# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-import ConfigParser
+from cStringIO import StringIO
+import collections
import hashlib
import os
import re
import time
-import util
-class BuildStatus(object):
+class BuildSummary(object):
- def __init__(self, stages, other_failures):
- self.stages = stages
- self.other_failures = other_failures
+ def __init__(self, host, tree, compiler, revision, status):
+ self.host = host
+ self.tree = tree
+ self.compiler = compiler
+ self.revision = revision
+ self.status = status
- def __str__(self):
- return repr((self.stages, self.other_failures))
+BuildStageResult = collections.namedtuple("BuildStageResult", "name result")
-def check_dir_exists(kind, path):
- if not os.path.isdir(path):
- raise Exception("%s directory %s does not exist" % (kind, path))
+class MissingRevisionInfo(Exception):
+ """Revision info could not be found in the build log."""
-def build_status_from_logs(log, err):
- """get status of build"""
- m = re.search("TEST STATUS:(\s*\d+)", log)
- if m:
- tstatus = int(m.group(1).strip())
- else:
- m = re.search("ACTION (PASSED|FAILED): test", log)
- if m:
- test_failures = len(re.findall("testsuite-(failure|error): ", log))
- test_successes = len(re.findall("testsuite-success: ", log))
- if test_successes > 0:
- tstatus = test_failures
- else:
- tstatus = 255
- if m.group(1) == "FAILED" and tstatus == 0:
- tstatus = -1
+ def __init__(self, build=None):
+ self.build = build
+
+
+class LogFileMissing(Exception):
+ """Log file missing."""
+
+
+class BuildStatus(object):
+
+ def __init__(self, stages=None, other_failures=None):
+ if stages is not None:
+ self.stages = [BuildStageResult(n, r) for (n, r) in stages]
+ else:
+ self.stages = []
+ if other_failures is not None:
+ self.other_failures = other_failures
else:
- tstatus = None
+ self.other_failures = set()
- m = re.search("INSTALL STATUS:(\s*\d+)", log)
- if m:
- istatus = int(m.group(1).strip())
- else:
- istatus = None
+ @property
+ def failed(self):
+ if self.other_failures:
+ return True
+ return not all([x.result == 0 for x in self.stages])
- m = re.search("BUILD STATUS:(\s*\d+)", log)
- if m:
- bstatus = int(m.group(1).strip())
- else:
- bstatus = None
+ def __serialize__(self):
+ return repr(self)
- m = re.search("CONFIGURE STATUS:(\s*\d+)", log)
- if m:
- cstatus = int(m.group(1).strip())
- else:
- cstatus = None
+ @classmethod
+ def __deserialize__(cls, text):
+ return eval(text)
- other_failures = set()
- m = re.search("(PANIC|INTERNAL ERROR):.*", log)
- if m:
- other_failures.add("panic")
+ def __str__(self):
+ if self.other_failures:
+ return ",".join(self.other_failures)
+ return "/".join([str(x.result) for x in self.stages])
- if "No space left on device" in err or "No space left on device" in log:
- other_failures.add("disk full")
+ def broken_host(self):
+ if "disk full" in self.other_failures:
+ return True
+ return False
- if "maximum runtime exceeded" in log:
- other_failures.add("timeout")
+ def regressed_since(self, older):
+ """Check if this build has regressed since another build."""
+ if "disk full" in self.other_failures:
+ return False
+ if "timeout" in self.other_failures and "timeout" in older.other_failures:
+ # When the timeout happens exactly can differ slightly, so it's okay
+ # if the numbers are a bit different..
+ return False
+ if "panic" in self.other_failures and not "panic" in older.other_failures:
+ return True
+ if len(self.stages) < len(older.stages):
+ # Less stages completed
+ return True
+ for ((old_name, old_result), (new_name, new_result)) in zip(
+ older.stages, self.stages):
+ assert old_name == new_name
+ if new_result > old_result:
+ return True
+ return False
- stages = (cstatus, bstatus, istatus, tstatus)
+ def __cmp__(self, other):
+ other_extra = other.other_failures - self.other_failures
+ self_extra = self.other_failures - other.other_failures
+ # Give more importance to other failures
+ if other_extra:
+ return 1
+ if self_extra:
+ return -1
+
+ la = len(self.stages)
+ lb = len(other.stages)
+ if la > lb:
+ return 1
+ elif lb > la:
+ return -1
+ else:
+ return cmp(other.stages, self.stages)
- m = re.search("CC_CHECKER STATUS:(\s*\d+)", log)
- if m:
- stages = stages + (int(m.group(1).strip()),)
+ def __repr__(self):
+ return "%s(%r, %r)" % (self.__class__.__name__, self.stages, self.other_failures)
- return BuildStatus(stages, other_failures)
+def check_dir_exists(kind, path):
+ if not os.path.isdir(path):
+ raise Exception("%s directory %s does not exist" % (kind, path))
-def lcov_extract_percentage(text):
- m = re.search('\<td class="headerItem".*?\>Code\ \;covered\:\<\/td\>.*?\n.*?\<td class="headerValue".*?\>([0-9.]+) \%', text)
- if m:
- return m.group(1)
- else:
- return None
+
+def build_status_from_logs(log, err):
+ """get status of build"""
+ # FIXME: Perhaps also extract revision here?
+
+ test_failures = 0
+ test_successes = 0
+ test_seen = 0
+ ret = BuildStatus()
+
+ stages = []
+ re_status = re.compile("^([A-Z_]+) STATUS:(\s*\d+)$")
+ re_action = re.compile("^ACTION (PASSED|FAILED):\s+test$")
+
+ for l in log:
+ if l.startswith("No space left on device"):
+ ret.other_failures.add("disk full")
+ continue
+ if "maximum runtime exceeded" in l: # Ugh.
+ ret.other_failures.add("timeout")
+ continue
+ if l.startswith("PANIC:") or l.startswith("INTERNAL ERROR:"):
+ ret.other_failures.add("panic")
+ continue
+ if l.startswith("testsuite-failure: ") or l.startswith("testsuite-error: "):
+ test_failures += 1
+ continue
+ if l.startswith("testsuite-success: "):
+ test_successes += 1
+ continue
+ m = re_status.match(l)
+ if m:
+ stages.append(BuildStageResult(m.group(1), int(m.group(2).strip())))
+ if m.group(1) == "TEST":
+ test_seen = 1
+ continue
+ m = re_action.match(l)
+ if m and not test_seen:
+ if m.group(1) == "PASSED":
+ stages.append(BuildStageResult("TEST", 0))
+ else:
+ stages.append(BuildStageResult("TEST", 1))
+ continue
+
+ # Scan err file for specific errors
+ for l in err:
+ if "No space left on device" in l:
+ ret.other_failures.add("disk full")
+
+ def map_stage(sr):
+ if sr.name != "TEST":
+ return sr
+ # TEST is special
+ if test_successes + test_failures == 0:
+ # No granular test output
+ return BuildStageResult("TEST", sr.result)
+ if sr.result == 1 and test_failures == 0:
+ ret.other_failures.add("inconsistent test result")
+ return BuildStageResult("TEST", -1)
+ return BuildStageResult("TEST", test_failures)
+
+ ret.stages = map(map_stage, stages)
+ return ret
+
+
+def revision_from_log(log):
+ revid = None
+ timestamp = None
+ for l in log:
+ if l.startswith("BUILD COMMIT REVISION: "):
+ revid = l.split(":", 1)[1].strip()
+ elif l.startswith("BUILD COMMIT TIME"):
+ timestamp = l.split(":", 1)[1].strip()
+ if revid is None:
+ raise MissingRevisionInfo()
+ return (revid, timestamp)
class NoSuchBuildError(Exception):
self.rev = rev
-class Tree(object):
- """A tree to build."""
-
- def __init__(self, name, scm, repo, branch, subdir="", srcdir=""):
- self.name = name
- self.repo = repo
- self.scm = scm
- self.branch = branch
- self.subdir = subdir
- self.srcdir = srcdir
- self.scm = scm
-
- def __repr__(self):
- return "<%s %r>" % (self.__class__.__name__, self.name)
-
-
class Build(object):
"""A single build of a tree on a particular host using a particular compiler.
"""
- def __init__(self, store, tree, host, compiler, rev=None):
- self._store = store
+ def __init__(self, basename, tree, host, compiler, rev=None):
+ self.basename = basename
self.tree = tree
self.host = host
self.compiler = compiler
- self.rev = rev
+ self.revision = rev
+
+ def __cmp__(self, other):
+ return cmp(
+ (self.upload_time, self.revision, self.host, self.tree, self.compiler),
+ (other.upload_time, other.revision, other.host, other.tree, other.compiler))
+
+ def __eq__(self, other):
+ return (isinstance(other, Build) and
+ self.log_checksum() == other.log_checksum())
- ###################
- # the mtime age is used to determine if builds are still happening
- # on a host.
- # the ctime age is used to determine when the last real build happened
+ def __repr__(self):
+ if self.revision is not None:
+ return "<%s: revision %s of %s on %s using %s>" % (self.__class__.__name__, self.revision, self.tree, self.host, self.compiler)
+ else:
+ return "<%s: %s on %s using %s>" % (self.__class__.__name__, self.tree, self.host, self.compiler)
- def age_mtime(self):
- """get the age of build from mtime"""
- file = self._store.build_fname(self.tree, self.host, self.compiler, self.rev)
+ def remove_logs(self):
+ # In general, basename.log should *always* exist.
+ if os.path.exists(self.basename+".log"):
+ os.unlink(self.basename + ".log")
+ if os.path.exists(self.basename+".err"):
+ os.unlink(self.basename+".err")
- st = os.stat("%s.log" % file)
- return time.time() - st.st_mtime
+ def remove(self):
+ self.remove_logs()
- def age_ctime(self):
- """get the age of build from ctime"""
- file = self._store.build_fname(self.tree, self.host, self.compiler, self.rev)
+ @property
+ def upload_time(self):
+ """get timestamp of build"""
+ st = os.stat("%s.log" % self.basename)
+ return st.st_mtime
- st = os.stat("%s.log" % file)
- return time.time() - st.st_ctime
+ @property
+ def age(self):
+ """get the age of build"""
+ return time.time() - self.upload_time
def read_log(self):
"""read full log file"""
- return open(self._store.build_fname(self.tree, self.host, self.compiler, self.rev)+".log", "r")
+ try:
+ return open(self.basename+".log", "r")
+ except IOError:
+ raise LogFileMissing()
def read_err(self):
"""read full err file"""
- return util.FileLoad(self._store.build_fname(self.tree, self.host, self.compiler, self.rev)+".err")
+ try:
+ return open(self.basename+".err", 'r')
+ except IOError:
+ # No such file
+ return StringIO()
def log_checksum(self):
f = self.read_log()
finally:
f.close()
+ def summary(self):
+ (revid, timestamp) = self.revision_details()
+ status = self.status()
+ return BuildSummary(self.host, self.tree, self.compiler, revid, status)
+
def revision_details(self):
"""get the revision of build
:return: Tuple with revision id and timestamp (if available)
"""
- file = self._store.build_fname(self.tree, self.host, self.compiler, self.rev)
-
- revid = None
- timestamp = None
- f = open("%s.log" % file, 'r')
+ f = self.read_log()
try:
- for l in f.readlines():
- if l.startswith("BUILD COMMIT REVISION: "):
- revid = l.split(":", 1)[1].strip()
- elif l.startswith("BUILD REVISION: ") and not revid:
- revid = l.split(":", 1)[1].strip()
- elif l.startswith("BUILD COMMIT TIME"):
- timestamp = l.split(":", 1)[1].strip()
+ return revision_from_log(f)
finally:
f.close()
- return (revid, timestamp)
-
def status(self):
"""get status of build
:return: tuple with build status
"""
-
- f = self.read_log()
+ log = self.read_log()
try:
- log = f.read()
+ err = self.read_err()
+ try:
+ return build_status_from_logs(log, err)
+ finally:
+ err.close()
finally:
- f.close()
- err = self.read_err()
-
- return build_status_from_logs(log, err)
+ log.close()
def err_count(self):
"""get status of build"""
- file = self._store.build_fname(self.tree, self.host, self.compiler, self.rev)
-
- try:
- err = util.FileLoad("%s.err" % file)
- except OSError:
- # File does not exist
- return 0
+ file = self.read_err()
+ return len(file.readlines())
- return util.count_lines(err)
+class UploadBuildResultStore(object):
-class CachingBuild(Build):
- """Build subclass that caches some of the results that are expensive
- to calculate."""
-
- def revision_details(self):
- file = self._store.build_fname(self.tree, self.host, self.compiler, self.rev)
- cachef = self._store.cache_fname(self.tree, self.host, self.compiler, self.rev)
- st1 = os.stat("%s.log" % file)
-
- try:
- st2 = os.stat("%s.revision" % cachef)
- except OSError:
- # File does not exist
- st2 = None
-
- # the ctime/mtime asymmetry is needed so we don't get fooled by
- # the mtime update from rsync
- if st2 and st1.st_ctime <= st2.st_mtime:
- (revid, timestamp) = util.FileLoad("%s.revision" % cachef).split(":", 1)
- if timestamp == "":
- return (revid, None)
- else:
- return (revid, timestamp)
- (revid, timestamp) = super(CachingBuild, self).revision_details()
- if not self._store.readonly:
- util.FileSave("%s.revision" % cachef, "%s:%s" % (revid, timestamp or ""))
- return (revid, timestamp)
-
- def err_count(self):
- file = self._store.build_fname(self.tree, self.host, self.compiler, self.rev)
- cachef = self._store.cache_fname(self.tree, self.host, self.compiler, self.rev)
- st1 = os.stat("%s.err" % file)
-
- try:
- st2 = os.stat("%s.errcount" % cachef)
- except OSError:
- # File does not exist
- st2 = None
-
- if st2 and st1.st_ctime <= st2.st_mtime:
- return util.FileLoad("%s.errcount" % cachef)
-
- ret = super(CachingBuild, self).err_count()
-
- if not self._store.readonly:
- util.FileSave("%s.errcount" % cachef, str(ret))
-
- return ret
-
- def status(self):
- file = self._store.build_fname(self.tree, self.host, self.compiler, self.rev)
- cachefile = self._store.cache_fname(self.tree, self.host, self.compiler, self.rev)+".status"
-
- st1 = os.stat("%s.log" % file)
-
- try:
- st2 = os.stat(cachefile)
- except OSError:
- # No such file
- st2 = None
-
- if st2 and st1.st_ctime <= st2.st_mtime:
- return BuildStatus(*eval(util.FileLoad(cachefile)))
-
- ret = super(CachingBuild, self).status()
+ def __init__(self, path):
+ """Open the database.
- if not self._store.readonly:
- util.FileSave(cachefile, str(ret))
+ :param path: Build result base directory
+ """
+ self.path = path
- return ret
+ def get_new_builds(self):
+ for name in os.listdir(self.path):
+ try:
+ (build, tree, host, compiler, extension) = name.split(".")
+ except ValueError:
+ continue
+ if build != "build" or extension != "log":
+ continue
+ yield self.get_build(tree, host, compiler)
+ def build_fname(self, tree, host, compiler):
+ return os.path.join(self.path, "build.%s.%s.%s" % (tree, host, compiler))
+ def has_host(self, host):
+ for name in os.listdir(self.path):
+ try:
+ if name.split(".")[2] == host:
+ return True
+ except IndexError:
+ pass
+ return False
-def read_trees_from_conf(path):
- """Read trees from a configuration file."""
- ret = {}
- cfp = ConfigParser.ConfigParser()
- cfp.readfp(open(path))
- for s in cfp.sections():
- ret[s] = Tree(name=s, **dict(cfp.items(s)))
- return ret
+ def get_build(self, tree, host, compiler):
+ basename = self.build_fname(tree, host, compiler)
+ logf = "%s.log" % basename
+ if not os.path.exists(logf):
+ raise NoSuchBuildError(tree, host, compiler)
+ return Build(basename, tree, host, compiler)
class BuildResultStore(object):
"""The build farm build result database."""
- OLDAGE = 60*60*4,
- DEADAGE = 60*60*24*4
- LCOVHOST = "magni"
-
- def __init__(self, basedir, readonly=False):
+ def __init__(self, path):
"""Open the database.
- :param basedir: Build result base directory
- :param readonly: Whether to avoid saving cache files
+ :param path: Build result base directory
"""
- self.basedir = basedir
- check_dir_exists("base", self.basedir)
- self.readonly = readonly
-
- self.webdir = os.path.join(basedir, "web")
- check_dir_exists("web", self.webdir)
-
- self.datadir = os.path.join(basedir, "data")
- check_dir_exists("data", self.datadir)
+ self.path = path
- self.cachedir = os.path.join(basedir, "cache")
- check_dir_exists("cache", self.cachedir)
-
- self.lcovdir = os.path.join(basedir, "lcov/data")
- check_dir_exists("lcov", self.lcovdir)
-
- self.compilers = util.load_list(os.path.join(self.webdir, "compilers.list"))
-
- self.trees = read_trees_from_conf(os.path.join(self.webdir, "trees.conf"))
+ def __contains__(self, build):
+ try:
+ if build.revision:
+ rev = build.revision
+ else:
+ rev, timestamp = build.revision_details()
+ self.get_build(build.tree, build.host, build.compiler, rev)
+ except NoSuchBuildError:
+ return False
+ else:
+ return True
- def get_build(self, tree, host, compiler, rev=None):
- logf = self.build_fname(tree, host, compiler, rev) + ".log"
+ def get_build(self, tree, host, compiler, rev, checksum=None):
+ basename = self.build_fname(tree, host, compiler, rev)
+ logf = "%s.log" % basename
if not os.path.exists(logf):
raise NoSuchBuildError(tree, host, compiler, rev)
- return CachingBuild(self, tree, host, compiler, rev)
-
- def cache_fname(self, tree, host, compiler, rev=None):
- if rev is not None:
- return os.path.join(self.cachedir, "build.%s.%s.%s-%s" % (tree, host, compiler, rev))
- else:
- return os.path.join(self.cachedir, "build.%s.%s.%s" % (tree, host, compiler))
+ return Build(basename, tree, host, compiler, rev)
- def build_fname(self, tree, host, compiler, rev=None):
+ def build_fname(self, tree, host, compiler, rev):
"""get the name of the build file"""
- if rev is not None:
- return os.path.join(self.datadir, "oldrevs/build.%s.%s.%s-%s" % (tree, host, compiler, rev))
- return os.path.join(self.datadir, "upload/build.%s.%s.%s" % (tree, host, compiler))
-
- def lcov_status(self, tree):
- """get status of build"""
- cachefile = os.path.join(self.cachedir, "lcov.%s.%s.status" % (
- self.LCOVHOST, tree))
- file = os.path.join(self.lcovdir, self.LCOVHOST, tree, "index.html")
- try:
- st1 = os.stat(file)
- except OSError:
- # File does not exist
- raise NoSuchBuildError(tree, self.LCOVHOST, "lcov")
- try:
- st2 = os.stat(cachefile)
- except OSError:
- # file does not exist
- st2 = None
-
- if st2 and st1.st_ctime <= st2.st_mtime:
- ret = util.FileLoad(cachefile)
- if ret == "":
- return None
- return ret
-
- lcov_html = util.FileLoad(file)
- perc = lcov_extract_percentage(lcov_html)
- if perc is None:
- ret = ""
- else:
- ret = perc
- if self.readonly:
- util.FileSave(cachefile, ret)
- return perc
-
- def get_old_revs(self, tree, host, compiler):
+ return os.path.join(self.path, "build.%s.%s.%s-%s" % (tree, host, compiler, rev))
+
+ def get_all_builds(self):
+ for l in os.listdir(self.path):
+ m = re.match("^build\.([0-9A-Za-z]+)\.([0-9A-Za-z]+)\.([0-9A-Za-z]+)-([0-9A-Fa-f]+).log$", l)
+ if not m:
+ continue
+ tree = m.group(1)
+ host = m.group(2)
+ compiler = m.group(3)
+ rev = m.group(4)
+ stat = os.stat(os.path.join(self.path, l))
+ # skip the current build
+ if stat.st_nlink == 2:
+ continue
+ yield self.get_build(tree, host, compiler, rev)
+
+ def get_old_builds(self, tree, host, compiler):
"""get a list of old builds and their status."""
ret = []
- directory = os.path.join(self.datadir, "oldrevs")
- logfiles = [d for d in os.listdir(directory) if d.startswith("build.%s.%s.%s-" % (tree, host, compiler)) and d.endswith(".log")]
- for l in logfiles:
- m = re.match(".*-([0-9A-Fa-f]+).log$", l)
- if m:
- rev = m.group(1)
- stat = os.stat(os.path.join(directory, l))
- # skip the current build
- if stat.st_nlink == 2:
- continue
- build = self.get_build(tree, host, compiler, rev)
- r = {
- "STATUS": build.status(),
- "REVISION": rev,
- "TIMESTAMP": build.age_ctime(),
- }
- ret.append(r)
-
- ret.sort(lambda a, b: cmp(a["TIMESTAMP"], b["TIMESTAMP"]))
-
+ for build in self.get_all_builds():
+ if build.tree == tree and build.host == host and build.compiler == compiler:
+ ret.append(build)
+ ret.sort(lambda a, b: cmp(a.upload_time, b.upload_time))
return ret
- def has_host(self, host):
- for name in os.listdir(os.path.join(self.datadir, "upload")):
- try:
- if name.split(".")[2] == host:
- return True
- except IndexError:
- pass
- return False
+ def upload_build(self, build):
+ (rev, rev_timestamp) = build.revision_details()
- def host_age(self, host):
- """get the overall age of a host"""
- ret = None
- for compiler in self.compilers:
- for tree in self.trees:
- try:
- build = self.get_build(tree, host, compiler)
- except NoSuchBuildError:
- pass
- else:
- ret = min(ret, build.age_mtime())
- return ret
+ new_basename = self.build_fname(build.tree, build.host, build.compiler, rev)
+ try:
+ existing_build = self.get_build(build.tree, build.host, build.compiler, rev)
+ except NoSuchBuildError:
+ if os.path.exists(new_basename+".log"):
+ os.remove(new_basename+".log")
+ if os.path.exists(new_basename+".err"):
+ os.remove(new_basename+".err")
+ else:
+ existing_build.remove_logs()
+ os.link(build.basename+".log", new_basename+".log")
+ if os.path.exists(build.basename+".err"):
+ os.link(build.basename+".err", new_basename+".err")
+ return Build(new_basename, build.tree, build.host, build.compiler, rev)
+
+ def get_previous_revision(self, tree, host, compiler, revision):
+ raise NoSuchBuildError(tree, host, compiler, revision)
+
+ def get_latest_revision(self, tree, host, compiler):
+ raise NoSuchBuildError(tree, host, compiler)