[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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[19cc408] | 32 | class fedd_experiment_control_local: |
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[6679c122] | 33 | scripts = ["fed_bootstrap", "federate.sh", "smbmount.FreeBSD.pl", |
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[7add1a3] | 34 | "smbmount.Linux.pl", "make_hosts", "fed-tun.pl", "fed-tun.ucb.pl", |
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[7a8d667] | 35 | "fed_evrepeater", "rc.accounts.patch"] |
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[6679c122] | 36 | |
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[1af38d6] | 37 | class thread_pool: |
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| 38 | def __init__(self): |
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| 39 | self.changed = Condition() |
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| 40 | self.started = 0 |
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| 41 | self.terminated = 0 |
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| 42 | |
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| 43 | def acquire(self): |
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| 44 | self.changed.acquire() |
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| 45 | |
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| 46 | def release(self): |
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| 47 | self.changed.release() |
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| 48 | |
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| 49 | def wait(self, timeout = None): |
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| 50 | self.changed.wait(timeout) |
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| 51 | |
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| 52 | def start(self): |
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| 53 | self.changed.acquire() |
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| 54 | self.started += 1 |
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| 55 | self.changed.notifyAll() |
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| 56 | self.changed.release() |
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| 57 | |
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| 58 | def terminate(self): |
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| 59 | self.changed.acquire() |
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| 60 | self.terminated += 1 |
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| 61 | self.changed.notifyAll() |
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| 62 | self.changed.release() |
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| 63 | |
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| 64 | def clear(self): |
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| 65 | self.changed.acquire() |
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| 66 | self.started = 0 |
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| 67 | self.terminated =0 |
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| 68 | self.changed.notifyAll() |
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| 69 | self.changed.release() |
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| 70 | |
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| 71 | class pooled_thread(Thread): |
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| 72 | def __init__(self, group=None, target=None, name=None, args=(), |
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[3441fe3] | 73 | kwargs={}, pdata=None, trace_file=None): |
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[1af38d6] | 74 | Thread.__init__(self, group, target, name, args, kwargs) |
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| 75 | self.rv = None |
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| 76 | self.exception = None |
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| 77 | self.target=target |
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| 78 | self.args = args |
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| 79 | self.kwargs = kwargs |
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| 80 | self.pdata = pdata |
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[3441fe3] | 81 | self.trace_file = trace_file |
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[1af38d6] | 82 | |
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| 83 | def run(self): |
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| 84 | if self.pdata: |
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| 85 | self.pdata.start() |
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| 86 | |
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| 87 | if self.target: |
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| 88 | try: |
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| 89 | self.rv = self.target(*self.args, **self.kwargs) |
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[3441fe3] | 90 | except service_error, s: |
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| 91 | self.exception = s |
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| 92 | if self.trace_file: |
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| 93 | print >>self.trace_file, "Thread exception: %s %s" % \ |
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| 94 | (s.code_string(), s.desc) |
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| 95 | |
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| 96 | except: |
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| 97 | self.exception = sys.exc_info()[1] |
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| 98 | if self.trace_file: |
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| 99 | print >>self.trace_file, \ |
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| 100 | "Unexpected thread exception: %s" % \ |
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| 101 | self.exception |
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| 102 | print >>self.trace_file, "Trace: %s" % \ |
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| 103 | traceback.format_exc() |
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[1af38d6] | 104 | if self.pdata: |
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| 105 | self.pdata.terminate() |
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[6679c122] | 106 | |
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[19cc408] | 107 | def __init__(self, config=None): |
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| 108 | self.scripts = fedd_experiment_control_local.scripts |
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| 109 | self.thread_with_rv = fedd_experiment_control_local.pooled_thread |
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| 110 | self.thread_pool = fedd_experiment_control_local.thread_pool |
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| 111 | |
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| 112 | self.cert_file = None |
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| 113 | self.cert_pwd = None |
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| 114 | self.trusted_certs = None |
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| 115 | |
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[eee2b2e] | 116 | # Walk through the various relevant certificat specifying config |
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| 117 | # attributes until the local certificate attributes can be resolved. |
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| 118 | # The walk is from omst specific to most general specification. |
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| 119 | for p in ("create_experiment_", "proxy_", ""): |
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| 120 | filen = "%scert_file" % p |
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| 121 | pwn = "%scert_pwd" % p |
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| 122 | trustn = "%strusted_certs" % p |
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| 123 | |
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| 124 | if getattr(config, filen, None): |
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| 125 | if not self.cert_file: |
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| 126 | self.cert_file = getattr(config, filen, None) |
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| 127 | self.cert_pwd = getattr(config, pwn, None) |
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| 128 | |
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| 129 | if getattr(config, trustn, None): |
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| 130 | if not self.trusted_certs: |
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| 131 | self.trusted_certs = getattr(config, trustn, None) |
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[19cc408] | 132 | |
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| 133 | self.exp_stem = "fed-stem" |
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| 134 | self.debug = config.create_debug |
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| 135 | self.muxmax = 2 |
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| 136 | self.nthreads = 2 |
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| 137 | self.randomize_experiments = False |
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| 138 | self.scp_exec = "/usr/bin/scp" |
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| 139 | self.scripts_dir = "/users/faber/testbed/federation" |
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| 140 | self.splitter = None |
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| 141 | self.ssh_exec="/usr/bin/ssh" |
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| 142 | self.ssh_keygen = "/usr/bin/ssh-keygen" |
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| 143 | self.ssh_identity_file = None |
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| 144 | # XXX |
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| 145 | self.ssh_pubkey_file = "/users/faber/.ssh/id_rsa.pub" |
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| 146 | self.ssh_type = "rsa" |
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| 147 | self.state = { } |
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[eee2b2e] | 148 | self.state_filename = config.experiment_state_file |
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[a97394b] | 149 | self.state_lock = Lock() |
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[19cc408] | 150 | self.tclsh = "/usr/local/bin/otclsh" |
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| 151 | self.tcl_splitter = "/usr/testbed/lib/ns2ir/parse.tcl" |
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| 152 | self.tbmap = { |
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| 153 | 'deter':'https://users.isi.deterlab.net:23235', |
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| 154 | 'emulab':'https://users.isi.deterlab.net:23236', |
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| 155 | 'ucb':'https://users.isi.deterlab.net:23237', |
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| 156 | } |
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| 157 | self.trace_file = sys.stderr |
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| 158 | |
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| 159 | self.def_expstart = \ |
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| 160 | "sudo -H /bin/sh FEDDIR/fed_bootstrap >& /tmp/federate"; |
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| 161 | self.def_mexpstart = "sudo -H FEDDIR/make_hosts FEDDIR/hosts"; |
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| 162 | self.def_gwstart = \ |
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| 163 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF>& /tmp/bridge.log"; |
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| 164 | self.def_mgwstart = \ |
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| 165 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF >& /tmp/bridge.log"; |
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| 166 | self.def_gwimage = "FBSD61-TUNNEL2"; |
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| 167 | self.def_gwtype = "pc"; |
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| 168 | |
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| 169 | |
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| 170 | if self.ssh_pubkey_file: |
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| 171 | try: |
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| 172 | f = open(self.ssh_pubkey_file, 'r') |
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| 173 | self.ssh_pubkey = f.read() |
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| 174 | f.close() |
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| 175 | except IOError: |
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| 176 | raise service_error(service_error.internal, |
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| 177 | "Cannot read sshpubkey") |
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| 178 | |
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[eee2b2e] | 179 | # Grab saved state |
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| 180 | if self.state_filename: |
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| 181 | self.read_state() |
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| 182 | |
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[19cc408] | 183 | # Confirm federation scripts in the right place |
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| 184 | for s in self.scripts: |
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| 185 | if not os.path.exists(self.scripts_dir + "/" + s): |
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| 186 | raise service_error(service_error.server_config, |
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| 187 | "%s/%s not in local script dir" % (self.scripts_dir, s)) |
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| 188 | |
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| 189 | self.soap_handlers = {\ |
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| 190 | 'Create': make_soap_handler(\ |
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| 191 | CreateRequestMessage.typecode, |
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| 192 | getattr(self, "create_experiment"), |
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| 193 | CreateResponseMessage, |
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| 194 | "CreateResponseBody"), |
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| 195 | 'Vtopo': make_soap_handler(\ |
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| 196 | VtopoRequestMessage.typecode, |
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| 197 | getattr(self, "get_vtopo"), |
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| 198 | VtopoResponseMessage, |
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| 199 | "VtopoResponseBody"), |
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| 200 | 'Vis': make_soap_handler(\ |
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| 201 | VisRequestMessage.typecode, |
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| 202 | getattr(self, "get_vis"), |
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| 203 | VisResponseMessage, |
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| 204 | "VisResponseBody"), |
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| 205 | 'Info': make_soap_handler(\ |
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| 206 | InfoRequestMessage.typecode, |
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| 207 | getattr(self, "get_info"), |
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| 208 | InfoResponseMessage, |
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| 209 | "InfoResponseBody"), |
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| 210 | 'Terminate': make_soap_handler(\ |
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| 211 | TerminateRequestMessage.typecode, |
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| 212 | getattr(self, "terminate_experiment"), |
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| 213 | TerminateResponseMessage, |
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| 214 | "TerminateResponseBody"), |
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| 215 | } |
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| 216 | |
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| 217 | self.xmlrpc_handlers = {\ |
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| 218 | 'Create': make_xmlrpc_handler(\ |
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| 219 | getattr(self, "create_experiment"), |
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| 220 | "CreateResponseBody"), |
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| 221 | 'Vtopo': make_xmlrpc_handler(\ |
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| 222 | getattr(self, "get_vtopo"), |
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| 223 | "VtopoResponseBody"), |
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| 224 | 'Vis': make_xmlrpc_handler(\ |
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| 225 | getattr(self, "get_vis"), |
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| 226 | "VisResponseBody"), |
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| 227 | 'Info': make_xmlrpc_handler(\ |
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| 228 | getattr(self, "get_info"), |
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| 229 | "InfoResponseBody"), |
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| 230 | 'Terminate': make_xmlrpc_handler(\ |
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| 231 | getattr(self, "terminate_experiment"), |
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| 232 | "TerminateResponseBody"), |
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| 233 | } |
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| 234 | |
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| 235 | def get_soap_services(self): |
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| 236 | return self.soap_handlers |
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| 237 | |
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| 238 | def get_xmlrpc_services(self): |
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| 239 | return self.xmlrpc_handlers |
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| 240 | |
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[6679c122] | 241 | def copy_file(self, src, dest, size=1024): |
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| 242 | """ |
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| 243 | Exceedingly simple file copy. |
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| 244 | """ |
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| 245 | s = open(src,'r') |
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| 246 | d = open(dest, 'w') |
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| 247 | |
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| 248 | buf = "x" |
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| 249 | while buf != "": |
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| 250 | buf = s.read(size) |
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| 251 | d.write(buf) |
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| 252 | s.close() |
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| 253 | d.close() |
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| 254 | |
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[a97394b] | 255 | # Call while holding self.state_lock |
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[eee2b2e] | 256 | def write_state(self): |
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| 257 | if os.access(self.state_filename, os.W_OK): |
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| 258 | self.copy_file(self.state_filename, \ |
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| 259 | "%s.bak" % self.state_filename) |
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| 260 | try: |
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| 261 | f = open(self.state_filename, 'w') |
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| 262 | pickle.dump(self.state, f) |
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| 263 | except IOError, e: |
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| 264 | print >>sys.stderr, "Can't write file %s: %s" % \ |
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| 265 | (self.state_filename, e) |
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| 266 | except pickle.PicklingError, e: |
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| 267 | print >>sys.stderr, "Pickling problem: %s" % e |
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| 268 | |
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[a97394b] | 269 | # Call while holding self.state_lock |
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[eee2b2e] | 270 | def read_state(self): |
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| 271 | try: |
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| 272 | f = open(self.state_filename, "r") |
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| 273 | self.state = pickle.load(f) |
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| 274 | except IOError, e: |
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| 275 | print >>sys.stderr, "Can't open %s: %s" % \ |
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| 276 | (self.state_filename, e) |
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| 277 | except pickle.UnpicklingError, e: |
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| 278 | print >>sys.stderr, "Unpickling failed: %s" % e |
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| 279 | |
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[6679c122] | 280 | def scp_file(self, file, user, host, dest=""): |
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| 281 | """ |
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| 282 | scp a file to the remote host. |
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| 283 | """ |
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[d0ae12d] | 284 | |
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| 285 | scp_cmd = [self.scp_exec, file, "%s@%s:%s" % (user, host, dest)] |
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[3441fe3] | 286 | |
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| 287 | trace = self.trace_file |
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| 288 | if not trace: |
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| 289 | try: |
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| 290 | trace = open("/dev/null", "w") |
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| 291 | except IOError: |
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| 292 | raise service_error(service_error.internal, |
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| 293 | "Cannot open /dev/null??"); |
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| 294 | |
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[d0ae12d] | 295 | if not self.debug: |
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[3441fe3] | 296 | rv = call(scp_cmd, stdout=trace, stderr=trace) |
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[6679c122] | 297 | else: |
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[3441fe3] | 298 | if self.trace_file: |
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| 299 | print >>self.trace_file, "debug [scp_file]: %s" % \ |
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| 300 | " ".join(scp_cmd) |
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[d0ae12d] | 301 | rv = 0 |
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| 302 | |
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| 303 | return rv == 0 |
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[6679c122] | 304 | |
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[3441fe3] | 305 | def ssh_cmd(self, user, host, cmd, wname=None): |
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[d0ae12d] | 306 | sh_str = "%s %s@%s %s" % (self.ssh_exec, user, host, cmd) |
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| 307 | |
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[3441fe3] | 308 | trace = self.trace_file |
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| 309 | if not trace: |
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| 310 | try: |
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| 311 | trace = open("/dev/null", "w") |
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| 312 | except IOError: |
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| 313 | raise service_error(service_error.internal, |
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| 314 | "Cannot open /dev/null??"); |
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| 315 | |
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[d0ae12d] | 316 | if not self.debug: |
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[3441fe3] | 317 | sub = Popen(sh_str, shell=True, stdout=trace, stderr=trace) |
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[d0ae12d] | 318 | return sub.wait() == 0 |
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| 319 | else: |
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[3441fe3] | 320 | if self.trace_file: |
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| 321 | print >>self.trace_file,"debug [ssh_cmd]: %s" % sh_str |
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[d0ae12d] | 322 | return True |
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[6679c122] | 323 | |
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| 324 | def ship_scripts(self, host, user, dest_dir): |
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| 325 | if self.ssh_cmd(user, host, "mkdir -p %s" % dest_dir): |
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| 326 | for s in self.scripts: |
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| 327 | if not self.scp_file("%s/%s" % (self.scripts_dir, s), |
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| 328 | user, host, dest_dir): |
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| 329 | return False |
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| 330 | return True |
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| 331 | else: |
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| 332 | return False |
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| 333 | |
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| 334 | def ship_configs(self, host, user, src_dir, dest_dir): |
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| 335 | if not self.ssh_cmd(user, host, "mkdir -p %s" % dest_dir): |
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| 336 | return False |
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| 337 | if not self.ssh_cmd(user, host, "chmod 770 %s" % dest_dir): |
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| 338 | return False |
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| 339 | |
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| 340 | for f in os.listdir(src_dir): |
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| 341 | if os.path.isdir(f): |
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| 342 | if not self.ship_configs(host, user, "%s/%s" % (src_dir, f), |
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| 343 | "%s/%s" % (dest_dir, f)): |
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| 344 | return False |
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| 345 | else: |
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| 346 | if not self.scp_file("%s/%s" % (src_dir, f), |
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| 347 | user, host, dest_dir): |
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| 348 | return False |
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| 349 | return True |
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| 350 | |
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[6546868] | 351 | def start_segment(self, tb, eid, tbparams, tmpdir, timeout=0): |
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[6679c122] | 352 | host = "%s%s" % (tbparams[tb]['host'], tbparams[tb]['domain']) |
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| 353 | user = tbparams[tb]['user'] |
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| 354 | pid = tbparams[tb]['project'] |
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| 355 | # XXX |
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[0d830de] | 356 | base_confs = ( "hosts",) |
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[6679c122] | 357 | tclfile = "%s.%s.tcl" % (eid, tb) |
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| 358 | expinfo_exec = "/usr/testbed/bin/expinfo" |
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| 359 | proj_dir = "/proj/%s/exp/%s/tmp" % (pid, eid) |
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| 360 | tarfiles_dir = "/proj/%s/tarfiles/%s" % (pid, eid) |
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| 361 | rpms_dir = "/proj/%s/rpms/%s" % (pid, eid) |
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| 362 | state_re = re.compile("State:\s+(\w+)") |
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[3441fe3] | 363 | no_exp_re = re.compile("^No\s+such\s+experiment") |
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| 364 | state = None |
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| 365 | cmd = [self.ssh_exec, "%s@%s" % (user, host), expinfo_exec, pid, eid] |
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| 366 | |
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| 367 | |
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| 368 | if self.trace_file: |
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| 369 | print >>self.trace_file, "status request: %s" % " ".join(cmd) |
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| 370 | |
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| 371 | if not self.trace_file: |
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| 372 | try: |
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| 373 | st_file = open("/dev/null", "w") |
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| 374 | except IOError: |
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| 375 | raise service_error(service_error.internal, |
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| 376 | "Cannot open /dev/null!?") |
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| 377 | else: |
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| 378 | st_file = self.trace_file |
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[6679c122] | 379 | |
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[3441fe3] | 380 | status = Popen(cmd, stdout=PIPE, stderr=st_file) |
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[6679c122] | 381 | for line in status.stdout: |
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| 382 | m = state_re.match(line) |
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| 383 | if m: state = m.group(1) |
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[3441fe3] | 384 | else: |
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| 385 | m = no_exp_re.match(line) |
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| 386 | if m: state = "none" |
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[6679c122] | 387 | rv = status.wait() |
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[0d830de] | 388 | # If the experiment is not present the subcommand returns a non-zero |
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| 389 | # return value. If we successfully parsed a "none" outcome, ignore the |
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| 390 | # return code. |
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[3441fe3] | 391 | if rv != 0 and state != "none": |
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[6679c122] | 392 | raise service_error(service_error.internal, |
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| 393 | "Cannot get status of segment %s:%s/%s" % (tb, pid, eid)) |
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[3441fe3] | 394 | if self.trace_file: |
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| 395 | print >>self.trace_file, "%s: %s" % (tb, state) |
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| 396 | print >>self.trace_file, "transferring experiment to %s" % tb |
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[6679c122] | 397 | |
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[6546868] | 398 | if not self.scp_file("%s/%s/%s" % (tmpdir, tb, tclfile), user, host): |
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[6679c122] | 399 | return False |
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[a8b42b5] | 400 | # Clear the federation files |
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| 401 | if not self.ssh_cmd(user, host, |
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| 402 | "/bin/sh -c \"'/bin/rm -rf %s'\"" % proj_dir): |
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| 403 | return False |
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| 404 | if not self.ssh_cmd(user, host, |
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| 405 | "/bin/sh -c \"'mkdir -p %s'\"" % proj_dir): |
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| 406 | return False |
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[6679c122] | 407 | # Clear and create the tarfiles and rpm directories |
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| 408 | for d in (tarfiles_dir, rpms_dir): |
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| 409 | if not self.ssh_cmd(user, host, |
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| 410 | "/bin/sh -c \"'/bin/rm -rf %s/*'\"" % d): |
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| 411 | return False |
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| 412 | if not self.ssh_cmd(user, host, "mkdir -p %s" % d, |
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| 413 | "create tarfiles"): |
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| 414 | return False |
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| 415 | |
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| 416 | if state == 'active': |
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| 417 | # Remote experiment is active. Modify it. |
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| 418 | for f in base_confs: |
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[6546868] | 419 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
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[6679c122] | 420 | "%s/%s" % (proj_dir, f)): |
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| 421 | return False |
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| 422 | if not self.ship_scripts(host, user, proj_dir): |
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| 423 | return False |
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[6546868] | 424 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
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[6679c122] | 425 | proj_dir): |
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| 426 | return False |
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[6546868] | 427 | if os.path.isdir("%s/tarfiles" % tmpdir): |
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[6679c122] | 428 | if not self.ship_configs(host, user, |
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[6546868] | 429 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
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[6679c122] | 430 | return False |
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[6546868] | 431 | if os.path.isdir("%s/rpms" % tmpdir): |
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[6679c122] | 432 | if not self.ship_configs(host, user, |
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[6546868] | 433 | "%s/rpms" % tmpdir, tarfiles_dir): |
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[6679c122] | 434 | return False |
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[3441fe3] | 435 | if self.trace_file: |
---|
| 436 | print >>self.trace_file, "Modifying %s on %s" % (eid, tb) |
---|
[6679c122] | 437 | if not self.ssh_cmd(user, host, |
---|
| 438 | "/usr/testbed/bin/modexp -r -s -w %s %s %s" % \ |
---|
| 439 | (pid, eid, tclfile), "modexp"): |
---|
| 440 | return False |
---|
| 441 | return True |
---|
| 442 | elif state == "swapped": |
---|
| 443 | # Remote experiment swapped out. Modify it and swap it in. |
---|
| 444 | for f in base_confs: |
---|
[6546868] | 445 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
---|
[6679c122] | 446 | "%s/%s" % (proj_dir, f)): |
---|
| 447 | return False |
---|
| 448 | if not self.ship_scripts(host, user, proj_dir): |
---|
| 449 | return False |
---|
[6546868] | 450 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
---|
[6679c122] | 451 | proj_dir): |
---|
| 452 | return False |
---|
[6546868] | 453 | if os.path.isdir("%s/tarfiles" % tmpdir): |
---|
[6679c122] | 454 | if not self.ship_configs(host, user, |
---|
[6546868] | 455 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 456 | return False |
---|
[6546868] | 457 | if os.path.isdir("%s/rpms" % tmpdir): |
---|
[6679c122] | 458 | if not self.ship_configs(host, user, |
---|
[6546868] | 459 | "%s/rpms" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 460 | return False |
---|
[3441fe3] | 461 | if self.trace_file: |
---|
| 462 | print >>self.trace_file, "Modifying %s on %s" % (eid, tb) |
---|
[6679c122] | 463 | if not self.ssh_cmd(user, host, |
---|
| 464 | "/usr/testbed/bin/modexp -w %s %s %s" % (pid, eid, tclfile), |
---|
| 465 | "modexp"): |
---|
| 466 | return False |
---|
[3441fe3] | 467 | if self.trace_file: |
---|
| 468 | print >>self.trace_file, "Swapping %s in on %s" % (eid, tb) |
---|
[6679c122] | 469 | if not self.ssh_cmd(user, host, |
---|
| 470 | "/usr/testbed/bin/swapexp -w %s %s in" % (pid, eid), |
---|
[3441fe3] | 471 | "swapexp"): |
---|
[6679c122] | 472 | return False |
---|
| 473 | return True |
---|
| 474 | elif state == "none": |
---|
| 475 | # No remote experiment. Create one. We do this in 2 steps so we |
---|
| 476 | # can put the configuration files and scripts into the new |
---|
| 477 | # experiment directories. |
---|
| 478 | |
---|
| 479 | # Tarfiles must be present for creation to work |
---|
[6546868] | 480 | if os.path.isdir("%s/tarfiles" % tmpdir): |
---|
[6679c122] | 481 | if not self.ship_configs(host, user, |
---|
[6546868] | 482 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 483 | return False |
---|
[6546868] | 484 | if os.path.isdir("%s/rpms" % tmpdir): |
---|
[6679c122] | 485 | if not self.ship_configs(host, user, |
---|
[6546868] | 486 | "%s/rpms" % tmpdir, tarfiles_dir): |
---|
[6679c122] | 487 | return False |
---|
[3441fe3] | 488 | if self.trace_file: |
---|
| 489 | print >>self.trace_file, "Creating %s on %s" % (eid, tb) |
---|
[6679c122] | 490 | if not self.ssh_cmd(user, host, |
---|
| 491 | "/usr/testbed/bin/startexp -i -f -w -p %s -e %s %s" % \ |
---|
[3441fe3] | 492 | (pid, eid, tclfile), "startexp"): |
---|
[6679c122] | 493 | return False |
---|
| 494 | # After startexp the per-experiment directories exist |
---|
| 495 | for f in base_confs: |
---|
[6546868] | 496 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
---|
[6679c122] | 497 | "%s/%s" % (proj_dir, f)): |
---|
| 498 | return False |
---|
| 499 | if not self.ship_scripts(host, user, proj_dir): |
---|
| 500 | return False |
---|
[6546868] | 501 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
---|
[6679c122] | 502 | proj_dir): |
---|
| 503 | return False |
---|
[3441fe3] | 504 | if self.trace_file: |
---|
| 505 | print >>self.trace_file, "Swapping %s in on %s" % (eid, tb) |
---|
[6679c122] | 506 | if not self.ssh_cmd(user, host, |
---|
| 507 | "/usr/testbed/bin/swapexp -w %s %s in" % (pid, eid), |
---|
[3441fe3] | 508 | "swapexp"): |
---|
[6679c122] | 509 | return False |
---|
| 510 | return True |
---|
| 511 | else: |
---|
[3441fe3] | 512 | if self.trace_file: |
---|
| 513 | print >>self.trace_file, "unknown state %s" % state |
---|
[6679c122] | 514 | return False |
---|
| 515 | |
---|
| 516 | def stop_segment(self, tb, eid, tbparams): |
---|
| 517 | user = tbparams[tb]['user'] |
---|
[ea0a821] | 518 | host = tbparams[tb]['host'] |
---|
[6679c122] | 519 | pid = tbparams[tb]['project'] |
---|
| 520 | |
---|
[3441fe3] | 521 | if self.trace_file: |
---|
| 522 | print >>self.trace_file, "Stopping %s on %s" % (eid, tb) |
---|
[6679c122] | 523 | return self.ssh_cmd(user, host, |
---|
[3441fe3] | 524 | "/usr/testbed/bin/swapexp -w %s %s out" % (pid, eid)) |
---|
[6679c122] | 525 | |
---|
| 526 | |
---|
| 527 | def generate_ssh_keys(self, dest, type="rsa" ): |
---|
| 528 | """ |
---|
| 529 | Generate a set of keys for the gateways to use to talk. |
---|
| 530 | |
---|
| 531 | Keys are of type type and are stored in the required dest file. |
---|
| 532 | """ |
---|
| 533 | valid_types = ("rsa", "dsa") |
---|
| 534 | t = type.lower(); |
---|
| 535 | if t not in valid_types: raise ValueError |
---|
[3441fe3] | 536 | |
---|
| 537 | trace = self.trace_file |
---|
| 538 | if not trace: |
---|
| 539 | try: |
---|
| 540 | trace = open("/dev/null", "w") |
---|
| 541 | except IOError: |
---|
| 542 | raise service_error(service_error.internal, |
---|
| 543 | "Cannot open /dev/null??"); |
---|
| 544 | |
---|
[6679c122] | 545 | # May raise CalledProcessError |
---|
[3441fe3] | 546 | rv = call([self.ssh_keygen, '-t', t, '-N', '', '-f', dest], |
---|
| 547 | stdout=trace, stderr=trace) |
---|
[6679c122] | 548 | if rv != 0: |
---|
| 549 | raise service_error(service_error.internal, |
---|
| 550 | "Cannot generate nonce ssh keys. %s return code %d" \ |
---|
| 551 | % (self.ssh_keygen, rv)) |
---|
| 552 | |
---|
[0d830de] | 553 | def gentopo(self, str): |
---|
[d0ae12d] | 554 | class topo_parse: |
---|
| 555 | def __init__(self): |
---|
[0d830de] | 556 | self.str_subelements = ('vname', 'vnode', 'ips', 'ip', 'member') |
---|
| 557 | self.int_subelements = ( 'bandwidth',) |
---|
| 558 | self.float_subelements = ( 'delay',) |
---|
| 559 | self.nodes = [ ] |
---|
| 560 | self.lans = [ ] |
---|
| 561 | self.element = { } |
---|
| 562 | self.topo = { \ |
---|
[bcbf543] | 563 | 'node': self.nodes,\ |
---|
| 564 | 'lan' : self.lans,\ |
---|
[0d830de] | 565 | } |
---|
| 566 | self.chars = "" |
---|
| 567 | |
---|
[d0ae12d] | 568 | def end_element(self, name): |
---|
[0d830de] | 569 | if name == 'node': |
---|
| 570 | self.nodes.append(self.element) |
---|
| 571 | self.element = { } |
---|
| 572 | elif name == 'lan': |
---|
| 573 | self.lans.append(self.element) |
---|
| 574 | self.element = { } |
---|
| 575 | elif name in self.str_subelements: |
---|
| 576 | self.element[name] = self.chars |
---|
| 577 | self.chars = "" |
---|
| 578 | elif name in self.int_subelements: |
---|
| 579 | self.element[name] = int(self.chars) |
---|
| 580 | self.chars = "" |
---|
| 581 | elif name in self.float_subelements: |
---|
| 582 | self.element[name] = float(self.chars) |
---|
| 583 | self.chars = "" |
---|
[d0ae12d] | 584 | |
---|
| 585 | def found_chars(self, data): |
---|
[0d830de] | 586 | self.chars += data.rstrip() |
---|
| 587 | |
---|
| 588 | |
---|
| 589 | tp = topo_parse(); |
---|
| 590 | parser = xml.parsers.expat.ParserCreate() |
---|
| 591 | parser.EndElementHandler = tp.end_element |
---|
| 592 | parser.CharacterDataHandler = tp.found_chars |
---|
| 593 | |
---|
| 594 | parser.Parse(str) |
---|
| 595 | |
---|
| 596 | return tp.topo |
---|
| 597 | |
---|
| 598 | |
---|
| 599 | def genviz(self, topo): |
---|
| 600 | """ |
---|
| 601 | Generate the visualization the virtual topology |
---|
| 602 | """ |
---|
[d0ae12d] | 603 | |
---|
| 604 | neato = "/usr/local/bin/neato" |
---|
| 605 | # These are used to parse neato output and to create the visualization |
---|
| 606 | # file. |
---|
| 607 | vis_re = re.compile('^\s*"?([\w\-]+)"?\s+\[.*pos="(\d+),(\d+)"') |
---|
| 608 | vis_fmt = "<node><name>%s</name><x>%s</x><y>%s</y><type>" + \ |
---|
[0d830de] | 609 | "%s</type></node>" |
---|
| 610 | |
---|
| 611 | try: |
---|
| 612 | # Node names |
---|
[bcbf543] | 613 | nodes = [ n['vname'] for n in topo['node'] ] |
---|
| 614 | topo_lans = topo['lan'] |
---|
[0d830de] | 615 | except KeyError: |
---|
| 616 | raise service_error(service_error.internal, "Bad topology") |
---|
| 617 | |
---|
| 618 | lans = { } |
---|
| 619 | links = { } |
---|
| 620 | |
---|
| 621 | # Walk through the virtual topology, organizing the connections into |
---|
| 622 | # 2-node connections (links) and more-than-2-node connections (lans). |
---|
| 623 | # When a lan is created, it's added to the list of nodes (there's a |
---|
| 624 | # node in the visualization for the lan). |
---|
| 625 | for l in topo_lans: |
---|
| 626 | if links.has_key(l['vname']): |
---|
| 627 | if len(links[l['vname']]) < 2: |
---|
| 628 | links[l['vname']].append(l['vnode']) |
---|
| 629 | else: |
---|
| 630 | nodes.append(l['vname']) |
---|
| 631 | lans[l['vname']] = links[l['vname']] |
---|
| 632 | del links[l['vname']] |
---|
| 633 | lans[l['vname']].append(l['vnode']) |
---|
| 634 | elif lans.has_key(l['vname']): |
---|
| 635 | lans[l['vname']].append(l['vnode']) |
---|
| 636 | else: |
---|
| 637 | links[l['vname']] = [ l['vnode'] ] |
---|
| 638 | |
---|
| 639 | |
---|
| 640 | # Open up a temporary file for dot to turn into a visualization |
---|
[d0ae12d] | 641 | try: |
---|
| 642 | df, dotname = tempfile.mkstemp() |
---|
| 643 | dotfile = os.fdopen(df, 'w') |
---|
| 644 | except IOError: |
---|
| 645 | raise service_error(service_error.internal, |
---|
| 646 | "Failed to open file in genviz") |
---|
| 647 | |
---|
| 648 | # Generate a dot/neato input file from the links, nodes and lans |
---|
| 649 | try: |
---|
| 650 | print >>dotfile, "graph G {" |
---|
[0d830de] | 651 | for n in nodes: |
---|
[d0ae12d] | 652 | print >>dotfile, '\t"%s"' % n |
---|
[0d830de] | 653 | for l in links.keys(): |
---|
| 654 | print >>dotfile, '\t"%s" -- "%s"' % tuple(links[l]) |
---|
| 655 | for l in lans.keys(): |
---|
| 656 | for n in lans[l]: |
---|
[d0ae12d] | 657 | print >>dotfile, '\t "%s" -- "%s"' % (n,l) |
---|
| 658 | print >>dotfile, "}" |
---|
| 659 | dotfile.close() |
---|
[0d830de] | 660 | except TypeError: |
---|
| 661 | raise service_error(service_error.internal, |
---|
| 662 | "Single endpoint link in vtopo") |
---|
[d0ae12d] | 663 | except IOError: |
---|
| 664 | raise service_error(service_error.internal, "Cannot write dot file") |
---|
| 665 | |
---|
| 666 | # Use dot to create a visualization |
---|
| 667 | dot = Popen([neato, '-Gstart=rand', '-Gepsilon=0.005', '-Gmaxiter=2000', |
---|
| 668 | '-Gpack=true', dotname], stdout=PIPE) |
---|
| 669 | |
---|
[0d830de] | 670 | # Translate dot to vis format |
---|
| 671 | vis_nodes = [ ] |
---|
| 672 | vis = { 'node': vis_nodes } |
---|
| 673 | for line in dot.stdout: |
---|
| 674 | m = vis_re.match(line) |
---|
| 675 | if m: |
---|
| 676 | vn = m.group(1) |
---|
| 677 | vis_node = {'name': vn, \ |
---|
[bcbf543] | 678 | 'x': float(m.group(2)),\ |
---|
| 679 | 'y' : float(m.group(3)),\ |
---|
[0d830de] | 680 | } |
---|
| 681 | if vn in links.keys() or vn in lans.keys(): |
---|
| 682 | vis_node['type'] = 'lan' |
---|
| 683 | else: |
---|
| 684 | vis_node['type'] = 'node' |
---|
| 685 | vis_nodes.append(vis_node) |
---|
[d0ae12d] | 686 | rv = dot.wait() |
---|
[0d830de] | 687 | |
---|
[d0ae12d] | 688 | os.remove(dotname) |
---|
[0d830de] | 689 | if rv == 0 : return vis |
---|
| 690 | else: return None |
---|
[d0ae12d] | 691 | |
---|
[6679c122] | 692 | |
---|
| 693 | def get_access(self, tb, nodes, user, tbparam): |
---|
| 694 | """ |
---|
| 695 | Get access to testbed through fedd and set the parameters for that tb |
---|
| 696 | """ |
---|
| 697 | |
---|
| 698 | translate_attr = { |
---|
| 699 | 'slavenodestartcmd': 'expstart', |
---|
| 700 | 'slaveconnectorstartcmd': 'gwstart', |
---|
| 701 | 'masternodestartcmd': 'mexpstart', |
---|
| 702 | 'masterconnectorstartcmd': 'mgwstart', |
---|
| 703 | 'connectorimage': 'gwimage', |
---|
| 704 | 'connectortype': 'gwtype', |
---|
| 705 | 'tunnelcfg': 'tun', |
---|
[3441fe3] | 706 | 'smbshare': 'smbshare', |
---|
[6679c122] | 707 | } |
---|
| 708 | |
---|
| 709 | # XXX multi-level access |
---|
| 710 | uri = self.tbmap.get(tb, None) |
---|
| 711 | if not uri: |
---|
| 712 | raise service_error(serice_error.server_config, |
---|
| 713 | "Unknown testbed: %s" % tb) |
---|
| 714 | |
---|
| 715 | # The basic request |
---|
| 716 | req = {\ |
---|
| 717 | 'destinationTestbed' : { 'uri' : uri }, |
---|
| 718 | 'user': user, |
---|
[e40c7ee] | 719 | 'allocID' : { 'localname': 'test' }, |
---|
[6679c122] | 720 | 'access' : [ { 'sshPubkey' : self.ssh_pubkey } ] |
---|
| 721 | } |
---|
| 722 | |
---|
| 723 | # node resources if any |
---|
| 724 | if nodes != None and len(nodes) > 0: |
---|
| 725 | rnodes = [ ] |
---|
| 726 | for n in nodes: |
---|
| 727 | rn = { } |
---|
| 728 | image, hw, count = n.split(":") |
---|
| 729 | if image: rn['image'] = [ image ] |
---|
| 730 | if hw: rn['hardware'] = [ hw ] |
---|
| 731 | if count: rn['count'] = int(count) |
---|
| 732 | rnodes.append(rn) |
---|
| 733 | req['resources']= { } |
---|
| 734 | req['resources']['node'] = rnodes |
---|
| 735 | |
---|
| 736 | # No retry loop here. Proxy servers must correctly authenticate |
---|
| 737 | # themselves without help |
---|
[19cc408] | 738 | |
---|
[6679c122] | 739 | try: |
---|
| 740 | ctx = fedd_ssl_context(self.cert_file, |
---|
| 741 | self.trusted_certs, password=self.cert_pwd) |
---|
| 742 | except SSL.SSLError: |
---|
| 743 | raise service_error(service_error.server_config, |
---|
| 744 | "Server certificates misconfigured") |
---|
| 745 | |
---|
| 746 | loc = feddServiceLocator(); |
---|
| 747 | port = loc.getfeddPortType(uri, |
---|
| 748 | transport=M2Crypto.httpslib.HTTPSConnection, |
---|
| 749 | transdict={ 'ssl_context' : ctx }) |
---|
| 750 | |
---|
| 751 | # Reconstruct the full request message |
---|
| 752 | msg = RequestAccessRequestMessage() |
---|
| 753 | msg.set_element_RequestAccessRequestBody( |
---|
| 754 | pack_soap(msg, "RequestAccessRequestBody", req)) |
---|
[19cc408] | 755 | |
---|
[6679c122] | 756 | try: |
---|
| 757 | resp = port.RequestAccess(msg) |
---|
| 758 | except ZSI.ParseException, e: |
---|
| 759 | raise service_error(service_error.req, |
---|
| 760 | "Bad format message (XMLRPC??): %s" % |
---|
| 761 | str(e)) |
---|
| 762 | r = unpack_soap(resp) |
---|
| 763 | |
---|
| 764 | if r.has_key('RequestAccessResponseBody'): |
---|
| 765 | r = r['RequestAccessResponseBody'] |
---|
| 766 | else: |
---|
| 767 | raise service_error(service_error.proxy, |
---|
| 768 | "Bad proxy response") |
---|
| 769 | |
---|
| 770 | |
---|
| 771 | e = r['emulab'] |
---|
| 772 | p = e['project'] |
---|
| 773 | tbparam[tb] = { |
---|
| 774 | "boss": e['boss'], |
---|
| 775 | "host": e['ops'], |
---|
| 776 | "domain": e['domain'], |
---|
| 777 | "fs": e['fileServer'], |
---|
| 778 | "eventserver": e['eventServer'], |
---|
[3441fe3] | 779 | "project": unpack_id(p['name']), |
---|
| 780 | "emulab" : e |
---|
[6679c122] | 781 | } |
---|
[7a8d667] | 782 | # Make the testbed name be the label the user applied |
---|
| 783 | p['testbed'] = {'localname': tb } |
---|
[6679c122] | 784 | |
---|
| 785 | for u in p['user']: |
---|
| 786 | tbparam[tb]['user'] = unpack_id(u['userID']) |
---|
| 787 | |
---|
| 788 | for a in e['fedAttr']: |
---|
| 789 | if a['attribute']: |
---|
| 790 | key = translate_attr.get(a['attribute'].lower(), None) |
---|
| 791 | if key: |
---|
| 792 | tbparam[tb][key]= a['value'] |
---|
| 793 | |
---|
| 794 | class current_testbed: |
---|
| 795 | def __init__(self, eid, tmpdir): |
---|
| 796 | self.begin_testbed = re.compile("^#\s+Begin\s+Testbed\s+\((\w+)\)") |
---|
| 797 | self.end_testbed = re.compile("^#\s+End\s+Testbed\s+\((\w+)\)") |
---|
| 798 | self.current_testbed = None |
---|
| 799 | self.testbed_file = None |
---|
| 800 | |
---|
| 801 | self.def_expstart = \ |
---|
| 802 | "sudo -H /bin/sh FEDDIR/fed_bootstrap >& /tmp/federate"; |
---|
| 803 | self.def_mexpstart = "sudo -H FEDDIR/make_hosts FEDDIR/hosts"; |
---|
| 804 | self.def_gwstart = \ |
---|
| 805 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF>& /tmp/bridge.log"; |
---|
| 806 | self.def_mgwstart = \ |
---|
| 807 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF >& /tmp/bridge.log"; |
---|
| 808 | self.def_gwimage = "FBSD61-TUNNEL2"; |
---|
| 809 | self.def_gwtype = "pc"; |
---|
| 810 | |
---|
| 811 | self.eid = eid |
---|
| 812 | self.tmpdir = tmpdir |
---|
| 813 | |
---|
| 814 | def __call__(self, line, master, allocated, tbparams): |
---|
| 815 | # Capture testbed topology descriptions |
---|
| 816 | if self.current_testbed == None: |
---|
| 817 | m = self.begin_testbed.match(line) |
---|
| 818 | if m != None: |
---|
| 819 | self.current_testbed = m.group(1) |
---|
| 820 | if self.current_testbed == None: |
---|
| 821 | raise service_error(service_error.req, |
---|
| 822 | "Bad request format (unnamed testbed)") |
---|
| 823 | allocated[self.current_testbed] = \ |
---|
| 824 | allocated.get(self.current_testbed,0) + 1 |
---|
| 825 | tb_dir = "%s/%s" % (self.tmpdir, self.current_testbed) |
---|
| 826 | if not os.path.exists(tb_dir): |
---|
| 827 | try: |
---|
| 828 | os.mkdir(tb_dir) |
---|
| 829 | except IOError: |
---|
| 830 | raise service_error(service_error.internal, |
---|
| 831 | "Cannot create %s" % tb_dir) |
---|
| 832 | try: |
---|
| 833 | self.testbed_file = open("%s/%s.%s.tcl" % |
---|
| 834 | (tb_dir, self.eid, self.current_testbed), 'w') |
---|
| 835 | except IOError: |
---|
| 836 | self.testbed_file = None |
---|
| 837 | return True |
---|
| 838 | else: return False |
---|
| 839 | else: |
---|
| 840 | m = self.end_testbed.match(line) |
---|
| 841 | if m != None: |
---|
| 842 | if m.group(1) != self.current_testbed: |
---|
| 843 | raise service_error(service_error.internal, |
---|
| 844 | "Mismatched testbed markers!?") |
---|
| 845 | if self.testbed_file != None: |
---|
| 846 | self.testbed_file.close() |
---|
| 847 | self.testbed_file = None |
---|
| 848 | self.current_testbed = None |
---|
| 849 | elif self.testbed_file: |
---|
| 850 | # Substitute variables and put the line into the local |
---|
| 851 | # testbed file. |
---|
| 852 | gwtype = tbparams[self.current_testbed].get('gwtype', |
---|
| 853 | self.def_gwtype) |
---|
| 854 | gwimage = tbparams[self.current_testbed].get('gwimage', |
---|
| 855 | self.def_gwimage) |
---|
| 856 | mgwstart = tbparams[self.current_testbed].get('mgwstart', |
---|
| 857 | self.def_mgwstart) |
---|
| 858 | mexpstart = tbparams[self.current_testbed].get('mexpstart', |
---|
| 859 | self.def_mexpstart) |
---|
| 860 | gwstart = tbparams[self.current_testbed].get('gwstart', |
---|
| 861 | self.def_gwstart) |
---|
| 862 | expstart = tbparams[self.current_testbed].get('expstart', |
---|
| 863 | self.def_expstart) |
---|
| 864 | project = tbparams[self.current_testbed].get('project') |
---|
| 865 | line = re.sub("GWTYPE", gwtype, line) |
---|
| 866 | line = re.sub("GWIMAGE", gwimage, line) |
---|
| 867 | if self.current_testbed == master: |
---|
| 868 | line = re.sub("GWSTART", mgwstart, line) |
---|
| 869 | line = re.sub("EXPSTART", mexpstart, line) |
---|
| 870 | else: |
---|
| 871 | line = re.sub("GWSTART", gwstart, line) |
---|
| 872 | line = re.sub("EXPSTART", expstart, line) |
---|
| 873 | # XXX: does `` embed without doing enything else? |
---|
| 874 | line = re.sub("GWCONF", "FEDDIR`hostname`.gw.conf", line) |
---|
| 875 | line = re.sub("PROJDIR", "/proj/%s/" % project, line) |
---|
| 876 | line = re.sub("EID", self.eid, line) |
---|
| 877 | line = re.sub("FEDDIR", "/proj/%s/exp/%s/tmp/" % \ |
---|
| 878 | (project, self.eid), line) |
---|
| 879 | print >>self.testbed_file, line |
---|
| 880 | return True |
---|
| 881 | |
---|
| 882 | class allbeds: |
---|
| 883 | def __init__(self, get_access): |
---|
| 884 | self.begin_allbeds = re.compile("^#\s+Begin\s+Allbeds") |
---|
| 885 | self.end_allbeds = re.compile("^#\s+End\s+Allbeds") |
---|
| 886 | self.in_allbeds = False |
---|
| 887 | self.get_access = get_access |
---|
| 888 | |
---|
| 889 | def __call__(self, line, user, tbparams): |
---|
| 890 | # Testbed access parameters |
---|
| 891 | if not self.in_allbeds: |
---|
| 892 | if self.begin_allbeds.match(line): |
---|
| 893 | self.in_allbeds = True |
---|
| 894 | return True |
---|
| 895 | else: |
---|
| 896 | return False |
---|
| 897 | else: |
---|
| 898 | if self.end_allbeds.match(line): |
---|
| 899 | self.in_allbeds = False |
---|
| 900 | else: |
---|
| 901 | nodes = line.split('|') |
---|
| 902 | tb = nodes.pop(0) |
---|
| 903 | self.get_access(tb, nodes, user, tbparams) |
---|
| 904 | return True |
---|
| 905 | |
---|
| 906 | class gateways: |
---|
[3441fe3] | 907 | def __init__(self, eid, master, tmpdir, gw_pubkey, |
---|
[6679c122] | 908 | gw_secretkey, copy_file): |
---|
| 909 | self.begin_gateways = \ |
---|
| 910 | re.compile("^#\s+Begin\s+gateways\s+\((\w+)\)") |
---|
| 911 | self.end_gateways = re.compile("^#\s+End\s+gateways\s+\((\w+)\)") |
---|
| 912 | self.current_gateways = None |
---|
| 913 | self.control_gateway = None |
---|
| 914 | self.active_end = { } |
---|
| 915 | |
---|
| 916 | self.eid = eid |
---|
| 917 | self.master = master |
---|
| 918 | self.tmpdir = tmpdir |
---|
| 919 | self.gw_pubkey_base = gw_pubkey |
---|
| 920 | self.gw_secretkey_base = gw_secretkey |
---|
| 921 | |
---|
| 922 | self.copy_file = copy_file |
---|
| 923 | |
---|
| 924 | |
---|
| 925 | def gateway_conf_file(self, gw, master, eid, pubkey, privkey, |
---|
| 926 | active_end, tbparams, dtb, myname, desthost, type): |
---|
| 927 | """ |
---|
[1af38d6] | 928 | Produce a gateway configuration file from a gateways line. |
---|
[6679c122] | 929 | """ |
---|
| 930 | |
---|
| 931 | sproject = tbparams[gw].get('project', 'project') |
---|
| 932 | dproject = tbparams[dtb].get('project', 'project') |
---|
| 933 | sdomain = ".%s.%s%s" % (eid, sproject, |
---|
| 934 | tbparams[gw].get('domain', ".example.com")) |
---|
| 935 | ddomain = ".%s.%s%s" % (eid, dproject, |
---|
| 936 | tbparams[dtb].get('domain', ".example.com")) |
---|
| 937 | boss = tbparams[master].get('boss', "boss") |
---|
| 938 | fs = tbparams[master].get('fs', "fs") |
---|
| 939 | event_server = "%s%s" % \ |
---|
[27b6aea] | 940 | (tbparams[gw].get('eventserver', "event_server"), |
---|
| 941 | tbparams[gw].get('domain', "example.com")) |
---|
[6679c122] | 942 | remote_event_server = "%s%s" % \ |
---|
| 943 | (tbparams[dtb].get('eventserver', "event_server"), |
---|
| 944 | tbparams[dtb].get('domain', "example.com")) |
---|
[27b6aea] | 945 | seer_control = "%s%s" % \ |
---|
| 946 | (tbparams[gw].get('control', "control"), sdomain) |
---|
[6679c122] | 947 | remote_script_dir = "/proj/%s/exp/%s/tmp" % ( dproject, eid) |
---|
| 948 | local_script_dir = "/proj/%s/exp/%s/tmp" % ( sproject, eid) |
---|
| 949 | tunnel_cfg = tbparams[gw].get("tun", "false") |
---|
| 950 | |
---|
| 951 | conf_file = "%s%s.gw.conf" % (myname, sdomain) |
---|
| 952 | remote_conf_file = "%s%s.gw.conf" % (desthost, ddomain) |
---|
| 953 | |
---|
| 954 | # translate to lower case so the `hostname` hack for specifying |
---|
| 955 | # configuration files works. |
---|
| 956 | conf_file = conf_file.lower(); |
---|
| 957 | remote_conf_file = remote_conf_file.lower(); |
---|
| 958 | |
---|
| 959 | if dtb == master: |
---|
| 960 | active = "false" |
---|
| 961 | elif gw == master: |
---|
| 962 | active = "true" |
---|
| 963 | elif active_end.has_key['%s-%s' % (dtb, gw)]: |
---|
| 964 | active = "false" |
---|
| 965 | else: |
---|
| 966 | active_end['%s-%s' % (gw, dtb)] = 1 |
---|
| 967 | active = "true" |
---|
| 968 | |
---|
| 969 | gwconfig = open("%s/%s/%s" % (self.tmpdir, gw, conf_file), "w") |
---|
| 970 | print >>gwconfig, "Active: %s" % active |
---|
| 971 | print >>gwconfig, "TunnelCfg: %s" % tunnel_cfg |
---|
| 972 | print >>gwconfig, "BossName: %s" % boss |
---|
| 973 | print >>gwconfig, "FsName: %s" % fs |
---|
| 974 | print >>gwconfig, "EventServerName: %s" % event_server |
---|
| 975 | print >>gwconfig, "RemoteEventServerName: %s" % remote_event_server |
---|
[27b6aea] | 976 | print >>gwconfig, "SeerControl: %s" % seer_control |
---|
[6679c122] | 977 | print >>gwconfig, "Type: %s" % type |
---|
| 978 | print >>gwconfig, "RemoteScriptDir: %s" % remote_script_dir |
---|
| 979 | print >>gwconfig, "EventRepeater: %s/fed_evrepeater" % \ |
---|
| 980 | local_script_dir |
---|
| 981 | print >>gwconfig, "RemoteExperiment: %s/%s" % (dproject, eid) |
---|
| 982 | print >>gwconfig, "LocalExperiment: %s/%s" % (sproject, eid) |
---|
| 983 | print >>gwconfig, "RemoteConfigFile: %s/%s" % \ |
---|
| 984 | (remote_script_dir, remote_conf_file) |
---|
| 985 | print >>gwconfig, "Peer: %s%s" % (desthost, ddomain) |
---|
| 986 | print >>gwconfig, "Pubkeys: %s/%s" % (local_script_dir, pubkey) |
---|
| 987 | print >>gwconfig, "Privkeys: %s/%s" % (local_script_dir, privkey) |
---|
| 988 | gwconfig.close() |
---|
| 989 | |
---|
| 990 | return active == "true" |
---|
| 991 | |
---|
| 992 | def __call__(self, line, allocated, tbparams): |
---|
| 993 | # Process gateways |
---|
| 994 | if not self.current_gateways: |
---|
| 995 | m = self.begin_gateways.match(line) |
---|
| 996 | if m: |
---|
| 997 | self.current_gateways = m.group(1) |
---|
| 998 | if allocated.has_key(self.current_gateways): |
---|
| 999 | # This test should always succeed |
---|
| 1000 | tb_dir = "%s/%s" % (self.tmpdir, self.current_gateways) |
---|
| 1001 | if not os.path.exists(tb_dir): |
---|
| 1002 | try: |
---|
| 1003 | os.mkdir(tb_dir) |
---|
| 1004 | except IOError: |
---|
| 1005 | raise service_error(service_error.internal, |
---|
| 1006 | "Cannot create %s" % tb_dir) |
---|
| 1007 | else: |
---|
| 1008 | # XXX |
---|
| 1009 | print >>sys.stderr, \ |
---|
| 1010 | "Ignoring gateways for unknown testbed %s" \ |
---|
| 1011 | % self.current_gateways |
---|
| 1012 | self.current_gateways = None |
---|
| 1013 | return True |
---|
| 1014 | else: |
---|
| 1015 | return False |
---|
| 1016 | else: |
---|
| 1017 | m = self.end_gateways.match(line) |
---|
| 1018 | if m : |
---|
| 1019 | if m.group(1) != self.current_gateways: |
---|
| 1020 | raise service_error(service_error.internal, |
---|
| 1021 | "Mismatched gateway markers!?") |
---|
| 1022 | if self.control_gateway: |
---|
| 1023 | try: |
---|
| 1024 | cc = open("%s/%s/client.conf" % |
---|
| 1025 | (self.tmpdir, self.current_gateways), 'w') |
---|
| 1026 | print >>cc, "ControlGateway: %s" % \ |
---|
| 1027 | self.control_gateway |
---|
[3441fe3] | 1028 | if tbparams[self.master].has_key('smbshare'): |
---|
| 1029 | print >>cc, "SMBSHare: %s" % \ |
---|
| 1030 | tbparams[self.master]['smbshare'] |
---|
[6679c122] | 1031 | print >>cc, "ProjectUser: %s" % \ |
---|
[3441fe3] | 1032 | tbparams[self.master]['user'] |
---|
[6679c122] | 1033 | print >>cc, "ProjectName: %s" % \ |
---|
| 1034 | tbparams[self.master]['project'] |
---|
| 1035 | cc.close() |
---|
| 1036 | except IOError: |
---|
| 1037 | raise service_error(service_error.internal, |
---|
| 1038 | "Error creating client config") |
---|
[291423b] | 1039 | try: |
---|
| 1040 | cc = open("%s/%s/seer.conf" % |
---|
[a8b42b5] | 1041 | (self.tmpdir, self.current_gateways), |
---|
| 1042 | 'w') |
---|
| 1043 | if self.current_gateways != self.master: |
---|
| 1044 | print >>cc, "ControlNode: %s" % \ |
---|
| 1045 | self.control_gateway |
---|
[291423b] | 1046 | print >>cc, "ExperimentID: %s/%s" % \ |
---|
| 1047 | ( tbparams[self.master]['project'], \ |
---|
| 1048 | self.eid ) |
---|
| 1049 | cc.close() |
---|
| 1050 | except IOError: |
---|
| 1051 | raise service_error(service_error.internal, |
---|
| 1052 | "Error creating seer config") |
---|
[6679c122] | 1053 | else: |
---|
[3441fe3] | 1054 | if self.trace_file: |
---|
| 1055 | print >>sys.stderr, "No control gateway for %s" %\ |
---|
| 1056 | self.current_gateways |
---|
[6679c122] | 1057 | self.current_gateways = None |
---|
| 1058 | else: |
---|
| 1059 | dtb, myname, desthost, type = line.split(" ") |
---|
| 1060 | |
---|
| 1061 | if type == "control" or type == "both": |
---|
| 1062 | self.control_gateway = "%s.%s.%s%s" % (myname, |
---|
| 1063 | self.eid, |
---|
| 1064 | tbparams[self.current_gateways]['project'], |
---|
| 1065 | tbparams[self.current_gateways]['domain']) |
---|
| 1066 | try: |
---|
| 1067 | active = self.gateway_conf_file(self.current_gateways, |
---|
| 1068 | self.master, self.eid, self.gw_pubkey_base, |
---|
| 1069 | self.gw_secretkey_base, |
---|
| 1070 | self.active_end, tbparams, dtb, myname, |
---|
| 1071 | desthost, type) |
---|
| 1072 | except IOError, e: |
---|
| 1073 | raise service_error(service_error.internal, |
---|
| 1074 | "Failed to write config file for %s" % \ |
---|
| 1075 | self.current_gateway) |
---|
| 1076 | |
---|
| 1077 | gw_pubkey = "%s/keys/%s" % \ |
---|
| 1078 | (self.tmpdir, self.gw_pubkey_base) |
---|
| 1079 | gw_secretkey = "%s/keys/%s" % \ |
---|
| 1080 | (self.tmpdir, self.gw_secretkey_base) |
---|
| 1081 | |
---|
| 1082 | pkfile = "%s/%s/%s" % \ |
---|
| 1083 | ( self.tmpdir, self.current_gateways, |
---|
| 1084 | self.gw_pubkey_base) |
---|
| 1085 | skfile = "%s/%s/%s" % \ |
---|
| 1086 | ( self.tmpdir, self.current_gateways, |
---|
| 1087 | self.gw_secretkey_base) |
---|
| 1088 | |
---|
| 1089 | if not os.path.exists(pkfile): |
---|
| 1090 | try: |
---|
| 1091 | self.copy_file(gw_pubkey, pkfile) |
---|
| 1092 | except IOError: |
---|
| 1093 | service_error(service_error.internal, |
---|
| 1094 | "Failed to copy pubkey file") |
---|
| 1095 | |
---|
| 1096 | if active and not os.path.exists(skfile): |
---|
| 1097 | try: |
---|
| 1098 | self.copy_file(gw_secretkey, skfile) |
---|
| 1099 | except IOError: |
---|
| 1100 | service_error(service_error.internal, |
---|
| 1101 | "Failed to copy secretkey file") |
---|
| 1102 | return True |
---|
| 1103 | |
---|
| 1104 | class shunt_to_file: |
---|
| 1105 | def __init__(self, begin, end, filename): |
---|
| 1106 | self.begin = re.compile(begin) |
---|
| 1107 | self.end = re.compile(end) |
---|
| 1108 | self.in_shunt = False |
---|
| 1109 | self.file = None |
---|
| 1110 | self.filename = filename |
---|
| 1111 | |
---|
| 1112 | def __call__(self, line): |
---|
| 1113 | if not self.in_shunt: |
---|
| 1114 | if self.begin.match(line): |
---|
| 1115 | self.in_shunt = True |
---|
| 1116 | try: |
---|
| 1117 | self.file = open(self.filename, "w") |
---|
| 1118 | except: |
---|
| 1119 | self.file = None |
---|
| 1120 | raise |
---|
| 1121 | return True |
---|
| 1122 | else: |
---|
| 1123 | return False |
---|
| 1124 | else: |
---|
| 1125 | if self.end.match(line): |
---|
| 1126 | if self.file: |
---|
| 1127 | self.file.close() |
---|
| 1128 | self.file = None |
---|
| 1129 | self.in_shunt = False |
---|
| 1130 | else: |
---|
| 1131 | if self.file: |
---|
| 1132 | print >>self.file, line |
---|
| 1133 | return True |
---|
| 1134 | |
---|
| 1135 | class shunt_to_list: |
---|
| 1136 | def __init__(self, begin, end): |
---|
| 1137 | self.begin = re.compile(begin) |
---|
| 1138 | self.end = re.compile(end) |
---|
| 1139 | self.in_shunt = False |
---|
| 1140 | self.list = [ ] |
---|
| 1141 | |
---|
| 1142 | def __call__(self, line): |
---|
| 1143 | if not self.in_shunt: |
---|
| 1144 | if self.begin.match(line): |
---|
| 1145 | self.in_shunt = True |
---|
| 1146 | return True |
---|
| 1147 | else: |
---|
| 1148 | return False |
---|
| 1149 | else: |
---|
| 1150 | if self.end.match(line): |
---|
| 1151 | self.in_shunt = False |
---|
| 1152 | else: |
---|
| 1153 | self.list.append(line) |
---|
| 1154 | return True |
---|
| 1155 | |
---|
[0d830de] | 1156 | class shunt_to_string: |
---|
| 1157 | def __init__(self, begin, end): |
---|
| 1158 | self.begin = re.compile(begin) |
---|
| 1159 | self.end = re.compile(end) |
---|
| 1160 | self.in_shunt = False |
---|
| 1161 | self.str = "" |
---|
| 1162 | |
---|
| 1163 | def __call__(self, line): |
---|
| 1164 | if not self.in_shunt: |
---|
| 1165 | if self.begin.match(line): |
---|
| 1166 | self.in_shunt = True |
---|
| 1167 | return True |
---|
| 1168 | else: |
---|
| 1169 | return False |
---|
| 1170 | else: |
---|
| 1171 | if self.end.match(line): |
---|
| 1172 | self.in_shunt = False |
---|
| 1173 | else: |
---|
| 1174 | self.str += line |
---|
| 1175 | return True |
---|
| 1176 | |
---|
[6679c122] | 1177 | def create_experiment(self, req, fid): |
---|
[6546868] | 1178 | try: |
---|
| 1179 | tmpdir = tempfile.mkdtemp(prefix="split-") |
---|
| 1180 | except IOError: |
---|
| 1181 | raise service_error(service_error.internal, "Cannot create tmp dir") |
---|
| 1182 | |
---|
[6679c122] | 1183 | gw_pubkey_base = "fed.%s.pub" % self.ssh_type |
---|
| 1184 | gw_secretkey_base = "fed.%s" % self.ssh_type |
---|
[6546868] | 1185 | gw_pubkey = tmpdir + "/keys/" + gw_pubkey_base |
---|
| 1186 | gw_secretkey = tmpdir + "/keys/" + gw_secretkey_base |
---|
| 1187 | tclfile = tmpdir + "/experiment.tcl" |
---|
[6679c122] | 1188 | tbparams = { } |
---|
| 1189 | |
---|
| 1190 | pid = "dummy" |
---|
| 1191 | gid = "dummy" |
---|
| 1192 | # XXX |
---|
| 1193 | fail_soft = False |
---|
| 1194 | |
---|
| 1195 | try: |
---|
[6546868] | 1196 | os.mkdir(tmpdir+"/keys") |
---|
[6679c122] | 1197 | except OSError: |
---|
| 1198 | raise service_error(service_error.internal, |
---|
| 1199 | "Can't make temporary dir") |
---|
| 1200 | |
---|
[b234bb9] | 1201 | req = req.get('CreateRequestBody', None) |
---|
| 1202 | if not req: |
---|
[2d5c8b6] | 1203 | raise service_error(service_error.req, |
---|
[b234bb9] | 1204 | "Bad request format (no CreateRequestBody)") |
---|
[6679c122] | 1205 | # The tcl parser needs to read a file so put the content into that file |
---|
| 1206 | file_content=req.get('experimentdescription', None) |
---|
[b234bb9] | 1207 | if file_content: |
---|
[6679c122] | 1208 | try: |
---|
| 1209 | f = open(tclfile, 'w') |
---|
| 1210 | f.write(file_content) |
---|
| 1211 | f.close() |
---|
| 1212 | except IOError: |
---|
| 1213 | raise service_error(service_error.internal, |
---|
| 1214 | "Cannot write temp experiment description") |
---|
| 1215 | else: |
---|
| 1216 | raise service_error(service_error.req, "No experiment description") |
---|
| 1217 | |
---|
[e40c7ee] | 1218 | if req.has_key('experimentID') and \ |
---|
| 1219 | req['experimentID'].has_key('localname'): |
---|
| 1220 | eid = req['experimentID']['localname'] |
---|
[a97394b] | 1221 | self.state_lock.acquire() |
---|
[e40c7ee] | 1222 | while (self.state.has_key(eid)): |
---|
| 1223 | eid += random.choice(string.ascii_letters) |
---|
[a97394b] | 1224 | self.state[eid] = "placeholder" |
---|
| 1225 | self.state_lock.release() |
---|
[e40c7ee] | 1226 | else: |
---|
| 1227 | eid = self.exp_stem |
---|
| 1228 | for i in range(0,5): |
---|
| 1229 | eid += random.choice(string.ascii_letters) |
---|
[a97394b] | 1230 | self.state_lock.acquire() |
---|
[e40c7ee] | 1231 | while (self.state.has_key(eid)): |
---|
| 1232 | eid = self.exp_stem |
---|
| 1233 | for i in range(0,5): |
---|
| 1234 | eid += random.choice(string.ascii_letters) |
---|
[a97394b] | 1235 | self.state[eid] = "placeholder" |
---|
| 1236 | self.state_lock.release() |
---|
[e40c7ee] | 1237 | |
---|
[6679c122] | 1238 | try: |
---|
| 1239 | self.generate_ssh_keys(gw_secretkey, self.ssh_type) |
---|
| 1240 | except ValueError: |
---|
| 1241 | raise service_error(service_error.server_config, |
---|
| 1242 | "Bad key type (%s)" % self.ssh_type) |
---|
| 1243 | |
---|
| 1244 | user = req.get('user', None) |
---|
| 1245 | if user == None: |
---|
| 1246 | raise service_error(service_error.req, "No user") |
---|
[3441fe3] | 1247 | |
---|
| 1248 | master = req.get('master', None) |
---|
| 1249 | if master == None: |
---|
| 1250 | raise service_error(service_error.req, "No master testbed label") |
---|
[6679c122] | 1251 | |
---|
| 1252 | |
---|
| 1253 | tclcmd = [self.tclsh, self.tcl_splitter, '-s', '-x', |
---|
| 1254 | str(self.muxmax), '-m', master, pid, gid, eid, tclfile] |
---|
| 1255 | tclparser = Popen(tclcmd, stdout=PIPE) |
---|
| 1256 | |
---|
| 1257 | allocated = { } |
---|
| 1258 | started = { } |
---|
| 1259 | |
---|
[6546868] | 1260 | parse_current_testbed = self.current_testbed(eid, tmpdir) |
---|
[6679c122] | 1261 | parse_allbeds = self.allbeds(self.get_access) |
---|
[3441fe3] | 1262 | parse_gateways = self.gateways(eid, master, tmpdir, |
---|
[6679c122] | 1263 | gw_pubkey_base, gw_secretkey_base, self.copy_file) |
---|
[0d830de] | 1264 | parse_vtopo = self.shunt_to_string("^#\s+Begin\s+Vtopo", |
---|
| 1265 | "^#\s+End\s+Vtopo") |
---|
[6679c122] | 1266 | parse_hostnames = self.shunt_to_file("^#\s+Begin\s+hostnames", |
---|
[6546868] | 1267 | "^#\s+End\s+hostnames", tmpdir + "/hosts") |
---|
[6679c122] | 1268 | parse_tarfiles = self.shunt_to_list("^#\s+Begin\s+tarfiles", |
---|
| 1269 | "^#\s+End\s+tarfiles") |
---|
| 1270 | parse_rpms = self.shunt_to_list("^#\s+Begin\s+rpms", |
---|
| 1271 | "^#\s+End\s+rpms") |
---|
| 1272 | |
---|
| 1273 | for line in tclparser.stdout: |
---|
| 1274 | line = line.rstrip() |
---|
| 1275 | if parse_current_testbed(line, master, allocated, tbparams): |
---|
| 1276 | continue |
---|
| 1277 | elif parse_allbeds(line, user, tbparams): |
---|
| 1278 | continue |
---|
| 1279 | elif parse_gateways(line, allocated, tbparams): |
---|
| 1280 | continue |
---|
| 1281 | elif parse_vtopo(line): |
---|
| 1282 | continue |
---|
| 1283 | elif parse_hostnames(line): |
---|
| 1284 | continue |
---|
| 1285 | elif parse_tarfiles(line): |
---|
| 1286 | continue |
---|
| 1287 | elif parse_rpms(line): |
---|
| 1288 | continue |
---|
| 1289 | else: |
---|
| 1290 | raise service_error(service_error.internal, |
---|
| 1291 | "Bad tcl parse? %s" % line) |
---|
| 1292 | |
---|
[0d830de] | 1293 | vtopo = self.gentopo(parse_vtopo.str) |
---|
| 1294 | if not vtopo: |
---|
| 1295 | raise service_error(service_error.internal, |
---|
| 1296 | "Failed to generate virtual topology") |
---|
| 1297 | |
---|
| 1298 | vis = self.genviz(vtopo) |
---|
| 1299 | if not vis: |
---|
| 1300 | raise service_error(service_error.internal, |
---|
| 1301 | "Failed to generate visualization") |
---|
[6679c122] | 1302 | |
---|
[e40c7ee] | 1303 | # save federant information |
---|
| 1304 | for k in allocated.keys(): |
---|
| 1305 | tbparams[k]['federant'] = {\ |
---|
[89d9502] | 1306 | 'name': [ { 'localname' : eid} ],\ |
---|
[e40c7ee] | 1307 | 'emulab': tbparams[k]['emulab'],\ |
---|
| 1308 | 'master' : k == master,\ |
---|
| 1309 | } |
---|
| 1310 | |
---|
| 1311 | |
---|
[6679c122] | 1312 | # Copy tarfiles and rpms needed at remote sites into a staging area |
---|
| 1313 | try: |
---|
| 1314 | for t in parse_tarfiles.list: |
---|
[6546868] | 1315 | if not os.path.exists("%s/tarfiles" % tmpdir): |
---|
| 1316 | os.mkdir("%s/tarfiles" % tmpdir) |
---|
[6679c122] | 1317 | self.copy_file(t, "%s/tarfiles/%s" % \ |
---|
[6546868] | 1318 | (tmpdir, os.path.basename(t))) |
---|
[6679c122] | 1319 | for r in parse_rpms.list: |
---|
[6546868] | 1320 | if not os.path.exists("%s/rpms" % tmpdir): |
---|
| 1321 | os.mkdir("%s/rpms" % tmpdir) |
---|
[6679c122] | 1322 | self.copy_file(r, "%s/rpms/%s" % \ |
---|
[6546868] | 1323 | (tmpdir, os.path.basename(r))) |
---|
[6679c122] | 1324 | except IOError, e: |
---|
| 1325 | raise service_error(service_error.internal, |
---|
| 1326 | "Cannot stage tarfile/rpm: %s" % e.strerror) |
---|
| 1327 | |
---|
[1af38d6] | 1328 | thread_pool_info = self.thread_pool() |
---|
| 1329 | threads = [ ] |
---|
| 1330 | |
---|
| 1331 | for tb in [ k for k in allocated.keys() if k != master]: |
---|
| 1332 | # Wait until we have a free slot to start the next testbed load |
---|
| 1333 | thread_pool_info.acquire() |
---|
| 1334 | while thread_pool_info.started - \ |
---|
| 1335 | thread_pool_info.terminated >= self.nthreads: |
---|
| 1336 | thread_pool_info.wait() |
---|
| 1337 | thread_pool_info.release() |
---|
| 1338 | |
---|
| 1339 | # Create and start a thread to start the segment, and save it to |
---|
| 1340 | # get the return value later |
---|
| 1341 | t = self.pooled_thread(target=self.start_segment, |
---|
| 1342 | args=(tb, eid, tbparams, tmpdir, 0), name=tb, |
---|
[3441fe3] | 1343 | pdata=thread_pool_info, trace_file=self.trace_file) |
---|
[1af38d6] | 1344 | threads.append(t) |
---|
| 1345 | t.start() |
---|
| 1346 | |
---|
| 1347 | # Wait until all finish (the first clause of the while is to make sure |
---|
| 1348 | # one starts) |
---|
| 1349 | thread_pool_info.acquire() |
---|
| 1350 | while thread_pool_info.started == 0 or \ |
---|
| 1351 | thread_pool_info.started > thread_pool_info.terminated: |
---|
| 1352 | thread_pool_info.wait() |
---|
| 1353 | thread_pool_info.release() |
---|
| 1354 | |
---|
| 1355 | # If none failed, start the master |
---|
| 1356 | failed = [ t.getName() for t in threads if not t.rv ] |
---|
| 1357 | |
---|
| 1358 | if len(failed) == 0: |
---|
| 1359 | if not self.start_segment(master, eid, tbparams, tmpdir): |
---|
| 1360 | failed.append(master) |
---|
| 1361 | |
---|
[a97394b] | 1362 | succeeded = [tb for tb in allocated.keys() if tb not in failed] |
---|
| 1363 | # If one failed clean up, unless fail_soft is set |
---|
| 1364 | if failed: |
---|
| 1365 | if not fail_soft: |
---|
[3441fe3] | 1366 | for tb in succeeded: |
---|
| 1367 | self.stop_segment(tb, eid, tbparams) |
---|
[a97394b] | 1368 | # Remove the placeholder |
---|
| 1369 | self.state_lock.acquire() |
---|
| 1370 | del self.state[eid] |
---|
| 1371 | self.state_lock.release() |
---|
| 1372 | |
---|
[3441fe3] | 1373 | raise service_error(service_error.federant, |
---|
| 1374 | "Swap in failed on %s" % ",".join(failed)) |
---|
[6679c122] | 1375 | else: |
---|
[3441fe3] | 1376 | if self.trace_file: |
---|
| 1377 | print >>self.trace_file, "Experiment started" |
---|
[6679c122] | 1378 | |
---|
[4fc2250] | 1379 | # Generate an ID for the experiment (slice) and a certificate that the |
---|
| 1380 | # allocator can use to prove they own it. We'll ship it back through |
---|
| 1381 | # the encrypted connection. |
---|
| 1382 | (expid, expcert) = generate_fedid("test", dir=tmpdir, |
---|
| 1383 | trace=self.trace_file) |
---|
| 1384 | |
---|
| 1385 | if self.trace_file: |
---|
| 1386 | print >>self.trace_file, "removing %s" % tmpdir |
---|
| 1387 | |
---|
| 1388 | # Walk up tmpdir, deleting as we go |
---|
| 1389 | for path, dirs, files in os.walk(tmpdir, topdown=False): |
---|
| 1390 | for f in files: |
---|
| 1391 | os.remove(os.path.join(path, f)) |
---|
| 1392 | for d in dirs: |
---|
| 1393 | os.rmdir(os.path.join(path, d)) |
---|
| 1394 | os.rmdir(tmpdir) |
---|
[987aaa1] | 1395 | |
---|
[e40c7ee] | 1396 | resp = { 'federant' : [ tbparams[tb]['federant'] \ |
---|
[3441fe3] | 1397 | for tb in tbparams.keys() \ |
---|
[e40c7ee] | 1398 | if tbparams[tb].has_key('federant') ],\ |
---|
[c52c48d] | 1399 | 'vtopo': vtopo,\ |
---|
[4fc2250] | 1400 | 'vis' : vis, |
---|
[e40c7ee] | 1401 | 'experimentID' : [\ |
---|
[c52c48d] | 1402 | { 'fedid': copy.copy(expid) }, \ |
---|
| 1403 | { 'localname': eid },\ |
---|
[e40c7ee] | 1404 | ],\ |
---|
[4fc2250] | 1405 | 'experimentAccess': { 'X509' : expcert },\ |
---|
| 1406 | } |
---|
[a97394b] | 1407 | |
---|
| 1408 | self.state_lock.acquire() |
---|
[c52c48d] | 1409 | self.state[expid] = { 'federant' : [ tbparams[tb]['federant'] \ |
---|
| 1410 | for tb in tbparams.keys() \ |
---|
| 1411 | if tbparams[tb].has_key('federant') ],\ |
---|
| 1412 | 'vtopo': vtopo,\ |
---|
| 1413 | 'vis' : vis, |
---|
| 1414 | 'experimentID' : [\ |
---|
| 1415 | { 'fedid': expid }, { 'localname': eid },\ |
---|
| 1416 | ],\ |
---|
| 1417 | } |
---|
[e40c7ee] | 1418 | self.state[eid] = self.state[expid] |
---|
[eee2b2e] | 1419 | if self.state_filename: self.write_state() |
---|
[a97394b] | 1420 | self.state_lock.release() |
---|
| 1421 | |
---|
| 1422 | if not failed: |
---|
| 1423 | return resp |
---|
| 1424 | else: |
---|
| 1425 | raise service_error(service_error.partial, \ |
---|
| 1426 | "Partial swap in on %s" % ",".join(succeeded)) |
---|
| 1427 | |
---|
[987aaa1] | 1428 | |
---|
| 1429 | def get_vtopo(self, req, fid): |
---|
[a97394b] | 1430 | rv = None |
---|
[987aaa1] | 1431 | |
---|
| 1432 | req = req.get('VtopoRequestBody', None) |
---|
| 1433 | if not req: |
---|
| 1434 | raise service_error(service_error.req, |
---|
| 1435 | "Bad request format (no VtopoRequestBody)") |
---|
[e40c7ee] | 1436 | exp = req.get('experiment', None) |
---|
| 1437 | if exp: |
---|
| 1438 | if exp.has_key('fedid'): |
---|
| 1439 | key = fedid(bits=exp['fedid']) |
---|
| 1440 | keytype = "fedid" |
---|
| 1441 | elif exp.has_key('localname'): |
---|
| 1442 | key = exp['localname'] |
---|
| 1443 | keytype = "localname" |
---|
| 1444 | else: |
---|
| 1445 | raise service_error(service_error.req, "Unknown lookup type") |
---|
[987aaa1] | 1446 | else: |
---|
[e40c7ee] | 1447 | raise service_error(service_error.req, "No request?") |
---|
[987aaa1] | 1448 | |
---|
[a97394b] | 1449 | self.state_lock.acquire() |
---|
[e40c7ee] | 1450 | if self.state.has_key(key): |
---|
[a97394b] | 1451 | rv = { 'experiment' : {keytype: key },\ |
---|
[e40c7ee] | 1452 | 'vtopo': self.state[key]['vtopo'],\ |
---|
[a97394b] | 1453 | } |
---|
| 1454 | self.state_lock.release() |
---|
| 1455 | |
---|
| 1456 | if rv: return rv |
---|
| 1457 | else: raise service_error(service_error.req, "No such experiment") |
---|
[987aaa1] | 1458 | |
---|
| 1459 | def get_vis(self, req, fid): |
---|
[a97394b] | 1460 | rv = None |
---|
[987aaa1] | 1461 | |
---|
| 1462 | req = req.get('VisRequestBody', None) |
---|
| 1463 | if not req: |
---|
| 1464 | raise service_error(service_error.req, |
---|
| 1465 | "Bad request format (no VisRequestBody)") |
---|
[e40c7ee] | 1466 | exp = req.get('experiment', None) |
---|
| 1467 | if exp: |
---|
| 1468 | if exp.has_key('fedid'): |
---|
| 1469 | key = fedid(bits=exp['fedid']) |
---|
| 1470 | keytype = "fedid" |
---|
| 1471 | elif exp.has_key('localname'): |
---|
| 1472 | key = exp['localname'] |
---|
| 1473 | keytype = "localname" |
---|
| 1474 | else: |
---|
| 1475 | raise service_error(service_error.req, "Unknown lookup type") |
---|
[987aaa1] | 1476 | else: |
---|
[e40c7ee] | 1477 | raise service_error(service_error.req, "No request?") |
---|
[987aaa1] | 1478 | |
---|
[a97394b] | 1479 | self.state_lock.acquire() |
---|
[e40c7ee] | 1480 | if self.state.has_key(key): |
---|
[a97394b] | 1481 | rv = { 'experiment' : {keytype: key },\ |
---|
[e40c7ee] | 1482 | 'vis': self.state[key]['vis'],\ |
---|
[987aaa1] | 1483 | } |
---|
[a97394b] | 1484 | self.state_lock.release() |
---|
| 1485 | |
---|
| 1486 | if rv: return rv |
---|
| 1487 | else: raise service_error(service_error.req, "No such experiment") |
---|
[987aaa1] | 1488 | |
---|
[c52c48d] | 1489 | def get_info(self, req, fid): |
---|
[a97394b] | 1490 | rv = None |
---|
[c52c48d] | 1491 | |
---|
| 1492 | req = req.get('InfoRequestBody', None) |
---|
| 1493 | if not req: |
---|
| 1494 | raise service_error(service_error.req, |
---|
| 1495 | "Bad request format (no VisRequestBody)") |
---|
| 1496 | exp = req.get('experiment', None) |
---|
| 1497 | if exp: |
---|
| 1498 | if exp.has_key('fedid'): |
---|
| 1499 | key = fedid(bits=exp['fedid']) |
---|
| 1500 | keytype = "fedid" |
---|
| 1501 | elif exp.has_key('localname'): |
---|
| 1502 | key = exp['localname'] |
---|
| 1503 | keytype = "localname" |
---|
| 1504 | else: |
---|
| 1505 | raise service_error(service_error.req, "Unknown lookup type") |
---|
| 1506 | else: |
---|
| 1507 | raise service_error(service_error.req, "No request?") |
---|
| 1508 | |
---|
| 1509 | # The state may be massaged by the service function that called |
---|
| 1510 | # get_info (e.g., encoded for XMLRPC transport) so send a copy of the |
---|
| 1511 | # state. |
---|
[a97394b] | 1512 | self.state_lock.acquire() |
---|
[c52c48d] | 1513 | if self.state.has_key(key): |
---|
[a97394b] | 1514 | rv = copy.deepcopy(self.state[key]) |
---|
| 1515 | self.state_lock.release() |
---|
[6679c122] | 1516 | |
---|
[a97394b] | 1517 | if rv: return rv |
---|
| 1518 | else: raise service_error(service_error.req, "No such experiment") |
---|
[7a8d667] | 1519 | |
---|
| 1520 | |
---|
| 1521 | def terminate_experiment(self, req, fid): |
---|
| 1522 | tbparams = { } |
---|
| 1523 | req = req.get('TerminateRequestBody', None) |
---|
| 1524 | if not req: |
---|
| 1525 | raise service_error(service_error.req, |
---|
| 1526 | "Bad request format (no TerminateRequestBody)") |
---|
| 1527 | exp = req.get('experiment', None) |
---|
| 1528 | if exp: |
---|
| 1529 | if exp.has_key('fedid'): |
---|
| 1530 | key = fedid(bits=exp['fedid']) |
---|
| 1531 | keytype = "fedid" |
---|
| 1532 | elif exp.has_key('localname'): |
---|
| 1533 | key = exp['localname'] |
---|
| 1534 | keytype = "localname" |
---|
| 1535 | else: |
---|
| 1536 | raise service_error(service_error.req, "Unknown lookup type") |
---|
| 1537 | else: |
---|
| 1538 | raise service_error(service_error.req, "No request?") |
---|
| 1539 | |
---|
[a97394b] | 1540 | self.state_lock.acquire() |
---|
[7a8d667] | 1541 | fed_exp = self.state.get(key, None) |
---|
| 1542 | |
---|
| 1543 | if fed_exp: |
---|
[a97394b] | 1544 | # This branch of the conditional holds the lock to generate a |
---|
| 1545 | # consistent temporary tbparams variable to deallocate experiments. |
---|
| 1546 | # It releases the lock to do the deallocations and reacquires it to |
---|
| 1547 | # remove the experiment state when the termination is complete. |
---|
[eee2b2e] | 1548 | ids = [] |
---|
| 1549 | # experimentID is a list of dicts that are self-describing |
---|
| 1550 | # identifiers. This finds all the fedids and localnames - the |
---|
| 1551 | # keys of self.state - and puts them into ids. |
---|
| 1552 | for id in fed_exp.get('experimentID', []): |
---|
| 1553 | if id.has_key('fedid'): ids.append(id['fedid']) |
---|
| 1554 | if id.has_key('localname'): ids.append(id['localname']) |
---|
| 1555 | |
---|
[7a8d667] | 1556 | # Construct enough of the tbparams to make the stop_segment calls |
---|
| 1557 | # work |
---|
| 1558 | for fed in fed_exp['federant']: |
---|
| 1559 | try: |
---|
| 1560 | for e in fed['name']: |
---|
| 1561 | eid = e.get('localname', None) |
---|
| 1562 | if eid: break |
---|
| 1563 | else: |
---|
| 1564 | continue |
---|
| 1565 | |
---|
| 1566 | p = fed['emulab']['project'] |
---|
| 1567 | |
---|
| 1568 | project = p['name']['localname'] |
---|
| 1569 | tb = p['testbed']['localname'] |
---|
| 1570 | user = p['user'][0]['userID']['localname'] |
---|
| 1571 | |
---|
| 1572 | domain = fed['emulab']['domain'] |
---|
| 1573 | host = "%s%s" % (fed['emulab']['ops'], domain) |
---|
| 1574 | except KeyError, e: |
---|
| 1575 | continue |
---|
| 1576 | tbparams[tb] = {\ |
---|
| 1577 | 'user': user,\ |
---|
| 1578 | 'domain': domain,\ |
---|
| 1579 | 'project': project,\ |
---|
| 1580 | 'host': host,\ |
---|
| 1581 | 'eid': eid,\ |
---|
| 1582 | } |
---|
[a97394b] | 1583 | self.state_lock.release() |
---|
| 1584 | |
---|
[7a8d667] | 1585 | # Stop everyone. |
---|
| 1586 | for tb in tbparams.keys(): |
---|
| 1587 | self.stop_segment(tb, tbparams[tb]['eid'], tbparams) |
---|
[eee2b2e] | 1588 | |
---|
[a97394b] | 1589 | # Remove teh terminated experiment |
---|
| 1590 | self.state_lock.acquire() |
---|
[eee2b2e] | 1591 | for id in ids: |
---|
| 1592 | if self.state.has_key(id): del self.state[id] |
---|
| 1593 | |
---|
| 1594 | if self.state_filename: self.write_state() |
---|
[a97394b] | 1595 | self.state_lock.release() |
---|
| 1596 | |
---|
[7a8d667] | 1597 | return { 'experiment': exp } |
---|
| 1598 | else: |
---|
[a97394b] | 1599 | # Don't forget to release the lock |
---|
| 1600 | self.state_lock.release() |
---|
[7a8d667] | 1601 | raise service_error(service_error.req, "No saved state") |
---|
| 1602 | |
---|
| 1603 | |
---|
| 1604 | |
---|
| 1605 | |
---|
[6679c122] | 1606 | if __name__ == '__main__': |
---|
| 1607 | from optparse import OptionParser |
---|
| 1608 | |
---|
| 1609 | parser = OptionParser() |
---|
[d0ae12d] | 1610 | parser.add_option('-d', '--debug', dest='debug', default=False, |
---|
| 1611 | action='store_true', help='print actions rather than take them') |
---|
[6679c122] | 1612 | parser.add_option('-f', '--file', dest='tcl', help='tcl file to parse') |
---|
[3441fe3] | 1613 | parser.add_option('-m', '--master', dest='master', |
---|
| 1614 | help='testbed label for matster testbd') |
---|
| 1615 | parser.add_option('-t', '--trace', dest='trace', default=None, |
---|
| 1616 | help='file to print intermediate messages to') |
---|
| 1617 | parser.add_option('-T', '--trace-stderr', dest='trace', |
---|
| 1618 | action='store_const',const=sys.stderr, |
---|
| 1619 | help='file to print intermediate messages to') |
---|
[6679c122] | 1620 | opts, args = parser.parse_args() |
---|
| 1621 | |
---|
[3441fe3] | 1622 | trace_file = None |
---|
| 1623 | if opts.trace: |
---|
| 1624 | try: |
---|
| 1625 | trace_file = open(opts.trace, 'w') |
---|
| 1626 | except IOError: |
---|
| 1627 | print >>sys.stderr, "Can't open trace file" |
---|
| 1628 | |
---|
| 1629 | if opts.debug: |
---|
| 1630 | if not trace_file: |
---|
| 1631 | trace_file = sys.stderr |
---|
| 1632 | |
---|
[6679c122] | 1633 | if opts.tcl != None: |
---|
| 1634 | try: |
---|
| 1635 | f = open(opts.tcl, 'r') |
---|
| 1636 | content = ''.join(f) |
---|
| 1637 | f.close() |
---|
| 1638 | except IOError, e: |
---|
| 1639 | sys.exit("Can't read %s: %s" % (opts.tcl, e)) |
---|
| 1640 | else: |
---|
| 1641 | sys.exit("Must specify a file name") |
---|
| 1642 | |
---|
[3441fe3] | 1643 | if not opts.master: |
---|
| 1644 | sys.exit("Must supply master tb label (--master)"); |
---|
| 1645 | |
---|
[6679c122] | 1646 | obj = fedd_create_experiment_local( |
---|
[d0ae12d] | 1647 | debug=opts.debug, |
---|
[6679c122] | 1648 | scripts_dir="/users/faber/testbed/federation", |
---|
| 1649 | cert_file="./fedd_client.pem", cert_pwd="faber", |
---|
| 1650 | ssh_pubkey_file='/users/faber/.ssh/id_rsa.pub', |
---|
| 1651 | trusted_certs="./cacert.pem", |
---|
| 1652 | tbmap = { |
---|
| 1653 | 'deter':'https://users.isi.deterlab.net:23235', |
---|
| 1654 | 'emulab':'https://users.isi.deterlab.net:23236', |
---|
| 1655 | 'ucb':'https://users.isi.deterlab.net:23237', |
---|
| 1656 | }, |
---|
[3441fe3] | 1657 | trace_file=trace_file |
---|
[6679c122] | 1658 | ) |
---|
[3441fe3] | 1659 | rv = obj.create_experiment( {\ |
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[6679c122] | 1660 | 'experimentdescription' : content, |
---|
[3441fe3] | 1661 | 'master' : opts.master, |
---|
[e40c7ee] | 1662 | 'user': [ {'userID' : { 'localname' : 'faber' } } ], |
---|
[6679c122] | 1663 | }, |
---|
| 1664 | None) |
---|
[3441fe3] | 1665 | |
---|
| 1666 | print rv |
---|