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55 lines
1.6 KiB
Python
Executable File
55 lines
1.6 KiB
Python
Executable File
#!/usr/bin/python -u
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import os
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import sys
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import subprocess
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import logging
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import datetime
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import shutil
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import time
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sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
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from zulip_tools import DEPLOYMENTS_DIR, LOCK_DIR, TIMESTAMP_FORMAT, FAIL, WARNING, ENDC
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logging.basicConfig(format="%(asctime)s upgrade-zulip: %(message)s",
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level=logging.INFO)
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if len(sys.argv) != 2:
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print FAIL + "Usage: %s <tarball>" % (sys.argv[0],) + ENDC
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sys.exit(1)
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tarball_path = sys.argv[1]
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start_time = time.time()
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got_lock = False
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while time.time() - start_time < 300:
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try:
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os.mkdir(LOCK_DIR)
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got_lock = True
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break
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except OSError:
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print WARNING + "Another deployment in progress; waiting for lock..." + ENDC
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time.sleep(10)
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if not got_lock:
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print FAIL + "Deployment already in progress. Please run\n" \
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+ " %s/current/scripts/upgrade-zulip %s\n" % (DEPLOYMENTS_DIR, tarball_path) \
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+ "manually when the previous deployment finishes, or run\n" \
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+ " rmdir %s\n" % (LOCK_DIR,) \
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+ "if the previous deployment crashed." \
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+ ENDC
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sys.exit(1)
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timestamp = datetime.datetime.now().strftime(TIMESTAMP_FORMAT)
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deploy_path = os.path.join(DEPLOYMENTS_DIR, timestamp)
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logging.info("Unpacking the tarball")
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deploy_path = subprocess.check_output([os.path.join(os.path.dirname(__file__), 'unpack-zulip'),
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tarball_path])
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os.chdir(deploy_path.strip())
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logging.info("Restarting server...")
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subprocess.check_output(["./scripts/restart-server"])
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logging.info("Deployment complete")
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shutil.rmtree(LOCK_DIR)
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