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-xc" : ".",
  27     "samba-ctdb" : ".",
  28     "samba-libs"  : ".",
  29     "ldb"     : "lib/ldb",
  30     "tdb"     : "lib/tdb",
  31     "talloc"  : "lib/talloc",
  32     "replace" : "lib/replace",
  33     "tevent"  : "lib/tevent",
  34     "pidl"    : "pidl",
  35     "pass"    : ".",
  36     "fail"    : ".",
  37     "retry"   : "."
  38     }
  39
  40 defaulttasks = [ "ctdb", "samba", "samba-xc", "samba-ctdb", "samba-libs", "ldb", "tdb", "talloc", "replace", "tevent", "pidl" ]
  41
  42 samba_configure_params = " --picky-developer ${PREFIX} --with-profiling-data"
  43
  44 tasks = {
  45     "ctdb" : [ ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
  46                ("configure", "./configure ${PREFIX}", "text/plain"),
  47                ("make", "make all", "text/plain"),
  48                ("install", "make install", "text/plain"),
  49                ("test", "make autotest", "text/plain"),
  50                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
  51                ("clean", "make clean", "text/plain") ],
  52
  53     # We have 'test' before 'install' because, 'test' should work without 'install'
  54     "samba" : [ ("configure", "./configure.developer --with-selftest-prefix=./bin/ab" + samba_configure_params, "text/plain"),
  55                 ("make", "make -j", "text/plain"),
  56                 ("test", "make test FAIL_IMMEDIATELY=1", "text/plain"),
  57                 ("install", "make install", "text/plain"),
  58                 ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  59                 ("clean", "make clean", "text/plain") ],
  60
  61     # Test cross-compile infrastructure
  62     "samba-xc" : [ ("configure-native", "./configure.developer --with-selftest-prefix=./bin/ab" + samba_configure_params, "text/plain"),
  63                    ("configure-cross-execute", "./configure.developer -b ./bin-xe --cross-compile --cross-execute=script/identity_cc.sh" \
  64                     " --cross-answers=./bin-xe/cross-answers.txt --with-selftest-prefix=./bin-xe/ab" + samba_configure_params, "text/plain"),
  65                    ("configure-cross-answers", "./configure.developer -b ./bin-xa --cross-compile" \
  66                     " --cross-answers=./bin-xe/cross-answers.txt --with-selftest-prefix=./bin-xa/ab" + samba_configure_params, "text/plain"),
  67                    ("compare-results", "script/compare_cc_results.py ./bin/c4che/default.cache.py ./bin-xe/c4che/default.cache.py ./bin-xa/c4che/default.cache.py", "text/plain")],
  68
  69
  70     "samba-ctdb" : [ ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  71
  72                      # make sure we have tdb around:
  73                      ("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 ${PREFIX}", "text/plain"),
  74                      ("tdb-make", "cd lib/tdb && make", "text/plain"),
  75                      ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  76
  77
  78                      # build samba with cluster support (also building ctdb):
  79                      ("samba-configure", "PYTHONPATH=${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"),
  80                      ("samba-make", "make", "text/plain"),
  81                      ("samba-check", "./bin/smbd -b | grep CLUSTER_SUPPORT", "text/plain"),
  82                      ("samba-install", "make install", "text/plain"),
  83                      ("ctdb-check", "test -e ${PREFIX_DIR}/sbin/ctdbd", "text/plain"),
  84
  85                      # clean up:
  86                      ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  87                      ("clean", "make clean", "text/plain"),
  88                      ("ctdb-clean", "cd ./ctdb && make clean", "text/plain") ],
  89
  90     "samba-libs" : [
  91                       ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  92                       ("talloc-configure", "cd lib/talloc && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  93                       ("talloc-make", "cd lib/talloc && make", "text/plain"),
  94                       ("talloc-install", "cd lib/talloc && make install", "text/plain"),
  95
  96                       ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  97                       ("tdb-make", "cd lib/tdb && make", "text/plain"),
  98                       ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  99
 100                       ("tevent-configure", "cd lib/tevent && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
 101                       ("tevent-make", "cd lib/tevent && make", "text/plain"),
 102                       ("tevent-install", "cd lib/tevent && make install", "text/plain"),
 103
 104                       ("ldb-configure", "cd lib/ldb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
 105                       ("ldb-make", "cd lib/ldb && make", "text/plain"),
 106                       ("ldb-install", "cd lib/ldb && make install", "text/plain"),
 107
 108                       ("configure", "PYTHONPATH=${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 --minimum-library-version=ldb:1.1.21,pyldb-util:1.1.21 --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
 109                       ("make", "make", "text/plain"),
 110                       ("install", "make install", "text/plain"),
 111                       ("dist", "make dist", "text/plain")],
 112
 113     "ldb" : [
 114               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 115               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 116               ("make", "make", "text/plain"),
 117               ("install", "make install", "text/plain"),
 118               ("test", "make test", "text/plain"),
 119               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 120               ("distcheck", "make distcheck", "text/plain"),
 121               ("clean", "make clean", "text/plain") ],
 122
 123     "tdb" : [
 124               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 125               ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 126               ("make", "make", "text/plain"),
 127               ("install", "make install", "text/plain"),
 128               ("test", "make test", "text/plain"),
 129               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 130               ("distcheck", "make distcheck", "text/plain"),
 131               ("clean", "make clean", "text/plain") ],
 132
 133     "talloc" : [
 134                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 135                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 136                  ("make", "make", "text/plain"),
 137                  ("install", "make install", "text/plain"),
 138                  ("test", "make test", "text/plain"),
 139                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 140                  ("distcheck", "make distcheck", "text/plain"),
 141                  ("clean", "make clean", "text/plain") ],
 142
 143     "replace" : [
 144                   ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 145                   ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 146                   ("make", "make", "text/plain"),
 147                   ("install", "make install", "text/plain"),
 148                   ("test", "make test", "text/plain"),
 149                   ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 150                   ("distcheck", "make distcheck", "text/plain"),
 151                   ("clean", "make clean", "text/plain") ],
 152
 153     "tevent" : [
 154                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 155                  ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 156                  ("make", "make", "text/plain"),
 157                  ("install", "make install", "text/plain"),
 158                  ("test", "make test", "text/plain"),
 159                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 160                  ("distcheck", "make distcheck", "text/plain"),
 161                  ("clean", "make clean", "text/plain") ],
 162
 163     "pidl" : [
 164                ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
 165                ("configure", "perl Makefile.PL PREFIX=${PREFIX_DIR}", "text/plain"),
 166                ("touch", "touch *.yp", "text/plain"),
 167                ("make", "make", "text/plain"),
 168                ("test", "make test", "text/plain"),
 169                ("install", "make install", "text/plain"),
 170                ("checkout-yapp-generated", "git checkout lib/Parse/Pidl/IDL.pm lib/Parse/Pidl/Expr.pm", "text/plain"),
 171                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
 172                ("clean", "make clean", "text/plain") ],
 173
 174     # these are useful for debugging autobuild
 175     'pass' : [ ("pass", 'echo passing && /bin/true', "text/plain") ],
 176     'fail' : [ ("fail", 'echo failing && /bin/false', "text/plain") ]
 177 }
 178
 179 def run_cmd(cmd, dir=".", show=None, output=False, checkfail=True):
 180     if show is None:
 181         show = options.verbose
 182     if show:
 183         print("Running: '%s' in '%s'" % (cmd, dir))
 184     if output:
 185         return Popen([cmd], shell=True, stdout=PIPE, cwd=dir).communicate()[0]
 186     elif checkfail:
 187         return check_call(cmd, shell=True, cwd=dir)
 188     else:
 189         return call(cmd, shell=True, cwd=dir)
 190
 191
 192 class builder(object):
 193     '''handle build of one directory'''
 194
 195     def __init__(self, name, sequence):
 196         self.name = name
 197         self.dir = builddirs[name]
 198
 199         self.tag = self.name.replace('/', '_')
 200         self.sequence = sequence
 201         self.next = 0
 202         self.stdout_path = "%s/%s.stdout" % (gitroot, self.tag)
 203         self.stderr_path = "%s/%s.stderr" % (gitroot, self.tag)
 204         if options.verbose:
 205             print("stdout for %s in %s" % (self.name, self.stdout_path))
 206             print("stderr for %s in %s" % (self.name, self.stderr_path))
 207         run_cmd("rm -f %s %s" % (self.stdout_path, self.stderr_path))
 208         self.stdout = open(self.stdout_path, 'w')
 209         self.stderr = open(self.stderr_path, 'w')
 210         self.stdin  = open("/dev/null", 'r')
 211         self.sdir = "%s/%s" % (testbase, self.tag)
 212         self.prefix = "%s/prefix/%s" % (testbase, self.tag)
 213         run_cmd("rm -rf %s" % self.sdir)
 214         cleanup_list.append(self.sdir)
 215         cleanup_list.append(self.prefix)
 216         os.makedirs(self.sdir)
 217         run_cmd("rm -rf %s" % self.sdir)
 218         run_cmd("git clone --recursive --shared %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 219         self.start_next()
 220
 221     def start_next(self):
 222         if self.next == len(self.sequence):
 223             print '%s: Completed OK' % self.name
 224             self.done = True
 225             return
 226         (self.stage, self.cmd, self.output_mime_type) = self.sequence[self.next]
 227         self.cmd = self.cmd.replace("${PYTHON_PREFIX}", get_python_lib(standard_lib=1, prefix=self.prefix))
 228         self.cmd = self.cmd.replace("${PREFIX}", "--prefix=%s" % self.prefix)
 229         self.cmd = self.cmd.replace("${PREFIX_DIR}", "%s" % self.prefix)
 230 #        if self.output_mime_type == "text/x-subunit":
 231 #            self.cmd += " | %s --immediate" % (os.path.join(os.path.dirname(__file__), "selftest/format-subunit"))
 232         print '%s: [%s] Running %s' % (self.name, self.stage, self.cmd)
 233         cwd = os.getcwd()
 234         os.chdir("%s/%s" % (self.sdir, self.dir))
 235         self.proc = Popen(self.cmd, shell=True,
 236                           stdout=self.stdout, stderr=self.stderr, stdin=self.stdin)
 237         os.chdir(cwd)
 238         self.next += 1
 239
 240
 241 class buildlist(object):
 242     '''handle build of multiple directories'''
 243
 244     def __init__(self, tasklist, tasknames, rebase_url, rebase_branch="master"):
 245         global tasks
 246         self.tlist = []
 247         self.tail_proc = None
 248         self.retry = None
 249         if tasknames == []:
 250             tasknames = defaulttasks
 251         else:
 252             # If we are only running one test,
 253             # do not sleep randomly to wait for it to start
 254             os.environ['AUTOBUILD_RANDOM_SLEEP_OVERRIDE'] = '1'
 255
 256         for n in tasknames:
 257             b = builder(n, tasks[n])
 258             self.tlist.append(b)
 259         if options.retry:
 260             rebase_remote = "rebaseon"
 261             retry_task = [ ("retry",
 262                             '''set -e
 263                             git remote add -t %s %s %s
 264                             git fetch %s
 265                             while :; do
 266                               sleep 60
 267                               git describe %s/%s > old_remote_branch.desc
 268                               git fetch %s
 269                               git describe %s/%s > remote_branch.desc
 270                               diff old_remote_branch.desc remote_branch.desc
 271                             done
 272                            ''' % (
 273                                rebase_branch, rebase_remote, rebase_url,
 274                                rebase_remote,
 275                                rebase_remote, rebase_branch,
 276                                rebase_remote,
 277                                rebase_remote, rebase_branch
 278                            ),
 279                            "test/plain" ) ]
 280
 281             self.retry = builder('retry', retry_task)
 282             self.need_retry = False
 283
 284     def kill_kids(self):
 285         if self.tail_proc is not None:
 286             self.tail_proc.terminate()
 287             self.tail_proc.wait()
 288             self.tail_proc = None
 289         if self.retry is not None:
 290             self.retry.proc.terminate()
 291             self.retry.proc.wait()
 292             self.retry = None
 293         for b in self.tlist:
 294             if b.proc is not None:
 295                 run_cmd("killbysubdir %s > /dev/null 2>&1" % b.sdir, checkfail=False)
 296                 b.proc.terminate()
 297                 b.proc.wait()
 298                 b.proc = None
 299
 300     def wait_one(self):
 301         while True:
 302             none_running = True
 303             for b in self.tlist:
 304                 if b.proc is None:
 305                     continue
 306                 none_running = False
 307                 b.status = b.proc.poll()
 308                 if b.status is None:
 309                     continue
 310                 b.proc = None
 311                 return b
 312             if options.retry:
 313                 ret = self.retry.proc.poll()
 314                 if ret is not None:
 315                     self.need_retry = True
 316                     self.retry = None
 317                     return None
 318             if none_running:
 319                 return None
 320             time.sleep(0.1)
 321
 322     def run(self):
 323         while True:
 324             b = self.wait_one()
 325             if options.retry and self.need_retry:
 326                 self.kill_kids()
 327                 print("retry needed")
 328                 return (0, None, None, None, "retry")
 329             if b is None:
 330                 break
 331             if os.WIFSIGNALED(b.status) or os.WEXITSTATUS(b.status) != 0:
 332                 self.kill_kids()
 333                 return (b.status, b.name, b.stage, b.tag, "%s: [%s] failed '%s' with status %d" % (b.name, b.stage, b.cmd, b.status))
 334             b.start_next()
 335         self.kill_kids()
 336         return (0, None, None, None, "All OK")
 337
 338     def tarlogs(self, fname):
 339         tar = tarfile.open(fname, "w:gz")
 340         for b in self.tlist:
 341             tar.add(b.stdout_path, arcname="%s.stdout" % b.tag)
 342             tar.add(b.stderr_path, arcname="%s.stderr" % b.tag)
 343         if os.path.exists("autobuild.log"):
 344             tar.add("autobuild.log")
 345         tar.close()
 346
 347     def remove_logs(self):
 348         for b in self.tlist:
 349             os.unlink(b.stdout_path)
 350             os.unlink(b.stderr_path)
 351
 352     def start_tail(self):
 353         cwd = os.getcwd()
 354         cmd = "tail -f *.stdout *.stderr"
 355         os.chdir(gitroot)
 356         self.tail_proc = Popen(cmd, shell=True)
 357         os.chdir(cwd)
 358
 359
 360 def cleanup():
 361     if options.nocleanup:
 362         return
 363     print("Cleaning up ....")
 364     for d in cleanup_list:
 365         run_cmd("rm -rf %s" % d)
 366
 367
 368 def find_git_root():
 369     '''get to the top of the git repo'''
 370     p=os.getcwd()
 371     while p != '/':
 372         if os.path.isdir(os.path.join(p, ".git")):
 373             return p
 374         p = os.path.abspath(os.path.join(p, '..'))
 375     return None
 376
 377
 378 def daemonize(logfile):
 379     pid = os.fork()
 380     if pid == 0: # Parent
 381         os.setsid()
 382         pid = os.fork()
 383         if pid != 0: # Actual daemon
 384             os._exit(0)
 385     else: # Grandparent
 386         os._exit(0)
 387
 388     import resource      # Resource usage information.
 389     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
 390     if maxfd == resource.RLIM_INFINITY:
 391         maxfd = 1024 # Rough guess at maximum number of open file descriptors.
 392     for fd in range(0, maxfd):
 393         try:
 394             os.close(fd)
 395         except OSError:
 396             pass
 397     os.open(logfile, os.O_RDWR | os.O_CREAT)
 398     os.dup2(0, 1)
 399     os.dup2(0, 2)
 400
 401 def write_pidfile(fname):
 402     '''write a pid file, cleanup on exit'''
 403     f = open(fname, mode='w')
 404     f.write("%u\n" % os.getpid())
 405     f.close()
 406
 407
 408 def rebase_tree(rebase_url, rebase_branch = "master"):
 409     rebase_remote = "rebaseon"
 410     print("Rebasing on %s" % rebase_url)
 411     run_cmd("git describe HEAD", show=True, dir=test_master)
 412     run_cmd("git remote add -t %s %s %s" %
 413             (rebase_branch, rebase_remote, rebase_url),
 414             show=True, dir=test_master)
 415     run_cmd("git fetch %s" % rebase_remote, show=True, dir=test_master)
 416     if options.fix_whitespace:
 417         run_cmd("git rebase --force-rebase --whitespace=fix %s/%s" %
 418                 (rebase_remote, rebase_branch),
 419                 show=True, dir=test_master)
 420     else:
 421         run_cmd("git rebase --force-rebase %s/%s" %
 422                 (rebase_remote, rebase_branch),
 423                 show=True, dir=test_master)
 424     diff = run_cmd("git --no-pager diff HEAD %s/%s" %
 425                    (rebase_remote, rebase_branch),
 426                    dir=test_master, output=True)
 427     if diff == '':
 428         print("No differences between HEAD and %s/%s - exiting" %
 429               (rebase_remote, rebase_branch))
 430         sys.exit(0)
 431     run_cmd("git describe %s/%s" %
 432             (rebase_remote, rebase_branch),
 433             show=True, dir=test_master)
 434     run_cmd("git describe HEAD", show=True, dir=test_master)
 435     run_cmd("git --no-pager diff --stat HEAD %s/%s" %
 436             (rebase_remote, rebase_branch),
 437             show=True, dir=test_master)
 438
 439 def push_to(push_url, push_branch = "master"):
 440     push_remote = "pushto"
 441     print("Pushing to %s" % push_url)
 442     if options.mark:
 443         run_cmd("git config --replace-all core.editor script/commit_mark.sh", dir=test_master)
 444         run_cmd("git commit --amend -c HEAD", dir=test_master)
 445         # the notes method doesn't work yet, as metze hasn't allowed refs/notes/* in master
 446         # run_cmd("EDITOR=script/commit_mark.sh git notes edit HEAD", dir=test_master)
 447     run_cmd("git remote add -t %s %s %s" %
 448             (push_branch, push_remote, push_url),
 449             show=True, dir=test_master)
 450     run_cmd("git push %s +HEAD:%s" %
 451             (push_remote, push_branch),
 452             show=True, dir=test_master)
 453
 454 def_testbase = os.getenv("AUTOBUILD_TESTBASE", "/memdisk/%s" % os.getenv('USER'))
 455
 456 gitroot = find_git_root()
 457 if gitroot is None:
 458     raise Exception("Failed to find git root")
 459
 460 parser = OptionParser()
 461 parser.add_option("", "--tail", help="show output while running", default=False, action="store_true")
 462 parser.add_option("", "--keeplogs", help="keep logs", default=False, action="store_true")
 463 parser.add_option("", "--nocleanup", help="don't remove test tree", default=False, action="store_true")
 464 parser.add_option("", "--testbase", help="base directory to run tests in (default %s)" % def_testbase,
 465                   default=def_testbase)
 466 parser.add_option("", "--passcmd", help="command to run on success", default=None)
 467 parser.add_option("", "--verbose", help="show all commands as they are run",
 468                   default=False, action="store_true")
 469 parser.add_option("", "--rebase", help="rebase on the given tree before testing",
 470                   default=None, type='str')
 471 parser.add_option("", "--pushto", help="push to a git url on success",
 472                   default=None, type='str')
 473 parser.add_option("", "--mark", help="add a Tested-By signoff before pushing",
 474                   default=False, action="store_true")
 475 parser.add_option("", "--fix-whitespace", help="fix whitespace on rebase",
 476                   default=False, action="store_true")
 477 parser.add_option("", "--retry", help="automatically retry if master changes",
 478                   default=False, action="store_true")
 479 parser.add_option("", "--email", help="send email to the given address on failure",
 480                   type='str', default=None)
 481 parser.add_option("", "--email-from", help="send email from the given address",
 482                   type='str', default="autobuild@samba.org")
 483 parser.add_option("", "--email-server", help="send email via the given server",
 484                   type='str', default='localhost')
 485 parser.add_option("", "--always-email", help="always send email, even on success",
 486                   action="store_true")
 487 parser.add_option("", "--daemon", help="daemonize after initial setup",
 488                   action="store_true")
 489 parser.add_option("", "--branch", help="the branch to work on (default=master)",
 490                   default="master", type='str')
 491 parser.add_option("", "--log-base", help="location where the logs can be found (default=cwd)",
 492                   default=gitroot, type='str')
 493 parser.add_option("", "--attach-logs", help="Attach logs to mails sent on success/failure?",
 494                   default=False, action="store_true")
 495
 496 def send_email(subject, text, log_tar):
 497     outer = MIMEMultipart()
 498     outer['Subject'] = subject
 499     outer['To'] = options.email
 500     outer['From'] = options.email_from
 501     outer['Date'] = email.utils.formatdate(localtime = True)
 502     outer.preamble = 'Autobuild mails are now in MIME because we optionally attach the logs.\n'
 503     outer.attach(MIMEText(text, 'plain'))
 504     if options.attach_logs:
 505         fp = open(log_tar, 'rb')
 506         msg = MIMEApplication(fp.read(), 'gzip', email.encoders.encode_base64)
 507         fp.close()
 508         # Set the filename parameter
 509         msg.add_header('Content-Disposition', 'attachment', filename=os.path.basename(log_tar))
 510         outer.attach(msg)
 511     content = outer.as_string()
 512     s = smtplib.SMTP(options.email_server)
 513     s.sendmail(options.email_from, [options.email], content)
 514     s.set_debuglevel(1)
 515     s.quit()
 516
 517 def email_failure(status, failed_task, failed_stage, failed_tag, errstr,
 518                   elapsed_time, log_base=None):
 519     '''send an email to options.email about the failure'''
 520     elapsed_minutes = elapsed_time / 60.0
 521     user = os.getenv("USER")
 522     if log_base is None:
 523         log_base = gitroot
 524     text = '''
 525 Dear Developer,
 526
 527 Your autobuild on %s failed after %.1f minutes
 528 when trying to test %s with the following error:
 529
 530    %s
 531
 532 the autobuild has been abandoned. Please fix the error and resubmit.
 533
 534 A summary of the autobuild process is here:
 535
 536   %s/autobuild.log
 537 ''' % (platform.node(), elapsed_minutes, failed_task, errstr, log_base)
 538
 539     if failed_task != 'rebase':
 540         text += '''
 541 You can see logs of the failed task here:
 542
 543   %s/%s.stdout
 544   %s/%s.stderr
 545
 546 or you can get full logs of all tasks in this job here:
 547
 548   %s/logs.tar.gz
 549
 550 The top commit for the tree that was built was:
 551
 552 %s
 553
 554 ''' % (log_base, failed_tag, log_base, failed_tag, log_base, top_commit_msg)
 555
 556     logs = os.path.join(gitroot, 'logs.tar.gz')
 557     send_email('autobuild failure on %s for task %s during %s'
 558                % (platform.node(), failed_task, failed_stage),
 559                text, logs)
 560
 561 def email_success(elapsed_time, log_base=None):
 562     '''send an email to options.email about a successful build'''
 563     user = os.getenv("USER")
 564     if log_base is None:
 565         log_base = gitroot
 566     text = '''
 567 Dear Developer,
 568
 569 Your autobuild on %s has succeeded after %.1f minutes.
 570
 571 ''' % (platform.node(), elapsed_time / 60.)
 572
 573     if options.keeplogs:
 574         text += '''
 575
 576 you can get full logs of all tasks in this job here:
 577
 578   %s/logs.tar.gz
 579
 580 ''' % log_base
 581
 582     text += '''
 583 The top commit for the tree that was built was:
 584
 585 %s
 586 ''' % top_commit_msg
 587
 588     logs = os.path.join(gitroot, 'logs.tar.gz')
 589     send_email('autobuild sucess on %s ' % platform.node(),
 590                text, logs)
 591
 592
 593 (options, args) = parser.parse_args()
 594
 595 if options.retry:
 596     if options.rebase is None:
 597         raise Exception('You can only use --retry if you also rebase')
 598
 599 testbase = "%s/b%u" % (options.testbase, os.getpid())
 600 test_master = "%s/master" % testbase
 601
 602 # get the top commit message, for emails
 603 top_commit_msg = run_cmd("git log -1", dir=gitroot, output=True)
 604
 605 try:
 606     os.makedirs(testbase)
 607 except Exception, reason:
 608     raise Exception("Unable to create %s : %s" % (testbase, reason))
 609 cleanup_list.append(testbase)
 610
 611 if options.daemon:
 612     logfile = os.path.join(testbase, "log")
 613     print "Forking into the background, writing progress to %s" % logfile
 614     daemonize(logfile)
 615
 616 write_pidfile(gitroot + "/autobuild.pid")
 617
 618 start_time = time.time()
 619
 620 while True:
 621     try:
 622         run_cmd("rm -rf %s" % test_master)
 623         cleanup_list.append(test_master)
 624         run_cmd("git clone --recursive --shared %s %s" % (gitroot, test_master), show=True, dir=gitroot)
 625     except Exception:
 626         cleanup()
 627         raise
 628
 629     try:
 630         try:
 631             if options.rebase is not None:
 632                 rebase_tree(options.rebase, rebase_branch=options.branch)
 633         except Exception:
 634             cleanup_list.append(gitroot + "/autobuild.pid")
 635             cleanup()
 636             elapsed_time = time.time() - start_time
 637             email_failure(-1, 'rebase', 'rebase', 'rebase',
 638                           'rebase on %s failed' % options.branch,
 639                           elapsed_time, log_base=options.log_base)
 640             sys.exit(1)
 641         blist = buildlist(tasks, args, options.rebase, rebase_branch=options.branch)
 642         if options.tail:
 643             blist.start_tail()
 644         (status, failed_task, failed_stage, failed_tag, errstr) = blist.run()
 645         if status != 0 or errstr != "retry":
 646             break
 647         cleanup()
 648     except Exception:
 649         cleanup()
 650         raise
 651
 652 cleanup_list.append(gitroot + "/autobuild.pid")
 653
 654 blist.kill_kids()
 655 if options.tail:
 656     print("waiting for tail to flush")
 657     time.sleep(1)
 658
 659 elapsed_time = time.time() - start_time
 660 if status == 0:
 661     print errstr
 662     if options.passcmd is not None:
 663         print("Running passcmd: %s" % options.passcmd)
 664         run_cmd(options.passcmd, dir=test_master)
 665     if options.pushto is not None:
 666         push_to(options.pushto, push_branch=options.branch)
 667     if options.keeplogs or options.attach_logs:
 668         blist.tarlogs("logs.tar.gz")
 669         print("Logs in logs.tar.gz")
 670     if options.always_email:
 671         email_success(elapsed_time, log_base=options.log_base)
 672     blist.remove_logs()
 673     cleanup()
 674     print(errstr)
 675     sys.exit(0)
 676
 677 # something failed, gather a tar of the logs
 678 blist.tarlogs("logs.tar.gz")
 679
 680 if options.email is not None:
 681     email_failure(status, failed_task, failed_stage, failed_tag, errstr,
 682                   elapsed_time, log_base=options.log_base)
 683
 684 cleanup()
 685 print(errstr)
 686 print("Logs in logs.tar.gz")
 687 sys.exit(status)