# -*- python -*- # ex: set syntax=python: ## TODO: ## ## - Add comments on every function/class ## - License stuff (on all files) ## - Cross testing (needed?) ## - Improve way to store and compare testcases from buildbot.schedulers.basic import SingleBranchScheduler, AnyBranchScheduler from buildbot.schedulers.forcesched import ForceScheduler from buildbot.process import factory from buildbot.process.properties import WithProperties from buildbot.steps.shell import Compile from buildbot.steps.shell import Configure from buildbot.steps.shell import ShellCommand from buildbot.steps.shell import SetPropertyFromCommand from buildbot.steps.transfer import FileUpload from buildbot.steps.source.git import Git from buildbot.steps.slave import RemoveDirectory from buildbot.changes.filter import ChangeFilter from buildbot.buildslave import BuildSlave from buildbot.status.builder import SUCCESS, WARNINGS, FAILURE, EXCEPTION from gdbcommand import GdbCatSumfileCommand from gdbgitdb import SaveGDBResults from sumfiles import DejaResults, set_web_base import os.path import urllib from json import load import random #################################### #################################### #### GDB BuildBot Configuration #### #################################### #################################### ############################### #### General Configuration #### ############################### # This is the dictionary that the buildmaster pays attention to. We # also use a shorter alias to save typing. c = BuildmasterConfig = {} # Base directory for the web server. This is needed in order to # compare the test results. gdb_web_base = os.path.expanduser(os.path.join(basedir, 'public_html', 'results')) set_web_base (gdb_web_base) # 'protocols' contains information about protocols which master will use for # communicating with slaves. c['protocols'] = {'pb': {'port': 9989}} # the 'change_source' setting tells the buildmaster how it should find out # about source code changes. from buildbot.changes.gitpoller import GitPoller c['change_source'] = [] c['change_source'].append(GitPoller( repourl = r'git://sourceware.org/git/binutils-gdb.git', workdir = r'/home/buildbot/buildbot-master-binutils-gdb', branches = [ r'master' ], pollinterval = 60 * 3)) # 'status' is a list of Status Targets. The results of each build will be # pushed to these targets. buildbot/status/*.py has a variety to choose from, # including web pages, email senders, and IRC bots. c['status'] = [] # Catch things like PR gdb/42, PR16, PR 16 or bug #11, # and turn them into gdb bugzilla URLs. cc_re_tuple = (r'(PR [a-z]+/|PR ?|#)(\d+)', r'http://sourceware.org/bugzilla/show_bug.cgi?id=\2') from buildbot.status import html from buildbot.status.web import authz, auth ## The following class is a hack. It is needed because Builbot's ## webserver treats everything it doesn't know as text/html. Sigh... class WebStatusWithTextDefault(html.WebStatus): def setupSite(self): result = html.WebStatus.setupSite(self) self.site.resource.defaultType = r"text/plain" return result authz_cfg=authz.Authz( # change any of these to True to enable; see the manual for more # options # auth=auth.BasicAuth([("t","t")]), gracefulShutdown = False, forceBuild = True, # use this to test your slave once it is set up forceAllBuilds = True, # ..or this pingBuilder = False, stopBuild = True, stopAllBuilds = True, cancelPendingBuild = True, ) c['status'].append(WebStatusWithTextDefault (http_port=8010, authz=authz_cfg)) #c['status'].append(html.WebStatus(http_port=8010, # forceBuild = True, # allowForce=False, # order_console_by_time=True, # changecommentlink=cc_re_tuple)) #from buildbot.status import words #c['status'].append(words.IRC(host="irc.yyz.redhat.com", nick="sdj-gdbbot", # channels=["#gdbbuild"])) def MessageGDBTesters (mode, name, build, results, master_status): """This function is responsible for composing the message that will be send to the gdb-testers mailing list.""" # Subject subj = r"Failures on %s" % name # Body text = r"" # Buildslave name, useful for knowing the exact configuration. text += r"Builder:\n" text += r"\t%s\n" % build.getSlavename () # Commits that were tested. Usually we should be dealing with # only one commit text += r"Commit(s) tested:\n" ss_list = build.getSourceStamps () for ss in ss_list: text += r"\t%s\n" % ss.revision # URL to find more info about what went wrong. text += r"Log URL(s):\n" for ss in ss_list: text += r"\t<%sresults/%s/%s>\n" % (master_status.getBuildbotURL (), name, ss.revision) # Who's to blame? text += r"Author(s):\n" for author in build.getResponsibleUsers(): text += r"\t%s\n" % author # Including the 'regressions' log. This is the 'diff' of what # went wrong. text += r"\n" text += r"============================\n" for log in build.getLogs (): if log.getName () == 'regressions': if not log.hasContents (): # If the 'regressions' log has no content, it probably # means that the test failed because of a timeout or # something. In this case, we just warn. text += r"<< TESTING FAILED (probably timeout) >>\nPlease check the logs on the web\n" else: text += log.getText () break text += "============================\n" # Including the 'xfail' log. It is important to say which tests # we are ignoring. xfail = os.path.join (gdb_web_base, name, r'xfail') if os.path.exists (xfail): text += r"\n" text += r"Failures that are being ignored:\n\n" with open (xfail, 'r') as f: text += f.read () text += r"\n" return { 'body' : text, 'type' : r'plain', 'subject' : subj } from buildbot.status import mail mn = mail.MailNotifier(fromaddr = r"sergiodj@redhat.com", sendToInterestedUsers = False, extraRecipients = [r'sergiodj@redhat.com'], # extraRecipients = ['gdb-testers@sourceware.org'], relayhost = r"smtp.corp.redhat.com", mode = (r'failing'), smtpPort = 25, messageFormatter = MessageGDBTesters, extraHeaders = { 'X-GDB-Buildbot' : '1' }) c['status'].append (mn) c['title'] = "GDB" c['titleURL'] = "https://gnu.org/s/gdb" c['buildbotURL'] = "http://localhost:8010/" c['db'] = { 'db_url' : "sqlite:///state.sqlite", } ##################### #### Build steps #### ##################### ## This is where we define our build steps. A build step is some ## command/action that buildbot will perform while building GDB. See ## the documentation on each build step class to understand what it ## does. class DeleteGDBBuildDir (ShellCommand): """This build step is responsible for removing the build directory from previous builds. It uses the 'builddir' property in order to figure out which directory to remove.""" description = r"deleting previous GDB build directory" descriptionDone = r"deleted previous GDB build directory" command = ['rm', '-rf', WithProperties (r"%s/build", r'builddir')] class RandomWaitForClone (ShellCommand): """This build step is responsible for waiting a random number of seconds before trying to update the local git repository. This is a hack, and is needed because sourceware imposes a load average when one tries to update more than 3 repositories at the same time. An obvious FIXME for this would be to have a git mirror somewhere where we could do more than 3 updates at a time.""" description = r"randomly waiting before git fetching" descriptionDone = r"waited before git fetching" command = ['sleep', WithProperties (r"%ss", r'randomWait')] class CloneOrUpdateGDBMasterRepo (Git): """This build step updates the so-called "master" git repository. For each buildslave, we have one master GDB git repository, which is then used to create each builder's GDB git repository. In other words, each builder inside a buildslave will have something like: -- master GDB git repo | |---- builder X | |-- GDB git repo (clone from the master above) | |----- builder Y | |-- GDB git repo (clone from the master above) and so on. This layout helps us to save some when fetching changes from the principal repository.""" description = r"fetching GDB master sources" descriptionDone = r"fetched GDB master sources" def __init__ (self): Git.__init__ (self, repourl = r'git://sourceware.org/git/binutils-gdb.git', workdir = WithProperties (r"%s/../binutils-gdb-master/", r'builddir'), retryFetch = True, mode = r'incremental') self.haltOnFailure = False self.flunkOnFailure = False class CloneOrUpdateGDBRepo (Git): """This build step is used to clone the GDB git repository that will be used by an specific builder (inside a buildslave). The trick here is to use the "reference" parameter to initialize the class, which makes BuildBot clone the git repository mostly using the objects present at the reference repository (i.e., locally).""" description = "fetching GDB sources" descriptionDone = "fetched GDB sources" def __init__ (self): Git.__init__ (self, repourl = 'git://sourceware.org/git/binutils-gdb.git', workdir = WithProperties ('%s/binutils-gdb/', 'builddir'), reference = WithProperties ("%s/../binutils-gdb-master/", 'builddir'), retryFetch = True) class ConfigureGDB (Configure): """This build step runs the GDB "configure" command, providing extra flags for it if needed.""" description = r"configure GDB" descriptionDone = r"configured GDB" def __init__ (self, extra_conf_flags, **kwargs): Configure.__init__ (self, **kwargs) self.workdir = WithProperties (r"%s", r'builddir') self.command = ['../binutils-gdb/configure', '--enable-targets=all', '--disable-binutils', '--disable-ld', '--disable-gold', '--disable-gas', '--disable-sim', '--disable-gprof'] + extra_conf_flags class CompileGDB (Compile): """This build step runs "make" to compile the GDB sources. It provides extra "make" flags to "make" if needed. It also uses the "jobs" properties to figure out how many parallel jobs we can use when compiling GDB; this is the "-j" flag for "make". The value of the "jobs" property is set at the "config.json" file, for each buildslave.""" description = r"compile GDB" descriptionDone = r"compiled GDB" def __init__ (self, extra_make_flags = [], **kwargs): Compile.__init__ (self, **kwargs) self.workdir = WithProperties (r"%s", r'builddir') self.command = ['make', WithProperties (r"-j%s", r'jobs'), 'all'] + extra_make_flags class TestGDB (Compile): """This build step runs the full testsuite for GDB. It can run in parallel mode (see BuildAndTestGDBFactory below), and it will also provide any extra flags for "make" if needed. Unfortunately, because our testsuite is not perfect (yet), this command must not make BuildBot halt on failure.""" description = r"testing GDB" descriptionDone = r"tested GDB" def __init__ (self, extra_make_check_flags = [], test_env = {}, **kwargs): Compile.__init__ (self, **kwargs) self.workdir = WithProperties (r"%s/build/gdb/testsuite", r'builddir') self.command = ['make', '-k', 'check'] + extra_make_check_flags self.env = test_env # Needed because of dejagnu self.haltOnFailure = False self.flunkOnFailure = False self.flunkOnWarnings = False self.decodeRC = { 0 : SUCCESS, 1 : SUCCESS, 2 : SUCCESS } ####################### #### Build Factory #### ####################### ## This is where our Build Factory is defined. A build factory is a ## description of the build process, which is made in terms of build ## steps. The BuildAndTestGDBFactory is the main build factory for ## GDB; it is configurable and should be more than enough to describe ## most builds. class BuildAndTestGDBFactory (factory.BuildFactory): """This is the main build factory for the GDB project. It was made to be very configurable, and should be enough to describe most builds. The parameters of the class are: - ConfigureClass: set this to be the class (i.e., build step) that will be called to configure GDB. It needs to accept the same arguments as the ConfigureGDB class above. The default is to use ConfigureGDB. - CompileClass: set this to be the class (i.e., build step) that will be called to compile GDB. It needs to accept the same arguments as the CompileGDB class above. The default is to use CompileGDB. - TestClass: set this to be the class (i.e., build step) that will be called to test GDB. It needs to accept the same arguments as the TestGDB class above. The default is to use TestGDB. - extra_conf_flags: extra flags to be passed to "configure". Should be a list (i.e., []). The default is None. - extra_make_flags: extra flags to be passed to "make", when compiling. Should be a list (i.e., []). The default is None. - extra_make_check_flags: extra flags to be passed to "make check", when testing. Should be a list (i.e., []). The default is None. - test_env: extra environment variables to be passed to "make check", when testing. Should be a dictionary (i.e., {}). The default is None. - test_parallel: set to True if the test shall be parallelized. Default is False. Beware that parallelizing tests may cause some failures due to limited system resources. - use_system_debuginfo: set to False if GDB should be compiled with the "--with-separate-debug-dir" option set to "/usr/lib/debug". Default is True. """ ConfigureClass = ConfigureGDB CompileClass = CompileGDB TestClass = TestGDB extra_conf_flags = None extra_make_flags = None extra_make_check_flags = None test_env = None # Set this to false to disable parallel testing (i.e., do not use # FORCE_PARALLEL) test_parallel = False # Set this to False to disable using system's debuginfo files # (i.e., do not use '--with-separate-debug-dir') use_system_debuginfo = True def __init__ (self, architecture_triplet = []): factory.BuildFactory.__init__ (self) self.addStep (RemoveDirectory (dir = WithProperties (r"%s/build", r'builddir'), description = r"removing old build dir", descriptionDone = r"removed old build dir")) # self.addStep (DeleteGDBBuildDir ()) # Unfortunately we need to have this random wait, otherwise # git fetch won't work self.addStep (RandomWaitForClone ()) self.addStep (CloneOrUpdateGDBMasterRepo ()) self.addStep (CloneOrUpdateGDBRepo ()) if not self.extra_conf_flags: self.extra_conf_flags = [] if self.use_system_debuginfo: self.extra_conf_flags.append (r'--with-separate-debug-dir=/usr/lib/debug') self.addStep (self.ConfigureClass (self.extra_conf_flags + architecture_triplet)) if not self.extra_make_flags: self.extra_make_flags = [] self.addStep (self.CompileClass (self.extra_make_flags)) if not self.extra_make_check_flags: self.extra_make_check_flags = [] if not self.test_env: self.test_env = {} if self.test_parallel: self.extra_make_check_flags.append (WithProperties (r"-j%s", r'jobs')) self.extra_make_check_flags.append (r'FORCE_PARALLEL=1') self.addStep (self.TestClass (self.extra_make_check_flags, self.test_env)) self.addStep (GdbCatSumfileCommand (workdir = WithProperties (r'%s/build/gdb/testsuite', r'builddir'), description = r'analyze test results')) self.addStep (FileUpload (slavesrc = WithProperties (r"%s/build/gdb/testsuite/gdb.log", r'builddir'), masterdest = WithProperties (r"public_html/results/%s/%s/gdb.log", r'buildername', r'got_revision'))) # self.addStep (SaveGDBResults ()) ################## #### Builders #### ################## ## This section describes our builders. The builders are instances of ## a build factory, and they will be used to do a specific build of ## the project. ## ## The nomenclature here is important. Every builder should start ## with the prefix "RunTestGDB", and then be followed by the testing ## scenario that the build will test, followed by "_cXXtYY", where XX ## is the bitness of the compilation, and YY is the bitness of the ## testing. So, for example, if we are specifically testing GDB ## running the native-gdbserver tests, compiling GDB on a 64-bit ## machine, but running the tests in 32-bit mode, our builder would be called: ## ## RunTestGDBNativeGDBServer_c64t32 class RunTestGDBPlain_c64t64 (BuildAndTestGDBFactory): """Compiling for 64-bit, testing on 64-bit.""" pass class RunTestGDBPlain_c32t32 (BuildAndTestGDBFactory): """Compiling on 32-bit, testing on 32-bit.""" extra_conf_flags = [ r'CFLAGS=-m32' ] extra_make_check_flags = [ r'RUNTESTFLAGS=--target_board unix/-m32' ] class RunTestGDBm32_c64t32 (BuildAndTestGDBFactory): """Compiling on 64-bit, testing on 32-bit.""" extra_make_check_flags = [ r'RUNTESTFLAGS=--target_board unix/-m32' ] class RunTestGDBNativeGDBServer_c64t64 (BuildAndTestGDBFactory): """Compiling on 64-bit, testing native-gdbserver on 64-bit.""" extra_make_check_flags = [ r'RUNTESTFLAGS=--target_board native-gdbserver' ] class RunTestGDBNativeGDBServer_c64t32 (BuildAndTestGDBFactory): """Compiling on 64-bit, testing native-gdbserver on 32-bit.""" extra_make_check_flags = [ r'RUNTESTFLAGS=--target_board native-gdbserver/-m32' ] class RunTestGDBNativeExtendedGDBServer_c64t64 (BuildAndTestGDBFactory): """Compiling on 64-bit, testing native-extended-gdbserver on 64-bit.""" extra_make_check_flags = [ r'RUNTESTFLAGS=--target_board native-extended-gdbserver' ] class RunTestGDBNativeExtendedGDBServer_c64t32 (BuildAndTestGDBFactory): """Compiling on 64-bit, testing native-extended-gdbserver on 32-bit.""" extra_make_check_flags = [ r'RUNTESTFLAGS=--target_board native-extended-gdbserver/-m32' ] class RunTestGDBIndexBuild (BuildAndTestGDBFactory): """Testing with the "cc-with-tweaks.sh" passing -i. FIXME: include bitness here.""" extra_make_check_flags = [ WithProperties (r'CC_FOR_TARGET=/bin/sh %s/binutils-gdb/gdb/contrib/cc-with-tweaks.sh -i gcc', r'builddir'), WithProperties (r'CXX_FOR_TARGET=/bin/sh %s/binutils-gdb/gdb/contrib/cc-with-tweaks.sh -i g++', r'builddir') ] # For now, we only support testing the "master" branch. master_filter = ChangeFilter (branch = [ r'master' ]) ############################### #### Configuration loading #### ############################### ## This is "the heart" of this file. This function is responsible for ## loading the configuration present in the "lib/config.json" file, ## and initializing everything needed for BuildBot to work. Most of ## this function was copied from WebKit's BuildBot configuration, with ## lots of tweaks. def load_config (c): config = load (open ("lib/config.json")) passwd = load (open ("lib/passwords.json")) random.seed () c['slaves'] = [BuildSlave (slave['name'], passwd[slave['name']], max_builds = 1, properties = { 'jobs' : slave['jobs'], 'randomWait' : "%d" % random.randrange (1, 30) }) for slave in config['slaves']] c['schedulers'] = [] for s in config['schedulers']: if "change_filter" in s: s['change_filter'] = globals ()[s['change_filter']] kls = globals ()[s.pop ('type')] s = dict (map (lambda key_value_pair : (str (key_value_pair[0]), key_value_pair[1]), s.items ())) c['schedulers'].append (kls (**s)) c['builders'] = [] for b in config['builders']: if 'arch_triplet' in b: arch_triplet = [ b.pop ('arch_triplet') ] else: arch_triplet = [] btype = b.pop ('type') factory = globals ()[ "RunTestGDB%s" % btype ] b['factory'] = factory (arch_triplet) c['builders'].append (b) load_config (c)