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# Copyright 2017 Lars Wirzenius
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# =*= License: GPL-3+ =*=
import os
import tempfile
import yaml
import vmdb
class AnsiblePlugin(vmdb.Plugin):
def enable(self):
self.app.step_runners.add(AnsibleStepRunner())
class AnsibleStepRunner(vmdb.StepRunnerInterface):
def get_key_spec(self):
return {
"ansible": str,
"playbook": str,
"group": "image",
"tags": "all",
"config_file": "",
"extra_vars": {},
}
def run(self, values, settings, state):
tag = values["ansible"]
playbook = values["playbook"]
ansible_tags = values["tags"]
group_name = values["group"]
config_file = values["config_file"]
extra_vars = values["extra_vars"]
mount_point = state.tags.get_builder_mount_point(tag)
rootfs_tarball = settings["rootfs-tarball"]
state.ansible_inventory = self.create_inventory(mount_point, group_name)
vmdb.progress(
"Created {} for Ansible inventory".format(state.ansible_inventory)
)
extra_vars['rootfs_tarball'] = rootfs_tarball
state.ansible_vars_file = self.create_vars_file(extra_vars)
vmdb.progress(f"Created {state.ansible_vars_file} for Ansible variables")
env = dict(os.environ)
env["ANSIBLE_NOCOWS"] = "1"
if config_file:
if os.path.exists(config_file):
env["ANSIBLE_CONFIG"] = config_file
vmdb.progress(f"Using Ansible config file {config_file}")
else:
raise RuntimeError(
f"Ansible config file {config_file} does not exist")
vmdb.runcmd(
[
"ansible-playbook",
"-c",
"chroot",
"-i",
state.ansible_inventory,
"--tags",
ansible_tags,
"-e",
f"@{state.ansible_vars_file}",
playbook,
],
env=env,
)
def teardown(self, values, settings, state):
if hasattr(state, "ansible_vars_file"):
vmdb.progress(f"Removing {state.ansible_vars_file}")
os.remove(state.ansible_vars_file)
if hasattr(state, "ansible_inventory"):
vmdb.progress("Removing {}".format(state.ansible_inventory))
os.remove(state.ansible_inventory)
def create_inventory(self, chroot, group_name):
fd, filename = tempfile.mkstemp()
os.write(fd, f"[{group_name}]\n{chroot}\n".encode())
os.close(fd)
return filename
def create_vars_file(self, extra_vars):
fd, filename = tempfile.mkstemp(suffix=".yaml")
os.write(fd, yaml.dump(extra_vars).encode())
os.close(fd)
return filename
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