[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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| 18 | |
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[3441fe3] | 19 | import traceback |
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| 20 | |
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[1af38d6] | 21 | from threading import * |
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| 22 | |
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[6679c122] | 23 | from subprocess import * |
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| 24 | |
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| 25 | from fedd_services import * |
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| 26 | from fedd_internal_services import * |
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| 27 | from fedd_util import * |
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| 28 | import parse_detail |
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| 29 | from service_error import * |
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| 30 | |
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| 31 | class fedd_create_experiment_local: |
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| 32 | scripts = ["fed_bootstrap", "federate.sh", "smbmount.FreeBSD.pl", |
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[7add1a3] | 33 | "smbmount.Linux.pl", "make_hosts", "fed-tun.pl", "fed-tun.ucb.pl", |
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| 34 | "fed_evrepeater", "rc.accounts.patch"] |
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[6679c122] | 35 | |
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| 36 | def __init__(self, |
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| 37 | cert_file=None, |
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| 38 | cert_pwd=None, |
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[3441fe3] | 39 | exp_stem="faber-splitter", |
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[d0ae12d] | 40 | debug=False, |
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[6679c122] | 41 | muxmax=2, |
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[1af38d6] | 42 | nthreads=2, |
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[3441fe3] | 43 | randomize_experiments=False, |
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[6679c122] | 44 | scp_exec="/usr/bin/scp", |
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| 45 | scripts_dir="./", |
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| 46 | splitter=None, |
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| 47 | ssh_exec="/usr/bin/ssh", |
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| 48 | ssh_identity_file=None, |
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| 49 | ssh_keygen="/usr/bin/ssh-keygen", |
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| 50 | ssh_pubkey_file=None, |
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| 51 | ssh_type="rsa", |
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| 52 | tbmap=None, |
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| 53 | tclsh="/usr/local/bin/otclsh", |
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| 54 | tcl_splitter="/usr/testbed/lib/ns2ir/parse.tcl", |
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[3441fe3] | 55 | trace_file=None, |
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[6679c122] | 56 | trusted_certs=None, |
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| 57 | ): |
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| 58 | self.scripts = fedd_create_experiment_local.scripts |
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[1af38d6] | 59 | self.thread_with_rv = fedd_create_experiment_local.pooled_thread |
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| 60 | self.thread_pool = fedd_create_experiment_local.thread_pool |
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[6679c122] | 61 | |
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| 62 | self.cert_file = cert_file |
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| 63 | self.cert_pwd = cert_pwd |
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[3441fe3] | 64 | self.exp_stem = exp_stem |
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[d0ae12d] | 65 | self.debug = debug |
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[6679c122] | 66 | self.muxmax = muxmax |
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[1af38d6] | 67 | self.nthreads = nthreads |
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[3441fe3] | 68 | self.randomize_experiments = randomize_experiments |
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[6679c122] | 69 | self.scp_exec = scp_exec |
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| 70 | self.scripts_dir = scripts_dir |
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| 71 | self.splitter = splitter |
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| 72 | self.ssh_exec=ssh_exec |
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| 73 | self.ssh_keygen = ssh_keygen |
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| 74 | self.ssh_identity_file = ssh_identity_file |
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| 75 | self.ssh_type = ssh_type |
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| 76 | self.tclsh = tclsh |
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| 77 | self.tcl_splitter = tcl_splitter |
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| 78 | self.tbmap = tbmap |
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[3441fe3] | 79 | self.trace_file = trace_file |
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[6679c122] | 80 | self.trusted_certs=trusted_certs |
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| 81 | |
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| 82 | self.def_expstart = \ |
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| 83 | "sudo -H /bin/sh FEDDIR/fed_bootstrap >& /tmp/federate"; |
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| 84 | self.def_mexpstart = "sudo -H FEDDIR/make_hosts FEDDIR/hosts"; |
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| 85 | self.def_gwstart = \ |
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| 86 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF>& /tmp/bridge.log"; |
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| 87 | self.def_mgwstart = \ |
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| 88 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF >& /tmp/bridge.log"; |
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| 89 | self.def_gwimage = "FBSD61-TUNNEL2"; |
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| 90 | self.def_gwtype = "pc"; |
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| 91 | |
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| 92 | |
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| 93 | if ssh_pubkey_file: |
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| 94 | try: |
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| 95 | f = open(ssh_pubkey_file, 'r') |
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| 96 | self.ssh_pubkey = f.read() |
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| 97 | f.close() |
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| 98 | except IOError: |
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| 99 | raise service_error(service_error.internal, |
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| 100 | "Cannot read sshpubkey") |
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| 101 | |
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| 102 | # Confirm federation scripts in the right place |
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| 103 | for s in self.scripts: |
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| 104 | if not os.path.exists(self.scripts_dir + "/" + s): |
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| 105 | raise service_error(service_error.server_config, |
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| 106 | "%s/%s not in local script dir" % (self.scripts_dir, s)) |
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[1af38d6] | 107 | class thread_pool: |
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| 108 | def __init__(self): |
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| 109 | self.changed = Condition() |
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| 110 | self.started = 0 |
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| 111 | self.terminated = 0 |
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| 112 | |
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| 113 | def acquire(self): |
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| 114 | self.changed.acquire() |
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| 115 | |
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| 116 | def release(self): |
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| 117 | self.changed.release() |
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| 118 | |
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| 119 | def wait(self, timeout = None): |
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| 120 | self.changed.wait(timeout) |
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| 121 | |
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| 122 | def start(self): |
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| 123 | self.changed.acquire() |
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| 124 | self.started += 1 |
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| 125 | self.changed.notifyAll() |
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| 126 | self.changed.release() |
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| 127 | |
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| 128 | def terminate(self): |
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| 129 | self.changed.acquire() |
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| 130 | self.terminated += 1 |
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| 131 | self.changed.notifyAll() |
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| 132 | self.changed.release() |
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| 133 | |
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| 134 | def clear(self): |
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| 135 | self.changed.acquire() |
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| 136 | self.started = 0 |
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| 137 | self.terminated =0 |
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| 138 | self.changed.notifyAll() |
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| 139 | self.changed.release() |
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| 140 | |
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| 141 | |
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| 142 | |
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| 143 | class pooled_thread(Thread): |
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| 144 | def __init__(self, group=None, target=None, name=None, args=(), |
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[3441fe3] | 145 | kwargs={}, pdata=None, trace_file=None): |
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[1af38d6] | 146 | Thread.__init__(self, group, target, name, args, kwargs) |
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| 147 | self.rv = None |
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| 148 | self.exception = None |
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| 149 | self.target=target |
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| 150 | self.args = args |
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| 151 | self.kwargs = kwargs |
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| 152 | self.pdata = pdata |
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[3441fe3] | 153 | self.trace_file = trace_file |
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[1af38d6] | 154 | |
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| 155 | def run(self): |
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| 156 | if self.pdata: |
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| 157 | self.pdata.start() |
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| 158 | |
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| 159 | if self.target: |
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| 160 | try: |
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| 161 | self.rv = self.target(*self.args, **self.kwargs) |
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[3441fe3] | 162 | except service_error, s: |
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| 163 | self.exception = s |
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| 164 | if self.trace_file: |
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| 165 | print >>self.trace_file, "Thread exception: %s %s" % \ |
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| 166 | (s.code_string(), s.desc) |
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| 167 | |
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| 168 | except: |
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| 169 | self.exception = sys.exc_info()[1] |
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| 170 | if self.trace_file: |
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| 171 | print >>self.trace_file, \ |
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| 172 | "Unexpected thread exception: %s" % \ |
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| 173 | self.exception |
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| 174 | print >>self.trace_file, "Trace: %s" % \ |
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| 175 | traceback.format_exc() |
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[1af38d6] | 176 | if self.pdata: |
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| 177 | self.pdata.terminate() |
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[6679c122] | 178 | |
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| 179 | def copy_file(self, src, dest, size=1024): |
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| 180 | """ |
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| 181 | Exceedingly simple file copy. |
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| 182 | """ |
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| 183 | s = open(src,'r') |
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| 184 | d = open(dest, 'w') |
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| 185 | |
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| 186 | buf = "x" |
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| 187 | while buf != "": |
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| 188 | buf = s.read(size) |
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| 189 | d.write(buf) |
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| 190 | s.close() |
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| 191 | d.close() |
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| 192 | |
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| 193 | def scp_file(self, file, user, host, dest=""): |
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| 194 | """ |
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| 195 | scp a file to the remote host. |
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| 196 | """ |
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[d0ae12d] | 197 | |
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| 198 | scp_cmd = [self.scp_exec, file, "%s@%s:%s" % (user, host, dest)] |
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[3441fe3] | 199 | |
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| 200 | trace = self.trace_file |
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| 201 | if not trace: |
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| 202 | try: |
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| 203 | trace = open("/dev/null", "w") |
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| 204 | except IOError: |
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| 205 | raise service_error(service_error.internal, |
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| 206 | "Cannot open /dev/null??"); |
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| 207 | |
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[d0ae12d] | 208 | if not self.debug: |
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[3441fe3] | 209 | rv = call(scp_cmd, stdout=trace, stderr=trace) |
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[6679c122] | 210 | else: |
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[3441fe3] | 211 | if self.trace_file: |
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| 212 | print >>self.trace_file, "debug [scp_file]: %s" % \ |
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| 213 | " ".join(scp_cmd) |
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[d0ae12d] | 214 | rv = 0 |
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| 215 | |
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| 216 | return rv == 0 |
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[6679c122] | 217 | |
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[3441fe3] | 218 | def ssh_cmd(self, user, host, cmd, wname=None): |
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[d0ae12d] | 219 | sh_str = "%s %s@%s %s" % (self.ssh_exec, user, host, cmd) |
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| 220 | |
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[3441fe3] | 221 | trace = self.trace_file |
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| 222 | if not trace: |
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| 223 | try: |
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| 224 | trace = open("/dev/null", "w") |
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| 225 | except IOError: |
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| 226 | raise service_error(service_error.internal, |
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| 227 | "Cannot open /dev/null??"); |
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| 228 | |
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[d0ae12d] | 229 | if not self.debug: |
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[3441fe3] | 230 | sub = Popen(sh_str, shell=True, stdout=trace, stderr=trace) |
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[d0ae12d] | 231 | return sub.wait() == 0 |
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| 232 | else: |
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[3441fe3] | 233 | if self.trace_file: |
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| 234 | print >>self.trace_file,"debug [ssh_cmd]: %s" % sh_str |
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[d0ae12d] | 235 | return True |
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[6679c122] | 236 | |
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| 237 | def ship_scripts(self, host, user, dest_dir): |
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| 238 | if self.ssh_cmd(user, host, "mkdir -p %s" % dest_dir): |
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| 239 | for s in self.scripts: |
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| 240 | if not self.scp_file("%s/%s" % (self.scripts_dir, s), |
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| 241 | user, host, dest_dir): |
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| 242 | return False |
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| 243 | return True |
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| 244 | else: |
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| 245 | return False |
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| 246 | |
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| 247 | def ship_configs(self, host, user, src_dir, dest_dir): |
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| 248 | if not self.ssh_cmd(user, host, "mkdir -p %s" % dest_dir): |
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| 249 | return False |
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| 250 | if not self.ssh_cmd(user, host, "chmod 770 %s" % dest_dir): |
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| 251 | return False |
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| 252 | |
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| 253 | for f in os.listdir(src_dir): |
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| 254 | if os.path.isdir(f): |
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| 255 | if not self.ship_configs(host, user, "%s/%s" % (src_dir, f), |
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| 256 | "%s/%s" % (dest_dir, f)): |
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| 257 | return False |
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| 258 | else: |
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| 259 | if not self.scp_file("%s/%s" % (src_dir, f), |
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| 260 | user, host, dest_dir): |
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| 261 | return False |
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| 262 | return True |
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| 263 | |
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[6546868] | 264 | def start_segment(self, tb, eid, tbparams, tmpdir, timeout=0): |
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[6679c122] | 265 | host = "%s%s" % (tbparams[tb]['host'], tbparams[tb]['domain']) |
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| 266 | user = tbparams[tb]['user'] |
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| 267 | pid = tbparams[tb]['project'] |
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| 268 | # XXX |
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[0d830de] | 269 | base_confs = ( "hosts",) |
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[6679c122] | 270 | tclfile = "%s.%s.tcl" % (eid, tb) |
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| 271 | expinfo_exec = "/usr/testbed/bin/expinfo" |
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| 272 | proj_dir = "/proj/%s/exp/%s/tmp" % (pid, eid) |
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| 273 | tarfiles_dir = "/proj/%s/tarfiles/%s" % (pid, eid) |
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| 274 | rpms_dir = "/proj/%s/rpms/%s" % (pid, eid) |
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| 275 | state_re = re.compile("State:\s+(\w+)") |
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[3441fe3] | 276 | no_exp_re = re.compile("^No\s+such\s+experiment") |
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| 277 | state = None |
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| 278 | cmd = [self.ssh_exec, "%s@%s" % (user, host), expinfo_exec, pid, eid] |
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| 279 | |
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| 280 | |
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| 281 | if self.trace_file: |
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| 282 | print >>self.trace_file, "status request: %s" % " ".join(cmd) |
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| 283 | |
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| 284 | if not self.trace_file: |
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| 285 | try: |
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| 286 | st_file = open("/dev/null", "w") |
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| 287 | except IOError: |
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| 288 | raise service_error(service_error.internal, |
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| 289 | "Cannot open /dev/null!?") |
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| 290 | else: |
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| 291 | st_file = self.trace_file |
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[6679c122] | 292 | |
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[3441fe3] | 293 | status = Popen(cmd, stdout=PIPE, stderr=st_file) |
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[6679c122] | 294 | for line in status.stdout: |
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| 295 | m = state_re.match(line) |
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| 296 | if m: state = m.group(1) |
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[3441fe3] | 297 | else: |
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| 298 | m = no_exp_re.match(line) |
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| 299 | if m: state = "none" |
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[6679c122] | 300 | rv = status.wait() |
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[0d830de] | 301 | # If the experiment is not present the subcommand returns a non-zero |
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| 302 | # return value. If we successfully parsed a "none" outcome, ignore the |
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| 303 | # return code. |
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[3441fe3] | 304 | if rv != 0 and state != "none": |
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[6679c122] | 305 | raise service_error(service_error.internal, |
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| 306 | "Cannot get status of segment %s:%s/%s" % (tb, pid, eid)) |
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[3441fe3] | 307 | if self.trace_file: |
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| 308 | print >>self.trace_file, "%s: %s" % (tb, state) |
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| 309 | print >>self.trace_file, "transferring experiment to %s" % tb |
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[6679c122] | 310 | |
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[6546868] | 311 | if not self.scp_file("%s/%s/%s" % (tmpdir, tb, tclfile), user, host): |
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[6679c122] | 312 | return False |
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| 313 | # Clear and create the tarfiles and rpm directories |
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| 314 | for d in (tarfiles_dir, rpms_dir): |
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| 315 | if not self.ssh_cmd(user, host, |
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| 316 | "/bin/sh -c \"'/bin/rm -rf %s/*'\"" % d): |
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| 317 | return False |
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| 318 | if not self.ssh_cmd(user, host, "mkdir -p %s" % d, |
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| 319 | "create tarfiles"): |
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| 320 | return False |
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| 321 | |
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| 322 | if state == 'active': |
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| 323 | # Remote experiment is active. Modify it. |
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| 324 | for f in base_confs: |
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[6546868] | 325 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
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[6679c122] | 326 | "%s/%s" % (proj_dir, f)): |
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| 327 | return False |
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| 328 | if not self.ship_scripts(host, user, proj_dir): |
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| 329 | return False |
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[6546868] | 330 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
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[6679c122] | 331 | proj_dir): |
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| 332 | return False |
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[6546868] | 333 | if os.path.isdir("%s/tarfiles" % tmpdir): |
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[6679c122] | 334 | if not self.ship_configs(host, user, |
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[6546868] | 335 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
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[6679c122] | 336 | return False |
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[6546868] | 337 | if os.path.isdir("%s/rpms" % tmpdir): |
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[6679c122] | 338 | if not self.ship_configs(host, user, |
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[6546868] | 339 | "%s/rpms" % tmpdir, tarfiles_dir): |
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[6679c122] | 340 | return False |
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[3441fe3] | 341 | if self.trace_file: |
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| 342 | print >>self.trace_file, "Modifying %s on %s" % (eid, tb) |
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[6679c122] | 343 | if not self.ssh_cmd(user, host, |
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| 344 | "/usr/testbed/bin/modexp -r -s -w %s %s %s" % \ |
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| 345 | (pid, eid, tclfile), "modexp"): |
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| 346 | return False |
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| 347 | return True |
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| 348 | elif state == "swapped": |
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| 349 | # Remote experiment swapped out. Modify it and swap it in. |
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| 350 | for f in base_confs: |
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[6546868] | 351 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
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[6679c122] | 352 | "%s/%s" % (proj_dir, f)): |
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| 353 | return False |
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| 354 | if not self.ship_scripts(host, user, proj_dir): |
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| 355 | return False |
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[6546868] | 356 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
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[6679c122] | 357 | proj_dir): |
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| 358 | return False |
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[6546868] | 359 | if os.path.isdir("%s/tarfiles" % tmpdir): |
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[6679c122] | 360 | if not self.ship_configs(host, user, |
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[6546868] | 361 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
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[6679c122] | 362 | return False |
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[6546868] | 363 | if os.path.isdir("%s/rpms" % tmpdir): |
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[6679c122] | 364 | if not self.ship_configs(host, user, |
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[6546868] | 365 | "%s/rpms" % tmpdir, tarfiles_dir): |
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[6679c122] | 366 | return False |
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[3441fe3] | 367 | if self.trace_file: |
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| 368 | print >>self.trace_file, "Modifying %s on %s" % (eid, tb) |
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[6679c122] | 369 | if not self.ssh_cmd(user, host, |
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| 370 | "/usr/testbed/bin/modexp -w %s %s %s" % (pid, eid, tclfile), |
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| 371 | "modexp"): |
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| 372 | return False |
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[3441fe3] | 373 | if self.trace_file: |
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| 374 | print >>self.trace_file, "Swapping %s in on %s" % (eid, tb) |
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[6679c122] | 375 | if not self.ssh_cmd(user, host, |
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| 376 | "/usr/testbed/bin/swapexp -w %s %s in" % (pid, eid), |
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[3441fe3] | 377 | "swapexp"): |
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[6679c122] | 378 | return False |
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| 379 | return True |
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| 380 | elif state == "none": |
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| 381 | # No remote experiment. Create one. We do this in 2 steps so we |
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| 382 | # can put the configuration files and scripts into the new |
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| 383 | # experiment directories. |
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| 384 | |
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| 385 | # Tarfiles must be present for creation to work |
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[6546868] | 386 | if os.path.isdir("%s/tarfiles" % tmpdir): |
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[6679c122] | 387 | if not self.ship_configs(host, user, |
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[6546868] | 388 | "%s/tarfiles" % tmpdir, tarfiles_dir): |
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[6679c122] | 389 | return False |
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[6546868] | 390 | if os.path.isdir("%s/rpms" % tmpdir): |
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[6679c122] | 391 | if not self.ship_configs(host, user, |
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[6546868] | 392 | "%s/rpms" % tmpdir, tarfiles_dir): |
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[6679c122] | 393 | return False |
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[3441fe3] | 394 | if self.trace_file: |
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| 395 | print >>self.trace_file, "Creating %s on %s" % (eid, tb) |
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[6679c122] | 396 | if not self.ssh_cmd(user, host, |
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| 397 | "/usr/testbed/bin/startexp -i -f -w -p %s -e %s %s" % \ |
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[3441fe3] | 398 | (pid, eid, tclfile), "startexp"): |
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[6679c122] | 399 | return False |
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| 400 | # After startexp the per-experiment directories exist |
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| 401 | for f in base_confs: |
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[6546868] | 402 | if not self.scp_file("%s/%s" % (tmpdir, f), user, host, |
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[6679c122] | 403 | "%s/%s" % (proj_dir, f)): |
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| 404 | return False |
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| 405 | if not self.ship_scripts(host, user, proj_dir): |
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| 406 | return False |
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[6546868] | 407 | if not self.ship_configs(host, user, "%s/%s" % (tmpdir, tb), |
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[6679c122] | 408 | proj_dir): |
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| 409 | return False |
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[3441fe3] | 410 | if self.trace_file: |
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| 411 | print >>self.trace_file, "Swapping %s in on %s" % (eid, tb) |
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[6679c122] | 412 | if not self.ssh_cmd(user, host, |
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| 413 | "/usr/testbed/bin/swapexp -w %s %s in" % (pid, eid), |
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[3441fe3] | 414 | "swapexp"): |
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[6679c122] | 415 | return False |
---|
| 416 | return True |
---|
| 417 | else: |
---|
[3441fe3] | 418 | if self.trace_file: |
---|
| 419 | print >>self.trace_file, "unknown state %s" % state |
---|
[6679c122] | 420 | return False |
---|
| 421 | |
---|
| 422 | def stop_segment(self, tb, eid, tbparams): |
---|
| 423 | user = tbparams[tb]['user'] |
---|
| 424 | host = "%s%s" % (tbparams[tb]['host'], tbparams[tb]['domain']) |
---|
| 425 | pid = tbparams[tb]['project'] |
---|
| 426 | |
---|
[3441fe3] | 427 | if self.trace_file: |
---|
| 428 | print >>self.trace_file, "Stopping %s on %s" % (eid, tb) |
---|
[6679c122] | 429 | return self.ssh_cmd(user, host, |
---|
[3441fe3] | 430 | "/usr/testbed/bin/swapexp -w %s %s out" % (pid, eid)) |
---|
[6679c122] | 431 | |
---|
| 432 | |
---|
| 433 | def generate_ssh_keys(self, dest, type="rsa" ): |
---|
| 434 | """ |
---|
| 435 | Generate a set of keys for the gateways to use to talk. |
---|
| 436 | |
---|
| 437 | Keys are of type type and are stored in the required dest file. |
---|
| 438 | """ |
---|
| 439 | valid_types = ("rsa", "dsa") |
---|
| 440 | t = type.lower(); |
---|
| 441 | if t not in valid_types: raise ValueError |
---|
[3441fe3] | 442 | |
---|
| 443 | trace = self.trace_file |
---|
| 444 | if not trace: |
---|
| 445 | try: |
---|
| 446 | trace = open("/dev/null", "w") |
---|
| 447 | except IOError: |
---|
| 448 | raise service_error(service_error.internal, |
---|
| 449 | "Cannot open /dev/null??"); |
---|
| 450 | |
---|
[6679c122] | 451 | # May raise CalledProcessError |
---|
[3441fe3] | 452 | rv = call([self.ssh_keygen, '-t', t, '-N', '', '-f', dest], |
---|
| 453 | stdout=trace, stderr=trace) |
---|
[6679c122] | 454 | if rv != 0: |
---|
| 455 | raise service_error(service_error.internal, |
---|
| 456 | "Cannot generate nonce ssh keys. %s return code %d" \ |
---|
| 457 | % (self.ssh_keygen, rv)) |
---|
| 458 | |
---|
[0d830de] | 459 | def gentopo(self, str): |
---|
[d0ae12d] | 460 | class topo_parse: |
---|
| 461 | def __init__(self): |
---|
[0d830de] | 462 | self.str_subelements = ('vname', 'vnode', 'ips', 'ip', 'member') |
---|
| 463 | self.int_subelements = ( 'bandwidth',) |
---|
| 464 | self.float_subelements = ( 'delay',) |
---|
| 465 | self.nodes = [ ] |
---|
| 466 | self.lans = [ ] |
---|
| 467 | self.element = { } |
---|
| 468 | self.topo = { \ |
---|
| 469 | 'nodes': { 'node': self.nodes },\ |
---|
| 470 | 'lans' : { 'lan' : self.lans },\ |
---|
| 471 | } |
---|
| 472 | self.chars = "" |
---|
| 473 | |
---|
[d0ae12d] | 474 | def end_element(self, name): |
---|
[0d830de] | 475 | if name == 'node': |
---|
| 476 | self.nodes.append(self.element) |
---|
| 477 | self.element = { } |
---|
| 478 | elif name == 'lan': |
---|
| 479 | self.lans.append(self.element) |
---|
| 480 | self.element = { } |
---|
| 481 | elif name in self.str_subelements: |
---|
| 482 | self.element[name] = self.chars |
---|
| 483 | self.chars = "" |
---|
| 484 | elif name in self.int_subelements: |
---|
| 485 | self.element[name] = int(self.chars) |
---|
| 486 | self.chars = "" |
---|
| 487 | elif name in self.float_subelements: |
---|
| 488 | self.element[name] = float(self.chars) |
---|
| 489 | self.chars = "" |
---|
[d0ae12d] | 490 | |
---|
| 491 | def found_chars(self, data): |
---|
[0d830de] | 492 | self.chars += data.rstrip() |
---|
| 493 | |
---|
| 494 | |
---|
| 495 | tp = topo_parse(); |
---|
| 496 | parser = xml.parsers.expat.ParserCreate() |
---|
| 497 | parser.EndElementHandler = tp.end_element |
---|
| 498 | parser.CharacterDataHandler = tp.found_chars |
---|
| 499 | |
---|
| 500 | parser.Parse(str) |
---|
| 501 | |
---|
| 502 | return tp.topo |
---|
| 503 | |
---|
| 504 | |
---|
| 505 | def genviz(self, topo): |
---|
| 506 | """ |
---|
| 507 | Generate the visualization the virtual topology |
---|
| 508 | """ |
---|
[d0ae12d] | 509 | |
---|
| 510 | neato = "/usr/local/bin/neato" |
---|
| 511 | # These are used to parse neato output and to create the visualization |
---|
| 512 | # file. |
---|
| 513 | vis_re = re.compile('^\s*"?([\w\-]+)"?\s+\[.*pos="(\d+),(\d+)"') |
---|
| 514 | vis_fmt = "<node><name>%s</name><x>%s</x><y>%s</y><type>" + \ |
---|
[0d830de] | 515 | "%s</type></node>" |
---|
| 516 | |
---|
| 517 | try: |
---|
| 518 | # Node names |
---|
| 519 | nodes = [ n['vname'] for n in topo['nodes']['node'] ] |
---|
| 520 | topo_lans = topo['lans']['lan'] |
---|
| 521 | except KeyError: |
---|
| 522 | raise service_error(service_error.internal, "Bad topology") |
---|
| 523 | |
---|
| 524 | lans = { } |
---|
| 525 | links = { } |
---|
| 526 | |
---|
| 527 | # Walk through the virtual topology, organizing the connections into |
---|
| 528 | # 2-node connections (links) and more-than-2-node connections (lans). |
---|
| 529 | # When a lan is created, it's added to the list of nodes (there's a |
---|
| 530 | # node in the visualization for the lan). |
---|
| 531 | for l in topo_lans: |
---|
| 532 | if links.has_key(l['vname']): |
---|
| 533 | if len(links[l['vname']]) < 2: |
---|
| 534 | links[l['vname']].append(l['vnode']) |
---|
| 535 | else: |
---|
| 536 | nodes.append(l['vname']) |
---|
| 537 | lans[l['vname']] = links[l['vname']] |
---|
| 538 | del links[l['vname']] |
---|
| 539 | lans[l['vname']].append(l['vnode']) |
---|
| 540 | elif lans.has_key(l['vname']): |
---|
| 541 | lans[l['vname']].append(l['vnode']) |
---|
| 542 | else: |
---|
| 543 | links[l['vname']] = [ l['vnode'] ] |
---|
| 544 | |
---|
| 545 | |
---|
| 546 | # Open up a temporary file for dot to turn into a visualization |
---|
[d0ae12d] | 547 | try: |
---|
| 548 | df, dotname = tempfile.mkstemp() |
---|
| 549 | dotfile = os.fdopen(df, 'w') |
---|
| 550 | except IOError: |
---|
| 551 | raise service_error(service_error.internal, |
---|
| 552 | "Failed to open file in genviz") |
---|
| 553 | |
---|
| 554 | # Generate a dot/neato input file from the links, nodes and lans |
---|
| 555 | try: |
---|
| 556 | print >>dotfile, "graph G {" |
---|
[0d830de] | 557 | for n in nodes: |
---|
[d0ae12d] | 558 | print >>dotfile, '\t"%s"' % n |
---|
[0d830de] | 559 | for l in links.keys(): |
---|
| 560 | print >>dotfile, '\t"%s" -- "%s"' % tuple(links[l]) |
---|
| 561 | for l in lans.keys(): |
---|
| 562 | for n in lans[l]: |
---|
[d0ae12d] | 563 | print >>dotfile, '\t "%s" -- "%s"' % (n,l) |
---|
| 564 | print >>dotfile, "}" |
---|
| 565 | dotfile.close() |
---|
[0d830de] | 566 | except TypeError: |
---|
| 567 | raise service_error(service_error.internal, |
---|
| 568 | "Single endpoint link in vtopo") |
---|
[d0ae12d] | 569 | except IOError: |
---|
| 570 | raise service_error(service_error.internal, "Cannot write dot file") |
---|
| 571 | |
---|
| 572 | # Use dot to create a visualization |
---|
| 573 | dot = Popen([neato, '-Gstart=rand', '-Gepsilon=0.005', '-Gmaxiter=2000', |
---|
| 574 | '-Gpack=true', dotname], stdout=PIPE) |
---|
| 575 | |
---|
[0d830de] | 576 | # Translate dot to vis format |
---|
| 577 | vis_nodes = [ ] |
---|
| 578 | vis = { 'node': vis_nodes } |
---|
| 579 | for line in dot.stdout: |
---|
| 580 | m = vis_re.match(line) |
---|
| 581 | if m: |
---|
| 582 | vn = m.group(1) |
---|
| 583 | vis_node = {'name': vn, \ |
---|
| 584 | 'x': int(m.group(2)),\ |
---|
| 585 | 'y' : int(m.group(3)),\ |
---|
| 586 | } |
---|
| 587 | if vn in links.keys() or vn in lans.keys(): |
---|
| 588 | vis_node['type'] = 'lan' |
---|
| 589 | else: |
---|
| 590 | vis_node['type'] = 'node' |
---|
| 591 | vis_nodes.append(vis_node) |
---|
[d0ae12d] | 592 | rv = dot.wait() |
---|
[0d830de] | 593 | |
---|
[d0ae12d] | 594 | os.remove(dotname) |
---|
[0d830de] | 595 | if rv == 0 : return vis |
---|
| 596 | else: return None |
---|
[d0ae12d] | 597 | |
---|
[6679c122] | 598 | |
---|
| 599 | def get_access(self, tb, nodes, user, tbparam): |
---|
| 600 | """ |
---|
| 601 | Get access to testbed through fedd and set the parameters for that tb |
---|
| 602 | """ |
---|
| 603 | |
---|
| 604 | translate_attr = { |
---|
| 605 | 'slavenodestartcmd': 'expstart', |
---|
| 606 | 'slaveconnectorstartcmd': 'gwstart', |
---|
| 607 | 'masternodestartcmd': 'mexpstart', |
---|
| 608 | 'masterconnectorstartcmd': 'mgwstart', |
---|
| 609 | 'connectorimage': 'gwimage', |
---|
| 610 | 'connectortype': 'gwtype', |
---|
| 611 | 'tunnelcfg': 'tun', |
---|
[3441fe3] | 612 | 'smbshare': 'smbshare', |
---|
[6679c122] | 613 | } |
---|
| 614 | |
---|
| 615 | # XXX multi-level access |
---|
| 616 | uri = self.tbmap.get(tb, None) |
---|
| 617 | if not uri: |
---|
| 618 | raise service_error(serice_error.server_config, |
---|
| 619 | "Unknown testbed: %s" % tb) |
---|
| 620 | |
---|
| 621 | # The basic request |
---|
| 622 | req = {\ |
---|
| 623 | 'destinationTestbed' : { 'uri' : uri }, |
---|
| 624 | 'user': user, |
---|
| 625 | 'allocID' : { 'username': 'test' }, |
---|
| 626 | 'access' : [ { 'sshPubkey' : self.ssh_pubkey } ] |
---|
| 627 | } |
---|
| 628 | |
---|
| 629 | # node resources if any |
---|
| 630 | if nodes != None and len(nodes) > 0: |
---|
| 631 | rnodes = [ ] |
---|
| 632 | for n in nodes: |
---|
| 633 | rn = { } |
---|
| 634 | image, hw, count = n.split(":") |
---|
| 635 | if image: rn['image'] = [ image ] |
---|
| 636 | if hw: rn['hardware'] = [ hw ] |
---|
| 637 | if count: rn['count'] = int(count) |
---|
| 638 | rnodes.append(rn) |
---|
| 639 | req['resources']= { } |
---|
| 640 | req['resources']['node'] = rnodes |
---|
| 641 | |
---|
| 642 | # No retry loop here. Proxy servers must correctly authenticate |
---|
| 643 | # themselves without help |
---|
| 644 | try: |
---|
| 645 | ctx = fedd_ssl_context(self.cert_file, |
---|
| 646 | self.trusted_certs, password=self.cert_pwd) |
---|
| 647 | except SSL.SSLError: |
---|
| 648 | raise service_error(service_error.server_config, |
---|
| 649 | "Server certificates misconfigured") |
---|
| 650 | |
---|
| 651 | loc = feddServiceLocator(); |
---|
| 652 | port = loc.getfeddPortType(uri, |
---|
| 653 | transport=M2Crypto.httpslib.HTTPSConnection, |
---|
| 654 | transdict={ 'ssl_context' : ctx }) |
---|
| 655 | |
---|
| 656 | # Reconstruct the full request message |
---|
| 657 | msg = RequestAccessRequestMessage() |
---|
| 658 | msg.set_element_RequestAccessRequestBody( |
---|
| 659 | pack_soap(msg, "RequestAccessRequestBody", req)) |
---|
| 660 | try: |
---|
| 661 | resp = port.RequestAccess(msg) |
---|
| 662 | except ZSI.ParseException, e: |
---|
| 663 | raise service_error(service_error.req, |
---|
| 664 | "Bad format message (XMLRPC??): %s" % |
---|
| 665 | str(e)) |
---|
| 666 | r = unpack_soap(resp) |
---|
| 667 | |
---|
| 668 | if r.has_key('RequestAccessResponseBody'): |
---|
| 669 | r = r['RequestAccessResponseBody'] |
---|
| 670 | else: |
---|
| 671 | raise service_error(service_error.proxy, |
---|
| 672 | "Bad proxy response") |
---|
| 673 | |
---|
| 674 | |
---|
| 675 | e = r['emulab'] |
---|
| 676 | p = e['project'] |
---|
| 677 | tbparam[tb] = { |
---|
| 678 | "boss": e['boss'], |
---|
| 679 | "host": e['ops'], |
---|
| 680 | "domain": e['domain'], |
---|
| 681 | "fs": e['fileServer'], |
---|
| 682 | "eventserver": e['eventServer'], |
---|
[3441fe3] | 683 | "project": unpack_id(p['name']), |
---|
| 684 | "emulab" : e |
---|
[6679c122] | 685 | } |
---|
| 686 | |
---|
| 687 | for u in p['user']: |
---|
| 688 | tbparam[tb]['user'] = unpack_id(u['userID']) |
---|
| 689 | |
---|
| 690 | for a in e['fedAttr']: |
---|
| 691 | if a['attribute']: |
---|
| 692 | key = translate_attr.get(a['attribute'].lower(), None) |
---|
| 693 | if key: |
---|
| 694 | tbparam[tb][key]= a['value'] |
---|
| 695 | |
---|
| 696 | class current_testbed: |
---|
| 697 | def __init__(self, eid, tmpdir): |
---|
| 698 | self.begin_testbed = re.compile("^#\s+Begin\s+Testbed\s+\((\w+)\)") |
---|
| 699 | self.end_testbed = re.compile("^#\s+End\s+Testbed\s+\((\w+)\)") |
---|
| 700 | self.current_testbed = None |
---|
| 701 | self.testbed_file = None |
---|
| 702 | |
---|
| 703 | self.def_expstart = \ |
---|
| 704 | "sudo -H /bin/sh FEDDIR/fed_bootstrap >& /tmp/federate"; |
---|
| 705 | self.def_mexpstart = "sudo -H FEDDIR/make_hosts FEDDIR/hosts"; |
---|
| 706 | self.def_gwstart = \ |
---|
| 707 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF>& /tmp/bridge.log"; |
---|
| 708 | self.def_mgwstart = \ |
---|
| 709 | "sudo -H FEDDIR/fed-tun.pl -f GWCONF >& /tmp/bridge.log"; |
---|
| 710 | self.def_gwimage = "FBSD61-TUNNEL2"; |
---|
| 711 | self.def_gwtype = "pc"; |
---|
| 712 | |
---|
| 713 | self.eid = eid |
---|
| 714 | self.tmpdir = tmpdir |
---|
| 715 | |
---|
| 716 | def __call__(self, line, master, allocated, tbparams): |
---|
| 717 | # Capture testbed topology descriptions |
---|
| 718 | if self.current_testbed == None: |
---|
| 719 | m = self.begin_testbed.match(line) |
---|
| 720 | if m != None: |
---|
| 721 | self.current_testbed = m.group(1) |
---|
| 722 | if self.current_testbed == None: |
---|
| 723 | raise service_error(service_error.req, |
---|
| 724 | "Bad request format (unnamed testbed)") |
---|
| 725 | allocated[self.current_testbed] = \ |
---|
| 726 | allocated.get(self.current_testbed,0) + 1 |
---|
| 727 | tb_dir = "%s/%s" % (self.tmpdir, self.current_testbed) |
---|
| 728 | if not os.path.exists(tb_dir): |
---|
| 729 | try: |
---|
| 730 | os.mkdir(tb_dir) |
---|
| 731 | except IOError: |
---|
| 732 | raise service_error(service_error.internal, |
---|
| 733 | "Cannot create %s" % tb_dir) |
---|
| 734 | try: |
---|
| 735 | self.testbed_file = open("%s/%s.%s.tcl" % |
---|
| 736 | (tb_dir, self.eid, self.current_testbed), 'w') |
---|
| 737 | except IOError: |
---|
| 738 | self.testbed_file = None |
---|
| 739 | return True |
---|
| 740 | else: return False |
---|
| 741 | else: |
---|
| 742 | m = self.end_testbed.match(line) |
---|
| 743 | if m != None: |
---|
| 744 | if m.group(1) != self.current_testbed: |
---|
| 745 | raise service_error(service_error.internal, |
---|
| 746 | "Mismatched testbed markers!?") |
---|
| 747 | if self.testbed_file != None: |
---|
| 748 | self.testbed_file.close() |
---|
| 749 | self.testbed_file = None |
---|
| 750 | self.current_testbed = None |
---|
| 751 | elif self.testbed_file: |
---|
| 752 | # Substitute variables and put the line into the local |
---|
| 753 | # testbed file. |
---|
| 754 | gwtype = tbparams[self.current_testbed].get('gwtype', |
---|
| 755 | self.def_gwtype) |
---|
| 756 | gwimage = tbparams[self.current_testbed].get('gwimage', |
---|
| 757 | self.def_gwimage) |
---|
| 758 | mgwstart = tbparams[self.current_testbed].get('mgwstart', |
---|
| 759 | self.def_mgwstart) |
---|
| 760 | mexpstart = tbparams[self.current_testbed].get('mexpstart', |
---|
| 761 | self.def_mexpstart) |
---|
| 762 | gwstart = tbparams[self.current_testbed].get('gwstart', |
---|
| 763 | self.def_gwstart) |
---|
| 764 | expstart = tbparams[self.current_testbed].get('expstart', |
---|
| 765 | self.def_expstart) |
---|
| 766 | project = tbparams[self.current_testbed].get('project') |
---|
| 767 | line = re.sub("GWTYPE", gwtype, line) |
---|
| 768 | line = re.sub("GWIMAGE", gwimage, line) |
---|
| 769 | if self.current_testbed == master: |
---|
| 770 | line = re.sub("GWSTART", mgwstart, line) |
---|
| 771 | line = re.sub("EXPSTART", mexpstart, line) |
---|
| 772 | else: |
---|
| 773 | line = re.sub("GWSTART", gwstart, line) |
---|
| 774 | line = re.sub("EXPSTART", expstart, line) |
---|
| 775 | # XXX: does `` embed without doing enything else? |
---|
| 776 | line = re.sub("GWCONF", "FEDDIR`hostname`.gw.conf", line) |
---|
| 777 | line = re.sub("PROJDIR", "/proj/%s/" % project, line) |
---|
| 778 | line = re.sub("EID", self.eid, line) |
---|
| 779 | line = re.sub("FEDDIR", "/proj/%s/exp/%s/tmp/" % \ |
---|
| 780 | (project, self.eid), line) |
---|
| 781 | print >>self.testbed_file, line |
---|
| 782 | return True |
---|
| 783 | |
---|
| 784 | class allbeds: |
---|
| 785 | def __init__(self, get_access): |
---|
| 786 | self.begin_allbeds = re.compile("^#\s+Begin\s+Allbeds") |
---|
| 787 | self.end_allbeds = re.compile("^#\s+End\s+Allbeds") |
---|
| 788 | self.in_allbeds = False |
---|
| 789 | self.get_access = get_access |
---|
| 790 | |
---|
| 791 | def __call__(self, line, user, tbparams): |
---|
| 792 | # Testbed access parameters |
---|
| 793 | if not self.in_allbeds: |
---|
| 794 | if self.begin_allbeds.match(line): |
---|
| 795 | self.in_allbeds = True |
---|
| 796 | return True |
---|
| 797 | else: |
---|
| 798 | return False |
---|
| 799 | else: |
---|
| 800 | if self.end_allbeds.match(line): |
---|
| 801 | self.in_allbeds = False |
---|
| 802 | else: |
---|
| 803 | nodes = line.split('|') |
---|
| 804 | tb = nodes.pop(0) |
---|
| 805 | self.get_access(tb, nodes, user, tbparams) |
---|
| 806 | return True |
---|
| 807 | |
---|
| 808 | class gateways: |
---|
[3441fe3] | 809 | def __init__(self, eid, master, tmpdir, gw_pubkey, |
---|
[6679c122] | 810 | gw_secretkey, copy_file): |
---|
| 811 | self.begin_gateways = \ |
---|
| 812 | re.compile("^#\s+Begin\s+gateways\s+\((\w+)\)") |
---|
| 813 | self.end_gateways = re.compile("^#\s+End\s+gateways\s+\((\w+)\)") |
---|
| 814 | self.current_gateways = None |
---|
| 815 | self.control_gateway = None |
---|
| 816 | self.active_end = { } |
---|
| 817 | |
---|
| 818 | self.eid = eid |
---|
| 819 | self.master = master |
---|
| 820 | self.tmpdir = tmpdir |
---|
| 821 | self.gw_pubkey_base = gw_pubkey |
---|
| 822 | self.gw_secretkey_base = gw_secretkey |
---|
| 823 | |
---|
| 824 | self.copy_file = copy_file |
---|
| 825 | |
---|
| 826 | |
---|
| 827 | def gateway_conf_file(self, gw, master, eid, pubkey, privkey, |
---|
| 828 | active_end, tbparams, dtb, myname, desthost, type): |
---|
| 829 | """ |
---|
[1af38d6] | 830 | Produce a gateway configuration file from a gateways line. |
---|
[6679c122] | 831 | """ |
---|
| 832 | |
---|
| 833 | sproject = tbparams[gw].get('project', 'project') |
---|
| 834 | dproject = tbparams[dtb].get('project', 'project') |
---|
| 835 | sdomain = ".%s.%s%s" % (eid, sproject, |
---|
| 836 | tbparams[gw].get('domain', ".example.com")) |
---|
| 837 | ddomain = ".%s.%s%s" % (eid, dproject, |
---|
| 838 | tbparams[dtb].get('domain', ".example.com")) |
---|
| 839 | boss = tbparams[master].get('boss', "boss") |
---|
| 840 | fs = tbparams[master].get('fs', "fs") |
---|
| 841 | event_server = "%s%s" % \ |
---|
| 842 | (tbparams[master].get('eventserver', "event_server"), |
---|
| 843 | tbparams[master].get('domain', "example.com")) |
---|
| 844 | remote_event_server = "%s%s" % \ |
---|
| 845 | (tbparams[dtb].get('eventserver', "event_server"), |
---|
| 846 | tbparams[dtb].get('domain', "example.com")) |
---|
| 847 | |
---|
| 848 | remote_script_dir = "/proj/%s/exp/%s/tmp" % ( dproject, eid) |
---|
| 849 | local_script_dir = "/proj/%s/exp/%s/tmp" % ( sproject, eid) |
---|
| 850 | tunnel_cfg = tbparams[gw].get("tun", "false") |
---|
| 851 | |
---|
| 852 | conf_file = "%s%s.gw.conf" % (myname, sdomain) |
---|
| 853 | remote_conf_file = "%s%s.gw.conf" % (desthost, ddomain) |
---|
| 854 | |
---|
| 855 | # translate to lower case so the `hostname` hack for specifying |
---|
| 856 | # configuration files works. |
---|
| 857 | conf_file = conf_file.lower(); |
---|
| 858 | remote_conf_file = remote_conf_file.lower(); |
---|
| 859 | |
---|
| 860 | if dtb == master: |
---|
| 861 | active = "false" |
---|
| 862 | elif gw == master: |
---|
| 863 | active = "true" |
---|
| 864 | elif active_end.has_key['%s-%s' % (dtb, gw)]: |
---|
| 865 | active = "false" |
---|
| 866 | else: |
---|
| 867 | active_end['%s-%s' % (gw, dtb)] = 1 |
---|
| 868 | active = "true" |
---|
| 869 | |
---|
| 870 | gwconfig = open("%s/%s/%s" % (self.tmpdir, gw, conf_file), "w") |
---|
| 871 | print >>gwconfig, "Active: %s" % active |
---|
| 872 | print >>gwconfig, "TunnelCfg: %s" % tunnel_cfg |
---|
| 873 | print >>gwconfig, "BossName: %s" % boss |
---|
| 874 | print >>gwconfig, "FsName: %s" % fs |
---|
| 875 | print >>gwconfig, "EventServerName: %s" % event_server |
---|
| 876 | print >>gwconfig, "RemoteEventServerName: %s" % remote_event_server |
---|
| 877 | print >>gwconfig, "Type: %s" % type |
---|
| 878 | print >>gwconfig, "RemoteScriptDir: %s" % remote_script_dir |
---|
| 879 | print >>gwconfig, "EventRepeater: %s/fed_evrepeater" % \ |
---|
| 880 | local_script_dir |
---|
| 881 | print >>gwconfig, "RemoteExperiment: %s/%s" % (dproject, eid) |
---|
| 882 | print >>gwconfig, "LocalExperiment: %s/%s" % (sproject, eid) |
---|
| 883 | print >>gwconfig, "RemoteConfigFile: %s/%s" % \ |
---|
| 884 | (remote_script_dir, remote_conf_file) |
---|
| 885 | print >>gwconfig, "Peer: %s%s" % (desthost, ddomain) |
---|
| 886 | print >>gwconfig, "Pubkeys: %s/%s" % (local_script_dir, pubkey) |
---|
| 887 | print >>gwconfig, "Privkeys: %s/%s" % (local_script_dir, privkey) |
---|
| 888 | gwconfig.close() |
---|
| 889 | |
---|
| 890 | return active == "true" |
---|
| 891 | |
---|
| 892 | def __call__(self, line, allocated, tbparams): |
---|
| 893 | # Process gateways |
---|
| 894 | if not self.current_gateways: |
---|
| 895 | m = self.begin_gateways.match(line) |
---|
| 896 | if m: |
---|
| 897 | self.current_gateways = m.group(1) |
---|
| 898 | if allocated.has_key(self.current_gateways): |
---|
| 899 | # This test should always succeed |
---|
| 900 | tb_dir = "%s/%s" % (self.tmpdir, self.current_gateways) |
---|
| 901 | if not os.path.exists(tb_dir): |
---|
| 902 | try: |
---|
| 903 | os.mkdir(tb_dir) |
---|
| 904 | except IOError: |
---|
| 905 | raise service_error(service_error.internal, |
---|
| 906 | "Cannot create %s" % tb_dir) |
---|
| 907 | else: |
---|
| 908 | # XXX |
---|
| 909 | print >>sys.stderr, \ |
---|
| 910 | "Ignoring gateways for unknown testbed %s" \ |
---|
| 911 | % self.current_gateways |
---|
| 912 | self.current_gateways = None |
---|
| 913 | return True |
---|
| 914 | else: |
---|
| 915 | return False |
---|
| 916 | else: |
---|
| 917 | m = self.end_gateways.match(line) |
---|
| 918 | if m : |
---|
| 919 | if m.group(1) != self.current_gateways: |
---|
| 920 | raise service_error(service_error.internal, |
---|
| 921 | "Mismatched gateway markers!?") |
---|
| 922 | if self.control_gateway: |
---|
| 923 | try: |
---|
| 924 | cc = open("%s/%s/client.conf" % |
---|
| 925 | (self.tmpdir, self.current_gateways), 'w') |
---|
| 926 | print >>cc, "ControlGateway: %s" % \ |
---|
| 927 | self.control_gateway |
---|
[3441fe3] | 928 | if tbparams[self.master].has_key('smbshare'): |
---|
| 929 | print >>cc, "SMBSHare: %s" % \ |
---|
| 930 | tbparams[self.master]['smbshare'] |
---|
[6679c122] | 931 | print >>cc, "ProjectUser: %s" % \ |
---|
[3441fe3] | 932 | tbparams[self.master]['user'] |
---|
[6679c122] | 933 | print >>cc, "ProjectName: %s" % \ |
---|
| 934 | tbparams[self.master]['project'] |
---|
| 935 | cc.close() |
---|
| 936 | except IOError: |
---|
| 937 | raise service_error(service_error.internal, |
---|
| 938 | "Error creating client config") |
---|
| 939 | else: |
---|
[3441fe3] | 940 | if self.trace_file: |
---|
| 941 | print >>sys.stderr, "No control gateway for %s" %\ |
---|
| 942 | self.current_gateways |
---|
[6679c122] | 943 | self.current_gateways = None |
---|
| 944 | else: |
---|
| 945 | dtb, myname, desthost, type = line.split(" ") |
---|
| 946 | |
---|
| 947 | if type == "control" or type == "both": |
---|
| 948 | self.control_gateway = "%s.%s.%s%s" % (myname, |
---|
| 949 | self.eid, |
---|
| 950 | tbparams[self.current_gateways]['project'], |
---|
| 951 | tbparams[self.current_gateways]['domain']) |
---|
| 952 | try: |
---|
| 953 | active = self.gateway_conf_file(self.current_gateways, |
---|
| 954 | self.master, self.eid, self.gw_pubkey_base, |
---|
| 955 | self.gw_secretkey_base, |
---|
| 956 | self.active_end, tbparams, dtb, myname, |
---|
| 957 | desthost, type) |
---|
| 958 | except IOError, e: |
---|
| 959 | raise service_error(service_error.internal, |
---|
| 960 | "Failed to write config file for %s" % \ |
---|
| 961 | self.current_gateway) |
---|
| 962 | |
---|
| 963 | gw_pubkey = "%s/keys/%s" % \ |
---|
| 964 | (self.tmpdir, self.gw_pubkey_base) |
---|
| 965 | gw_secretkey = "%s/keys/%s" % \ |
---|
| 966 | (self.tmpdir, self.gw_secretkey_base) |
---|
| 967 | |
---|
| 968 | pkfile = "%s/%s/%s" % \ |
---|
| 969 | ( self.tmpdir, self.current_gateways, |
---|
| 970 | self.gw_pubkey_base) |
---|
| 971 | skfile = "%s/%s/%s" % \ |
---|
| 972 | ( self.tmpdir, self.current_gateways, |
---|
| 973 | self.gw_secretkey_base) |
---|
| 974 | |
---|
| 975 | if not os.path.exists(pkfile): |
---|
| 976 | try: |
---|
| 977 | self.copy_file(gw_pubkey, pkfile) |
---|
| 978 | except IOError: |
---|
| 979 | service_error(service_error.internal, |
---|
| 980 | "Failed to copy pubkey file") |
---|
| 981 | |
---|
| 982 | if active and not os.path.exists(skfile): |
---|
| 983 | try: |
---|
| 984 | self.copy_file(gw_secretkey, skfile) |
---|
| 985 | except IOError: |
---|
| 986 | service_error(service_error.internal, |
---|
| 987 | "Failed to copy secretkey file") |
---|
| 988 | return True |
---|
| 989 | |
---|
| 990 | class shunt_to_file: |
---|
| 991 | def __init__(self, begin, end, filename): |
---|
| 992 | self.begin = re.compile(begin) |
---|
| 993 | self.end = re.compile(end) |
---|
| 994 | self.in_shunt = False |
---|
| 995 | self.file = None |
---|
| 996 | self.filename = filename |
---|
| 997 | |
---|
| 998 | def __call__(self, line): |
---|
| 999 | if not self.in_shunt: |
---|
| 1000 | if self.begin.match(line): |
---|
| 1001 | self.in_shunt = True |
---|
| 1002 | try: |
---|
| 1003 | self.file = open(self.filename, "w") |
---|
| 1004 | except: |
---|
| 1005 | self.file = None |
---|
| 1006 | raise |
---|
| 1007 | return True |
---|
| 1008 | else: |
---|
| 1009 | return False |
---|
| 1010 | else: |
---|
| 1011 | if self.end.match(line): |
---|
| 1012 | if self.file: |
---|
| 1013 | self.file.close() |
---|
| 1014 | self.file = None |
---|
| 1015 | self.in_shunt = False |
---|
| 1016 | else: |
---|
| 1017 | if self.file: |
---|
| 1018 | print >>self.file, line |
---|
| 1019 | return True |
---|
| 1020 | |
---|
| 1021 | class shunt_to_list: |
---|
| 1022 | def __init__(self, begin, end): |
---|
| 1023 | self.begin = re.compile(begin) |
---|
| 1024 | self.end = re.compile(end) |
---|
| 1025 | self.in_shunt = False |
---|
| 1026 | self.list = [ ] |
---|
| 1027 | |
---|
| 1028 | def __call__(self, line): |
---|
| 1029 | if not self.in_shunt: |
---|
| 1030 | if self.begin.match(line): |
---|
| 1031 | self.in_shunt = True |
---|
| 1032 | return True |
---|
| 1033 | else: |
---|
| 1034 | return False |
---|
| 1035 | else: |
---|
| 1036 | if self.end.match(line): |
---|
| 1037 | self.in_shunt = False |
---|
| 1038 | else: |
---|
| 1039 | self.list.append(line) |
---|
| 1040 | return True |
---|
| 1041 | |
---|
[0d830de] | 1042 | class shunt_to_string: |
---|
| 1043 | def __init__(self, begin, end): |
---|
| 1044 | self.begin = re.compile(begin) |
---|
| 1045 | self.end = re.compile(end) |
---|
| 1046 | self.in_shunt = False |
---|
| 1047 | self.str = "" |
---|
| 1048 | |
---|
| 1049 | def __call__(self, line): |
---|
| 1050 | if not self.in_shunt: |
---|
| 1051 | if self.begin.match(line): |
---|
| 1052 | self.in_shunt = True |
---|
| 1053 | return True |
---|
| 1054 | else: |
---|
| 1055 | return False |
---|
| 1056 | else: |
---|
| 1057 | if self.end.match(line): |
---|
| 1058 | self.in_shunt = False |
---|
| 1059 | else: |
---|
| 1060 | self.str += line |
---|
| 1061 | return True |
---|
| 1062 | |
---|
[6679c122] | 1063 | def create_experiment(self, req, fid): |
---|
[6546868] | 1064 | try: |
---|
| 1065 | tmpdir = tempfile.mkdtemp(prefix="split-") |
---|
| 1066 | except IOError: |
---|
| 1067 | raise service_error(service_error.internal, "Cannot create tmp dir") |
---|
| 1068 | |
---|
[6679c122] | 1069 | gw_pubkey_base = "fed.%s.pub" % self.ssh_type |
---|
| 1070 | gw_secretkey_base = "fed.%s" % self.ssh_type |
---|
[6546868] | 1071 | gw_pubkey = tmpdir + "/keys/" + gw_pubkey_base |
---|
| 1072 | gw_secretkey = tmpdir + "/keys/" + gw_secretkey_base |
---|
| 1073 | tclfile = tmpdir + "/experiment.tcl" |
---|
[6679c122] | 1074 | tbparams = { } |
---|
| 1075 | |
---|
| 1076 | pid = "dummy" |
---|
| 1077 | gid = "dummy" |
---|
[3441fe3] | 1078 | eid = self.exp_stem |
---|
| 1079 | if self.randomize_experiments: |
---|
| 1080 | for i in range(0,5): |
---|
| 1081 | eid += random.choice(string.ascii_letters) |
---|
[6679c122] | 1082 | # XXX |
---|
| 1083 | fail_soft = False |
---|
| 1084 | |
---|
| 1085 | try: |
---|
[6546868] | 1086 | os.mkdir(tmpdir+"/keys") |
---|
[6679c122] | 1087 | except OSError: |
---|
| 1088 | raise service_error(service_error.internal, |
---|
| 1089 | "Can't make temporary dir") |
---|
| 1090 | |
---|
| 1091 | # The tcl parser needs to read a file so put the content into that file |
---|
| 1092 | file_content=req.get('experimentdescription', None) |
---|
| 1093 | if file_content != None: |
---|
| 1094 | try: |
---|
| 1095 | f = open(tclfile, 'w') |
---|
| 1096 | f.write(file_content) |
---|
| 1097 | f.close() |
---|
| 1098 | except IOError: |
---|
| 1099 | raise service_error(service_error.internal, |
---|
| 1100 | "Cannot write temp experiment description") |
---|
| 1101 | else: |
---|
| 1102 | raise service_error(service_error.req, "No experiment description") |
---|
| 1103 | |
---|
| 1104 | try: |
---|
| 1105 | self.generate_ssh_keys(gw_secretkey, self.ssh_type) |
---|
| 1106 | except ValueError: |
---|
| 1107 | raise service_error(service_error.server_config, |
---|
| 1108 | "Bad key type (%s)" % self.ssh_type) |
---|
| 1109 | |
---|
| 1110 | user = req.get('user', None) |
---|
| 1111 | if user == None: |
---|
| 1112 | raise service_error(service_error.req, "No user") |
---|
[3441fe3] | 1113 | |
---|
| 1114 | master = req.get('master', None) |
---|
| 1115 | if master == None: |
---|
| 1116 | raise service_error(service_error.req, "No master testbed label") |
---|
[6679c122] | 1117 | |
---|
| 1118 | |
---|
| 1119 | tclcmd = [self.tclsh, self.tcl_splitter, '-s', '-x', |
---|
| 1120 | str(self.muxmax), '-m', master, pid, gid, eid, tclfile] |
---|
| 1121 | tclparser = Popen(tclcmd, stdout=PIPE) |
---|
| 1122 | |
---|
| 1123 | allocated = { } |
---|
| 1124 | started = { } |
---|
| 1125 | |
---|
[6546868] | 1126 | parse_current_testbed = self.current_testbed(eid, tmpdir) |
---|
[6679c122] | 1127 | parse_allbeds = self.allbeds(self.get_access) |
---|
[3441fe3] | 1128 | parse_gateways = self.gateways(eid, master, tmpdir, |
---|
[6679c122] | 1129 | gw_pubkey_base, gw_secretkey_base, self.copy_file) |
---|
[0d830de] | 1130 | parse_vtopo = self.shunt_to_string("^#\s+Begin\s+Vtopo", |
---|
| 1131 | "^#\s+End\s+Vtopo") |
---|
[6679c122] | 1132 | parse_hostnames = self.shunt_to_file("^#\s+Begin\s+hostnames", |
---|
[6546868] | 1133 | "^#\s+End\s+hostnames", tmpdir + "/hosts") |
---|
[6679c122] | 1134 | parse_tarfiles = self.shunt_to_list("^#\s+Begin\s+tarfiles", |
---|
| 1135 | "^#\s+End\s+tarfiles") |
---|
| 1136 | parse_rpms = self.shunt_to_list("^#\s+Begin\s+rpms", |
---|
| 1137 | "^#\s+End\s+rpms") |
---|
| 1138 | |
---|
| 1139 | for line in tclparser.stdout: |
---|
| 1140 | line = line.rstrip() |
---|
| 1141 | if parse_current_testbed(line, master, allocated, tbparams): |
---|
| 1142 | continue |
---|
| 1143 | elif parse_allbeds(line, user, tbparams): |
---|
| 1144 | continue |
---|
| 1145 | elif parse_gateways(line, allocated, tbparams): |
---|
| 1146 | continue |
---|
| 1147 | elif parse_vtopo(line): |
---|
| 1148 | continue |
---|
| 1149 | elif parse_hostnames(line): |
---|
| 1150 | continue |
---|
| 1151 | elif parse_tarfiles(line): |
---|
| 1152 | continue |
---|
| 1153 | elif parse_rpms(line): |
---|
| 1154 | continue |
---|
| 1155 | else: |
---|
| 1156 | raise service_error(service_error.internal, |
---|
| 1157 | "Bad tcl parse? %s" % line) |
---|
| 1158 | |
---|
[0d830de] | 1159 | vtopo = self.gentopo(parse_vtopo.str) |
---|
| 1160 | if not vtopo: |
---|
| 1161 | raise service_error(service_error.internal, |
---|
| 1162 | "Failed to generate virtual topology") |
---|
| 1163 | |
---|
| 1164 | vis = self.genviz(vtopo) |
---|
| 1165 | if not vis: |
---|
| 1166 | raise service_error(service_error.internal, |
---|
| 1167 | "Failed to generate visualization") |
---|
[6679c122] | 1168 | |
---|
| 1169 | # Copy tarfiles and rpms needed at remote sites into a staging area |
---|
| 1170 | try: |
---|
| 1171 | for t in parse_tarfiles.list: |
---|
[6546868] | 1172 | if not os.path.exists("%s/tarfiles" % tmpdir): |
---|
| 1173 | os.mkdir("%s/tarfiles" % tmpdir) |
---|
[6679c122] | 1174 | self.copy_file(t, "%s/tarfiles/%s" % \ |
---|
[6546868] | 1175 | (tmpdir, os.path.basename(t))) |
---|
[6679c122] | 1176 | for r in parse_rpms.list: |
---|
[6546868] | 1177 | if not os.path.exists("%s/rpms" % tmpdir): |
---|
| 1178 | os.mkdir("%s/rpms" % tmpdir) |
---|
[6679c122] | 1179 | self.copy_file(r, "%s/rpms/%s" % \ |
---|
[6546868] | 1180 | (tmpdir, os.path.basename(r))) |
---|
[6679c122] | 1181 | except IOError, e: |
---|
| 1182 | raise service_error(service_error.internal, |
---|
| 1183 | "Cannot stage tarfile/rpm: %s" % e.strerror) |
---|
| 1184 | |
---|
[1af38d6] | 1185 | thread_pool_info = self.thread_pool() |
---|
| 1186 | threads = [ ] |
---|
| 1187 | |
---|
| 1188 | for tb in [ k for k in allocated.keys() if k != master]: |
---|
| 1189 | # Wait until we have a free slot to start the next testbed load |
---|
| 1190 | thread_pool_info.acquire() |
---|
| 1191 | while thread_pool_info.started - \ |
---|
| 1192 | thread_pool_info.terminated >= self.nthreads: |
---|
| 1193 | thread_pool_info.wait() |
---|
| 1194 | thread_pool_info.release() |
---|
| 1195 | |
---|
| 1196 | # Create and start a thread to start the segment, and save it to |
---|
| 1197 | # get the return value later |
---|
| 1198 | t = self.pooled_thread(target=self.start_segment, |
---|
| 1199 | args=(tb, eid, tbparams, tmpdir, 0), name=tb, |
---|
[3441fe3] | 1200 | pdata=thread_pool_info, trace_file=self.trace_file) |
---|
[1af38d6] | 1201 | threads.append(t) |
---|
| 1202 | t.start() |
---|
| 1203 | |
---|
| 1204 | # Wait until all finish (the first clause of the while is to make sure |
---|
| 1205 | # one starts) |
---|
| 1206 | thread_pool_info.acquire() |
---|
| 1207 | while thread_pool_info.started == 0 or \ |
---|
| 1208 | thread_pool_info.started > thread_pool_info.terminated: |
---|
| 1209 | thread_pool_info.wait() |
---|
| 1210 | thread_pool_info.release() |
---|
| 1211 | |
---|
| 1212 | # If none failed, start the master |
---|
| 1213 | failed = [ t.getName() for t in threads if not t.rv ] |
---|
| 1214 | |
---|
| 1215 | if len(failed) == 0: |
---|
| 1216 | if not self.start_segment(master, eid, tbparams, tmpdir): |
---|
| 1217 | failed.append(master) |
---|
| 1218 | |
---|
| 1219 | # If one failed clean up |
---|
[3441fe3] | 1220 | if len(failed) > 0: |
---|
| 1221 | succeeded = [tb for tb in allocated.keys() if tb not in failed] |
---|
| 1222 | if fail_soft: |
---|
| 1223 | raise service_error(service_error.partial, \ |
---|
| 1224 | "Partial swap in on %s" % ",".join(succeeded)) |
---|
| 1225 | else: |
---|
| 1226 | for tb in succeeded: |
---|
| 1227 | self.stop_segment(tb, eid, tbparams) |
---|
| 1228 | raise service_error(service_error.federant, |
---|
| 1229 | "Swap in failed on %s" % ",".join(failed)) |
---|
[6679c122] | 1230 | else: |
---|
[3441fe3] | 1231 | if self.trace_file: |
---|
| 1232 | print >>self.trace_file, "Experiment started" |
---|
[6679c122] | 1233 | |
---|
[3441fe3] | 1234 | return { 'emulab' : [ tbparams[tb]['emulab'] \ |
---|
| 1235 | for tb in tbparams.keys() \ |
---|
[0d830de] | 1236 | if tbparams[tb].has_key('emulab') ],\ |
---|
| 1237 | 'experiment': vtopo,\ |
---|
| 1238 | 'vis' : vis } |
---|
[6679c122] | 1239 | |
---|
| 1240 | if __name__ == '__main__': |
---|
| 1241 | from optparse import OptionParser |
---|
| 1242 | |
---|
| 1243 | parser = OptionParser() |
---|
[d0ae12d] | 1244 | parser.add_option('-d', '--debug', dest='debug', default=False, |
---|
| 1245 | action='store_true', help='print actions rather than take them') |
---|
[6679c122] | 1246 | parser.add_option('-f', '--file', dest='tcl', help='tcl file to parse') |
---|
[3441fe3] | 1247 | parser.add_option('-m', '--master', dest='master', |
---|
| 1248 | help='testbed label for matster testbd') |
---|
| 1249 | parser.add_option('-t', '--trace', dest='trace', default=None, |
---|
| 1250 | help='file to print intermediate messages to') |
---|
| 1251 | parser.add_option('-T', '--trace-stderr', dest='trace', |
---|
| 1252 | action='store_const',const=sys.stderr, |
---|
| 1253 | help='file to print intermediate messages to') |
---|
[6679c122] | 1254 | opts, args = parser.parse_args() |
---|
| 1255 | |
---|
[3441fe3] | 1256 | trace_file = None |
---|
| 1257 | if opts.trace: |
---|
| 1258 | try: |
---|
| 1259 | trace_file = open(opts.trace, 'w') |
---|
| 1260 | except IOError: |
---|
| 1261 | print >>sys.stderr, "Can't open trace file" |
---|
| 1262 | |
---|
| 1263 | if opts.debug: |
---|
| 1264 | if not trace_file: |
---|
| 1265 | trace_file = sys.stderr |
---|
| 1266 | |
---|
[6679c122] | 1267 | if opts.tcl != None: |
---|
| 1268 | try: |
---|
| 1269 | f = open(opts.tcl, 'r') |
---|
| 1270 | content = ''.join(f) |
---|
| 1271 | f.close() |
---|
| 1272 | except IOError, e: |
---|
| 1273 | sys.exit("Can't read %s: %s" % (opts.tcl, e)) |
---|
| 1274 | else: |
---|
| 1275 | sys.exit("Must specify a file name") |
---|
| 1276 | |
---|
[3441fe3] | 1277 | if not opts.master: |
---|
| 1278 | sys.exit("Must supply master tb label (--master)"); |
---|
| 1279 | |
---|
[6679c122] | 1280 | obj = fedd_create_experiment_local( |
---|
[d0ae12d] | 1281 | debug=opts.debug, |
---|
[6679c122] | 1282 | scripts_dir="/users/faber/testbed/federation", |
---|
| 1283 | cert_file="./fedd_client.pem", cert_pwd="faber", |
---|
| 1284 | ssh_pubkey_file='/users/faber/.ssh/id_rsa.pub', |
---|
| 1285 | trusted_certs="./cacert.pem", |
---|
| 1286 | tbmap = { |
---|
| 1287 | 'deter':'https://users.isi.deterlab.net:23235', |
---|
| 1288 | 'emulab':'https://users.isi.deterlab.net:23236', |
---|
| 1289 | 'ucb':'https://users.isi.deterlab.net:23237', |
---|
| 1290 | }, |
---|
[3441fe3] | 1291 | trace_file=trace_file |
---|
[6679c122] | 1292 | ) |
---|
[3441fe3] | 1293 | rv = obj.create_experiment( {\ |
---|
[6679c122] | 1294 | 'experimentdescription' : content, |
---|
[3441fe3] | 1295 | 'master' : opts.master, |
---|
[6679c122] | 1296 | 'user': [ {'userID' : { 'username' : 'faber' } } ], |
---|
| 1297 | }, |
---|
| 1298 | None) |
---|
[3441fe3] | 1299 | |
---|
| 1300 | print rv |
---|