[7a8d667] | 1712 | tbparams = { } |
---|
| 1713 | req = req.get('TerminateRequestBody', None) |
---|
| 1714 | if not req: |
---|
| 1715 | raise service_error(service_error.req, |
---|
| 1716 | "Bad request format (no TerminateRequestBody)") |
---|
| 1717 | exp = req.get('experiment', None) |
---|
| 1718 | if exp: |
---|
| 1719 | if exp.has_key('fedid'): |
---|
[f8582c9] | 1720 | key = exp['fedid'] |
---|
[7a8d667] | 1721 | keytype = "fedid" |
---|
| 1722 | elif exp.has_key('localname'): |
---|
| 1723 | key = exp['localname'] |
---|
| 1724 | keytype = "localname" |
---|
| 1725 | else: |
---|
| 1726 | raise service_error(service_error.req, "Unknown lookup type") |
---|
| 1727 | else: |
---|
| 1728 | raise service_error(service_error.req, "No request?") |
---|
| 1729 | |
---|
[a97394b] | 1730 | self.state_lock.acquire() |
---|
[7a8d667] | 1731 | fed_exp = self.state.get(key, None) |
---|
| 1732 | |
---|
| 1733 | if fed_exp: |
---|
[a97394b] | 1734 | # This branch of the conditional holds the lock to generate a |
---|
| 1735 | # consistent temporary tbparams variable to deallocate experiments. |
---|
| 1736 | # It releases the lock to do the deallocations and reacquires it to |
---|
| 1737 | # remove the experiment state when the termination is complete. |
---|
[eee2b2e] | 1738 | ids = [] |
---|
| 1739 | # experimentID is a list of dicts that are self-describing |
---|
| 1740 | # identifiers. This finds all the fedids and localnames - the |
---|
| 1741 | # keys of self.state - and puts them into ids. |
---|
| 1742 | for id in fed_exp.get('experimentID', []): |
---|
| 1743 | if id.has_key('fedid'): ids.append(id['fedid']) |
---|
| 1744 | if id.has_key('localname'): ids.append(id['localname']) |
---|
| 1745 | |
---|
[7a8d667] | 1746 | # Construct enough of the tbparams to make the stop_segment calls |
---|
| 1747 | # work |
---|
| 1748 | for fed in fed_exp['federant']: |
---|
| 1749 | try: |
---|
| 1750 | for e in fed['name']: |
---|
| 1751 | eid = e.get('localname', None) |
---|
| 1752 | if eid: break |
---|
| 1753 | else: |
---|
| 1754 | continue |
---|
| 1755 | |
---|
| 1756 | p = fed['emulab']['project'] |
---|
| 1757 | |
---|
| 1758 | project = p['name']['localname'] |
---|
| 1759 | tb = p['testbed']['localname'] |
---|
| 1760 | user = p['user'][0]['userID']['localname'] |
---|
| 1761 | |
---|
| 1762 | domain = fed['emulab']['domain'] |
---|
| 1763 | host = "%s%s" % (fed['emulab']['ops'], domain) |
---|
[d81971a] | 1764 | aid = fed['allocID'] |
---|
[7a8d667] | 1765 | except KeyError, e: |
---|
| 1766 | continue |
---|
| 1767 | tbparams[tb] = {\ |
---|
| 1768 | 'user': user,\ |
---|
| 1769 | 'domain': domain,\ |
---|
| 1770 | 'project': project,\ |
---|
| 1771 | 'host': host,\ |
---|
| 1772 | 'eid': eid,\ |
---|
[d81971a] | 1773 | 'aid': aid,\ |
---|
[7a8d667] | 1774 | } |
---|
[a97394b] | 1775 | self.state_lock.release() |
---|
| 1776 | |
---|
[7a8d667] | 1777 | # Stop everyone. |
---|
| 1778 | for tb in tbparams.keys(): |
---|
| 1779 | self.stop_segment(tb, tbparams[tb]['eid'], tbparams) |
---|
[eee2b2e] | 1780 | |
---|
[d81971a] | 1781 | # release the allocations |
---|
| 1782 | for tb in tbparams.keys(): |
---|
| 1783 | self.release_access(tb, tbparams[tb]['aid']) |
---|
| 1784 | |
---|
| 1785 | # Remove the terminated experiment |
---|
[a97394b] | 1786 | self.state_lock.acquire() |
---|
[eee2b2e] | 1787 | for id in ids: |
---|
| 1788 | if self.state.has_key(id): del self.state[id] |
---|
| 1789 | |
---|
| 1790 | if self.state_filename: self.write_state() |
---|
[a97394b] | 1791 | self.state_lock.release() |
---|
| 1792 | |
---|
[7a8d667] | 1793 | return { 'experiment': exp } |
---|
| 1794 | else: |
---|
[a97394b] | 1795 | # Don't forget to release the lock |
---|
| 1796 | self.state_lock.release() |
---|
[7a8d667] | 1797 | raise service_error(service_error.req, "No saved state") |
---|