113 lines
5.0 KiB
Django/Jinja
113 lines
5.0 KiB
Django/Jinja
{%- from "kopia/map.jinja" import kopia with context -%}
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#!/usr/bin/env python3
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# vim: ft=python
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import sys
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import argparse
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import subprocess
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from subprocess import Popen, PIPE
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KOPIA_EXEC="/usr/local/bin/kopia"
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KOPIA_PASSWORD="{{ params.password|default('') }}"
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KOPIA_CONFIG_PATH="/etc/kopia/{{ name }}/repo.config"
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ENV = {
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"KOPIA_PASSWORD": KOPIA_PASSWORD,
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"KOPIA_CONFIG_PATH": KOPIA_CONFIG_PATH,
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}
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parser = argparse.ArgumentParser(prog='{{ name }} backup')
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def init(mode="filesystem", path=None, bucket=None, prefix=None, gateway=None, region=None, ak=None, sak=None):
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if mode == "filesystem" and path:
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repo_connect = Popen(f"{KOPIA_EXEC} repository connect filesystem --config-file={KOPIA_CONFIG_PATH} --path={path} -p {KOPIA_PASSWORD}", shell=True, stdout=PIPE, stderr=PIPE)
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repo_create = Popen(f"{KOPIA_EXEC} repository create filesystem --config-file={KOPIA_CONFIG_PATH} --path={path} -p {KOPIA_PASSWORD}" , shell=True, stdout=PIPE, stderr=PIPE)
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elif mode == "s3" and prefix and gateway and region and ak and sak:
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cmd_create = f"{KOPIA_EXEC} repository create s3 --config-file={KOPIA_CONFIG_PATH} --bucket={bucket} --prefix={prefix}/ --endpoint={gateway} --region={region} --access-key={ak} --secret-access-key={sak} -p {KOPIA_PASSWORD} --no-check-for-updates --description='{{ name }} repository'"
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cmd_connect = f"{KOPIA_EXEC} repository connect s3 --config-file={KOPIA_CONFIG_PATH} --bucket={bucket} --prefix={prefix}/ --endpoint={gateway} --region={region} --access-key={ak} --secret-access-key={sak} -p {KOPIA_PASSWORD} --no-check-for-updates --description='{{ name }} repository'"
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run_create = Popen(cmd_create, shell=True, stdout=PIPE, stderr=PIPE)
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run_create.wait()
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if run_create.returncode == 0:
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print("successfully created repository")
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run_connect = Popen(cmd_connect, shell=True, stdout=PIPE, stderr=PIPE)
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run_connect.wait()
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if run_connect.returncode == 0:
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print("successfully connected to repository")
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else:
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print("no valid mode or missing informations")
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return None
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return True
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def set_policy(compression="zstd"):
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cmd_policy = f"{KOPIA_EXEC} policy set --global --config-file={KOPIA_CONFIG_PATH} --compression={compression} --keep-latest={{ params.keep_latest|default(7) }} --keep-hourly 0 --keep-daily {{ params.keep_daily|default(7) }} --keep-weekly {{ params.keep_weekly|default(4) }} --keep-monthly {{ params.keep_monthly|default(6) }} --keep-annual 0 --one-file-system=true"
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run_policy = Popen(cmd_policy, shell=True, stdout=PIPE, stderr=PIPE)
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run_policy.wait()
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if run_policy.returncode == 0:
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print("successfully set repository policy")
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return run_policy.returncode == 0
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def set_cache(size=500, limit=1000):
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rcs = []
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cmds_cache = [f"{KOPIA_EXEC} cache set --content-cache-size-mb {size} --config-file={KOPIA_CONFIG_PATH}",
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f"{KOPIA_EXEC} cache set --content-cache-size-limit-mb {limit} --config-file={KOPIA_CONFIG_PATH}"]
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for cmd_cache in cmds_cache:
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run_cache = Popen(cmd_cache, shell=True, stdout=PIPE, stderr=PIPE)
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run_cache.wait()
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rcs.append(run_cache.returncode == 0)
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if all(rcs):
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print("successfully set cache policy")
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return all(rcs)
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def run(before_tasks=[]):
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rcs = []
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for cmd_task in before_tasks:
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run_task = Popen(cmd_task, shell=True)
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run_task.wait()
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rcs.append(run_task.returncode == 0)
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if not all(rcs):
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return False
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cmd_launch = f"{KOPIA_EXEC} snapshot create {{ params.dirs|map(attribute='path')|join(' ') }} --config-file={KOPIA_CONFIG_PATH}"
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run_launch = Popen(cmd_launch, shell=True)
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run_launch.wait()
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return run_launch.returncode == 0
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def list_snapshots():
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cmd_list = f"{KOPIA_EXEC} snapshot list --config-file={KOPIA_CONFIG_PATH}"
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run_list = Popen(cmd_list, shell=True)
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run_list.wait()
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return run_list.returncode == 0
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if __name__ == "__main__":
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parser.add_argument('action', nargs="?")
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args = parser.parse_args()
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res_init = init(mode="s3", bucket="kopia", prefix="{{ name }}", gateway="{{ kopia.repos[params.repo].gateway|default('gateway.storjshare.io') }}", region="{{ kopia.repos[params.repo].region|default('EU1') }}", ak="{{ kopia.repos[params.repo].ak }}", sak="{{ kopia.repos[params.repo].sak }}")
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if not res_init:
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print("init error")
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sys.exit(1)
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if args.action == "run":
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if not set_policy():
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print("set policy error")
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sys.exit(1)
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if not set_cache({{ kopia.repos[params.repo].cache_size|default(500) }},{{ kopia.repos[params.repo].cache_limit|default(1000) }}):
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print("set cache error")
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sys.exit(1)
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if not run(before_tasks={{ params.before_tasks|default([]) }}):
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print("run error")
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sys.exit(1)
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elif args.action == "env":
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print();print("# source this to use kopia with this repo")
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for k,v in ENV.items():
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print(f"export {k}=\"{v}\"")
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else:
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list_snapshots()
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