87 lines
3.4 KiB
Python
Executable File
87 lines
3.4 KiB
Python
Executable File
#!/usr/bin/env python3
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# ansible.py - PVC Cluster Auto-bootstrap Ansible libraries
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# Part of the Parallel Virtual Cluster (PVC) system
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#
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# Copyright (C) 2018-2021 Joshua M. Boniface <joshua@boniface.me>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, version 3.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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###############################################################################
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import pvcbootstrapd.lib.notifications as notifications
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import pvcbootstrapd.lib.git as git
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import ansible_runner
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import tempfile
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from time import sleep
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from celery.utils.log import get_task_logger
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logger = get_task_logger(__name__)
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def run_bootstrap(config, cspec, cluster, nodes):
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"""
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Run an Ansible bootstrap against a cluster
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"""
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logger.debug(nodes)
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# Construct our temporary INI inventory string
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logger.info("Constructing virtual Ansible inventory")
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base_yaml = cspec["clusters"][cluster.name]["base_yaml"]
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local_domain = base_yaml.get("local_domain")
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inventory = [f"""[{cluster.name}]"""]
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for node in nodes:
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inventory.append(
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f"""{node.name}.{local_domain} ansible_host={node.host_ipaddr}"""
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)
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inventory = "\n".join(inventory)
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logger.debug(inventory)
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# Waiting 30 seconds to ensure everything is booted an stabilized
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logger.info("Waiting 60s before starting Ansible bootstrap.")
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sleep(60)
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logger.info("Starting Ansible bootstrap of cluster {cluster.name}")
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notifications.send_webhook(config, "begin", f"Cluster {cluster.name}: Starting Ansible bootstrap")
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# Run the Ansible playbooks
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with tempfile.TemporaryDirectory(prefix="pvc-ansible-bootstrap_") as pdir:
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try:
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r = ansible_runner.run(
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private_data_dir=f"{pdir}",
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inventory=inventory,
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limit=f"{cluster.name}",
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playbook=f"{config['ansible_path']}/pvc.yml",
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extravars={
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"ansible_ssh_private_key_file": config["ansible_key_file"],
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"bootstrap": "yes",
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},
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forks=len(nodes),
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verbosity=2,
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)
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logger.info("Final status:")
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logger.info("{}: {}".format(r.status, r.rc))
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logger.info(r.stats)
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if r.rc == 0:
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git.commit_repository(config, f"Generated files for cluster '{cluster.name}'")
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git.push_repository(config)
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notifications.send_webhook(config, "success", f"Cluster {cluster.name}: Completed Ansible bootstrap")
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else:
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notifications.send_webhook(config, "failure", f"Cluster {cluster.name}: Failed Ansible bootstrap; check pvcbootstrapd logs")
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except Exception as e:
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logger.warning(f"Error: {e}")
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notifications.send_webhook(config, "failure", f"Cluster {cluster.name}: Failed Ansible bootstrap with error '{e}'; check pvcbootstrapd logs")
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