50 lines
2.6 KiB
Python
50 lines
2.6 KiB
Python
"""Install only the plugin DLL/manifest; --maintenance-approved permits the agreed restart."""
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import argparse
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import datetime
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import hashlib
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import json
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import pathlib
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import shutil
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import sqlite3
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import subprocess
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import urllib.request
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parser = argparse.ArgumentParser()
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parser.add_argument('--maintenance-approved', action='store_true')
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args = parser.parse_args()
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key = sqlite3.connect('file:/var/lib/jellyfin/data/jellyfin.db?mode=ro', uri=True).execute('SELECT AccessToken FROM ApiKeys LIMIT 1').fetchone()[0]
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headers = {'Authorization': 'MediaBrowser Token="' + key + '", Client="PluginDeployment", Device="Server", DeviceId="plugin-deployment", Version="7"'}
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sessions = json.load(urllib.request.urlopen(urllib.request.Request('http://127.0.0.1:8096/Sessions', headers=headers)))
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if any(s.get('NowPlayingItem') for s in sessions) and not args.maintenance_approved:
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raise SystemExit('Active playback: maintenance approval required')
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protected = ['/etc/default/jellyfin', '/etc/jellyfin/encoding.xml', '/usr/local/lib/jellyfin-enigma/ffmpeg', '/usr/local/lib/jellyfin-enigma/ffprobe', '/usr/share/jellyfin/web/config.json', '/usr/share/jellyfin/web/index.html']
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def hashes():
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return {p: hashlib.sha256(pathlib.Path(p).read_bytes()).hexdigest() for p in protected if pathlib.Path(p).exists()}
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before = hashes()
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plugins = pathlib.Path('/var/lib/jellyfin/plugins')
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old = [p for p in plugins.glob('Enigma2_*') if p.is_dir()]
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backup = pathlib.Path('/var/lib/jellyfin/decoder-plugin-backups') / ('plugin-only-' + datetime.datetime.now(datetime.timezone.utc).strftime('%Y%m%dT%H%M%SZ'))
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backup.mkdir(mode=0o700)
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new = plugins / 'Enigma2_7.0.4.0'
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metadata = json.loads((old[0] / 'meta.json').read_text())
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metadata.update(version='7.0.4.0', status='Active', targetAbi='12.2.0.0')
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subprocess.run(['systemctl', 'stop', 'jellyfin'], check=True)
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try:
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for p in old:
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shutil.move(str(p), str(backup / p.name))
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new.mkdir()
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shutil.copy2('/tmp/Jellyfin.Plugin.Enigma2.dll', new / 'Jellyfin.Plugin.Enigma2.dll')
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(new / 'meta.json').write_text(json.dumps(metadata))
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subprocess.run(['chown', '-R', 'jellyfin:jellyfin', str(new)], check=True)
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except Exception:
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if new.exists():
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shutil.rmtree(new)
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for p in old:
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if (backup / p.name).exists():
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shutil.move(str(backup / p.name), str(p))
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raise
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finally:
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subprocess.run(['systemctl', 'start', 'jellyfin'], check=True)
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assert hashes() == before, 'Unexpected change outside plugin installation'
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print(json.dumps({'plugin': '7.0.4.0', 'backup': str(backup), 'server_configuration_and_wrappers_unchanged': True}))
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