mirror of https://github.com/zulip/zulip.git
70 lines
2.3 KiB
Python
70 lines
2.3 KiB
Python
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#!/usr/bin/env python3
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import argparse
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import os
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import subprocess
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import sys
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sys.path.append(os.path.join(os.path.dirname(__file__), "..", ".."))
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from scripts.lib.zulip_tools import (
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DEPLOYMENTS_DIR,
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assert_running_as_root,
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get_deploy_root,
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get_zulip_pwent,
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parse_version_from,
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su_to_zulip,
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)
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assert_running_as_root()
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# Updates to the below choices to add a new hook type should
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# adjust puppet's `app_frontend_base.pp` as well.
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parser = argparse.ArgumentParser()
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parser.add_argument("kind", choices=["pre-deploy", "post-deploy"], help="")
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parser.add_argument("--from-git", action="store_true", help="Upgrading from git")
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args = parser.parse_args()
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from version import ZULIP_MERGE_BASE as NEW_ZULIP_MERGE_BASE
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from version import ZULIP_VERSION as NEW_ZULIP_VERSION
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deploy_path = get_deploy_root()
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old_version = parse_version_from(DEPLOYMENTS_DIR + "/current")
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old_merge_base = parse_version_from(DEPLOYMENTS_DIR + "/current", merge_base=True)
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path = f"/etc/zulip/hooks/{args.kind}.d"
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if not os.path.exists(path):
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sys.exit(0)
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# Pass in, via environment variables, the old/new "version
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# string" (which is a `git describe` output)
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env = os.environ.copy()
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env["ZULIP_OLD_VERSION"] = old_version
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env["ZULIP_NEW_VERSION"] = NEW_ZULIP_VERSION
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# preexec_fn=su_to_zulip normally handles this, but our explicit
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# env overrides that
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env["HOME"] = get_zulip_pwent().pw_dir
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def resolve_version_string(version: str) -> str:
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return subprocess.check_output(
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["git", "rev-parse", version], cwd=deploy_path, preexec_fn=su_to_zulip, text=True
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).strip()
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if NEW_ZULIP_MERGE_BASE:
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# If we have a git repo, we also resolve those `git describe`
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# values to full commit hashes, as well as provide the
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# merge-base of the old/new commits with mainline.
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env["ZULIP_OLD_COMMIT"] = resolve_version_string(old_version)
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env["ZULIP_NEW_COMMIT"] = resolve_version_string(NEW_ZULIP_VERSION)
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env["ZULIP_OLD_MERGE_BASE_COMMIT"] = resolve_version_string(old_merge_base)
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env["ZULIP_NEW_MERGE_BASE_COMMIT"] = resolve_version_string(NEW_ZULIP_MERGE_BASE)
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for script_name in sorted(f for f in os.listdir(path) if f.endswith(".hook")):
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subprocess.check_call(
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[os.path.join(path, script_name)],
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cwd=deploy_path,
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preexec_fn=su_to_zulip,
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env=env,
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)
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