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     "samba3"  : "source3",
  20     "samba3-ctdb" : "source3",
  21     "samba"  : ".",
  22     "samba-ctdb" : ".",
  23     "samba-libs"  : ".",
  24     "ldb"     : "lib/ldb",
  25     "tdb"     : "lib/tdb",
  26     "ntdb"    : "lib/ntdb",
  27     "talloc"  : "lib/talloc",
  28     "replace" : "lib/replace",
  29     "tevent"  : "lib/tevent",
  30     "pidl"    : "pidl",
  31     "pass"    : ".",
  32     "fail"    : ".",
  33     "retry"   : "."
  34     }
  35
  36 defaulttasks = [ "samba", "samba-ctdb", "samba-libs", "ldb", "tdb", "ntdb", "talloc", "replace", "tevent", "pidl" ]
  37
  38 tasks = {
  39     # We have 'test' before 'install' because, 'test' should work without 'install'
  40     "samba" : [ ("configure", "./configure.developer ${PREFIX} --with-selftest-prefix=./bin/ab", "text/plain"),
  41                 ("make", "make -j", "text/plain"),
  42                 ("test", "make test FAIL_IMMEDIATELY=1", "text/plain"),
  43                 ("install", "make install", "text/plain"),
  44                 ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  45                 ("clean", "make clean", "text/plain") ],
  46
  47     "samba-ctdb" : [ ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  48
  49                      # make sure we have tdb around:
  50                      ("tdb-configure", "cd lib/tdb && PYTHONPATH=${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"),
  51                      ("tdb-make", "cd lib/tdb && make", "text/plain"),
  52                      ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  53
  54                      # install the ctdb headers under the prefix:
  55                      ("ctdb-header-install", "cp ./ctdb/include/* ${PREFIX_DIR}/include", "text/plain"),
  56                      ("ctdb-header-ls", "ls ${PREFIX_DIR}/include/ctdb.h", "text/plain"),
  57
  58                      ("configure", "PYTHONPATH=${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"),
  59                      ("make", "make", "text/plain"),
  60                      ("check", "./bin/smbd -b | grep CLUSTER_SUPPORT", "text/plain"),
  61                      ("install", "make install", "text/plain"),
  62                      ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  63                      ("clean", "make clean", "text/plain") ],
  64
  65     "samba-libs" : [
  66                       ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  67                       ("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 ${PREFIX}", "text/plain"),
  68                       ("talloc-make", "cd lib/talloc && make", "text/plain"),
  69                       ("talloc-install", "cd lib/talloc && make install", "text/plain"),
  70
  71                       ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  72                       ("tdb-make", "cd lib/tdb && make", "text/plain"),
  73                       ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  74
  75                       ("ntdb-configure", "cd lib/ntdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  76                       ("ntdb-make", "cd lib/ntdb && make", "text/plain"),
  77                       ("ntdb-install", "cd lib/ntdb && make install", "text/plain"),
  78
  79                       ("tevent-configure", "cd lib/tevent && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  80                       ("tevent-make", "cd lib/tevent && make", "text/plain"),
  81                       ("tevent-install", "cd lib/tevent && make install", "text/plain"),
  82
  83                       ("ldb-configure", "cd lib/ldb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  84                       ("ldb-make", "cd lib/ldb && make", "text/plain"),
  85                       ("ldb-install", "cd lib/ldb && make install", "text/plain"),
  86
  87                       ("configure", "PYTHONPATH=${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"),
  88                       ("make", "make", "text/plain"),
  89                       ("install", "make install", "text/plain")],
  90
  91     "ldb" : [
  92               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
  93               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
  94               ("make", "make", "text/plain"),
  95               ("install", "make install", "text/plain"),
  96               ("test", "make test", "text/plain"),
  97               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
  98               ("distcheck", "make distcheck", "text/plain"),
  99               ("clean", "make clean", "text/plain") ],
 100
 101     "tdb" : [
 102               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 103               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 104               ("make", "make", "text/plain"),
 105               ("install", "make install", "text/plain"),
 106               ("test", "make test", "text/plain"),
 107               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 108               ("distcheck", "make distcheck", "text/plain"),
 109               ("clean", "make clean", "text/plain") ],
 110
 111     "ntdb" : [
 112                ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 113                ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 114                ("make", "make", "text/plain"),
 115                ("install", "make install", "text/plain"),
 116                ("test", "make test", "text/plain"),
 117                ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 118                ("distcheck", "make distcheck", "text/plain"),
 119                ("clean", "make clean", "text/plain") ],
 120
 121     "talloc" : [
 122                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 123                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 124                  ("make", "make", "text/plain"),
 125                  ("install", "make install", "text/plain"),
 126                  ("test", "make test", "text/plain"),
 127                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 128                  ("distcheck", "make distcheck", "text/plain"),
 129                  ("clean", "make clean", "text/plain") ],
 130
 131     "replace" : [
 132                   ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 133                   ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 134                   ("make", "make", "text/plain"),
 135                   ("install", "make install", "text/plain"),
 136                   ("test", "make test", "text/plain"),
 137                   ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 138                   ("distcheck", "make distcheck", "text/plain"),
 139                   ("clean", "make clean", "text/plain") ],
 140
 141     "tevent" : [
 142                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 143                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 144                  ("make", "make", "text/plain"),
 145                  ("install", "make install", "text/plain"),
 146                  ("test", "make test", "text/plain"),
 147                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 148                  ("distcheck", "make distcheck", "text/plain"),
 149                  ("clean", "make clean", "text/plain") ],
 150
 151     "pidl" : [
 152                ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
 153                ("configure", "perl Makefile.PL PREFIX=${PREFIX_DIR}", "text/plain"),
 154                ("touch", "touch *.yp", "text/plain"),
 155                ("make", "make", "text/plain"),
 156                ("test", "make test", "text/plain"),
 157                ("install", "make install", "text/plain"),
 158                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
 159                ("clean", "make clean", "text/plain") ],
 160
 161     # these are useful for debugging autobuild
 162     'pass' : [ ("pass", 'echo passing && /bin/true', "text/plain") ],
 163     'fail' : [ ("fail", 'echo failing && /bin/false', "text/plain") ]
 164 }
 165
 166 def run_cmd(cmd, dir=".", show=None, output=False, checkfail=True):
 167     if show is None:
 168         show = options.verbose
 169     if show:
 170         print("Running: '%s' in '%s'" % (cmd, dir))
 171     if output:
 172         return Popen([cmd], shell=True, stdout=PIPE, cwd=dir).communicate()[0]
 173     elif checkfail:
 174         return check_call(cmd, shell=True, cwd=dir)
 175     else:
 176         return call(cmd, shell=True, cwd=dir)
 177
 178
 179 class builder(object):
 180     '''handle build of one directory'''
 181
 182     def __init__(self, name, sequence):
 183         self.name = name
 184         self.dir = builddirs[name]
 185
 186         self.tag = self.name.replace('/', '_')
 187         self.sequence = sequence
 188         self.next = 0
 189         self.stdout_path = "%s/%s.stdout" % (gitroot, self.tag)
 190         self.stderr_path = "%s/%s.stderr" % (gitroot, self.tag)
 191         if options.verbose:
 192             print("stdout for %s in %s" % (self.name, self.stdout_path))
 193             print("stderr for %s in %s" % (self.name, self.stderr_path))
 194         run_cmd("rm -f %s %s" % (self.stdout_path, self.stderr_path))
 195         self.stdout = open(self.stdout_path, 'w')
 196         self.stderr = open(self.stderr_path, 'w')
 197         self.stdin  = open("/dev/null", 'r')
 198         self.sdir = "%s/%s" % (testbase, self.tag)
 199         self.prefix = "%s/prefix/%s" % (testbase, self.tag)
 200         run_cmd("rm -rf %s" % self.sdir)
 201         cleanup_list.append(self.sdir)
 202         cleanup_list.append(self.prefix)
 203         os.makedirs(self.sdir)
 204         run_cmd("rm -rf %s" % self.sdir)
 205         run_cmd("git clone --shared %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 206         self.start_next()
 207
 208     def start_next(self):
 209         if self.next == len(self.sequence):
 210             print '%s: Completed OK' % self.name
 211             self.done = True
 212             return
 213         (self.stage, self.cmd, self.output_mime_type) = self.sequence[self.next]
 214         self.cmd = self.cmd.replace("${PYTHON_PREFIX}", get_python_lib(standard_lib=1, prefix=self.prefix))
 215         self.cmd = self.cmd.replace("${PREFIX}", "--prefix=%s" % self.prefix)
 216         self.cmd = self.cmd.replace("${PREFIX_DIR}", "%s" % self.prefix)
 217 #        if self.output_mime_type == "text/x-subunit":
 218 #            self.cmd += " | %s --immediate" % (os.path.join(os.path.dirname(__file__), "selftest/format-subunit"))
 219         print '%s: [%s] Running %s' % (self.name, self.stage, self.cmd)
 220         cwd = os.getcwd()
 221         os.chdir("%s/%s" % (self.sdir, self.dir))
 222         self.proc = Popen(self.cmd, shell=True,
 223                           stdout=self.stdout, stderr=self.stderr, stdin=self.stdin)
 224         os.chdir(cwd)
 225         self.next += 1
 226
 227
 228 class buildlist(object):
 229     '''handle build of multiple directories'''
 230
 231     def __init__(self, tasklist, tasknames, rebase_url, rebase_branch="master"):
 232         global tasks
 233         self.tlist = []
 234         self.tail_proc = None
 235         self.retry = None
 236         if tasknames == []:
 237             tasknames = defaulttasks
 238         for n in tasknames:
 239             b = builder(n, tasks[n])
 240             self.tlist.append(b)
 241         if options.retry:
 242             rebase_remote = "rebaseon"
 243             retry_task = [ ("retry",
 244                             '''set -e
 245                             git remote add -t %s %s %s
 246                             git fetch %s
 247                             while :; do
 248                               sleep 60
 249                               git describe %s/%s > old_remote_branch.desc
 250                               git fetch %s
 251                               git describe %s/%s > remote_branch.desc
 252                               diff old_remote_branch.desc remote_branch.desc
 253                             done
 254                            ''' % (
 255                                rebase_branch, rebase_remote, rebase_url,
 256                                rebase_remote,
 257                                rebase_remote, rebase_branch,
 258                                rebase_remote,
 259                                rebase_remote, rebase_branch
 260                            ),
 261                            "test/plain" ) ]
 262
 263             self.retry = builder('retry', retry_task)
 264             self.need_retry = False
 265
 266     def kill_kids(self):
 267         if self.tail_proc is not None:
 268             self.tail_proc.terminate()
 269             self.tail_proc.wait()
 270             self.tail_proc = None
 271         if self.retry is not None:
 272             self.retry.proc.terminate()
 273             self.retry.proc.wait()
 274             self.retry = None
 275         for b in self.tlist:
 276             if b.proc is not None:
 277                 run_cmd("killbysubdir %s > /dev/null 2>&1" % b.sdir, checkfail=False)
 278                 b.proc.terminate()
 279                 b.proc.wait()
 280                 b.proc = None
 281
 282     def wait_one(self):
 283         while True:
 284             none_running = True
 285             for b in self.tlist:
 286                 if b.proc is None:
 287                     continue
 288                 none_running = False
 289                 b.status = b.proc.poll()
 290                 if b.status is None:
 291                     continue
 292                 b.proc = None
 293                 return b
 294             if options.retry:
 295                 ret = self.retry.proc.poll()
 296                 if ret is not None:
 297                     self.need_retry = True
 298                     self.retry = None
 299                     return None
 300             if none_running:
 301                 return None
 302             time.sleep(0.1)
 303
 304     def run(self):
 305         while True:
 306             b = self.wait_one()
 307             if options.retry and self.need_retry:
 308                 self.kill_kids()
 309                 print("retry needed")
 310                 return (0, None, None, None, "retry")
 311             if b is None:
 312                 break
 313             if os.WIFSIGNALED(b.status) or os.WEXITSTATUS(b.status) != 0:
 314                 self.kill_kids()
 315                 return (b.status, b.name, b.stage, b.tag, "%s: [%s] failed '%s' with status %d" % (b.name, b.stage, b.cmd, b.status))
 316             b.start_next()
 317         self.kill_kids()
 318         return (0, None, None, None, "All OK")
 319
 320     def tarlogs(self, fname):
 321         tar = tarfile.open(fname, "w:gz")
 322         for b in self.tlist:
 323             tar.add(b.stdout_path, arcname="%s.stdout" % b.tag)
 324             tar.add(b.stderr_path, arcname="%s.stderr" % b.tag)
 325         if os.path.exists("autobuild.log"):
 326             tar.add("autobuild.log")
 327         tar.close()
 328
 329     def remove_logs(self):
 330         for b in self.tlist:
 331             os.unlink(b.stdout_path)
 332             os.unlink(b.stderr_path)
 333
 334     def start_tail(self):
 335         cwd = os.getcwd()
 336         cmd = "tail -f *.stdout *.stderr"
 337         os.chdir(gitroot)
 338         self.tail_proc = Popen(cmd, shell=True)
 339         os.chdir(cwd)
 340
 341
 342 def cleanup():
 343     if options.nocleanup:
 344         return
 345     print("Cleaning up ....")
 346     for d in cleanup_list:
 347         run_cmd("rm -rf %s" % d)
 348
 349
 350 def find_git_root():
 351     '''get to the top of the git repo'''
 352     p=os.getcwd()
 353     while p != '/':
 354         if os.path.isdir(os.path.join(p, ".git")):
 355             return p
 356         p = os.path.abspath(os.path.join(p, '..'))
 357     return None
 358
 359
 360 def daemonize(logfile):
 361     pid = os.fork()
 362     if pid == 0: # Parent
 363         os.setsid()
 364         pid = os.fork()
 365         if pid != 0: # Actual daemon
 366             os._exit(0)
 367     else: # Grandparent
 368         os._exit(0)
 369
 370     import resource      # Resource usage information.
 371     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
 372     if maxfd == resource.RLIM_INFINITY:
 373         maxfd = 1024 # Rough guess at maximum number of open file descriptors.
 374     for fd in range(0, maxfd):
 375         try:
 376             os.close(fd)
 377         except OSError:
 378             pass
 379     os.open(logfile, os.O_RDWR | os.O_CREAT)
 380     os.dup2(0, 1)
 381     os.dup2(0, 2)
 382
 383 def write_pidfile(fname):
 384     '''write a pid file, cleanup on exit'''
 385     f = open(fname, mode='w')
 386     f.write("%u\n" % os.getpid())
 387     f.close()
 388
 389
 390 def rebase_tree(rebase_url, rebase_branch = "master"):
 391     rebase_remote = "rebaseon"
 392     print("Rebasing on %s" % rebase_url)
 393     run_cmd("git describe HEAD", show=True, dir=test_master)
 394     run_cmd("git remote add -t %s %s %s" %
 395             (rebase_branch, rebase_remote, rebase_url),
 396             show=True, dir=test_master)
 397     run_cmd("git fetch %s" % rebase_remote, show=True, dir=test_master)
 398     if options.fix_whitespace:
 399         run_cmd("git rebase --whitespace=fix %s/%s" %
 400                 (rebase_remote, rebase_branch),
 401                 show=True, dir=test_master)
 402     else:
 403         run_cmd("git rebase %s/%s" %
 404                 (rebase_remote, rebase_branch),
 405                 show=True, dir=test_master)
 406     diff = run_cmd("git --no-pager diff HEAD %s/%s" %
 407                    (rebase_remote, rebase_branch),
 408                    dir=test_master, output=True)
 409     if diff == '':
 410         print("No differences between HEAD and %s/%s - exiting" %
 411               (rebase_remote, rebase_branch))
 412         sys.exit(0)
 413     run_cmd("git describe %s/%s" %
 414             (rebase_remote, rebase_branch),
 415             show=True, dir=test_master)
 416     run_cmd("git describe HEAD", show=True, dir=test_master)
 417     run_cmd("git --no-pager diff --stat HEAD %s/%s" %
 418             (rebase_remote, rebase_branch),
 419             show=True, dir=test_master)
 420
 421 def push_to(push_url, push_branch = "master"):
 422     push_remote = "pushto"
 423     print("Pushing to %s" % push_url)
 424     if options.mark:
 425         run_cmd("git config --replace-all core.editor script/commit_mark.sh", dir=test_master)
 426         run_cmd("git commit --amend -c HEAD", dir=test_master)
 427         # the notes method doesn't work yet, as metze hasn't allowed refs/notes/* in master
 428         # run_cmd("EDITOR=script/commit_mark.sh git notes edit HEAD", dir=test_master)
 429     run_cmd("git remote add -t %s %s %s" %
 430             (push_branch, push_remote, push_url),
 431             show=True, dir=test_master)
 432     run_cmd("git push %s +HEAD:%s" %
 433             (push_remote, push_branch),
 434             show=True, dir=test_master)
 435
 436 def_testbase = os.getenv("AUTOBUILD_TESTBASE", "/memdisk/%s" % os.getenv('USER'))
 437
 438 gitroot = find_git_root()
 439 if gitroot is None:
 440     raise Exception("Failed to find git root")
 441
 442 parser = OptionParser()
 443 parser.add_option("", "--tail", help="show output while running", default=False, action="store_true")
 444 parser.add_option("", "--keeplogs", help="keep logs", default=False, action="store_true")
 445 parser.add_option("", "--nocleanup", help="don't remove test tree", default=False, action="store_true")
 446 parser.add_option("", "--testbase", help="base directory to run tests in (default %s)" % def_testbase,
 447                   default=def_testbase)
 448 parser.add_option("", "--passcmd", help="command to run on success", default=None)
 449 parser.add_option("", "--verbose", help="show all commands as they are run",
 450                   default=False, action="store_true")
 451 parser.add_option("", "--rebase", help="rebase on the given tree before testing",
 452                   default=None, type='str')
 453 parser.add_option("", "--pushto", help="push to a git url on success",
 454                   default=None, type='str')
 455 parser.add_option("", "--mark", help="add a Tested-By signoff before pushing",
 456                   default=False, action="store_true")
 457 parser.add_option("", "--fix-whitespace", help="fix whitespace on rebase",
 458                   default=False, action="store_true")
 459 parser.add_option("", "--retry", help="automatically retry if master changes",
 460                   default=False, action="store_true")
 461 parser.add_option("", "--email", help="send email to the given address on failure",
 462                   type='str', default=None)
 463 parser.add_option("", "--always-email", help="always send email, even on success",
 464                   action="store_true")
 465 parser.add_option("", "--daemon", help="daemonize after initial setup",
 466                   action="store_true")
 467 parser.add_option("", "--branch", help="the branch to work on (default=master)",
 468                   default="master", type='str')
 469 parser.add_option("", "--log-base", help="location where the logs can be found (default=cwd)",
 470                   default=gitroot, type='str')
 471
 472 def email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=None):
 473     '''send an email to options.email about the failure'''
 474     user = os.getenv("USER")
 475     if log_base is None:
 476         log_base = gitroot
 477     text = '''
 478 Dear Developer,
 479
 480 Your autobuild failed when trying to test %s with the following error:
 481    %s
 482
 483 the autobuild has been abandoned. Please fix the error and resubmit.
 484
 485 A summary of the autobuild process is here:
 486
 487   %s/autobuild.log
 488 ''' % (failed_task, errstr, log_base)
 489
 490     if failed_task != 'rebase':
 491         text += '''
 492 You can see logs of the failed task here:
 493
 494   %s/%s.stdout
 495   %s/%s.stderr
 496
 497 or you can get full logs of all tasks in this job here:
 498
 499   %s/logs.tar.gz
 500
 501 The top commit for the tree that was built was:
 502
 503 %s
 504
 505 ''' % (log_base, failed_tag, log_base, failed_tag, log_base, top_commit_msg)
 506     msg = MIMEText(text)
 507     msg['Subject'] = 'autobuild failure for task %s during %s' % (failed_task, failed_stage)
 508     msg['From'] = 'autobuild@samba.org'
 509     msg['To'] = options.email
 510
 511     s = smtplib.SMTP()
 512     s.connect()
 513     s.sendmail(msg['From'], [msg['To']], msg.as_string())
 514     s.quit()
 515
 516 def email_success(log_base=None):
 517     '''send an email to options.email about a successful build'''
 518     user = os.getenv("USER")
 519     if log_base is None:
 520         log_base = gitroot
 521     text = '''
 522 Dear Developer,
 523
 524 Your autobuild has succeeded.
 525
 526 '''
 527
 528     if options.keeplogs:
 529         text += '''
 530
 531 you can get full logs of all tasks in this job here:
 532
 533   %s/logs.tar.gz
 534
 535 ''' % log_base
 536
 537     text += '''
 538 The top commit for the tree that was built was:
 539
 540 %s
 541 ''' % top_commit_msg
 542
 543     msg = MIMEText(text)
 544     msg['Subject'] = 'autobuild success'
 545     msg['From'] = 'autobuild@samba.org'
 546     msg['To'] = options.email
 547
 548     s = smtplib.SMTP()
 549     s.connect()
 550     s.sendmail(msg['From'], [msg['To']], msg.as_string())
 551     s.quit()
 552
 553
 554 (options, args) = parser.parse_args()
 555
 556 if options.retry:
 557     if options.rebase is None:
 558         raise Exception('You can only use --retry if you also rebase')
 559
 560 testbase = "%s/b%u" % (options.testbase, os.getpid())
 561 test_master = "%s/master" % testbase
 562
 563 # get the top commit message, for emails
 564 top_commit_msg = run_cmd("git log -1", dir=gitroot, output=True)
 565
 566 try:
 567     os.makedirs(testbase)
 568 except Exception, reason:
 569     raise Exception("Unable to create %s : %s" % (testbase, reason))
 570 cleanup_list.append(testbase)
 571
 572 if options.daemon:
 573     logfile = os.path.join(testbase, "log")
 574     print "Forking into the background, writing progress to %s" % logfile
 575     daemonize(logfile)
 576
 577 write_pidfile(gitroot + "/autobuild.pid")
 578
 579 while True:
 580     try:
 581         run_cmd("rm -rf %s" % test_master)
 582         cleanup_list.append(test_master)
 583         run_cmd("git clone --shared %s %s" % (gitroot, test_master), show=True, dir=gitroot)
 584     except Exception:
 585         cleanup()
 586         raise
 587
 588     try:
 589         try:
 590             if options.rebase is not None:
 591                 rebase_tree(options.rebase, rebase_branch=options.branch)
 592         except Exception:
 593             cleanup_list.append(gitroot + "/autobuild.pid")
 594             cleanup()
 595             email_failure(-1, 'rebase', 'rebase', 'rebase',
 596                           'rebase on %s failed' % options.branch,
 597                           log_base=options.log_base)
 598             sys.exit(1)
 599         blist = buildlist(tasks, args, options.rebase, rebase_branch=options.branch)
 600         if options.tail:
 601             blist.start_tail()
 602         (status, failed_task, failed_stage, failed_tag, errstr) = blist.run()
 603         if status != 0 or errstr != "retry":
 604             break
 605         cleanup()
 606     except Exception:
 607         cleanup()
 608         raise
 609
 610 cleanup_list.append(gitroot + "/autobuild.pid")
 611
 612 blist.kill_kids()
 613 if options.tail:
 614     print("waiting for tail to flush")
 615     time.sleep(1)
 616
 617 if status == 0:
 618     print errstr
 619     if options.passcmd is not None:
 620         print("Running passcmd: %s" % options.passcmd)
 621         run_cmd(options.passcmd, dir=test_master)
 622     if options.pushto is not None:
 623         push_to(options.pushto, push_branch=options.branch)
 624     if options.keeplogs:
 625         blist.tarlogs("logs.tar.gz")
 626         print("Logs in logs.tar.gz")
 627     if options.always_email:
 628         email_success(log_base=options.log_base)
 629     blist.remove_logs()
 630     cleanup()
 631     print(errstr)
 632     sys.exit(0)
 633
 634 # something failed, gather a tar of the logs
 635 blist.tarlogs("logs.tar.gz")
 636
 637 if options.email is not None:
 638     email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=options.log_base)
 639
 640 cleanup()
 641 print(errstr)
 642 print("Logs in logs.tar.gz")
 643 sys.exit(status)