buildbot_multibuild/multibuild.py

136 lines
4.3 KiB
Python

#!/usr/bin/python3
"""
Allow buildbot to run jobs dynamically defined a a project repo
Requires docker
"""
# TODO: change "ghcontext" in master.cfg to interpolate the job name
# TODO: write upload script
# TODO: write hook (perhaps the default hook is ok), authentication for hook
# TODO: write hook job, maybe also a dockerfile?
# TODO: what to do about non-docker jobs
from os import walk
from os.path import exists, isfile, join, listdir
import requests
import re
ty = '/change_hook/base'
request_headers = {
'Content-Type': 'application/x-www-form-urlencoded',
'Accept': 'text/plain'
}
request_data = {
'project': 'testproject',
'comments': 'testcomment',
}
dockerfile_extra_contents_focal = '''
# Buildbot
RUN apt-get install -yq --no-install-suggests --no-install-recommends \
buildbot-worker git subversion python3-dev libffi-dev python3-setuptools \
python3-pip dumb-init curl openssh-client wget
RUN echo 'buildbot ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
USER buildbot
ENTRYPOINT /entrypoint.sh "$BUILDMASTER" "$WORKERNAME" "$WORKERPASS"
'''
dockerfile_extra_contents_bionic = '''
# Buildbot
RUN apt-get install -yq --no-install-suggests --no-install-recommends \
buildbot-slave git subversion python3-dev libffi-dev python3-setuptools \
python3-pip dumb-init curl openssh-client
# buildbot entrypoint
RUN wget -O /usr/local/bin/buildbot_entrypoint.sh https://git.bitmessage.org/Bitmessage/buildbot-scripts/raw/branch/master/docker/bionic/entrypoint.sh
RUN chmod +x /usr/local/bin/buildbot_entrypoint.sh
RUN echo 'buildbot ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
USER buildbot
ENTRYPOINT /usr/local/bin/buildbot_entrypoint.sh "$BUILDMASTER" "$WORKERNAME" "$WORKERPASS"
'''
def list_jobs(directory=".buildbot"):
"""
list jobs found in a directory
"""
results = []
for _ in next(walk(directory))[1]:
if exists(join(directory, _, "Dockerfile")) \
and (exists(join(directory, _, "build.sh"))
or exists(join(directory, _, "test.sh"))
):
results.append(_)
return results
def find_artifacts(directory="out"):
"""
find artifacts (any file) in a directory
"""
for _ in listdir(directory):
if not isfile(join(directory, _)):
continue
return join(directory, _)
def get_dockerfile_contents(path, os_codename):
'''
Read contents of a Dockerfile and add extra contents for the given os_codename
'''
with open(path, 'r') as file:
contents = file.read()
# remove any line containing CMD or ENTRYFILE keywords
contents = re.sub(r'(?m)^CMD.*$', '', contents)
contents = re.sub(r'(?m)^ENTRYFILE.*$', '', contents)
return contents + eval("dockerfile_extra_contents_" + os_codename)
def trigger_child_hooks(buildbotUrl:str, os_codename:str, directory=".buildbot"):
request_url = buildbotUrl + ty
# List all jobs in the directory
jobs = list_jobs(directory)
# Check if build.sh or test.sh exists in each of the jobs
for job in jobs:
build_script_exists = False
test_script_exists = False
if exists(join(directory, job, "build.sh")):
build_script_exists = True
if exists(join(directory, job, "test.sh")):
test_script_exists = True
# make a post request
request_data['dockerfile'] = get_dockerfile_contents(join(directory, job, "Dockerfile"), os_codename)
request_data['build_script_available'] = str(build_script_exists)
request_data['test_script_available'] = str(test_script_exists)
requests.post(request_url, headers=request_headers, data=request_data)
if __name__ == "__main__":
# expect jobname, repository, branch, buildbotUrl, os_codename from command line args
import sys
if len(sys.argv) == 6:
jobname = sys.argv[1]
repository = sys.argv[2]
branch = sys.argv[3]
buildbotUrl = sys.argv[4]
os_codename = sys.argv[5]
# add these into the request_data
request_data['jobname'] = jobname
request_data['repository'] = repository
request_data['branch'] = branch
trigger_child_hooks(buildbotUrl, os_codename)
else:
print("Usage: python3 multibuild.py <jobname> <repository> <branch> <buildbotUrl> <os_codename>")