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     "ctdb"    : "ctdb",
  20     "samba"  : ".",
  21     "samba-ctdb" : ".",
  22     "samba-libs"  : ".",
  23     "ldb"     : "lib/ldb",
  24     "tdb"     : "lib/tdb",
  25     "ntdb"    : "lib/ntdb",
  26     "talloc"  : "lib/talloc",
  27     "replace" : "lib/replace",
  28     "tevent"  : "lib/tevent",
  29     "pidl"    : "pidl",
  30     "pass"    : ".",
  31     "fail"    : ".",
  32     "retry"   : "."
  33     }
  34
  35 defaulttasks = [ "ctdb", "samba", "samba-ctdb", "samba-libs", "ldb", "tdb", "ntdb", "talloc", "replace", "tevent", "pidl" ]
  36
  37 tasks = {
  38     "ctdb" : [ ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
  39                ("autogen", "./autogen.sh", "text/plain"),
  40                ("configure", "./configure ${PREFIX} --enable-socket-wrapper ", "text/plain"),
  41                ("make", "make all", "text/plain"),
  42                ("install", "make install", "text/plain"),
  43                ("test", "make autotest", "text/plain"),
  44                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
  45                ("clean", "make clean", "text/plain") ],
  46
  47     # We have 'test' before 'install' because, 'test' should work without 'install'
  48     "samba" : [ ("configure", "./configure.developer ${PREFIX} --with-selftest-prefix=./bin/ab", "text/plain"),
  49                 ("make", "make -j", "text/plain"),
  50                 ("test", "make test FAIL_IMMEDIATELY=1", "text/plain"),
  51                 ("install", "make install", "text/plain"),
  52                 ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  53                 ("clean", "make clean", "text/plain") ],
  54
  55     "samba-ctdb" : [ ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  56
  57                      # make sure we have tdb around:
  58                      ("tdb-configure", "cd lib/tdb && PYTHONPATH=${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"),
  59                      ("tdb-make", "cd lib/tdb && make", "text/plain"),
  60                      ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  61
  62                      # build and install ctdb:
  63                      ("ctdb-autogen", "cd ./ctdb && ./autogen.sh", "text/plain"),
  64                      ("ctdb-configure", "cd ./ctdb && ./configure ${PREFIX} --enable-socket-wrapper --with-included-tdb=no", "text/plain"),
  65                      ("ctdb-make", "cd ./ctdb && make all", "text/plain"),
  66                      ("ctdb-install", "cd ./ctdb && make install", "text/plain"),
  67                      ("ctdb-header-ls", "ls ${PREFIX_DIR}/include/ctdb.h", "text/plain"),
  68
  69                      # build samba with cluster support against this ctdb:
  70                      ("samba-configure", "PYTHONPATH=${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"),
  71                      ("samba-make", "make", "text/plain"),
  72                      ("samba-check", "./bin/smbd -b | grep CLUSTER_SUPPORT", "text/plain"),
  73                      ("samba-install", "make install", "text/plain"),
  74
  75                      # clean up:
  76                      ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  77                      ("clean", "make clean", "text/plain"),
  78                      ("ctdb-clean", "cd ./ctdb && make clean", "text/plain") ],
  79
  80     "samba-libs" : [
  81                       ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  82                       ("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 ${PREFIX}", "text/plain"),
  83                       ("talloc-make", "cd lib/talloc && make", "text/plain"),
  84                       ("talloc-install", "cd lib/talloc && make install", "text/plain"),
  85
  86                       ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  87                       ("tdb-make", "cd lib/tdb && make", "text/plain"),
  88                       ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  89
  90                       ("ntdb-configure", "cd lib/ntdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  91                       ("ntdb-make", "cd lib/ntdb && make", "text/plain"),
  92                       ("ntdb-install", "cd lib/ntdb && make install", "text/plain"),
  93
  94                       ("tevent-configure", "cd lib/tevent && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  95                       ("tevent-make", "cd lib/tevent && make", "text/plain"),
  96                       ("tevent-install", "cd lib/tevent && make install", "text/plain"),
  97
  98                       ("ldb-configure", "cd lib/ldb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  99                       ("ldb-make", "cd lib/ldb && make", "text/plain"),
 100                       ("ldb-install", "cd lib/ldb && make install", "text/plain"),
 101
 102                       ("configure", "PYTHONPATH=${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"),
 103                       ("make", "make", "text/plain"),
 104                       ("install", "make install", "text/plain")],
 105
 106     "ldb" : [
 107               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 108               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 109               ("make", "make", "text/plain"),
 110               ("install", "make install", "text/plain"),
 111               ("test", "make test", "text/plain"),
 112               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 113               ("distcheck", "make distcheck", "text/plain"),
 114               ("clean", "make clean", "text/plain") ],
 115
 116     "tdb" : [
 117               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 118               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 119               ("make", "make", "text/plain"),
 120               ("install", "make install", "text/plain"),
 121               ("test", "make test", "text/plain"),
 122               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 123               ("distcheck", "make distcheck", "text/plain"),
 124               ("clean", "make clean", "text/plain") ],
 125
 126     "ntdb" : [
 127                ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 128                ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 129                ("make", "make", "text/plain"),
 130                ("install", "make install", "text/plain"),
 131                ("test", "make test", "text/plain"),
 132                ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 133                ("distcheck", "make distcheck", "text/plain"),
 134                ("clean", "make clean", "text/plain") ],
 135
 136     "talloc" : [
 137                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 138                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 139                  ("make", "make", "text/plain"),
 140                  ("install", "make install", "text/plain"),
 141                  ("test", "make test", "text/plain"),
 142                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 143                  ("distcheck", "make distcheck", "text/plain"),
 144                  ("clean", "make clean", "text/plain") ],
 145
 146     "replace" : [
 147                   ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 148                   ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 149                   ("make", "make", "text/plain"),
 150                   ("install", "make install", "text/plain"),
 151                   ("test", "make test", "text/plain"),
 152                   ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 153                   ("distcheck", "make distcheck", "text/plain"),
 154                   ("clean", "make clean", "text/plain") ],
 155
 156     "tevent" : [
 157                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 158                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 159                  ("make", "make", "text/plain"),
 160                  ("install", "make install", "text/plain"),
 161                  ("test", "make test", "text/plain"),
 162                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 163                  ("distcheck", "make distcheck", "text/plain"),
 164                  ("clean", "make clean", "text/plain") ],
 165
 166     "pidl" : [
 167                ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
 168                ("configure", "perl Makefile.PL PREFIX=${PREFIX_DIR}", "text/plain"),
 169                ("touch", "touch *.yp", "text/plain"),
 170                ("make", "make", "text/plain"),
 171                ("test", "make test", "text/plain"),
 172                ("install", "make install", "text/plain"),
 173                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
 174                ("clean", "make clean", "text/plain") ],
 175
 176     # these are useful for debugging autobuild
 177     'pass' : [ ("pass", 'echo passing && /bin/true', "text/plain") ],
 178     'fail' : [ ("fail", 'echo failing && /bin/false', "text/plain") ]
 179 }
 180
 181 def run_cmd(cmd, dir=".", show=None, output=False, checkfail=True):
 182     if show is None:
 183         show = options.verbose
 184     if show:
 185         print("Running: '%s' in '%s'" % (cmd, dir))
 186     if output:
 187         return Popen([cmd], shell=True, stdout=PIPE, cwd=dir).communicate()[0]
 188     elif checkfail:
 189         return check_call(cmd, shell=True, cwd=dir)
 190     else:
 191         return call(cmd, shell=True, cwd=dir)
 192
 193
 194 class builder(object):
 195     '''handle build of one directory'''
 196
 197     def __init__(self, name, sequence):
 198         self.name = name
 199         self.dir = builddirs[name]
 200
 201         self.tag = self.name.replace('/', '_')
 202         self.sequence = sequence
 203         self.next = 0
 204         self.stdout_path = "%s/%s.stdout" % (gitroot, self.tag)
 205         self.stderr_path = "%s/%s.stderr" % (gitroot, self.tag)
 206         if options.verbose:
 207             print("stdout for %s in %s" % (self.name, self.stdout_path))
 208             print("stderr for %s in %s" % (self.name, self.stderr_path))
 209         run_cmd("rm -f %s %s" % (self.stdout_path, self.stderr_path))
 210         self.stdout = open(self.stdout_path, 'w')
 211         self.stderr = open(self.stderr_path, 'w')
 212         self.stdin  = open("/dev/null", 'r')
 213         self.sdir = "%s/%s" % (testbase, self.tag)
 214         self.prefix = "%s/prefix/%s" % (testbase, self.tag)
 215         run_cmd("rm -rf %s" % self.sdir)
 216         cleanup_list.append(self.sdir)
 217         cleanup_list.append(self.prefix)
 218         os.makedirs(self.sdir)
 219         run_cmd("rm -rf %s" % self.sdir)
 220         run_cmd("git clone --shared %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 221         self.start_next()
 222
 223     def start_next(self):
 224         if self.next == len(self.sequence):
 225             print '%s: Completed OK' % self.name
 226             self.done = True
 227             return
 228         (self.stage, self.cmd, self.output_mime_type) = self.sequence[self.next]
 229         self.cmd = self.cmd.replace("${PYTHON_PREFIX}", get_python_lib(standard_lib=1, prefix=self.prefix))
 230         self.cmd = self.cmd.replace("${PREFIX}", "--prefix=%s" % self.prefix)
 231         self.cmd = self.cmd.replace("${PREFIX_DIR}", "%s" % self.prefix)
 232 #        if self.output_mime_type == "text/x-subunit":
 233 #            self.cmd += " | %s --immediate" % (os.path.join(os.path.dirname(__file__), "selftest/format-subunit"))
 234         print '%s: [%s] Running %s' % (self.name, self.stage, self.cmd)
 235         cwd = os.getcwd()
 236         os.chdir("%s/%s" % (self.sdir, self.dir))
 237         self.proc = Popen(self.cmd, shell=True,
 238                           stdout=self.stdout, stderr=self.stderr, stdin=self.stdin)
 239         os.chdir(cwd)
 240         self.next += 1
 241
 242
 243 class buildlist(object):
 244     '''handle build of multiple directories'''
 245
 246     def __init__(self, tasklist, tasknames, rebase_url, rebase_branch="master"):
 247         global tasks
 248         self.tlist = []
 249         self.tail_proc = None
 250         self.retry = None
 251         if tasknames == []:
 252             tasknames = defaulttasks
 253         for n in tasknames:
 254             b = builder(n, tasks[n])
 255             self.tlist.append(b)
 256         if options.retry:
 257             rebase_remote = "rebaseon"
 258             retry_task = [ ("retry",
 259                             '''set -e
 260                             git remote add -t %s %s %s
 261                             git fetch %s
 262                             while :; do
 263                               sleep 60
 264                               git describe %s/%s > old_remote_branch.desc
 265                               git fetch %s
 266                               git describe %s/%s > remote_branch.desc
 267                               diff old_remote_branch.desc remote_branch.desc
 268                             done
 269                            ''' % (
 270                                rebase_branch, rebase_remote, rebase_url,
 271                                rebase_remote,
 272                                rebase_remote, rebase_branch,
 273                                rebase_remote,
 274                                rebase_remote, rebase_branch
 275                            ),
 276                            "test/plain" ) ]
 277
 278             self.retry = builder('retry', retry_task)
 279             self.need_retry = False
 280
 281     def kill_kids(self):
 282         if self.tail_proc is not None:
 283             self.tail_proc.terminate()
 284             self.tail_proc.wait()
 285             self.tail_proc = None
 286         if self.retry is not None:
 287             self.retry.proc.terminate()
 288             self.retry.proc.wait()
 289             self.retry = None
 290         for b in self.tlist:
 291             if b.proc is not None:
 292                 run_cmd("killbysubdir %s > /dev/null 2>&1" % b.sdir, checkfail=False)
 293                 b.proc.terminate()
 294                 b.proc.wait()
 295                 b.proc = None
 296
 297     def wait_one(self):
 298         while True:
 299             none_running = True
 300             for b in self.tlist:
 301                 if b.proc is None:
 302                     continue
 303                 none_running = False
 304                 b.status = b.proc.poll()
 305                 if b.status is None:
 306                     continue
 307                 b.proc = None
 308                 return b
 309             if options.retry:
 310                 ret = self.retry.proc.poll()
 311                 if ret is not None:
 312                     self.need_retry = True
 313                     self.retry = None
 314                     return None
 315             if none_running:
 316                 return None
 317             time.sleep(0.1)
 318
 319     def run(self):
 320         while True:
 321             b = self.wait_one()
 322             if options.retry and self.need_retry:
 323                 self.kill_kids()
 324                 print("retry needed")
 325                 return (0, None, None, None, "retry")
 326             if b is None:
 327                 break
 328             if os.WIFSIGNALED(b.status) or os.WEXITSTATUS(b.status) != 0:
 329                 self.kill_kids()
 330                 return (b.status, b.name, b.stage, b.tag, "%s: [%s] failed '%s' with status %d" % (b.name, b.stage, b.cmd, b.status))
 331             b.start_next()
 332         self.kill_kids()
 333         return (0, None, None, None, "All OK")
 334
 335     def tarlogs(self, fname):
 336         tar = tarfile.open(fname, "w:gz")
 337         for b in self.tlist:
 338             tar.add(b.stdout_path, arcname="%s.stdout" % b.tag)
 339             tar.add(b.stderr_path, arcname="%s.stderr" % b.tag)
 340         if os.path.exists("autobuild.log"):
 341             tar.add("autobuild.log")
 342         tar.close()
 343
 344     def remove_logs(self):
 345         for b in self.tlist:
 346             os.unlink(b.stdout_path)
 347             os.unlink(b.stderr_path)
 348
 349     def start_tail(self):
 350         cwd = os.getcwd()
 351         cmd = "tail -f *.stdout *.stderr"
 352         os.chdir(gitroot)
 353         self.tail_proc = Popen(cmd, shell=True)
 354         os.chdir(cwd)
 355
 356
 357 def cleanup():
 358     if options.nocleanup:
 359         return
 360     print("Cleaning up ....")
 361     for d in cleanup_list:
 362         run_cmd("rm -rf %s" % d)
 363
 364
 365 def find_git_root():
 366     '''get to the top of the git repo'''
 367     p=os.getcwd()
 368     while p != '/':
 369         if os.path.isdir(os.path.join(p, ".git")):
 370             return p
 371         p = os.path.abspath(os.path.join(p, '..'))
 372     return None
 373
 374
 375 def daemonize(logfile):
 376     pid = os.fork()
 377     if pid == 0: # Parent
 378         os.setsid()
 379         pid = os.fork()
 380         if pid != 0: # Actual daemon
 381             os._exit(0)
 382     else: # Grandparent
 383         os._exit(0)
 384
 385     import resource      # Resource usage information.
 386     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
 387     if maxfd == resource.RLIM_INFINITY:
 388         maxfd = 1024 # Rough guess at maximum number of open file descriptors.
 389     for fd in range(0, maxfd):
 390         try:
 391             os.close(fd)
 392         except OSError:
 393             pass
 394     os.open(logfile, os.O_RDWR | os.O_CREAT)
 395     os.dup2(0, 1)
 396     os.dup2(0, 2)
 397
 398 def write_pidfile(fname):
 399     '''write a pid file, cleanup on exit'''
 400     f = open(fname, mode='w')
 401     f.write("%u\n" % os.getpid())
 402     f.close()
 403
 404
 405 def rebase_tree(rebase_url, rebase_branch = "master"):
 406     rebase_remote = "rebaseon"
 407     print("Rebasing on %s" % rebase_url)
 408     run_cmd("git describe HEAD", show=True, dir=test_master)
 409     run_cmd("git remote add -t %s %s %s" %
 410             (rebase_branch, rebase_remote, rebase_url),
 411             show=True, dir=test_master)
 412     run_cmd("git fetch %s" % rebase_remote, show=True, dir=test_master)
 413     if options.fix_whitespace:
 414         run_cmd("git rebase --whitespace=fix %s/%s" %
 415                 (rebase_remote, rebase_branch),
 416                 show=True, dir=test_master)
 417     else:
 418         run_cmd("git rebase %s/%s" %
 419                 (rebase_remote, rebase_branch),
 420                 show=True, dir=test_master)
 421     diff = run_cmd("git --no-pager diff HEAD %s/%s" %
 422                    (rebase_remote, rebase_branch),
 423                    dir=test_master, output=True)
 424     if diff == '':
 425         print("No differences between HEAD and %s/%s - exiting" %
 426               (rebase_remote, rebase_branch))
 427         sys.exit(0)
 428     run_cmd("git describe %s/%s" %
 429             (rebase_remote, rebase_branch),
 430             show=True, dir=test_master)
 431     run_cmd("git describe HEAD", show=True, dir=test_master)
 432     run_cmd("git --no-pager diff --stat HEAD %s/%s" %
 433             (rebase_remote, rebase_branch),
 434             show=True, dir=test_master)
 435
 436 def push_to(push_url, push_branch = "master"):
 437     push_remote = "pushto"
 438     print("Pushing to %s" % push_url)
 439     if options.mark:
 440         run_cmd("git config --replace-all core.editor script/commit_mark.sh", dir=test_master)
 441         run_cmd("git commit --amend -c HEAD", dir=test_master)
 442         # the notes method doesn't work yet, as metze hasn't allowed refs/notes/* in master
 443         # run_cmd("EDITOR=script/commit_mark.sh git notes edit HEAD", dir=test_master)
 444     run_cmd("git remote add -t %s %s %s" %
 445             (push_branch, push_remote, push_url),
 446             show=True, dir=test_master)
 447     run_cmd("git push %s +HEAD:%s" %
 448             (push_remote, push_branch),
 449             show=True, dir=test_master)
 450
 451 def_testbase = os.getenv("AUTOBUILD_TESTBASE", "/memdisk/%s" % os.getenv('USER'))
 452
 453 gitroot = find_git_root()
 454 if gitroot is None:
 455     raise Exception("Failed to find git root")
 456
 457 parser = OptionParser()
 458 parser.add_option("", "--tail", help="show output while running", default=False, action="store_true")
 459 parser.add_option("", "--keeplogs", help="keep logs", default=False, action="store_true")
 460 parser.add_option("", "--nocleanup", help="don't remove test tree", default=False, action="store_true")
 461 parser.add_option("", "--testbase", help="base directory to run tests in (default %s)" % def_testbase,
 462                   default=def_testbase)
 463 parser.add_option("", "--passcmd", help="command to run on success", default=None)
 464 parser.add_option("", "--verbose", help="show all commands as they are run",
 465                   default=False, action="store_true")
 466 parser.add_option("", "--rebase", help="rebase on the given tree before testing",
 467                   default=None, type='str')
 468 parser.add_option("", "--pushto", help="push to a git url on success",
 469                   default=None, type='str')
 470 parser.add_option("", "--mark", help="add a Tested-By signoff before pushing",
 471                   default=False, action="store_true")
 472 parser.add_option("", "--fix-whitespace", help="fix whitespace on rebase",
 473                   default=False, action="store_true")
 474 parser.add_option("", "--retry", help="automatically retry if master changes",
 475                   default=False, action="store_true")
 476 parser.add_option("", "--email", help="send email to the given address on failure",
 477                   type='str', default=None)
 478 parser.add_option("", "--always-email", help="always send email, even on success",
 479                   action="store_true")
 480 parser.add_option("", "--daemon", help="daemonize after initial setup",
 481                   action="store_true")
 482 parser.add_option("", "--branch", help="the branch to work on (default=master)",
 483                   default="master", type='str')
 484 parser.add_option("", "--log-base", help="location where the logs can be found (default=cwd)",
 485                   default=gitroot, type='str')
 486
 487 def email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=None):
 488     '''send an email to options.email about the failure'''
 489     user = os.getenv("USER")
 490     if log_base is None:
 491         log_base = gitroot
 492     text = '''
 493 Dear Developer,
 494
 495 Your autobuild failed when trying to test %s with the following error:
 496    %s
 497
 498 the autobuild has been abandoned. Please fix the error and resubmit.
 499
 500 A summary of the autobuild process is here:
 501
 502   %s/autobuild.log
 503 ''' % (failed_task, errstr, log_base)
 504
 505     if failed_task != 'rebase':
 506         text += '''
 507 You can see logs of the failed task here:
 508
 509   %s/%s.stdout
 510   %s/%s.stderr
 511
 512 or you can get full logs of all tasks in this job here:
 513
 514   %s/logs.tar.gz
 515
 516 The top commit for the tree that was built was:
 517
 518 %s
 519
 520 ''' % (log_base, failed_tag, log_base, failed_tag, log_base, top_commit_msg)
 521     msg = MIMEText(text)
 522     msg['Subject'] = 'autobuild failure for task %s during %s' % (failed_task, failed_stage)
 523     msg['From'] = 'autobuild@samba.org'
 524     msg['To'] = options.email
 525
 526     s = smtplib.SMTP()
 527     s.connect()
 528     s.sendmail(msg['From'], [msg['To']], msg.as_string())
 529     s.quit()
 530
 531 def email_success(log_base=None):
 532     '''send an email to options.email about a successful build'''
 533     user = os.getenv("USER")
 534     if log_base is None:
 535         log_base = gitroot
 536     text = '''
 537 Dear Developer,
 538
 539 Your autobuild has succeeded.
 540
 541 '''
 542
 543     if options.keeplogs:
 544         text += '''
 545
 546 you can get full logs of all tasks in this job here:
 547
 548   %s/logs.tar.gz
 549
 550 ''' % log_base
 551
 552     text += '''
 553 The top commit for the tree that was built was:
 554
 555 %s
 556 ''' % top_commit_msg
 557
 558     msg = MIMEText(text)
 559     msg['Subject'] = 'autobuild success'
 560     msg['From'] = 'autobuild@samba.org'
 561     msg['To'] = options.email
 562
 563     s = smtplib.SMTP()
 564     s.connect()
 565     s.sendmail(msg['From'], [msg['To']], msg.as_string())
 566     s.quit()
 567
 568
 569 (options, args) = parser.parse_args()
 570
 571 if options.retry:
 572     if options.rebase is None:
 573         raise Exception('You can only use --retry if you also rebase')
 574
 575 testbase = "%s/b%u" % (options.testbase, os.getpid())
 576 test_master = "%s/master" % testbase
 577
 578 # get the top commit message, for emails
 579 top_commit_msg = run_cmd("git log -1", dir=gitroot, output=True)
 580
 581 try:
 582     os.makedirs(testbase)
 583 except Exception, reason:
 584     raise Exception("Unable to create %s : %s" % (testbase, reason))
 585 cleanup_list.append(testbase)
 586
 587 if options.daemon:
 588     logfile = os.path.join(testbase, "log")
 589     print "Forking into the background, writing progress to %s" % logfile
 590     daemonize(logfile)
 591
 592 write_pidfile(gitroot + "/autobuild.pid")
 593
 594 while True:
 595     try:
 596         run_cmd("rm -rf %s" % test_master)
 597         cleanup_list.append(test_master)
 598         run_cmd("git clone --shared %s %s" % (gitroot, test_master), show=True, dir=gitroot)
 599     except Exception:
 600         cleanup()
 601         raise
 602
 603     try:
 604         try:
 605             if options.rebase is not None:
 606                 rebase_tree(options.rebase, rebase_branch=options.branch)
 607         except Exception:
 608             cleanup_list.append(gitroot + "/autobuild.pid")
 609             cleanup()
 610             email_failure(-1, 'rebase', 'rebase', 'rebase',
 611                           'rebase on %s failed' % options.branch,
 612                           log_base=options.log_base)
 613             sys.exit(1)
 614         blist = buildlist(tasks, args, options.rebase, rebase_branch=options.branch)
 615         if options.tail:
 616             blist.start_tail()
 617         (status, failed_task, failed_stage, failed_tag, errstr) = blist.run()
 618         if status != 0 or errstr != "retry":
 619             break
 620         cleanup()
 621     except Exception:
 622         cleanup()
 623         raise
 624
 625 cleanup_list.append(gitroot + "/autobuild.pid")
 626
 627 blist.kill_kids()
 628 if options.tail:
 629     print("waiting for tail to flush")
 630     time.sleep(1)
 631
 632 if status == 0:
 633     print errstr
 634     if options.passcmd is not None:
 635         print("Running passcmd: %s" % options.passcmd)
 636         run_cmd(options.passcmd, dir=test_master)
 637     if options.pushto is not None:
 638         push_to(options.pushto, push_branch=options.branch)
 639     if options.keeplogs:
 640         blist.tarlogs("logs.tar.gz")
 641         print("Logs in logs.tar.gz")
 642     if options.always_email:
 643         email_success(log_base=options.log_base)
 644     blist.remove_logs()
 645     cleanup()
 646     print(errstr)
 647     sys.exit(0)
 648
 649 # something failed, gather a tar of the logs
 650 blist.tarlogs("logs.tar.gz")
 651
 652 if options.email is not None:
 653     email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=options.log_base)
 654
 655 cleanup()
 656 print(errstr)
 657 print("Logs in logs.tar.gz")
 658 sys.exit(status)