Files
fm-orchestrator/module_build_service/builder/utils.py
2017-04-07 08:22:59 +02:00

102 lines
3.6 KiB
Python

import os
import koji
import tempfile
import shutil
import subprocess
import logging
import module_build_service
import module_build_service.scheduler
from module_build_service import log, scm, messaging
logging.basicConfig(level=logging.DEBUG)
def build_from_scm(artifact_name, source, config, build_srpm,
data = None, stdout=None, stderr=None):
"""
Builds the artifact from the SCM based source.
:param artifact_name: Name of the artifact.
:param source: SCM URL with artifact's sources (spec file).
:param config: Config instance.
:param build_srpm: Method to call to build the RPM from the generate SRPM.
:param data: Data to be passed to the build_srpm method.
:param stdout: Python file object to which the stdout of SRPM build
command is logged.
:param stderr: Python file object to which the stderr of SRPM build
command is logged.
"""
ret = (0, koji.BUILD_STATES["FAILED"], "Cannot create SRPM", None)
td = None
try:
log.debug('Cloning source URL: %s' % source)
# Create temp dir and clone the repo there.
td = tempfile.mkdtemp()
scm = module_build_service.scm.SCM(source)
cod = scm.checkout(td)
# Use configured command to create SRPM out of the SCM repo.
log.debug("Creating SRPM in %s" % cod)
execute_cmd(config.mock_build_srpm_cmd.split(" "),
stdout=stdout, stderr=stderr, cwd=cod)
# Find out the built SRPM and build it normally.
for f in os.listdir(cod):
if f.endswith(".src.rpm"):
log.info("Created SRPM %s" % f)
source = os.path.join(cod, f)
ret = build_srpm(artifact_name, source, data)
break
except Exception as e:
log.error("Error while generating SRPM for artifact %s: %s" % (
artifact_name, str(e)))
ret = (0, koji.BUILD_STATES["FAILED"], "Cannot create SRPM %s" % str(e), None)
finally:
try:
if td is not None:
shutil.rmtree(td)
except Exception as e:
log.warning(
"Failed to remove temporary directory {!r}: {}".format(
td, str(e)))
return ret
def execute_cmd(args, stdout = None, stderr = None, cwd = None):
"""
Executes command defined by `args`. If `stdout` or `stderr` is set to
Python file object, the stderr/stdout output is redirecter to that file.
If `cwd` is set, current working directory is set accordingly for the
executed command.
:param args: list defining the command to execute.
:param stdout: Python file object to redirect the stdout to.
:param stderr: Python file object to redirect the stderr to.
:param cwd: string defining the current working directory for command.
:raises RuntimeError: Raised when command exits with non-zero exit code.
"""
out_log_msg = ""
if stdout:
out_log_msg += ", stdout log: %s" % stdout.name
if stderr:
out_log_msg += ", stderr log: %s" % stderr.name
log.info("Executing command: %s%s" % (args, out_log_msg))
proc = subprocess.Popen(args, stdout=stdout, stderr=stderr, cwd=cwd)
proc.communicate()
if proc.returncode != 0:
err_msg = "Command '%s' returned non-zero value %d%s" % (args, proc.returncode, out_log_msg)
raise RuntimeError(err_msg)
def fake_repo_done_message(tag_name):
msg = module_build_service.messaging.KojiRepoChange(
msg_id='a faked internal message',
repo_tag=tag_name + "-build",
)
module_build_service.scheduler.consumer.work_queue_put(msg)