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 import email
  11 from email.mime.text import MIMEText
  12 from email.mime.base import MIMEBase
  13 from email.mime.application import MIMEApplication
  14 from email.mime.multipart import MIMEMultipart
  15 from distutils.sysconfig import get_python_lib
  16 import platform
  17
  18 # This speeds up testing remarkably.
  19 os.environ['TDB_NO_FSYNC'] = '1'
  20
  21 cleanup_list = []
  22
  23 builddirs = {
  24     "ctdb"    : "ctdb",
  25     "samba"  : ".",
  26     "samba-ctdb" : ".",
  27     "samba-libs"  : ".",
  28     "ldb"     : "lib/ldb",
  29     "tdb"     : "lib/tdb",
  30     "talloc"  : "lib/talloc",
  31     "replace" : "lib/replace",
  32     "tevent"  : "lib/tevent",
  33     "pidl"    : "pidl",
  34     "pass"    : ".",
  35     "fail"    : ".",
  36     "retry"   : "."
  37     }
  38
  39 defaulttasks = [ "ctdb", "samba", "samba-ctdb", "samba-libs", "ldb", "tdb", "talloc", "replace", "tevent", "pidl" ]
  40
  41 tasks = {
  42     "ctdb" : [ ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
  43                ("configure", "./configure ${PREFIX}", "text/plain"),
  44                ("make", "make all", "text/plain"),
  45                ("install", "make install", "text/plain"),
  46                ("test", "make autotest", "text/plain"),
  47                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
  48                ("clean", "make clean", "text/plain") ],
  49
  50     # We have 'test' before 'install' because, 'test' should work without 'install'
  51     "samba" : [ ("configure", "./configure.developer --picky-developer ${PREFIX} --with-selftest-prefix=./bin/ab  --with-profiling-data", "text/plain"),
  52                 ("make", "make -j", "text/plain"),
  53                 ("test", "make test FAIL_IMMEDIATELY=1", "text/plain"),
  54                 ("install", "make install", "text/plain"),
  55                 ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  56                 ("clean", "make clean", "text/plain") ],
  57
  58     "samba-ctdb" : [ ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  59
  60                      # make sure we have tdb around:
  61                      ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  62                      ("tdb-make", "cd lib/tdb && make", "text/plain"),
  63                      ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  64
  65
  66                      # build samba with cluster support (also building ctdb):
  67                      ("samba-configure", "PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=${PREFIX_DIR}/lib/pkgconfig:${PKG_CONFIG_PATH} ./configure.developer --picky-developer ${PREFIX} --with-selftest-prefix=./bin/ab --with-cluster-support --bundled-libraries=!tdb", "text/plain"),
  68                      ("samba-make", "make", "text/plain"),
  69                      ("samba-check", "./bin/smbd -b | grep CLUSTER_SUPPORT", "text/plain"),
  70                      ("samba-install", "make install", "text/plain"),
  71                      ("ctdb-check", "test -e ${PREFIX_DIR}/sbin/ctdbd", "text/plain"),
  72
  73                      # clean up:
  74                      ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  75                      ("clean", "make clean", "text/plain"),
  76                      ("ctdb-clean", "cd ./ctdb && make clean", "text/plain") ],
  77
  78     "samba-libs" : [
  79                       ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  80                       ("talloc-configure", "cd lib/talloc && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  81                       ("talloc-make", "cd lib/talloc && make", "text/plain"),
  82                       ("talloc-install", "cd lib/talloc && make install", "text/plain"),
  83
  84                       ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  85                       ("tdb-make", "cd lib/tdb && make", "text/plain"),
  86                       ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  87
  88                       ("tevent-configure", "cd lib/tevent && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  89                       ("tevent-make", "cd lib/tevent && make", "text/plain"),
  90                       ("tevent-install", "cd lib/tevent && make install", "text/plain"),
  91
  92                       ("ldb-configure", "cd lib/ldb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  93                       ("ldb-make", "cd lib/ldb && make", "text/plain"),
  94                       ("ldb-install", "cd lib/ldb && make install", "text/plain"),
  95
  96                       ("configure", "PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=!talloc,!tdb,!pytdb,!ldb,!pyldb,!tevent,!pytevent --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  97                       ("make", "make", "text/plain"),
  98                       ("install", "make install", "text/plain"),
  99                       ("dist", "make dist", "text/plain")],
 100
 101     "ldb" : [
 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     "tdb" : [
 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                ("checkout-yapp-generated", "git checkout lib/Parse/Pidl/IDL.pm lib/Parse/Pidl/Expr.pm", "text/plain"),
 159                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
 160                ("clean", "make clean", "text/plain") ],
 161
 162     # these are useful for debugging autobuild
 163     'pass' : [ ("pass", 'echo passing && /bin/true', "text/plain") ],
 164     'fail' : [ ("fail", 'echo failing && /bin/false', "text/plain") ]
 165 }
 166
 167 def run_cmd(cmd, dir=".", show=None, output=False, checkfail=True):
 168     if show is None:
 169         show = options.verbose
 170     if show:
 171         print("Running: '%s' in '%s'" % (cmd, dir))
 172     if output:
 173         return Popen([cmd], shell=True, stdout=PIPE, cwd=dir).communicate()[0]
 174     elif checkfail:
 175         return check_call(cmd, shell=True, cwd=dir)
 176     else:
 177         return call(cmd, shell=True, cwd=dir)
 178
 179
 180 class builder(object):
 181     '''handle build of one directory'''
 182
 183     def __init__(self, name, sequence):
 184         self.name = name
 185         self.dir = builddirs[name]
 186
 187         self.tag = self.name.replace('/', '_')
 188         self.sequence = sequence
 189         self.next = 0
 190         self.stdout_path = "%s/%s.stdout" % (gitroot, self.tag)
 191         self.stderr_path = "%s/%s.stderr" % (gitroot, self.tag)
 192         if options.verbose:
 193             print("stdout for %s in %s" % (self.name, self.stdout_path))
 194             print("stderr for %s in %s" % (self.name, self.stderr_path))
 195         run_cmd("rm -f %s %s" % (self.stdout_path, self.stderr_path))
 196         self.stdout = open(self.stdout_path, 'w')
 197         self.stderr = open(self.stderr_path, 'w')
 198         self.stdin  = open("/dev/null", 'r')
 199         self.sdir = "%s/%s" % (testbase, self.tag)
 200         self.prefix = "%s/prefix/%s" % (testbase, self.tag)
 201         run_cmd("rm -rf %s" % self.sdir)
 202         cleanup_list.append(self.sdir)
 203         cleanup_list.append(self.prefix)
 204         os.makedirs(self.sdir)
 205         run_cmd("rm -rf %s" % self.sdir)
 206         run_cmd("git clone --recursive --shared %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 207         self.start_next()
 208
 209     def start_next(self):
 210         if self.next == len(self.sequence):
 211             print '%s: Completed OK' % self.name
 212             self.done = True
 213             return
 214         (self.stage, self.cmd, self.output_mime_type) = self.sequence[self.next]
 215         self.cmd = self.cmd.replace("${PYTHON_PREFIX}", get_python_lib(standard_lib=1, prefix=self.prefix))
 216         self.cmd = self.cmd.replace("${PREFIX}", "--prefix=%s" % self.prefix)
 217         self.cmd = self.cmd.replace("${PREFIX_DIR}", "%s" % self.prefix)
 218 #        if self.output_mime_type == "text/x-subunit":
 219 #            self.cmd += " | %s --immediate" % (os.path.join(os.path.dirname(__file__), "selftest/format-subunit"))
 220         print '%s: [%s] Running %s' % (self.name, self.stage, self.cmd)
 221         cwd = os.getcwd()
 222         os.chdir("%s/%s" % (self.sdir, self.dir))
 223         self.proc = Popen(self.cmd, shell=True,
 224                           stdout=self.stdout, stderr=self.stderr, stdin=self.stdin)
 225         os.chdir(cwd)
 226         self.next += 1
 227
 228
 229 class buildlist(object):
 230     '''handle build of multiple directories'''
 231
 232     def __init__(self, tasklist, tasknames, rebase_url, rebase_branch="master"):
 233         global tasks
 234         self.tlist = []
 235         self.tail_proc = None
 236         self.retry = None
 237         if tasknames == []:
 238             tasknames = defaulttasks
 239         else:
 240             # If we are only running one test,
 241             # do not sleep randomly to wait for it to start
 242             os.environ['AUTOBUILD_RANDOM_SLEEP_OVERRIDE'] = '1'
 243
 244         for n in tasknames:
 245             b = builder(n, tasks[n])
 246             self.tlist.append(b)
 247         if options.retry:
 248             rebase_remote = "rebaseon"
 249             retry_task = [ ("retry",
 250                             '''set -e
 251                             git remote add -t %s %s %s
 252                             git fetch %s
 253                             while :; do
 254                               sleep 60
 255                               git describe %s/%s > old_remote_branch.desc
 256                               git fetch %s
 257                               git describe %s/%s > remote_branch.desc
 258                               diff old_remote_branch.desc remote_branch.desc
 259                             done
 260                            ''' % (
 261                                rebase_branch, rebase_remote, rebase_url,
 262                                rebase_remote,
 263                                rebase_remote, rebase_branch,
 264                                rebase_remote,
 265                                rebase_remote, rebase_branch
 266                            ),
 267                            "test/plain" ) ]
 268
 269             self.retry = builder('retry', retry_task)
 270             self.need_retry = False
 271
 272     def kill_kids(self):
 273         if self.tail_proc is not None:
 274             self.tail_proc.terminate()
 275             self.tail_proc.wait()
 276             self.tail_proc = None
 277         if self.retry is not None:
 278             self.retry.proc.terminate()
 279             self.retry.proc.wait()
 280             self.retry = None
 281         for b in self.tlist:
 282             if b.proc is not None:
 283                 run_cmd("killbysubdir %s > /dev/null 2>&1" % b.sdir, checkfail=False)
 284                 b.proc.terminate()
 285                 b.proc.wait()
 286                 b.proc = None
 287
 288     def wait_one(self):
 289         while True:
 290             none_running = True
 291             for b in self.tlist:
 292                 if b.proc is None:
 293                     continue
 294                 none_running = False
 295                 b.status = b.proc.poll()
 296                 if b.status is None:
 297                     continue
 298                 b.proc = None
 299                 return b
 300             if options.retry:
 301                 ret = self.retry.proc.poll()
 302                 if ret is not None:
 303                     self.need_retry = True
 304                     self.retry = None
 305                     return None
 306             if none_running:
 307                 return None
 308             time.sleep(0.1)
 309
 310     def run(self):
 311         while True:
 312             b = self.wait_one()
 313             if options.retry and self.need_retry:
 314                 self.kill_kids()
 315                 print("retry needed")
 316                 return (0, None, None, None, "retry")
 317             if b is None:
 318                 break
 319             if os.WIFSIGNALED(b.status) or os.WEXITSTATUS(b.status) != 0:
 320                 self.kill_kids()
 321                 return (b.status, b.name, b.stage, b.tag, "%s: [%s] failed '%s' with status %d" % (b.name, b.stage, b.cmd, b.status))
 322             b.start_next()
 323         self.kill_kids()
 324         return (0, None, None, None, "All OK")
 325
 326     def tarlogs(self, fname):
 327         tar = tarfile.open(fname, "w:gz")
 328         for b in self.tlist:
 329             tar.add(b.stdout_path, arcname="%s.stdout" % b.tag)
 330             tar.add(b.stderr_path, arcname="%s.stderr" % b.tag)
 331         if os.path.exists("autobuild.log"):
 332             tar.add("autobuild.log")
 333         tar.close()
 334
 335     def remove_logs(self):
 336         for b in self.tlist:
 337             os.unlink(b.stdout_path)
 338             os.unlink(b.stderr_path)
 339
 340     def start_tail(self):
 341         cwd = os.getcwd()
 342         cmd = "tail -f *.stdout *.stderr"
 343         os.chdir(gitroot)
 344         self.tail_proc = Popen(cmd, shell=True)
 345         os.chdir(cwd)
 346
 347
 348 def cleanup():
 349     if options.nocleanup:
 350         return
 351     print("Cleaning up ....")
 352     for d in cleanup_list:
 353         run_cmd("rm -rf %s" % d)
 354
 355
 356 def find_git_root():
 357     '''get to the top of the git repo'''
 358     p=os.getcwd()
 359     while p != '/':
 360         if os.path.isdir(os.path.join(p, ".git")):
 361             return p
 362         p = os.path.abspath(os.path.join(p, '..'))
 363     return None
 364
 365
 366 def daemonize(logfile):
 367     pid = os.fork()
 368     if pid == 0: # Parent
 369         os.setsid()
 370         pid = os.fork()
 371         if pid != 0: # Actual daemon
 372             os._exit(0)
 373     else: # Grandparent
 374         os._exit(0)
 375
 376     import resource      # Resource usage information.
 377     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
 378     if maxfd == resource.RLIM_INFINITY:
 379         maxfd = 1024 # Rough guess at maximum number of open file descriptors.
 380     for fd in range(0, maxfd):
 381         try:
 382             os.close(fd)
 383         except OSError:
 384             pass
 385     os.open(logfile, os.O_RDWR | os.O_CREAT)
 386     os.dup2(0, 1)
 387     os.dup2(0, 2)
 388
 389 def write_pidfile(fname):
 390     '''write a pid file, cleanup on exit'''
 391     f = open(fname, mode='w')
 392     f.write("%u\n" % os.getpid())
 393     f.close()
 394
 395
 396 def rebase_tree(rebase_url, rebase_branch = "master"):
 397     rebase_remote = "rebaseon"
 398     print("Rebasing on %s" % rebase_url)
 399     run_cmd("git describe HEAD", show=True, dir=test_master)
 400     run_cmd("git remote add -t %s %s %s" %
 401             (rebase_branch, rebase_remote, rebase_url),
 402             show=True, dir=test_master)
 403     run_cmd("git fetch %s" % rebase_remote, show=True, dir=test_master)
 404     if options.fix_whitespace:
 405         run_cmd("git rebase --force-rebase --whitespace=fix %s/%s" %
 406                 (rebase_remote, rebase_branch),
 407                 show=True, dir=test_master)
 408     else:
 409         run_cmd("git rebase --force-rebase %s/%s" %
 410                 (rebase_remote, rebase_branch),
 411                 show=True, dir=test_master)
 412     diff = run_cmd("git --no-pager diff HEAD %s/%s" %
 413                    (rebase_remote, rebase_branch),
 414                    dir=test_master, output=True)
 415     if diff == '':
 416         print("No differences between HEAD and %s/%s - exiting" %
 417               (rebase_remote, rebase_branch))
 418         sys.exit(0)
 419     run_cmd("git describe %s/%s" %
 420             (rebase_remote, rebase_branch),
 421             show=True, dir=test_master)
 422     run_cmd("git describe HEAD", show=True, dir=test_master)
 423     run_cmd("git --no-pager diff --stat HEAD %s/%s" %
 424             (rebase_remote, rebase_branch),
 425             show=True, dir=test_master)
 426
 427 def push_to(push_url, push_branch = "master"):
 428     push_remote = "pushto"
 429     print("Pushing to %s" % push_url)
 430     if options.mark:
 431         run_cmd("git config --replace-all core.editor script/commit_mark.sh", dir=test_master)
 432         run_cmd("git commit --amend -c HEAD", dir=test_master)
 433         # the notes method doesn't work yet, as metze hasn't allowed refs/notes/* in master
 434         # run_cmd("EDITOR=script/commit_mark.sh git notes edit HEAD", dir=test_master)
 435     run_cmd("git remote add -t %s %s %s" %
 436             (push_branch, push_remote, push_url),
 437             show=True, dir=test_master)
 438     run_cmd("git push %s +HEAD:%s" %
 439             (push_remote, push_branch),
 440             show=True, dir=test_master)
 441
 442 def_testbase = os.getenv("AUTOBUILD_TESTBASE", "/memdisk/%s" % os.getenv('USER'))
 443
 444 gitroot = find_git_root()
 445 if gitroot is None:
 446     raise Exception("Failed to find git root")
 447
 448 parser = OptionParser()
 449 parser.add_option("", "--tail", help="show output while running", default=False, action="store_true")
 450 parser.add_option("", "--keeplogs", help="keep logs", default=False, action="store_true")
 451 parser.add_option("", "--nocleanup", help="don't remove test tree", default=False, action="store_true")
 452 parser.add_option("", "--testbase", help="base directory to run tests in (default %s)" % def_testbase,
 453                   default=def_testbase)
 454 parser.add_option("", "--passcmd", help="command to run on success", default=None)
 455 parser.add_option("", "--verbose", help="show all commands as they are run",
 456                   default=False, action="store_true")
 457 parser.add_option("", "--rebase", help="rebase on the given tree before testing",
 458                   default=None, type='str')
 459 parser.add_option("", "--pushto", help="push to a git url on success",
 460                   default=None, type='str')
 461 parser.add_option("", "--mark", help="add a Tested-By signoff before pushing",
 462                   default=False, action="store_true")
 463 parser.add_option("", "--fix-whitespace", help="fix whitespace on rebase",
 464                   default=False, action="store_true")
 465 parser.add_option("", "--retry", help="automatically retry if master changes",
 466                   default=False, action="store_true")
 467 parser.add_option("", "--email", help="send email to the given address on failure",
 468                   type='str', default=None)
 469 parser.add_option("", "--email-from", help="send email from the given address",
 470                   type='str', default="autobuild@samba.org")
 471 parser.add_option("", "--email-server", help="send email via the given server",
 472                   type='str', default='localhost')
 473 parser.add_option("", "--always-email", help="always send email, even on success",
 474                   action="store_true")
 475 parser.add_option("", "--daemon", help="daemonize after initial setup",
 476                   action="store_true")
 477 parser.add_option("", "--branch", help="the branch to work on (default=master)",
 478                   default="master", type='str')
 479 parser.add_option("", "--log-base", help="location where the logs can be found (default=cwd)",
 480                   default=gitroot, type='str')
 481 parser.add_option("", "--attach-logs", help="Attach logs to mails sent on success/failure?",
 482                   default=False, action="store_true")
 483
 484 def send_email(subject, text, log_tar):
 485     outer = MIMEMultipart()
 486     outer['Subject'] = subject
 487     outer['To'] = options.email
 488     outer['From'] = options.email_from
 489     outer['Date'] = email.utils.formatdate(localtime = True)
 490     outer.preamble = 'Autobuild mails are now in MIME because we optionally attach the logs.\n'
 491     outer.attach(MIMEText(text, 'plain'))
 492     if options.attach_logs:
 493         fp = open(log_tar, 'rb')
 494         msg = MIMEApplication(fp.read(), 'gzip', email.encoders.encode_base64)
 495         fp.close()
 496         # Set the filename parameter
 497         msg.add_header('Content-Disposition', 'attachment', filename=os.path.basename(log_tar))
 498         outer.attach(msg)
 499     content = outer.as_string()
 500     s = smtplib.SMTP(options.email_server)
 501     s.sendmail(options.email_from, [options.email], content)
 502     s.set_debuglevel(1)
 503     s.quit()
 504
 505 def email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=None):
 506     '''send an email to options.email about the failure'''
 507     user = os.getenv("USER")
 508     if log_base is None:
 509         log_base = gitroot
 510     text = '''
 511 Dear Developer,
 512
 513 Your autobuild on %s failed when trying to test %s with the following error:
 514    %s
 515
 516 the autobuild has been abandoned. Please fix the error and resubmit.
 517
 518 A summary of the autobuild process is here:
 519
 520   %s/autobuild.log
 521 ''' % (platform.node(), failed_task, errstr, log_base)
 522
 523     if failed_task != 'rebase':
 524         text += '''
 525 You can see logs of the failed task here:
 526
 527   %s/%s.stdout
 528   %s/%s.stderr
 529
 530 or you can get full logs of all tasks in this job here:
 531
 532   %s/logs.tar.gz
 533
 534 The top commit for the tree that was built was:
 535
 536 %s
 537
 538 ''' % (log_base, failed_tag, log_base, failed_tag, log_base, top_commit_msg)
 539
 540     logs = os.path.join(gitroot, 'logs.tar.gz')
 541     send_email('autobuild failure on %s for task %s during %s'
 542                % (platform.node(), failed_task, failed_stage),
 543                text, logs)
 544
 545 def email_success(log_base=None):
 546     '''send an email to options.email about a successful build'''
 547     user = os.getenv("USER")
 548     if log_base is None:
 549         log_base = gitroot
 550     text = '''
 551 Dear Developer,
 552
 553 Your autobuild on %s has succeeded.
 554
 555 ''' % platform.node()
 556
 557     if options.keeplogs:
 558         text += '''
 559
 560 you can get full logs of all tasks in this job here:
 561
 562   %s/logs.tar.gz
 563
 564 ''' % log_base
 565
 566     text += '''
 567 The top commit for the tree that was built was:
 568
 569 %s
 570 ''' % top_commit_msg
 571
 572     logs = os.path.join(gitroot, 'logs.tar.gz')
 573     send_email('autobuild sucess on %s ' % platform.node(),
 574                text, logs)
 575
 576
 577 (options, args) = parser.parse_args()
 578
 579 if options.retry:
 580     if options.rebase is None:
 581         raise Exception('You can only use --retry if you also rebase')
 582
 583 testbase = "%s/b%u" % (options.testbase, os.getpid())
 584 test_master = "%s/master" % testbase
 585
 586 # get the top commit message, for emails
 587 top_commit_msg = run_cmd("git log -1", dir=gitroot, output=True)
 588
 589 try:
 590     os.makedirs(testbase)
 591 except Exception, reason:
 592     raise Exception("Unable to create %s : %s" % (testbase, reason))
 593 cleanup_list.append(testbase)
 594
 595 if options.daemon:
 596     logfile = os.path.join(testbase, "log")
 597     print "Forking into the background, writing progress to %s" % logfile
 598     daemonize(logfile)
 599
 600 write_pidfile(gitroot + "/autobuild.pid")
 601
 602 while True:
 603     try:
 604         run_cmd("rm -rf %s" % test_master)
 605         cleanup_list.append(test_master)
 606         run_cmd("git clone --recursive --shared %s %s" % (gitroot, test_master), show=True, dir=gitroot)
 607     except Exception:
 608         cleanup()
 609         raise
 610
 611     try:
 612         try:
 613             if options.rebase is not None:
 614                 rebase_tree(options.rebase, rebase_branch=options.branch)
 615         except Exception:
 616             cleanup_list.append(gitroot + "/autobuild.pid")
 617             cleanup()
 618             email_failure(-1, 'rebase', 'rebase', 'rebase',
 619                           'rebase on %s failed' % options.branch,
 620                           log_base=options.log_base)
 621             sys.exit(1)
 622         blist = buildlist(tasks, args, options.rebase, rebase_branch=options.branch)
 623         if options.tail:
 624             blist.start_tail()
 625         (status, failed_task, failed_stage, failed_tag, errstr) = blist.run()
 626         if status != 0 or errstr != "retry":
 627             break
 628         cleanup()
 629     except Exception:
 630         cleanup()
 631         raise
 632
 633 cleanup_list.append(gitroot + "/autobuild.pid")
 634
 635 blist.kill_kids()
 636 if options.tail:
 637     print("waiting for tail to flush")
 638     time.sleep(1)
 639
 640 if status == 0:
 641     print errstr
 642     if options.passcmd is not None:
 643         print("Running passcmd: %s" % options.passcmd)
 644         run_cmd(options.passcmd, dir=test_master)
 645     if options.pushto is not None:
 646         push_to(options.pushto, push_branch=options.branch)
 647     if options.keeplogs or options.attach_logs:
 648         blist.tarlogs("logs.tar.gz")
 649         print("Logs in logs.tar.gz")
 650     if options.always_email:
 651         email_success(log_base=options.log_base)
 652     blist.remove_logs()
 653     cleanup()
 654     print(errstr)
 655     sys.exit(0)
 656
 657 # something failed, gather a tar of the logs
 658 blist.tarlogs("logs.tar.gz")
 659
 660 if options.email is not None:
 661     email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=options.log_base)
 662
 663 cleanup()
 664 print(errstr)
 665 print("Logs in logs.tar.gz")
 666 sys.exit(status)