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     "samba-static"  : ".",
  30     "ldb"     : "lib/ldb",
  31     "tdb"     : "lib/tdb",
  32     "talloc"  : "lib/talloc",
  33     "replace" : "lib/replace",
  34     "tevent"  : "lib/tevent",
  35     "pidl"    : "pidl",
  36     "pass"    : ".",
  37     "fail"    : ".",
  38     "retry"   : "."
  39     }
  40
  41 defaulttasks = [ "ctdb", "samba", "samba-xc", "samba-ctdb", "samba-libs", "samba-static", "ldb", "tdb", "talloc", "replace", "tevent", "pidl" ]
  42
  43 samba_configure_params = " --picky-developer ${PREFIX} ${EXTRA_PYTHON} --with-profiling-data"
  44
  45 samba_libs_envvars =  "PYTHONPATH=${PYTHON_PREFIX}/site-packages:$PYTHONPATH"
  46 samba_libs_envvars += " PKG_CONFIG_PATH=$PKG_CONFIG_PATH:${PREFIX_DIR}/lib/pkgconfig"
  47 samba_libs_envvars += " ADDITIONAL_CFLAGS='-Wmissing-prototypes'"
  48 samba_libs_configure_base = samba_libs_envvars + " ./configure --abi-check --enable-debug --picky-developer -C ${PREFIX} ${EXTRA_PYTHON}"
  49 samba_libs_configure_libs = samba_libs_configure_base + " --bundled-libraries=NONE"
  50 samba_libs_configure_samba = samba_libs_configure_base + " --bundled-libraries=!talloc,!pytalloc-util,!tdb,!pytdb,!ldb,!pyldb,!pyldb-util,!tevent,!pytevent"
  51
  52 if os.environ.get("AUTOBUILD_NO_EXTRA_PYTHON", "0") == "1":
  53     extra_python = ""
  54 else:
  55     extra_python = "--extra-python=/usr/bin/python3"
  56
  57 tasks = {
  58     "ctdb" : [ ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
  59                ("configure", "./configure ${PREFIX}", "text/plain"),
  60                ("make", "make all", "text/plain"),
  61                ("install", "make install", "text/plain"),
  62                ("test", "make autotest", "text/plain"),
  63                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
  64                ("clean", "make clean", "text/plain") ],
  65
  66     # We have 'test' before 'install' because, 'test' should work without 'install'
  67     "samba" : [ ("configure", "./configure.developer --with-selftest-prefix=./bin/ab" + samba_configure_params, "text/plain"),
  68                 ("make", "make -j", "text/plain"),
  69                 ("test", "make test FAIL_IMMEDIATELY=1", "text/plain"),
  70                 ("install", "make install", "text/plain"),
  71                 ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
  72                 ("clean", "make clean", "text/plain") ],
  73
  74     # Test cross-compile infrastructure
  75     "samba-xc" : [ ("configure-native", "./configure.developer --with-selftest-prefix=./bin/ab" + samba_configure_params, "text/plain"),
  76                    ("configure-cross-execute", "./configure.developer -b ./bin-xe --cross-compile --cross-execute=script/identity_cc.sh" \
  77                     " --cross-answers=./bin-xe/cross-answers.txt --with-selftest-prefix=./bin-xe/ab" + samba_configure_params, "text/plain"),
  78                    ("configure-cross-answers", "./configure.developer -b ./bin-xa --cross-compile" \
  79                     " --cross-answers=./bin-xe/cross-answers.txt --with-selftest-prefix=./bin-xa/ab" + samba_configure_params, "text/plain"),
  80                    ("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")],
  81
  82
  83     "samba-ctdb" : [ ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
  84
  85                      # make sure we have tdb around:
  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 ${PREFIX}", "text/plain"),
  87                      ("tdb-make", "cd lib/tdb && make", "text/plain"),
  88                      ("tdb-install", "cd lib/tdb && make install", "text/plain"),
  89
  90
  91                      # build samba with cluster support (also building ctdb):
  92                      ("samba-configure", "PYTHONPATH=${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"),
  93                      ("samba-make", "make", "text/plain"),
  94                      ("samba-check", "./bin/smbd -b | grep CLUSTER_SUPPORT", "text/plain"),
  95                      ("samba-install", "make install", "text/plain"),
  96                      ("ctdb-check", "test -e ${PREFIX_DIR}/sbin/ctdbd", "text/plain"),
  97
  98                      # clean up:
  99                      ("check-clean-tree", "script/clean-source-tree.sh", "text/plain"),
 100                      ("clean", "make clean", "text/plain"),
 101                      ("ctdb-clean", "cd ./ctdb && make clean", "text/plain") ],
 102
 103     "samba-libs" : [
 104                       ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
 105                       ("talloc-configure", "cd lib/talloc && " + samba_libs_configure_libs, "text/plain"),
 106                       ("talloc-make", "cd lib/talloc && make", "text/plain"),
 107                       ("talloc-install", "cd lib/talloc && make install", "text/plain"),
 108
 109                       ("tdb-configure", "cd lib/tdb && " + samba_libs_configure_libs, "text/plain"),
 110                       ("tdb-make", "cd lib/tdb && make", "text/plain"),
 111                       ("tdb-install", "cd lib/tdb && make install", "text/plain"),
 112
 113                       ("tevent-configure", "cd lib/tevent && " + samba_libs_configure_libs, "text/plain"),
 114                       ("tevent-make", "cd lib/tevent && make", "text/plain"),
 115                       ("tevent-install", "cd lib/tevent && make install", "text/plain"),
 116
 117                       ("ldb-configure", "cd lib/ldb && " + samba_libs_configure_libs, "text/plain"),
 118                       ("ldb-make", "cd lib/ldb && make", "text/plain"),
 119                       ("ldb-install", "cd lib/ldb && make install", "text/plain"),
 120
 121                       ("nondevel-configure", "./configure ${PREFIX}", "text/plain"),
 122                       ("nondevel-make", "make -j", "text/plain"),
 123                       ("nondevel-check", "./bin/smbd -b | grep WITH_NTVFS_FILESERVER && exit 1; exit 0", "text/plain"),
 124                       ("nondevel-install", "make install", "text/plain"),
 125                       ("nondevel-dist", "make dist", "text/plain"),
 126
 127                       # retry with all modules shared
 128                       ("allshared-distclean", "make distclean", "text/plain"),
 129                       ("allshared-configure", samba_libs_configure_samba + " --with-shared-modules=ALL", "text/plain"),
 130                       ("allshared-make", "make -j", "text/plain")],
 131
 132     "samba-static" : [
 133                       ("random-sleep", "script/random-sleep.sh 60 600", "text/plain"),
 134                       # build with all modules static
 135                       ("allstatic-configure", "./configure.developer " + samba_configure_params + " --with-static-modules=ALL", "text/plain"),
 136                       ("allstatic-make", "make -j", "text/plain"),
 137
 138                       # retry without any required modules
 139                       ("none-distclean", "make distclean", "text/plain"),
 140                       ("none-configure", "./configure.developer " + samba_configure_params + " --with-static-modules=!FORCED,!DEFAULT --with-shared-modules=!FORCED,!DEFAULT", "text/plain"),
 141                       ("none-make", "make -j", "text/plain"),
 142
 143                       # retry with nonshared smbd and smbtorture
 144                       ("nonshared-distclean", "make distclean", "text/plain"),
 145                       ("nonshared-configure", "./configure.developer " + samba_configure_params + " --bundled-libraries=talloc,tdb,pytdb,ldb,pyldb,tevent,pytevent --with-static-modules=ALL --nonshared-binary=smbtorture,smbd/smbd", "text/plain"),
 146                       ("nonshared-make", "make -j", "text/plain")],
 147
 148     "ldb" : [
 149               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 150               ("configure", "./configure --enable-developer -C ${PREFIX} ${EXTRA_PYTHON}", "text/plain"),
 151               ("make", "make", "text/plain"),
 152               ("install", "make install", "text/plain"),
 153               ("test", "make test", "text/plain"),
 154               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 155               ("distcheck", "make distcheck", "text/plain"),
 156               ("clean", "make clean", "text/plain") ],
 157
 158     "tdb" : [
 159               ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 160               ("configure", "./configure --enable-developer -C ${PREFIX} ${EXTRA_PYTHON}", "text/plain"),
 161               ("make", "make", "text/plain"),
 162               ("install", "make install", "text/plain"),
 163               ("test", "make test", "text/plain"),
 164               ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 165               ("distcheck", "make distcheck", "text/plain"),
 166               ("clean", "make clean", "text/plain") ],
 167
 168     "talloc" : [
 169                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 170                  ("configure", "./configure --enable-developer -C ${PREFIX} ${EXTRA_PYTHON}", "text/plain"),
 171                  ("make", "make", "text/plain"),
 172                  ("install", "make install", "text/plain"),
 173                  ("test", "make test", "text/plain"),
 174                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 175                  ("distcheck", "make distcheck", "text/plain"),
 176                  ("clean", "make clean", "text/plain") ],
 177
 178     "replace" : [
 179                   ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 180                   ("configure", "./configure --enable-developer -C ${PREFIX}", "text/plain"),
 181                   ("make", "make", "text/plain"),
 182                   ("install", "make install", "text/plain"),
 183                   ("test", "make test", "text/plain"),
 184                   ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 185                   ("distcheck", "make distcheck", "text/plain"),
 186                   ("clean", "make clean", "text/plain") ],
 187
 188     "tevent" : [
 189                  ("random-sleep", "../../script/random-sleep.sh 60 600", "text/plain"),
 190                  ("configure", "./configure --enable-developer -C ${PREFIX} ${EXTRA_PYTHON}", "text/plain"),
 191                  ("make", "make", "text/plain"),
 192                  ("install", "make install", "text/plain"),
 193                  ("test", "make test", "text/plain"),
 194                  ("check-clean-tree", "../../script/clean-source-tree.sh", "text/plain"),
 195                  ("distcheck", "make distcheck", "text/plain"),
 196                  ("clean", "make clean", "text/plain") ],
 197
 198     "pidl" : [
 199                ("random-sleep", "../script/random-sleep.sh 60 600", "text/plain"),
 200                ("configure", "perl Makefile.PL PREFIX=${PREFIX_DIR}", "text/plain"),
 201                ("touch", "touch *.yp", "text/plain"),
 202                ("make", "make", "text/plain"),
 203                ("test", "make test", "text/plain"),
 204                ("install", "make install", "text/plain"),
 205                ("checkout-yapp-generated", "git checkout lib/Parse/Pidl/IDL.pm lib/Parse/Pidl/Expr.pm", "text/plain"),
 206                ("check-clean-tree", "../script/clean-source-tree.sh", "text/plain"),
 207                ("clean", "make clean", "text/plain") ],
 208
 209     # these are useful for debugging autobuild
 210     'pass' : [ ("pass", 'echo passing && /bin/true', "text/plain") ],
 211     'fail' : [ ("fail", 'echo failing && /bin/false', "text/plain") ]
 212 }
 213
 214 def run_cmd(cmd, dir=".", show=None, output=False, checkfail=True):
 215     if show is None:
 216         show = options.verbose
 217     if show:
 218         print("Running: '%s' in '%s'" % (cmd, dir))
 219     if output:
 220         return Popen([cmd], shell=True, stdout=PIPE, cwd=dir).communicate()[0]
 221     elif checkfail:
 222         return check_call(cmd, shell=True, cwd=dir)
 223     else:
 224         return call(cmd, shell=True, cwd=dir)
 225
 226
 227 class builder(object):
 228     '''handle build of one directory'''
 229
 230     def __init__(self, name, sequence, cp=True):
 231         self.name = name
 232         self.dir = builddirs[name]
 233
 234         self.tag = self.name.replace('/', '_')
 235         self.sequence = sequence
 236         self.next = 0
 237         self.stdout_path = "%s/%s.stdout" % (gitroot, self.tag)
 238         self.stderr_path = "%s/%s.stderr" % (gitroot, self.tag)
 239         if options.verbose:
 240             print("stdout for %s in %s" % (self.name, self.stdout_path))
 241             print("stderr for %s in %s" % (self.name, self.stderr_path))
 242         run_cmd("rm -f %s %s" % (self.stdout_path, self.stderr_path))
 243         self.stdout = open(self.stdout_path, 'w')
 244         self.stderr = open(self.stderr_path, 'w')
 245         self.stdin  = open("/dev/null", 'r')
 246         self.sdir = "%s/%s" % (testbase, self.tag)
 247         self.prefix = "%s/prefix/%s" % (testbase, self.tag)
 248         run_cmd("rm -rf %s" % self.sdir)
 249         cleanup_list.append(self.sdir)
 250         cleanup_list.append(self.prefix)
 251         os.makedirs(self.sdir)
 252         run_cmd("rm -rf %s" % self.sdir)
 253         if cp:
 254             run_cmd("cp --recursive --link --archive %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 255         else:
 256             run_cmd("git clone --recursive --shared %s %s" % (test_master, self.sdir), dir=test_master, show=True)
 257         self.start_next()
 258
 259     def start_next(self):
 260         if self.next == len(self.sequence):
 261             print '%s: Completed OK' % self.name
 262             self.done = True
 263             return
 264         (self.stage, self.cmd, self.output_mime_type) = self.sequence[self.next]
 265         self.cmd = self.cmd.replace("${PYTHON_PREFIX}", get_python_lib(standard_lib=1, prefix=self.prefix))
 266         self.cmd = self.cmd.replace("${PREFIX}", "--prefix=%s" % self.prefix)
 267         self.cmd = self.cmd.replace("${EXTRA_PYTHON}", "%s" % extra_python)
 268         self.cmd = self.cmd.replace("${PREFIX_DIR}", "%s" % self.prefix)
 269 #        if self.output_mime_type == "text/x-subunit":
 270 #            self.cmd += " | %s --immediate" % (os.path.join(os.path.dirname(__file__), "selftest/format-subunit"))
 271         print '%s: [%s] Running %s' % (self.name, self.stage, self.cmd)
 272         cwd = os.getcwd()
 273         os.chdir("%s/%s" % (self.sdir, self.dir))
 274         self.proc = Popen(self.cmd, shell=True,
 275                           stdout=self.stdout, stderr=self.stderr, stdin=self.stdin)
 276         os.chdir(cwd)
 277         self.next += 1
 278
 279
 280 class buildlist(object):
 281     '''handle build of multiple directories'''
 282
 283     def __init__(self, tasklist, tasknames, rebase_url, rebase_branch="master"):
 284         global tasks
 285         self.tlist = []
 286         self.tail_proc = None
 287         self.retry = None
 288         if tasknames == []:
 289             tasknames = defaulttasks
 290         else:
 291             # If we are only running one test,
 292             # do not sleep randomly to wait for it to start
 293             os.environ['AUTOBUILD_RANDOM_SLEEP_OVERRIDE'] = '1'
 294
 295         for n in tasknames:
 296             b = builder(n, tasks[n], cp=n is not "pidl")
 297             self.tlist.append(b)
 298         if options.retry:
 299             rebase_remote = "rebaseon"
 300             retry_task = [ ("retry",
 301                             '''set -e
 302                             git remote add -t %s %s %s
 303                             git fetch %s
 304                             while :; do
 305                               sleep 60
 306                               git describe %s/%s > old_remote_branch.desc
 307                               git fetch %s
 308                               git describe %s/%s > remote_branch.desc
 309                               diff old_remote_branch.desc remote_branch.desc
 310                             done
 311                            ''' % (
 312                                rebase_branch, rebase_remote, rebase_url,
 313                                rebase_remote,
 314                                rebase_remote, rebase_branch,
 315                                rebase_remote,
 316                                rebase_remote, rebase_branch
 317                            ),
 318                            "test/plain" ) ]
 319
 320             self.retry = builder('retry', retry_task, cp=False)
 321             self.need_retry = False
 322
 323     def kill_kids(self):
 324         if self.tail_proc is not None:
 325             self.tail_proc.terminate()
 326             self.tail_proc.wait()
 327             self.tail_proc = None
 328         if self.retry is not None:
 329             self.retry.proc.terminate()
 330             self.retry.proc.wait()
 331             self.retry = None
 332         for b in self.tlist:
 333             if b.proc is not None:
 334                 run_cmd("killbysubdir %s > /dev/null 2>&1" % b.sdir, checkfail=False)
 335                 b.proc.terminate()
 336                 b.proc.wait()
 337                 b.proc = None
 338
 339     def wait_one(self):
 340         while True:
 341             none_running = True
 342             for b in self.tlist:
 343                 if b.proc is None:
 344                     continue
 345                 none_running = False
 346                 b.status = b.proc.poll()
 347                 if b.status is None:
 348                     continue
 349                 b.proc = None
 350                 return b
 351             if options.retry:
 352                 ret = self.retry.proc.poll()
 353                 if ret is not None:
 354                     self.need_retry = True
 355                     self.retry = None
 356                     return None
 357             if none_running:
 358                 return None
 359             time.sleep(0.1)
 360
 361     def run(self):
 362         while True:
 363             b = self.wait_one()
 364             if options.retry and self.need_retry:
 365                 self.kill_kids()
 366                 print("retry needed")
 367                 return (0, None, None, None, "retry")
 368             if b is None:
 369                 break
 370             if os.WIFSIGNALED(b.status) or os.WEXITSTATUS(b.status) != 0:
 371                 self.kill_kids()
 372                 return (b.status, b.name, b.stage, b.tag, "%s: [%s] failed '%s' with status %d" % (b.name, b.stage, b.cmd, b.status))
 373             b.start_next()
 374         self.kill_kids()
 375         return (0, None, None, None, "All OK")
 376
 377     def write_system_info(self):
 378         filename = 'system-info.txt'
 379         f = open(filename, 'w')
 380         for cmd in ['uname -a', 'free', 'cat /proc/cpuinfo']:
 381             print >>f, '### %s' % cmd
 382             print >>f, run_cmd(cmd, output=True, checkfail=False)
 383             print >>f
 384         f.close()
 385         return filename
 386
 387     def tarlogs(self, fname):
 388         tar = tarfile.open(fname, "w:gz")
 389         for b in self.tlist:
 390             tar.add(b.stdout_path, arcname="%s.stdout" % b.tag)
 391             tar.add(b.stderr_path, arcname="%s.stderr" % b.tag)
 392         if os.path.exists("autobuild.log"):
 393             tar.add("autobuild.log")
 394         sys_info = self.write_system_info()
 395         tar.add(sys_info)
 396         tar.close()
 397
 398     def remove_logs(self):
 399         for b in self.tlist:
 400             os.unlink(b.stdout_path)
 401             os.unlink(b.stderr_path)
 402
 403     def start_tail(self):
 404         cwd = os.getcwd()
 405         cmd = "tail -f *.stdout *.stderr"
 406         os.chdir(gitroot)
 407         self.tail_proc = Popen(cmd, shell=True)
 408         os.chdir(cwd)
 409
 410
 411 def cleanup():
 412     if options.nocleanup:
 413         return
 414     print("Cleaning up ....")
 415     for d in cleanup_list:
 416         run_cmd("rm -rf %s" % d)
 417
 418
 419 def find_git_root():
 420     '''get to the top of the git repo'''
 421     p=os.getcwd()
 422     while p != '/':
 423         if os.path.isdir(os.path.join(p, ".git")):
 424             return p
 425         p = os.path.abspath(os.path.join(p, '..'))
 426     return None
 427
 428
 429 def daemonize(logfile):
 430     pid = os.fork()
 431     if pid == 0: # Parent
 432         os.setsid()
 433         pid = os.fork()
 434         if pid != 0: # Actual daemon
 435             os._exit(0)
 436     else: # Grandparent
 437         os._exit(0)
 438
 439     import resource      # Resource usage information.
 440     maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
 441     if maxfd == resource.RLIM_INFINITY:
 442         maxfd = 1024 # Rough guess at maximum number of open file descriptors.
 443     for fd in range(0, maxfd):
 444         try:
 445             os.close(fd)
 446         except OSError:
 447             pass
 448     os.open(logfile, os.O_RDWR | os.O_CREAT)
 449     os.dup2(0, 1)
 450     os.dup2(0, 2)
 451
 452 def write_pidfile(fname):
 453     '''write a pid file, cleanup on exit'''
 454     f = open(fname, mode='w')
 455     f.write("%u\n" % os.getpid())
 456     f.close()
 457
 458
 459 def rebase_tree(rebase_url, rebase_branch = "master"):
 460     rebase_remote = "rebaseon"
 461     print("Rebasing on %s" % rebase_url)
 462     run_cmd("git describe HEAD", show=True, dir=test_master)
 463     run_cmd("git remote add -t %s %s %s" %
 464             (rebase_branch, rebase_remote, rebase_url),
 465             show=True, dir=test_master)
 466     run_cmd("git fetch %s" % rebase_remote, show=True, dir=test_master)
 467     if options.fix_whitespace:
 468         run_cmd("git rebase --force-rebase --whitespace=fix %s/%s" %
 469                 (rebase_remote, rebase_branch),
 470                 show=True, dir=test_master)
 471     else:
 472         run_cmd("git rebase --force-rebase %s/%s" %
 473                 (rebase_remote, rebase_branch),
 474                 show=True, dir=test_master)
 475     diff = run_cmd("git --no-pager diff HEAD %s/%s" %
 476                    (rebase_remote, rebase_branch),
 477                    dir=test_master, output=True)
 478     if diff == '':
 479         print("No differences between HEAD and %s/%s - exiting" %
 480               (rebase_remote, rebase_branch))
 481         sys.exit(0)
 482     run_cmd("git describe %s/%s" %
 483             (rebase_remote, rebase_branch),
 484             show=True, dir=test_master)
 485     run_cmd("git describe HEAD", show=True, dir=test_master)
 486     run_cmd("git --no-pager diff --stat HEAD %s/%s" %
 487             (rebase_remote, rebase_branch),
 488             show=True, dir=test_master)
 489
 490 def push_to(push_url, push_branch = "master"):
 491     push_remote = "pushto"
 492     print("Pushing to %s" % push_url)
 493     if options.mark:
 494         run_cmd("git config --replace-all core.editor script/commit_mark.sh", dir=test_master)
 495         run_cmd("git commit --amend -c HEAD", dir=test_master)
 496         # the notes method doesn't work yet, as metze hasn't allowed refs/notes/* in master
 497         # run_cmd("EDITOR=script/commit_mark.sh git notes edit HEAD", dir=test_master)
 498     run_cmd("git remote add -t %s %s %s" %
 499             (push_branch, push_remote, push_url),
 500             show=True, dir=test_master)
 501     run_cmd("git push %s +HEAD:%s" %
 502             (push_remote, push_branch),
 503             show=True, dir=test_master)
 504
 505 def_testbase = os.getenv("AUTOBUILD_TESTBASE", "/memdisk/%s" % os.getenv('USER'))
 506
 507 gitroot = find_git_root()
 508 if gitroot is None:
 509     raise Exception("Failed to find git root")
 510
 511 parser = OptionParser()
 512 parser.add_option("", "--tail", help="show output while running", default=False, action="store_true")
 513 parser.add_option("", "--keeplogs", help="keep logs", default=False, action="store_true")
 514 parser.add_option("", "--nocleanup", help="don't remove test tree", default=False, action="store_true")
 515 parser.add_option("", "--testbase", help="base directory to run tests in (default %s)" % def_testbase,
 516                   default=def_testbase)
 517 parser.add_option("", "--passcmd", help="command to run on success", default=None)
 518 parser.add_option("", "--verbose", help="show all commands as they are run",
 519                   default=False, action="store_true")
 520 parser.add_option("", "--rebase", help="rebase on the given tree before testing",
 521                   default=None, type='str')
 522 parser.add_option("", "--pushto", help="push to a git url on success",
 523                   default=None, type='str')
 524 parser.add_option("", "--mark", help="add a Tested-By signoff before pushing",
 525                   default=False, action="store_true")
 526 parser.add_option("", "--fix-whitespace", help="fix whitespace on rebase",
 527                   default=False, action="store_true")
 528 parser.add_option("", "--retry", help="automatically retry if master changes",
 529                   default=False, action="store_true")
 530 parser.add_option("", "--email", help="send email to the given address on failure",
 531                   type='str', default=None)
 532 parser.add_option("", "--email-from", help="send email from the given address",
 533                   type='str', default="autobuild@samba.org")
 534 parser.add_option("", "--email-server", help="send email via the given server",
 535                   type='str', default='localhost')
 536 parser.add_option("", "--always-email", help="always send email, even on success",
 537                   action="store_true")
 538 parser.add_option("", "--daemon", help="daemonize after initial setup",
 539                   action="store_true")
 540 parser.add_option("", "--branch", help="the branch to work on (default=master)",
 541                   default="master", type='str')
 542 parser.add_option("", "--log-base", help="location where the logs can be found (default=cwd)",
 543                   default=gitroot, type='str')
 544 parser.add_option("", "--attach-logs", help="Attach logs to mails sent on success/failure?",
 545                   default=False, action="store_true")
 546
 547 def send_email(subject, text, log_tar):
 548     outer = MIMEMultipart()
 549     outer['Subject'] = subject
 550     outer['To'] = options.email
 551     outer['From'] = options.email_from
 552     outer['Date'] = email.utils.formatdate(localtime = True)
 553     outer.preamble = 'Autobuild mails are now in MIME because we optionally attach the logs.\n'
 554     outer.attach(MIMEText(text, 'plain'))
 555     if options.attach_logs:
 556         fp = open(log_tar, 'rb')
 557         msg = MIMEApplication(fp.read(), 'gzip', email.encoders.encode_base64)
 558         fp.close()
 559         # Set the filename parameter
 560         msg.add_header('Content-Disposition', 'attachment', filename=os.path.basename(log_tar))
 561         outer.attach(msg)
 562     content = outer.as_string()
 563     s = smtplib.SMTP(options.email_server)
 564     s.sendmail(options.email_from, [options.email], content)
 565     s.set_debuglevel(1)
 566     s.quit()
 567
 568 def email_failure(status, failed_task, failed_stage, failed_tag, errstr,
 569                   elapsed_time, log_base=None):
 570     '''send an email to options.email about the failure'''
 571     elapsed_minutes = elapsed_time / 60.0
 572     user = os.getenv("USER")
 573     if log_base is None:
 574         log_base = gitroot
 575     text = '''
 576 Dear Developer,
 577
 578 Your autobuild on %s failed after %.1f minutes
 579 when trying to test %s with the following error:
 580
 581    %s
 582
 583 the autobuild has been abandoned. Please fix the error and resubmit.
 584
 585 A summary of the autobuild process is here:
 586
 587   %s/autobuild.log
 588 ''' % (platform.node(), elapsed_minutes, failed_task, errstr, log_base)
 589
 590     if failed_task != 'rebase':
 591         text += '''
 592 You can see logs of the failed task here:
 593
 594   %s/%s.stdout
 595   %s/%s.stderr
 596
 597 or you can get full logs of all tasks in this job here:
 598
 599   %s/logs.tar.gz
 600
 601 The top commit for the tree that was built was:
 602
 603 %s
 604
 605 ''' % (log_base, failed_tag, log_base, failed_tag, log_base, top_commit_msg)
 606
 607     logs = os.path.join(gitroot, 'logs.tar.gz')
 608     send_email('autobuild failure on %s for task %s during %s'
 609                % (platform.node(), failed_task, failed_stage),
 610                text, logs)
 611
 612 def email_success(elapsed_time, log_base=None):
 613     '''send an email to options.email about a successful build'''
 614     user = os.getenv("USER")
 615     if log_base is None:
 616         log_base = gitroot
 617     text = '''
 618 Dear Developer,
 619
 620 Your autobuild on %s has succeeded after %.1f minutes.
 621
 622 ''' % (platform.node(), elapsed_time / 60.)
 623
 624     if options.keeplogs:
 625         text += '''
 626
 627 you can get full logs of all tasks in this job here:
 628
 629   %s/logs.tar.gz
 630
 631 ''' % log_base
 632
 633     text += '''
 634 The top commit for the tree that was built was:
 635
 636 %s
 637 ''' % top_commit_msg
 638
 639     logs = os.path.join(gitroot, 'logs.tar.gz')
 640     send_email('autobuild sucess on %s ' % platform.node(),
 641                text, logs)
 642
 643
 644 (options, args) = parser.parse_args()
 645
 646 if options.retry:
 647     if options.rebase is None:
 648         raise Exception('You can only use --retry if you also rebase')
 649
 650 testbase = "%s/b%u" % (options.testbase, os.getpid())
 651 test_master = "%s/master" % testbase
 652
 653 # get the top commit message, for emails
 654 top_commit_msg = run_cmd("git log -1", dir=gitroot, output=True)
 655
 656 try:
 657     os.makedirs(testbase)
 658 except Exception, reason:
 659     raise Exception("Unable to create %s : %s" % (testbase, reason))
 660 cleanup_list.append(testbase)
 661
 662 if options.daemon:
 663     logfile = os.path.join(testbase, "log")
 664     print "Forking into the background, writing progress to %s" % logfile
 665     daemonize(logfile)
 666
 667 write_pidfile(gitroot + "/autobuild.pid")
 668
 669 start_time = time.time()
 670
 671 while True:
 672     try:
 673         run_cmd("rm -rf %s" % test_master)
 674         cleanup_list.append(test_master)
 675         run_cmd("git clone --recursive --shared %s %s" % (gitroot, test_master), show=True, dir=gitroot)
 676     except Exception:
 677         cleanup()
 678         raise
 679
 680     try:
 681         try:
 682             if options.rebase is not None:
 683                 rebase_tree(options.rebase, rebase_branch=options.branch)
 684         except Exception:
 685             cleanup_list.append(gitroot + "/autobuild.pid")
 686             cleanup()
 687             elapsed_time = time.time() - start_time
 688             email_failure(-1, 'rebase', 'rebase', 'rebase',
 689                           'rebase on %s failed' % options.branch,
 690                           elapsed_time, log_base=options.log_base)
 691             sys.exit(1)
 692         blist = buildlist(tasks, args, options.rebase, rebase_branch=options.branch)
 693         if options.tail:
 694             blist.start_tail()
 695         (status, failed_task, failed_stage, failed_tag, errstr) = blist.run()
 696         if status != 0 or errstr != "retry":
 697             break
 698         cleanup()
 699     except Exception:
 700         cleanup()
 701         raise
 702
 703 cleanup_list.append(gitroot + "/autobuild.pid")
 704
 705 blist.kill_kids()
 706 if options.tail:
 707     print("waiting for tail to flush")
 708     time.sleep(1)
 709
 710 elapsed_time = time.time() - start_time
 711 if status == 0:
 712     print errstr
 713     if options.passcmd is not None:
 714         print("Running passcmd: %s" % options.passcmd)
 715         run_cmd(options.passcmd, dir=test_master)
 716     if options.pushto is not None:
 717         push_to(options.pushto, push_branch=options.branch)
 718     if options.keeplogs or options.attach_logs:
 719         blist.tarlogs("logs.tar.gz")
 720         print("Logs in logs.tar.gz")
 721     if options.always_email:
 722         email_success(elapsed_time, log_base=options.log_base)
 723     blist.remove_logs()
 724     cleanup()
 725     print(errstr)
 726     sys.exit(0)
 727
 728 # something failed, gather a tar of the logs
 729 blist.tarlogs("logs.tar.gz")
 730
 731 if options.email is not None:
 732     email_failure(status, failed_task, failed_stage, failed_tag, errstr,
 733                   elapsed_time, log_base=options.log_base)
 734 else:
 735     elapsed_minutes = elapsed_time / 60.0
 736     print '''
 737
 738 ####################################################################
 739
 740 AUTOBUILD FAILURE
 741
 742 Your autobuild on %s failed after %.1f minutes
 743 when trying to test %s with the following error:
 744
 745    %s
 746
 747 the autobuild has been abandoned. Please fix the error and resubmit.
 748
 749 ####################################################################
 750
 751 ''' % (platform.node(), elapsed_minutes, failed_task, errstr)
 752
 753 cleanup()
 754 print(errstr)
 755 print("Logs in logs.tar.gz")
 756 sys.exit(status)