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