/
configurator.py
458 lines (381 loc) · 17.3 KB
/
configurator.py
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from __future__ import absolute_import, division, print_function
import os
import traceback
import uuid
from builtins import range
from future.moves.urllib.parse import urlparse
from future.utils import string_types
from twisted.internet import defer
from yaml import safe_load
import buildbot_travis
from buildbot_travis import ep
from buildbot import getVersion
from buildbot.config import error as config_error
# TBD use plugins!
from buildbot.config import BuilderConfig
from buildbot.interfaces import ILatentWorker
from buildbot.plugins import util, worker
from buildbot.plugins.db import get_plugins
from buildbot.process import factory
from buildbot.schedulers.forcesched import StringParameter
from buildbot.schedulers.triggerable import Triggerable
from buildbot.www.authz.endpointmatchers import EndpointMatcherBase, Match
from buildbot.www.authz.roles import RolesFromBase
from .important import ImportantManager
from .steps import TravisSetupSteps, TravisTrigger
from .vcs import addRepository, getSupportedVCSTypes
class TravisEndpointMatcher(EndpointMatcherBase):
def __init__(self, **kwargs):
EndpointMatcherBase.__init__(self, **kwargs)
def match(self, ep, action="get", options=None):
if "/".join(ep).startswith("buildbot_travis/api/config"):
return defer.succeed(Match(self.master))
return defer.succeed(None)
class TravisConfigurator(object):
def __init__(self, config, vardir, latentRunners=False):
self.config = config
self.vardir = vardir
self.passwords = {}
self.properties = {}
self.repositories = {}
self.cfgdict = {}
self.importantManager = None
self.change_hook_dialects = {}
config.setdefault("builders", [])
config.setdefault("schedulers", [])
config.setdefault("change_source", [])
config.setdefault("services", [])
self.defaultEnv = {}
self.defaultStages = []
# we are not really multimaster, but this remove some checks
config.setdefault("multiMaster", True)
config['codebaseGenerator'] = lambda chdict: chdict['project']
self.config['title'] = os.environ.get(
'buildbotTitle', "buildbot travis")
def add_password(self, scheme, netloc, username, password):
self.passwords[(scheme, netloc)] = (username, password)
def fromYaml(self, path):
ep.api.setYamlPath(path)
with open(path) as f:
y = safe_load(f)
return self.fromDict(y)
def fromDict(self, y):
ep.api.setCfg(y)
self.cfgdict = y
self.createWorkerConfig()
self.importantManager = ImportantManager(
y.setdefault("not_important_files", []))
self.defaultEnv = y.setdefault("env", {})
for k, v in self.defaultEnv.items():
if not (isinstance(v, list) or isinstance(v, string_types)):
config_error(
"'env' values must be strings or lists ; key %s is incorrect: %s" % (k, type(v)))
for p in y.setdefault("projects", []):
self.define_travis_builder(**p)
self.defaultStages = y.setdefault("stages", [])
for s in self.defaultStages:
if not isinstance(s, string_types):
config_error(
"'stages' values must be strings ; stage %s is incorrect: %s" % (s, type(s)))
PORT = int(os.environ.get('PORT', 8010))
self.config['buildbotURL'] = os.environ.get(
'buildbotURL', "http://localhost:%d/" % (PORT, ))
db_url = os.environ.get('BUILDBOT_DB_URL')
if db_url is not None:
self.config.setdefault('db', {'db_url': db_url})
# minimalistic config to activate new web UI
self.config['www'] = dict(port=PORT,
change_hook_dialects=self.change_hook_dialects,
plugins=dict(buildbot_travis={
'supported_vcs': getSupportedVCSTypes(),
'cfg': self.getCleanConfig()},
console_view=True, waterfall_view=True),
versions=[('buildbot_travis', getVersion(__file__))])
# automatically enable installed plugins
apps = get_plugins('www', None, load_now=True)
for plugin_name in set(apps.names):
if plugin_name not in ('base', 'wsgi_dashboards') and plugin_name not in self.config['www']['plugins']:
self.config['www']['plugins'][plugin_name] = True
self.config['www']['versions'].append(apps.info(plugin_name))
self.config.setdefault('protocols', {'pb': {'port': 9989}})
self.createAuthConfig()
def getCleanConfig(self):
cleancfgdict = {}
for k, v in self.cfgdict.items():
if k == 'projects' or k == 'stages':
cleancfgdict[k] = v
return cleancfgdict
def configAssertContains(self, cfg, names):
hasError = False
for n in names:
if n not in cfg:
config_error("auth requires parameter {} but only has {}".format(n, cfg))
hasError = True
return not hasError
def execCustomCode(self, code, required_variables):
loc = {}
# execute the code with empty glocobal, and a given local context (that we return)
try:
exec(code, {}, loc)
except Exception:
config_error("custom code generated an exception {}:".format(traceback.format_exc()))
raise
for n in required_variables:
if n not in loc:
config_error("custom code does not generate variable {}: {} {}".format(n, code, loc))
return loc
def createAuthConfig(self):
if 'auth' not in self.cfgdict:
return
authcfg = self.cfgdict['auth']
if 'type' not in authcfg:
return
createAuthConfigMethod = 'createAuthConfig' + authcfg['type']
if not hasattr(self, createAuthConfigMethod):
config_error("auth type {} is not supported".format(authcfg['type']))
return
auth = getattr(self, createAuthConfigMethod)(authcfg)
if auth is None:
return
self.config['www']['auth'] = auth
if 'authztype' not in authcfg:
return
createAuthzConfigMethod = 'createAuthzConfig' + authcfg['authztype']
if not hasattr(self, createAuthzConfigMethod):
config_error("authz type {} is not supported".format(authcfg['authztype']))
return
authz = getattr(self, createAuthzConfigMethod)(authcfg)
if authz:
self.config['www']['authz'] = authz
def createAuthConfigNone(self, authcfg):
return None
def createAuthConfigAdminPassword(self, authcfg):
if not self.configAssertContains(authcfg, ['adminPassword']):
return None
return util.UserPasswordAuth({'admin': authcfg['adminPassword']})
def createAuthConfigGitHub(self, authcfg):
if not self.configAssertContains(authcfg, ['clientid', 'clientsecret']):
return None
return util.GitHubAuth(authcfg["clientid"], authcfg["clientsecret"])
def createAuthConfigBitbucket(self, authcfg):
if not self.configAssertContains(authcfg, ['clientid', 'clientsecret']):
return None
return util.BitbucketAuth(authcfg["clientid"], authcfg["clientsecret"])
def createAuthConfigGoogle(self, authcfg):
if not self.configAssertContains(authcfg, ['clientid', 'clientsecret']):
return None
return util.GoogleAuth(authcfg["clientid"], authcfg["clientsecret"])
def createAuthConfigGitLab(self, authcfg):
if not self.configAssertContains(authcfg, ['clientid', 'clientsecret', 'instanceUri']):
return None
return util.GitLabAuth(authcfg["instanceUri"], authcfg["clientid"], authcfg["clientsecret"])
def createAuthConfigCustom(self, authcfg):
if not self.configAssertContains(authcfg, ['customcode']):
return None
return self.execCustomCode(authcfg["customcode"], ['auth'])['auth']
def getDefaultAllowRules(self, admins):
epms = [
util.AnyEndpointMatcher(role=admin, defaultDeny=False)
for admin in admins]
epms += [
TravisEndpointMatcher(role=admin, defaultDeny=(admin == admins[-1]))
for admin in admins]
epms += [
util.StopBuildEndpointMatcher(role="owner"),
util.RebuildBuildEndpointMatcher(role="owner"),
]
epms += [
util.AnyControlEndpointMatcher(role=admin, defaultDeny=(admin == admins[-1]))
for admin in admins]
return epms
def createAuthzConfigAdmin(self, authcfg):
class AdminsRolesFromAdminUser(RolesFromBase):
def getRolesFromUser(self, userDetails):
if 'name' in userDetails and userDetails['name'] == "admin":
return "admins"
return []
return util.Authz(self.getDefaultAllowRules(admins=['admins']),
[util.RolesFromEmails(admins=['admin'])])
def createAuthzConfigGroups(self, authcfg):
if not self.configAssertContains(authcfg, ['groups']):
return None
return util.Authz(self.getDefaultAllowRules(admins=authcfg['groups']),
[util.RolesFromGroups(groupPrefix="")])
def createAuthzConfigEmails(self, authcfg):
if not self.configAssertContains(authcfg, ['emails']):
return None
return util.Authz(self.getDefaultAllowRules(admins=['admins']),
[util.RolesFromEmails(admins=authcfg['emails'])])
def createAuthzConfigCustom(self, authcfg):
if not self.configAssertContains(authcfg, ['customauthzcode']):
return None
cfg = self.execCustomCode(authcfg["customauthzcode"], ['allowRules', 'roleMatchers'])
return util.Authz(cfg['allowRules'], cfg['roleMatchers'])
def createWorkerConfigWorker(self, config, name):
return worker.Worker(name, password=config['password'])
def createWorkerConfigLocalWorker(self, config, name):
return worker.LocalWorker(name)
def createWorkerConfigDockerWorker(self, config, name):
volumes = [v.strip() for v in config.get('volumes', '').split(',')]
hostconfig = config.get('hostconfig', None)
return worker.DockerLatentWorker(name, str(uuid.uuid4()),
docker_host=config['docker_host'],
hostconfig=hostconfig,
volumes=volumes,
image=util.Interpolate(config['image']),
followStartupLogs=True)
def createWorkerConfigHyperWorker(self, config, name):
return worker.HyperLatentWorker(
name, str(uuid.uuid4()),
hyper_host=config['hyper_host'], image=util.Interpolate(config['image']),
hyper_accesskey=config['hyper_accesskey'], hyper_secretkey=config['hyper_secretkey'],
masterFQDN=config.get('masterFQDN'), hyper_size=util.Interpolate(config.get('size')))
def createWorkerConfig(self):
self.config.setdefault('workers', [])
if 'workers' not in self.cfgdict:
return
for _worker in self.cfgdict['workers']:
createWorkerConfigMethod = 'createWorkerConfig' + _worker['type']
if not hasattr(self, createWorkerConfigMethod):
config_error("_worker type {} is not supported".format(_worker['type']))
continue
for i in range(_worker.get('number', 1)):
name = _worker['name']
if _worker.get('number', 1) != 1:
name = name + "_" + str(i + 1) # count one based
self.config['workers'].append(getattr(self, createWorkerConfigMethod)(_worker, name))
def fromDb(self):
ep.api.useDbConfig()
dbConfig = util.DbConfig(self.config, self.vardir)
return self.fromDict(dbConfig.get("travis", {}))
def get_all_workers(self):
workers = [s.workername for s in self.config[
'workers']]
return workers
def get_spawner_workers(self):
workers = [s.workername for s in self.config[
'workers'] if not ILatentWorker.providedBy(s)]
if not workers:
return self.get_all_workers()
return workers
def get_runner_workers(self):
workers = [s.workername for s in self.config[
'workers'] if ILatentWorker.providedBy(s)]
if not workers:
return self.get_all_workers()
return workers
def define_travis_builder(self, name, repository, tags=None, **kwargs):
name = str(name)
repository = str(repository)
job_name = "%s-job" % name
try_name = "%s-try" % name
deploy_name = "%s-deploy" % name
spawner_name = name
if tags is None:
tags = []
def formatTag(tag):
if isinstance(tag, string_types):
return str(tag)
return str(tag['text'])
def uniq(tags):
"""tags needs to be unique list, so we need to filter them into a set"""
return list(set(tags))
tags = [formatTag(tag) for tag in tags]
if 'username' not in kwargs and 'password' not in kwargs:
p = urlparse(repository)
k = (p.scheme, p.netloc)
if k in self.passwords:
kwargs['username'], kwargs['password'] = self.passwords[k]
codebases = {spawner_name: {'repository': repository}}
for subrepo in kwargs.get('subrepos', []):
codebases[subrepo['project']] = {
'repository': subrepo['repository']}
vcsManager = addRepository(
name, dict(name=name, repository=repository, **kwargs))
vcsManager.vardir = self.vardir
# Define the builder for the main job
f = factory.BuildFactory()
vcsManager.addSourceSteps(f)
f.addStep(TravisSetupSteps())
self.config['builders'].append(BuilderConfig(
name=job_name,
workernames=self.get_runner_workers(),
properties=self.properties,
collapseRequests=False,
env=self.defaultEnv,
tags=uniq(["job", name] + tags),
factory=f
))
self.config['schedulers'].append(Triggerable(
name=job_name,
builderNames=[job_name],
codebases=codebases,
))
# Define the builder for a spawner
f = factory.BuildFactory()
vcsManager.addSourceSteps(f)
f.addStep(TravisTrigger(
scheduler=job_name,
))
properties = dict(TRAVIS_PULL_REQUEST=False)
properties.update(self.properties)
self.config['builders'].append(BuilderConfig(
name=spawner_name,
workernames=self.get_spawner_workers(),
properties=properties,
tags=uniq(["trunk", name] + tags),
factory=f
))
# no need for deployment builder if no stage is configured
if kwargs.get('stages', []):
# Define the builder for the deployment of the project
f = factory.BuildFactory()
vcsManager.addSourceSteps(f)
f.addStep(TravisSetupSteps())
# To manage deployment properly (with change traceability),
# we need the version and the target deployment environment or "stage"
version = StringParameter(
name='version',
label='GIT tag',
hide=False,
required=False,
size=20)
stage = StringParameter(
name='stage',
label='Stage',
hide=False,
required=False,
size=20)
dep_properties = [version, stage]
self.config['builders'].append(
BuilderConfig(
name=deploy_name,
workernames=self.get_runner_workers(),
env=self.defaultEnv,
tags=uniq(["deploy", name] + tags),
factory=f))
else:
dep_properties = []
if vcsManager.supportsTry:
properties = dict(TRAVIS_PULL_REQUEST=True)
properties.update(self.properties)
# Define the builder for try job
f = factory.BuildFactory()
vcsManager.addSourceSteps(f)
f.addStep(TravisTrigger(
scheduler=job_name,
))
self.config['builders'].append(BuilderConfig(
name=try_name,
workernames=self.get_spawner_workers(),
properties=properties,
tags=uniq(["try", name] + tags),
factory=f
))
vcsManager.setupSchedulers(self.config['schedulers'], spawner_name, try_name, deploy_name,
self.importantManager, codebases, dep_properties)
vcsManager.setupReporters(
self.config['services'], spawner_name, try_name, codebases)
res = vcsManager.setupChangeSource(self.config['services'])
if res is not None:
self.change_hook_dialects.update(res)