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} ${PERL_VENDOR_LIB} --with-selftest-prefix=./bin/ab", "text/plain"),
  49                 ("make", "make -j", "text/plain"),
  50                 ("test", "make test FAIL_IMMEDIATELY=1", "text/plain"),
  51                 ("install", "make install", "text/plain"),
  52                 ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  53                 ("clean", "make clean", "text/plain") ],
  54
  55     "samba-ctdb" : [ ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  56
  57                      # make sure we have tdb around:
  58                      ("tdb-configure", "cd lib/tdb && PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig ./configure --bundled-libraries=NONE --abi-check --enable-debug -C ${PREFIX}", "text/plain"),
  59                      ("tdb-make", "cd lib/tdb && make", "text/plain"),
  60                      ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  61
  62                      # build and install ctdb:
  63                      ("ctdb-autogen", "cd ./ctdb && ./autogen.sh", "text/plain"),
  64                      ("ctdb-configure", "cd ./ctdb && CFLAGS=-I${PREFIX_DIR}/include LDFLAGS=-L${PREFIX_DIR}/lib ./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:$PYTHONPATH PKG_CONFIG_PATH=${PREFIX_DIR}/lib/pkgconfig:${PKG_CONFIG_PATH} ./configure.developer ${PREFIX} ${PERL_VENDOR_LIB} --with-selftest-prefix=./bin/ab --with-cluster-support --with-ctdb-dir=${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} ${PERL_VENDOR_LIB}", "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("${PREFIX_DIR}", "%s" % self.prefix)
 233         perl_vendor_lib = "--with-perl-arch-install-dir=%s/share/perl5 " % self.prefix
 234         perl_vendor_lib += "--with-perl-lib-install-dir=%s/lib/perl5" % self.prefix
 235         self.cmd = self.cmd.replace("${PERL_VENDOR_LIB}", perl_vendor_lib)
 236 #        if self.output_mime_type == "text/x-subunit":
 237 #            self.cmd += " | %s --immediate" % (os.path.join(os.path.dirname(__file__), "selftest/format-subunit"))
 238         print '%s: [%s] Running %s' % (self.name, self.stage, self.cmd)
 239         cwd = os.getcwd()
 240         os.chdir("%s/%s" % (self.sdir, self.dir))
 241         self.proc = Popen(self.cmd, shell=True,
 242                           stdout=self.stdout, stderr=self.stderr, stdin=self.stdin)
 243         os.chdir(cwd)
 244         self.next += 1
 245
 246
 247 class buildlist(object):
 248     '''handle build of multiple directories'''
 249
 250     def __init__(self, tasklist, tasknames, rebase_url, rebase_branch="master"):
 251         global tasks
 252         self.tlist = []
 253         self.tail_proc = None
 254         self.retry = None
 255         if tasknames == []:
 256             tasknames = defaulttasks
 257         for n in tasknames:
 258             b = builder(n, tasks[n])
 259             self.tlist.append(b)
 260         if options.retry:
 261             rebase_remote = "rebaseon"
 262             retry_task = [ ("retry",
 263                             '''set -e
 264                             git remote add -t %s %s %s
 265                             git fetch %s
 266                             while :; do
 267                               sleep 60
 268                               git describe %s/%s > old_remote_branch.desc
 269                               git fetch %s
 270                               git describe %s/%s > remote_branch.desc
 271                               diff old_remote_branch.desc remote_branch.desc
 272                             done
 273                            ''' % (
 274                                rebase_branch, rebase_remote, rebase_url,
 275                                rebase_remote,
 276                                rebase_remote, rebase_branch,
 277                                rebase_remote,
 278                                rebase_remote, rebase_branch
 279                            ),
 280                            "test/plain" ) ]
 281
 282             self.retry = builder('retry', retry_task)
 283             self.need_retry = False
 284
 285     def kill_kids(self):
 286         if self.tail_proc is not None:
 287             self.tail_proc.terminate()
 288             self.tail_proc.wait()
 289             self.tail_proc = None
 290         if self.retry is not None:
 291             self.retry.proc.terminate()
 292             self.retry.proc.wait()
 293             self.retry = None
 294         for b in self.tlist:
 295             if b.proc is not None:
 296                 run_cmd("killbysubdir %s > /dev/null 2>&1" % b.sdir, checkfail=False)
 297                 b.proc.terminate()
 298                 b.proc.wait()
 299                 b.proc = None
 300
 301     def wait_one(self):
 302         while True:
 303             none_running = True
 304             for b in self.tlist:
 305                 if b.proc is None:
 306                     continue
 307                 none_running = False
 308                 b.status = b.proc.poll()
 309                 if b.status is None:
 310                     continue
 311                 b.proc = None
 312                 return b
 313             if options.retry:
 314                 ret = self.retry.proc.poll()
 315                 if ret is not None:
 316                     self.need_retry = True
 317                     self.retry = None
 318                     return None
 319             if none_running:
 320                 return None
 321             time.sleep(0.1)
 322
 323     def run(self):
 324         while True:
 325             b = self.wait_one()
 326             if options.retry and self.need_retry:
 327                 self.kill_kids()
 328                 print("retry needed")
 329                 return (0, None, None, None, "retry")
 330             if b is None:
 331                 break
 332             if os.WIFSIGNALED(b.status) or os.WEXITSTATUS(b.status) != 0:
 333                 self.kill_kids()
 334                 return (b.status, b.name, b.stage, b.tag, "%s: [%s] failed '%s' with status %d" % (b.name, b.stage, b.cmd, b.status))
 335             b.start_next()
 336         self.kill_kids()
 337         return (0, None, None, None, "All OK")
 338
 339     def tarlogs(self, fname):
 340         tar = tarfile.open(fname, "w:gz")
 341         for b in self.tlist:
 342             tar.add(b.stdout_path, arcname="%s.stdout" % b.tag)
 343             tar.add(b.stderr_path, arcname="%s.stderr" % b.tag)
 344         if os.path.exists("autobuild.log"):
 345             tar.add("autobuild.log")
 346         tar.close()
 347
 348     def remove_logs(self):
 349         for b in self.tlist:
 350             os.unlink(b.stdout_path)
 351             os.unlink(b.stderr_path)
 352
 353     def start_tail(self):
 354         cwd = os.getcwd()
 355         cmd = "tail -f *.stdout *.stderr"
 356         os.chdir(gitroot)
 357         self.tail_proc = Popen(cmd, shell=True)
 358         os.chdir(cwd)
 359
 360
 361 def cleanup():
 362     if options.nocleanup:
 363         return
 364     print("Cleaning up ....")
 365     for d in cleanup_list:
 366         run_cmd("rm -rf %s" % d)
 367
 368
 369 def find_git_root():
 370     '''get to the top of the git repo'''
 371     p=os.getcwd()
 372     while p != '/':
 373         if os.path.isdir(os.path.join(p, ".git")):
 374             return p
 375         p = os.path.abspath(os.path.join(p, '..'))
 376     return None
 377
 378
 379 def daemonize(logfile):
 380     pid = os.fork()
 381     if pid == 0: # Parent
 382         os.setsid()
 383         pid = os.fork()
 384         if pid != 0: # Actual daemon
 385             os._exit(0)
 386     else: # Grandparent
 387         os._exit(0)
 388
 389     import resource      # Resource usage information.
 390     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
 391     if maxfd == resource.RLIM_INFINITY:
 392         maxfd = 1024 # Rough guess at maximum number of open file descriptors.
 393     for fd in range(0, maxfd):
 394         try:
 395             os.close(fd)
 396         except OSError:
 397             pass
 398     os.open(logfile, os.O_RDWR | os.O_CREAT)
 399     os.dup2(0, 1)
 400     os.dup2(0, 2)
 401
 402 def write_pidfile(fname):
 403     '''write a pid file, cleanup on exit'''
 404     f = open(fname, mode='w')
 405     f.write("%u\n" % os.getpid())
 406     f.close()
 407
 408
 409 def rebase_tree(rebase_url, rebase_branch = "master"):
 410     rebase_remote = "rebaseon"
 411     print("Rebasing on %s" % rebase_url)
 412     run_cmd("git describe HEAD", show=True, dir=test_master)
 413     run_cmd("git remote add -t %s %s %s" %
 414             (rebase_branch, rebase_remote, rebase_url),
 415             show=True, dir=test_master)
 416     run_cmd("git fetch %s" % rebase_remote, show=True, dir=test_master)
 417     if options.fix_whitespace:
 418         run_cmd("git rebase --force-rebase --whitespace=fix %s/%s" %
 419                 (rebase_remote, rebase_branch),
 420                 show=True, dir=test_master)
 421     else:
 422         run_cmd("git rebase --force-rebase %s/%s" %
 423                 (rebase_remote, rebase_branch),
 424                 show=True, dir=test_master)
 425     diff = run_cmd("git --no-pager diff HEAD %s/%s" %
 426                    (rebase_remote, rebase_branch),
 427                    dir=test_master, output=True)
 428     if diff == '':
 429         print("No differences between HEAD and %s/%s - exiting" %
 430               (rebase_remote, rebase_branch))
 431         sys.exit(0)
 432     run_cmd("git describe %s/%s" %
 433             (rebase_remote, rebase_branch),
 434             show=True, dir=test_master)
 435     run_cmd("git describe HEAD", show=True, dir=test_master)
 436     run_cmd("git --no-pager diff --stat HEAD %s/%s" %
 437             (rebase_remote, rebase_branch),
 438             show=True, dir=test_master)
 439
 440 def push_to(push_url, push_branch = "master"):
 441     push_remote = "pushto"
 442     print("Pushing to %s" % push_url)
 443     if options.mark:
 444         run_cmd("git config --replace-all core.editor script/commit_mark.sh", dir=test_master)
 445         run_cmd("git commit --amend -c HEAD", dir=test_master)
 446         # the notes method doesn't work yet, as metze hasn't allowed refs/notes/* in master
 447         # run_cmd("EDITOR=script/commit_mark.sh git notes edit HEAD", dir=test_master)
 448     run_cmd("git remote add -t %s %s %s" %
 449             (push_branch, push_remote, push_url),
 450             show=True, dir=test_master)
 451     run_cmd("git push %s +HEAD:%s" %
 452             (push_remote, push_branch),
 453             show=True, dir=test_master)
 454
 455 def_testbase = os.getenv("AUTOBUILD_TESTBASE", "/memdisk/%s" % os.getenv('USER'))
 456
 457 gitroot = find_git_root()
 458 if gitroot is None:
 459     raise Exception("Failed to find git root")
 460
 461 parser = OptionParser()
 462 parser.add_option("", "--tail", help="show output while running", default=False, action="store_true")
 463 parser.add_option("", "--keeplogs", help="keep logs", default=False, action="store_true")
 464 parser.add_option("", "--nocleanup", help="don't remove test tree", default=False, action="store_true")
 465 parser.add_option("", "--testbase", help="base directory to run tests in (default %s)" % def_testbase,
 466                   default=def_testbase)
 467 parser.add_option("", "--passcmd", help="command to run on success", default=None)
 468 parser.add_option("", "--verbose", help="show all commands as they are run",
 469                   default=False, action="store_true")
 470 parser.add_option("", "--rebase", help="rebase on the given tree before testing",
 471                   default=None, type='str')
 472 parser.add_option("", "--pushto", help="push to a git url on success",
 473                   default=None, type='str')
 474 parser.add_option("", "--mark", help="add a Tested-By signoff before pushing",
 475                   default=False, action="store_true")
 476 parser.add_option("", "--fix-whitespace", help="fix whitespace on rebase",
 477                   default=False, action="store_true")
 478 parser.add_option("", "--retry", help="automatically retry if master changes",
 479                   default=False, action="store_true")
 480 parser.add_option("", "--email", help="send email to the given address on failure",
 481                   type='str', default=None)
 482 parser.add_option("", "--always-email", help="always send email, even on success",
 483                   action="store_true")
 484 parser.add_option("", "--daemon", help="daemonize after initial setup",
 485                   action="store_true")
 486 parser.add_option("", "--branch", help="the branch to work on (default=master)",
 487                   default="master", type='str')
 488 parser.add_option("", "--log-base", help="location where the logs can be found (default=cwd)",
 489                   default=gitroot, type='str')
 490
 491 def email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=None):
 492     '''send an email to options.email about the failure'''
 493     user = os.getenv("USER")
 494     if log_base is None:
 495         log_base = gitroot
 496     text = '''
 497 Dear Developer,
 498
 499 Your autobuild failed when trying to test %s with the following error:
 500    %s
 501
 502 the autobuild has been abandoned. Please fix the error and resubmit.
 503
 504 A summary of the autobuild process is here:
 505
 506   %s/autobuild.log
 507 ''' % (failed_task, errstr, log_base)
 508
 509     if failed_task != 'rebase':
 510         text += '''
 511 You can see logs of the failed task here:
 512
 513   %s/%s.stdout
 514   %s/%s.stderr
 515
 516 or you can get full logs of all tasks in this job here:
 517
 518   %s/logs.tar.gz
 519
 520 The top commit for the tree that was built was:
 521
 522 %s
 523
 524 ''' % (log_base, failed_tag, log_base, failed_tag, log_base, top_commit_msg)
 525     msg = MIMEText(text)
 526     msg['Subject'] = 'autobuild failure for task %s during %s' % (failed_task, failed_stage)
 527     msg['From'] = 'autobuild@samba.org'
 528     msg['To'] = options.email
 529
 530     s = smtplib.SMTP()
 531     s.connect()
 532     s.sendmail(msg['From'], [msg['To']], msg.as_string())
 533     s.quit()
 534
 535 def email_success(log_base=None):
 536     '''send an email to options.email about a successful build'''
 537     user = os.getenv("USER")
 538     if log_base is None:
 539         log_base = gitroot
 540     text = '''
 541 Dear Developer,
 542
 543 Your autobuild has succeeded.
 544
 545 '''
 546
 547     if options.keeplogs:
 548         text += '''
 549
 550 you can get full logs of all tasks in this job here:
 551
 552   %s/logs.tar.gz
 553
 554 ''' % log_base
 555
 556     text += '''
 557 The top commit for the tree that was built was:
 558
 559 %s
 560 ''' % top_commit_msg
 561
 562     msg = MIMEText(text)
 563     msg['Subject'] = 'autobuild success'
 564     msg['From'] = 'autobuild@samba.org'
 565     msg['To'] = options.email
 566
 567     s = smtplib.SMTP()
 568     s.connect()
 569     s.sendmail(msg['From'], [msg['To']], msg.as_string())
 570     s.quit()
 571
 572
 573 (options, args) = parser.parse_args()
 574
 575 if options.retry:
 576     if options.rebase is None:
 577         raise Exception('You can only use --retry if you also rebase')
 578
 579 testbase = "%s/b%u" % (options.testbase, os.getpid())
 580 test_master = "%s/master" % testbase
 581
 582 # get the top commit message, for emails
 583 top_commit_msg = run_cmd("git log -1", dir=gitroot, output=True)
 584
 585 try:
 586     os.makedirs(testbase)
 587 except Exception, reason:
 588     raise Exception("Unable to create %s : %s" % (testbase, reason))
 589 cleanup_list.append(testbase)
 590
 591 if options.daemon:
 592     logfile = os.path.join(testbase, "log")
 593     print "Forking into the background, writing progress to %s" % logfile
 594     daemonize(logfile)
 595
 596 write_pidfile(gitroot + "/autobuild.pid")
 597
 598 while True:
 599     try:
 600         run_cmd("rm -rf %s" % test_master)
 601         cleanup_list.append(test_master)
 602         run_cmd("git clone --shared %s %s" % (gitroot, test_master), show=True, dir=gitroot)
 603     except Exception:
 604         cleanup()
 605         raise
 606
 607     try:
 608         try:
 609             if options.rebase is not None:
 610                 rebase_tree(options.rebase, rebase_branch=options.branch)
 611         except Exception:
 612             cleanup_list.append(gitroot + "/autobuild.pid")
 613             cleanup()
 614             email_failure(-1, 'rebase', 'rebase', 'rebase',
 615                           'rebase on %s failed' % options.branch,
 616                           log_base=options.log_base)
 617             sys.exit(1)
 618         blist = buildlist(tasks, args, options.rebase, rebase_branch=options.branch)
 619         if options.tail:
 620             blist.start_tail()
 621         (status, failed_task, failed_stage, failed_tag, errstr) = blist.run()
 622         if status != 0 or errstr != "retry":
 623             break
 624         cleanup()
 625     except Exception:
 626         cleanup()
 627         raise
 628
 629 cleanup_list.append(gitroot + "/autobuild.pid")
 630
 631 blist.kill_kids()
 632 if options.tail:
 633     print("waiting for tail to flush")
 634     time.sleep(1)
 635
 636 if status == 0:
 637     print errstr
 638     if options.passcmd is not None:
 639         print("Running passcmd: %s" % options.passcmd)
 640         run_cmd(options.passcmd, dir=test_master)
 641     if options.pushto is not None:
 642         push_to(options.pushto, push_branch=options.branch)
 643     if options.keeplogs:
 644         blist.tarlogs("logs.tar.gz")
 645         print("Logs in logs.tar.gz")
 646     if options.always_email:
 647         email_success(log_base=options.log_base)
 648     blist.remove_logs()
 649     cleanup()
 650     print(errstr)
 651     sys.exit(0)
 652
 653 # something failed, gather a tar of the logs
 654 blist.tarlogs("logs.tar.gz")
 655
 656 if options.email is not None:
 657     email_failure(status, failed_task, failed_stage, failed_tag, errstr, log_base=options.log_base)
 658
 659 cleanup()
 660 print(errstr)
 661 print("Logs in logs.tar.gz")
 662 sys.exit(status)