script/autobuild.py

   1 #!/usr/bin/env python
   2 # run tests on all Samba subprojects and push to a git tree on success
   3 # Copyright Andrew Tridgell 2010
   4 # released under GNU GPL v3 or later
   5
   6 from subprocess import call, check_call,Popen, PIPE
   7 import os, tarfile, sys, time
   8 from optparse import OptionParser
   9 import smtplib
  10 from email.mime.text import MIMEText
  11 from distutils.sysconfig import get_python_lib
  12
  13 # This speeds up testing remarkably.
  14 os.environ['TDB_NO_FSYNC'] = '1'
  15
  16 cleanup_list = []
  17
  18 builddirs = {
  19     "samba"  : ".",
  20     "samba-ctdb" : ".",
  21     "samba-libs"  : ".",
  22     "ldb"     : "lib/ldb",
  23     "tdb"     : "lib/tdb",
  24     "ntdb"    : "lib/ntdb",
  25     "talloc"  : "lib/talloc",
  26     "replace" : "lib/replace",
  27     "tevent"  : "lib/tevent",
  28     "pidl"    : "pidl",
  29     "pass"    : ".",
  30     "fail"    : ".",
  31     "retry"   : "."
  32     }
  33
  34 defaulttasks = [ "samba", "samba-ctdb", "samba-libs", "ldb", "tdb", "ntdb", "talloc", "replace", "tevent", "pidl" ]
  35
  36 tasks = {
  37     # We have 'test' before 'install' because, 'test' should work without 'install'
  38     "samba" : [ ("configure", "./configure.developer ${PREFIX} --with-selftest-prefix=./bin/ab", "text/plain"),
  39                 ("make", "make -j", "text/plain"),
  40                 ("test", "make test FAIL_IMMEDIATELY=1", "text/plain"),
  41                 ("install", "make install", "text/plain"),
  42                 ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  43                 ("clean", "make clean", "text/plain") ],
  44
  45     "samba-ctdb" : [ ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  46
  47                      # make sure we have tdb around:
  48                      ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  49                      ("tdb-make", "cd lib/tdb && make", "text/plain"),
  50                      ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  51
  52                      # install the ctdb headers under the prefix:
  53                      ("ctdb-header-install", "cp ./ctdb/include/* ${PREFIX_DIR}/include", "text/plain"),
  54                      ("ctdb-header-ls", "ls ${PREFIX_DIR}/include/ctdb.h", "text/plain"),
  55
  56                      ("configure", "PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure.developer ${PREFIX} --with-selftest-prefix=./bin/ab --with-cluster-support --with-ctdb-dir=${PREFIX_DIR} --bundled-libraries=!tdb", "text/plain"),
  57                      ("make", "make", "text/plain"),
  58                      ("check", "./bin/smbd -b | grep CLUSTER_SUPPORT", "text/plain"),
  59                      ("install", "make install", "text/plain"),
  60                      ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  61                      ("clean", "make clean", "text/plain") ],
  62
  63     "samba-libs" : [
  64                       ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  65                       ("talloc-configure", "cd lib/talloc && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  66                       ("talloc-make", "cd lib/talloc && make", "text/plain"),
  67                       ("talloc-install", "cd lib/talloc && make install", "text/plain"),
  68
  69                       ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  70                       ("tdb-make", "cd lib/tdb && make", "text/plain"),
  71                       ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  72
  73                       ("ntdb-configure", "cd lib/ntdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  74                       ("ntdb-make", "cd lib/ntdb && make", "text/plain"),
  75                       ("ntdb-install", "cd lib/ntdb && make install", "text/plain"),
  76
  77                       ("tevent-configure", "cd lib/tevent && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  78                       ("tevent-make", "cd lib/tevent && make", "text/plain"),
  79                       ("tevent-install", "cd lib/tevent && make install", "text/plain"),
  80
  81                       ("ldb-configure", "cd lib/ldb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  82                       ("ldb-make", "cd lib/ldb && make", "text/plain"),
  83                       ("ldb-install", "cd lib/ldb && make install", "text/plain"),
  84
  85                       ("configure", "PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=!talloc,!tdb,!pytdb,!ntdb,!pyntdb,!ldb,!pyldb,!tevent,!pytevent --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  86                       ("make", "make", "text/plain"),
  87                       ("install", "make install", "text/plain")],
  88
  89     "ldb" : [
  90               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
  91               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
  92               ("make", "make", "text/plain"),
  93               ("install", "make install", "text/plain"),
  94               ("test", "make test", "text/plain"),
  95               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
  96               ("distcheck", "make distcheck", "text/plain"),
  97               ("clean", "make clean", "text/plain") ],
  98
  99     "tdb" : [
 100               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 101               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 102               ("make", "make", "text/plain"),
 103               ("install", "make install", "text/plain"),
 104               ("test", "make test", "text/plain"),
 105               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 106               ("distcheck", "make distcheck", "text/plain"),
 107               ("clean", "make clean", "text/plain") ],
 108
 109     "ntdb" : [
 110                ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 111                ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 112                ("make", "make", "text/plain"),
 113                ("install", "make install", "text/plain"),
 114                ("test", "make test", "text/plain"),
 115                ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 116                ("distcheck", "make distcheck", "text/plain"),
 117                ("clean", "make clean", "text/plain") ],
 118
 119     "talloc" : [
 120                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 121                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 122                  ("make", "make", "text/plain"),
 123                  ("install", "make install", "text/plain"),
 124                  ("test", "make test", "text/plain"),
 125                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 126                  ("distcheck", "make distcheck", "text/plain"),
 127                  ("clean", "make clean", "text/plain") ],
 128
 129     "replace" : [
 130                   ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 131                   ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 132                   ("make", "make", "text/plain"),
 133                   ("install", "make install", "text/plain"),
 134                   ("test", "make test", "text/plain"),
 135                   ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 136                   ("distcheck", "make distcheck", "text/plain"),
 137                   ("clean", "make clean", "text/plain") ],
 138
 139     "tevent" : [
 140                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 141                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 142                  ("make", "make", "text/plain"),
 143                  ("install", "make install", "text/plain"),
 144                  ("test", "make test", "text/plain"),
 145                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 146                  ("distcheck", "make distcheck", "text/plain"),
 147                  ("clean", "make clean", "text/plain") ],
 148
 149     "pidl" : [
 150                ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
 151                ("configure", "perl Makefile.PL PREFIX=${PREFIX_DIR}", "text/plain"),
 152                ("touch", "touch *.yp", "text/plain"),
 153                ("make", "make", "text/plain"),
 154                ("test", "make test", "text/plain"),
 155                ("install", "make install", "text/plain"),
 156                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
 157                ("clean", "make clean", "text/plain") ],
 158
 159     # these are useful for debugging autobuild
 160     'pass' : [ ("pass", 'echo passing && /bin/true', "text/plain") ],
 161     'fail' : [ ("fail", 'echo failing && /bin/false', "text/plain") ]
 162 }
 163
 164 def run_cmd(cmd, dir=".", show=None, output=False, checkfail=True):
 165     if show is None:
 166         show = options.verbose
 167     if show:
 168         print("Running: '%s' in '%s'" % (cmd, dir))
 169     if output:
 170         return Popen([cmd], shell=True, stdout=PIPE, cwd=dir).communicate()[0]
 171     elif checkfail:
 172         return check_call(cmd, shell=True, cwd=dir)
 173     else:
 174         return call(cmd, shell=True, cwd=dir)
 175
 176
 177 class builder(object):
 178     '''handle build of one directory'''
 179
 180     def __init__(self, name, sequence):
 181         self.name = name
 182         self.dir = builddirs[name]
 183
 184         self.tag = self.name.replace('/', '_')
 185         self.sequence = sequence
 186         self.next = 0
 187         self.stdout_path = "%s/%s.stdout" % (gitroot, self.tag)
 188         self.stderr_path = "%s/%s.stderr" % (gitroot, self.tag)
 189         if options.verbose:
 190             print("stdout for %s in %s" % (self.name, self.stdout_path))
 191             print("stderr for %s in %s" % (self.name, self.stderr_path))
 192         run_cmd("rm -f %s %s" % (self.stdout_path, self.stderr_path))
 193         self.stdout = open(self.stdout_path, 'w')
 194         self.stderr = open(self.stderr_path, 'w')
 195         self.stdin  = open("/dev/null", 'r')
 196         self.sdir = "%s/%s" % (testbase, self.tag)
 197         self.prefix = "%s/prefix/%s" % (testbase, self.tag)
 198         run_cmd("rm -rf %s" % self.sdir)
 199         cleanup_list.append(self.sdir)
 200         cleanup_list.append(self.prefix)
 201         os.makedirs(self.sdir)
 202         run_cmd("rm -rf %s" % self.sdir)
 203         run_cmd("git clone --shared %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 204         self.start_next()
 205
 206     def start_next(self):
 207         if self.next == len(self.sequence):
 208             print '%s: Completed OK' % self.name
 209             self.done = True
 210             return
 211         (self.stage, self.cmd, self.output_mime_type) = self.sequence[self.next]
 212         self.cmd = self.cmd.replace("${PYTHON_PREFIX}", get_python_lib(standard_lib=1, prefix=self.prefix))
 213         self.cmd = self.cmd.replace("${PREFIX}", "--prefix=%s" % self.prefix)
 214         self.cmd = self.cmd.replace("${PREFIX_DIR}", "%s" % self.prefix)
 215 #        if self.output_mime_type == "text/x-subunit":
 216 #            self.cmd += " | %s --immediate" % (os.path.join(os.path.dirname(__file__), "selftest/format-subunit"))
 217         print '%s: [%s] Running %s' % (self.name, self.stage, self.cmd)
 218         cwd = os.getcwd()
 219         os.chdir("%s/%s" % (self.sdir, self.dir))
 220         self.proc = Popen(self.cmd, shell=True,
 221                           stdout=self.stdout, stderr=self.stderr, stdin=self.stdin)
 222         os.chdir(cwd)
 223         self.next += 1
 224
 225
 226 class buildlist(object):
 227     '''handle build of multiple directories'''
 228
 229     def __init__(self, tasklist, tasknames, rebase_url, rebase_branch="master"):
 230         global tasks
 231         self.tlist = []
 232         self.tail_proc = None
 233         self.retry = None
 234         if tasknames == []:
 235             tasknames = defaulttasks
 236         for n in tasknames:
 237             b = builder(n, tasks[n])
 238             self.tlist.append(b)
 239         if options.retry:
 240             rebase_remote = "rebaseon"
 241             retry_task = [ ("retry",
 242                             '''set -e
 243                             git remote add -t %s %s %s
 244                             git fetch %s
 245                             while :; do
 246                               sleep 60
 247                               git describe %s/%s > old_remote_branch.desc
 248                               git fetch %s
 249                               git describe %s/%s > remote_branch.desc
 250                               diff old_remote_branch.desc remote_branch.desc
 251                             done
 252                            ''' % (
 253                                rebase_branch, rebase_remote, rebase_url,
 254                                rebase_remote,
 255                                rebase_remote, rebase_branch,
 256                                rebase_remote,
 257                                rebase_remote, rebase_branch
 258                            ),
 259                            "test/plain" ) ]
 260
 261             self.retry = builder('retry', retry_task)
 262             self.need_retry = False
 263
 264     def kill_kids(self):
 265         if self.tail_proc is not None:
 266             self.tail_proc.terminate()
 267             self.tail_proc.wait()
 268             self.tail_proc = None
 269         if self.retry is not None:
 270             self.retry.proc.terminate()
 271             self.retry.proc.wait()
 272             self.retry = None
 273         for b in self.tlist:
 274             if b.proc is not None:
 275                 run_cmd("killbysubdir %s > /dev/null 2>&1" % b.sdir, checkfail=False)
 276                 b.proc.terminate()
 277                 b.proc.wait()
 278                 b.proc = None
 279
 280     def wait_one(self):
 281         while True:
 282             none_running = True
 283             for b in self.tlist:
 284                 if b.proc is None:
 285                     continue
 286                 none_running = False
 287                 b.status = b.proc.poll()
 288                 if b.status is None:
 289                     continue
 290                 b.proc = None
 291                 return b
 292             if options.retry:
 293                 ret = self.retry.proc.poll()
 294                 if ret is not None:
 295                     self.need_retry = True
 296                     self.retry = None
 297                     return None
 298             if none_running:
 299                 return None
 300             time.sleep(0.1)
 301
 302     def run(self):
 303         while True:
 304             b = self.wait_one()
 305             if options.retry and self.need_retry:
 306                 self.kill_kids()
 307                 print("retry needed")
 308                 return (0, None, None, None, "retry")
 309             if b is None:
 310                 break
 311             if os.WIFSIGNALED(b.status) or os.WEXITSTATUS(b.status) != 0:
 312                 self.kill_kids()
 313                 return (b.status, b.name, b.stage, b.tag, "%s: [%s] failed '%s' with status %d" % (b.name, b.stage, b.cmd, b.status))
 314             b.start_next()
 315         self.kill_kids()
 316         return (0, None, None, None, "All OK")
 317
 318     def tarlogs(self, fname):
 319         tar = tarfile.open(fname, "w:gz")
 320         for b in self.tlist:
 321             tar.add(b.stdout_path, arcname="%s.stdout" % b.tag)
 322             tar.add(b.stderr_path, arcname="%s.stderr" % b.tag)
 323         if os.path.exists("autobuild.log"):
 324             tar.add("autobuild.log")
 325         tar.close()
 326
 327     def remove_logs(self):
 328         for b in self.tlist:
 329             os.unlink(b.stdout_path)
 330             os.unlink(b.stderr_path)
 331
 332     def start_tail(self):
 333         cwd = os.getcwd()
 334         cmd = "tail -f *.stdout *.stderr"
 335         os.chdir(gitroot)
 336         self.tail_proc = Popen(cmd, shell=True)
 337         os.chdir(cwd)
 338
 339
 340 def cleanup():
 341     if options.nocleanup:
 342         return
 343     print("Cleaning up ....")
 344     for d in cleanup_list:
 345         run_cmd("rm -rf %s" % d)
 346
 347
 348 def find_git_root():
 349     '''get to the top of the git repo'''
 350     p=os.getcwd()
 351     while p != '/':
 352         if os.path.isdir(os.path.join(p, ".git")):
 353             return p
 354         p = os.path.abspath(os.path.join(p, '..'))
 355     return None
 356
 357
 358 def daemonize(logfile):
 359     pid = os.fork()
 360     if pid == 0: # Parent
 361         os.setsid()
 362         pid = os.fork()
 363         if pid != 0: # Actual daemon
 364             os._exit(0)
 365     else: # Grandparent
 366         os._exit(0)
 367
 368     import resource      # Resource usage information.
 369     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
 370     if maxfd == resource.RLIM_INFINITY:
 371         maxfd = 1024 # Rough guess at maximum number of open file descriptors.
 372     for fd in range(0, maxfd):
 373         try:
 374             os.close(fd)
 375         except OSError:
 376             pass
 377     os.open(logfile, os.O_RDWR | os.O_CREAT)
 378     os.dup2(0, 1)
 379     os.dup2(0, 2)
 380
 381 def write_pidfile(fname):
 382     '''write a pid file, cleanup on exit'''
 383     f = open(fname, mode='w')
 384     f.write("%u\n" % os.getpid())
 385     f.close()
 386
 387
 388 def rebase_tree(rebase_url, rebase_branch = "master"):
 389     rebase_remote = "rebaseon"
 390     print("Rebasing on %s" % rebase_url)
 391     run_cmd("git describe HEAD", show=True, dir=test_master)
 392     run_cmd("git remote add -t %s %s %s" %
 393             (rebase_branch, rebase_remote, rebase_url),
 394             show=True, dir=test_master)
 395     run_cmd("git fetch %s" % rebase_remote, show=True, dir=test_master)
 396     if options.fix_whitespace:
 397         run_cmd("git rebase --whitespace=fix %s/%s" %
 398                 (rebase_remote, rebase_branch),
 399                 show=True, dir=test_master)
 400     else:
 401         run_cmd("git rebase %s/%s" %
 402                 (rebase_remote, rebase_branch),
 403                 show=True, dir=test_master)
 404     diff = run_cmd("git --no-pager diff HEAD %s/%s" %
 405                    (rebase_remote, rebase_branch),
 406                    dir=test_master, output=True)
 407     if diff == '':
 408         print("No differences between HEAD and %s/%s - exiting" %
 409               (rebase_remote, rebase_branch))
 410         sys.exit(0)
 411     run_cmd("git describe %s/%s" %
 412             (rebase_remote, rebase_branch),
 413             show=True, dir=test_master)
 414     run_cmd("git describe HEAD", show=True, dir=test_master)
 415     run_cmd("git --no-pager diff --stat HEAD %s/%s" %
 416             (rebase_remote, rebase_branch),
 417             show=True, dir=test_master)
 418
 419 def push_to(push_url, push_branch = "master"):
 420     push_remote = "pushto"
 421     print("Pushing to %s" % push_url)
 422     if options.mark:
 423         run_cmd("git config --replace-all core.editor script/commit_mark.sh", dir=test_master)
 424         run_cmd("git commit --amend -c HEAD", dir=test_master)
 425         # the notes method doesn't work yet, as metze hasn't allowed refs/notes/* in master
 426         # run_cmd("EDITOR=script/commit_mark.sh git notes edit HEAD", dir=test_master)
 427     run_cmd("git remote add -t %s %s %s" %
 428             (push_branch, push_remote, push_url),
 429             show=True, dir=test_master)
 430     run_cmd("git push %s +HEAD:%s" %
 431             (push_remote, push_branch),
 432             show=True, dir=test_master)
 433
 434 def_testbase = os.getenv("AUTOBUILD_TESTBASE", "/memdisk/%s" % os.getenv('USER'))
 435
 436 gitroot = find_git_root()
 437 if gitroot is None:
 438     raise Exception("Failed to find git root")
 439
 440 parser = OptionParser()
 441 parser.add_option("", "--tail", help="show output while running", default=False, action="store_true")
 442 parser.add_option("", "--keeplogs", help="keep logs", default=False, action="store_true")
 443 parser.add_option("", "--nocleanup", help="don't remove test tree", default=False, action="store_true")
 444 parser.add_option("", "--testbase", help="base directory to run tests in (default %s)" % def_testbase,
 445                   default=def_testbase)
 446 parser.add_option("", "--passcmd", help="command to run on success", default=None)
 447 parser.add_option("", "--verbose", help="show all commands as they are run",
 448                   default=False, action="store_true")
 449 parser.add_option("", "--rebase", help="rebase on the given tree before testing",
 450                   default=None, type='str')
 451 parser.add_option("", "--pushto", help="push to a git url on success",
 452                   default=None, type='str')
 453 parser.add_option("", "--mark", help="add a Tested-By signoff before pushing",
 454                   default=False, action="store_true")
 455 parser.add_option("", "--fix-whitespace", help="fix whitespace on rebase",
 456                   default=False, action="store_true")
 457 parser.add_option("", "--retry", help="automatically retry if master changes",
 458                   default=False, action="store_true")
 459 parser.add_option("", "--email", help="send email to the given address on failure",
 460                   type='str', default=None)
 461 parser.add_option("", "--always-email", help="always send email, even on success",
 462                   action="store_true")
 463 parser.add_option("", "--daemon", help="daemonize after initial setup",
 464                   action="store_true")
 465 parser.add_option("", "--branch", help="the branch to work on (default=master)",
 466                   default="master", type='str')
 467 parser.add_option("", "--log-base", help="location where the logs can be found (default=cwd)",
 468                   default=gitroot, type='str')
 469
 470 def email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=None):
 471     '''send an email to options.email about the failure'''
 472     user = os.getenv("USER")
 473     if log_base is None:
 474         log_base = gitroot
 475     text = '''
 476 Dear Developer,
 477
 478 Your autobuild failed when trying to test %s with the following error:
 479    %s
 480
 481 the autobuild has been abandoned. Please fix the error and resubmit.
 482
 483 A summary of the autobuild process is here:
 484
 485   %s/autobuild.log
 486 ''' % (failed_task, errstr, log_base)
 487
 488     if failed_task != 'rebase':
 489         text += '''
 490 You can see logs of the failed task here:
 491
 492   %s/%s.stdout
 493   %s/%s.stderr
 494
 495 or you can get full logs of all tasks in this job here:
 496
 497   %s/logs.tar.gz
 498
 499 The top commit for the tree that was built was:
 500
 501 %s
 502
 503 ''' % (log_base, failed_tag, log_base, failed_tag, log_base, top_commit_msg)
 504     msg = MIMEText(text)
 505     msg['Subject'] = 'autobuild failure for task %s during %s' % (failed_task, failed_stage)
 506     msg['From'] = 'autobuild@samba.org'
 507     msg['To'] = options.email
 508
 509     s = smtplib.SMTP()
 510     s.connect()
 511     s.sendmail(msg['From'], [msg['To']], msg.as_string())
 512     s.quit()
 513
 514 def email_success(log_base=None):
 515     '''send an email to options.email about a successful build'''
 516     user = os.getenv("USER")
 517     if log_base is None:
 518         log_base = gitroot
 519     text = '''
 520 Dear Developer,
 521
 522 Your autobuild has succeeded.
 523
 524 '''
 525
 526     if options.keeplogs:
 527         text += '''
 528
 529 you can get full logs of all tasks in this job here:
 530
 531   %s/logs.tar.gz
 532
 533 ''' % log_base
 534
 535     text += '''
 536 The top commit for the tree that was built was:
 537
 538 %s
 539 ''' % top_commit_msg
 540
 541     msg = MIMEText(text)
 542     msg['Subject'] = 'autobuild success'
 543     msg['From'] = 'autobuild@samba.org'
 544     msg['To'] = options.email
 545
 546     s = smtplib.SMTP()
 547     s.connect()
 548     s.sendmail(msg['From'], [msg['To']], msg.as_string())
 549     s.quit()
 550
 551
 552 (options, args) = parser.parse_args()
 553
 554 if options.retry:
 555     if options.rebase is None:
 556         raise Exception('You can only use --retry if you also rebase')
 557
 558 testbase = "%s/b%u" % (options.testbase, os.getpid())
 559 test_master = "%s/master" % testbase
 560
 561 # get the top commit message, for emails
 562 top_commit_msg = run_cmd("git log -1", dir=gitroot, output=True)
 563
 564 try:
 565     os.makedirs(testbase)
 566 except Exception, reason:
 567     raise Exception("Unable to create %s : %s" % (testbase, reason))
 568 cleanup_list.append(testbase)
 569
 570 if options.daemon:
 571     logfile = os.path.join(testbase, "log")
 572     print "Forking into the background, writing progress to %s" % logfile
 573     daemonize(logfile)
 574
 575 write_pidfile(gitroot + "/autobuild.pid")
 576
 577 while True:
 578     try:
 579         run_cmd("rm -rf %s" % test_master)
 580         cleanup_list.append(test_master)
 581         run_cmd("git clone --shared %s %s" % (gitroot, test_master), show=True, dir=gitroot)
 582     except Exception:
 583         cleanup()
 584         raise
 585
 586     try:
 587         try:
 588             if options.rebase is not None:
 589                 rebase_tree(options.rebase, rebase_branch=options.branch)
 590         except Exception:
 591             cleanup_list.append(gitroot + "/autobuild.pid")
 592             cleanup()
 593             email_failure(-1, 'rebase', 'rebase', 'rebase',
 594                           'rebase on %s failed' % options.branch,
 595                           log_base=options.log_base)
 596             sys.exit(1)
 597         blist = buildlist(tasks, args, options.rebase, rebase_branch=options.branch)
 598         if options.tail:
 599             blist.start_tail()
 600         (status, failed_task, failed_stage, failed_tag, errstr) = blist.run()
 601         if status != 0 or errstr != "retry":
 602             break
 603         cleanup()
 604     except Exception:
 605         cleanup()
 606         raise
 607
 608 cleanup_list.append(gitroot + "/autobuild.pid")
 609
 610 blist.kill_kids()
 611 if options.tail:
 612     print("waiting for tail to flush")
 613     time.sleep(1)
 614
 615 if status == 0:
 616     print errstr
 617     if options.passcmd is not None:
 618         print("Running passcmd: %s" % options.passcmd)
 619         run_cmd(options.passcmd, dir=test_master)
 620     if options.pushto is not None:
 621         push_to(options.pushto, push_branch=options.branch)
 622     if options.keeplogs:
 623         blist.tarlogs("logs.tar.gz")
 624         print("Logs in logs.tar.gz")
 625     if options.always_email:
 626         email_success(log_base=options.log_base)
 627     blist.remove_logs()
 628     cleanup()
 629     print(errstr)
 630     sys.exit(0)
 631
 632 # something failed, gather a tar of the logs
 633 blist.tarlogs("logs.tar.gz")
 634
 635 if options.email is not None:
 636     email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=options.log_base)
 637
 638 cleanup()
 639 print(errstr)
 640 print("Logs in logs.tar.gz")
 641 sys.exit(status)