Update file_migrations.py
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This commit is contained in:
Nick Sweeting 2025-01-02 23:58:59 -08:00 committed by GitHub
parent a851ad4c87
commit 55a347c32e
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@ -1,99 +1,99 @@
__package__ = 'archivebox.filestore'
# __package__ = 'archivebox.filestore'
import re
from pathlib import Path
from functools import wraps
from enum import Enum
# import re
# from pathlib import Path
# from functools import wraps
# from enum import Enum
import archivebox
from archivebox import CONSTANTS
# import archivebox
# from archivebox import CONSTANTS
from core.models import Snapshot
from .models import File
# from core.models import Snapshot
# from .models import File
class FilestoreVersion(Enum):
v0_7_2 = 'v0.7.2'
v0_8_6 = 'v0.8.6'
v0_9_0 = 'v0.9.0'
# class FilestoreVersion(Enum):
# v0_7_2 = 'v0.7.2'
# v0_8_6 = 'v0.8.6'
# v0_9_0 = 'v0.9.0'
LATEST_VERSION = FilestoreVersion.v0_9_0
# LATEST_VERSION = FilestoreVersion.v0_9_0
def migration(src_ver: FilestoreVersion, dst_ver: FilestoreVersion, pattern: str, timeout_seconds: int = 600):
"""Decorator for a migration function that will only run on files that match the given pattern and are at the given version."""
def decorator(migration_func):
@wraps(migration_func)
def wrapper(file: File) -> None:
# skip if this migration doesn't apply to this file
if file.version != src_ver:
return None
if not re.match(pattern, file.file.name):
return None
# def migration(src_ver: FilestoreVersion, dst_ver: FilestoreVersion, pattern: str, timeout_seconds: int = 600):
# """Decorator for a migration function that will only run on files that match the given pattern and are at the given version."""
# def decorator(migration_func):
# @wraps(migration_func)
# def wrapper(file: File) -> None:
# # skip if this migration doesn't apply to this file
# if file.version != src_ver:
# return None
# if not re.match(pattern, file.file.name):
# return None
# acquire lock, run migration + update version, then unlock
try:
file.acquire_lock(timeout_seconds)
migration_func(file)
file.version = dst_ver
except Exception as e:
# logger.error(f"Failed to migrate file {file.id}: {e}")
print(f"Failed to migrate file {file.id}: {e}")
file.version = src_ver # roll back version to original version
finally:
file.release_lock()
file.save()
# # acquire lock, run migration + update version, then unlock
# try:
# file.acquire_lock(timeout_seconds)
# migration_func(file)
# file.version = dst_ver
# except Exception as e:
# # logger.error(f"Failed to migrate file {file.id}: {e}")
# print(f"Failed to migrate file {file.id}: {e}")
# file.version = src_ver # roll back version to original version
# finally:
# file.release_lock()
# file.save()
wrapper.src_ver = src_ver # type: ignore
wrapper.dst_ver = dst_ver # type: ignore
wrapper.pattern = pattern # type: ignore
wrapper.timeout_seconds = timeout_seconds # type: ignore
return wrapper
return decorator
# wrapper.src_ver = src_ver # type: ignore
# wrapper.dst_ver = dst_ver # type: ignore
# wrapper.pattern = pattern # type: ignore
# wrapper.timeout_seconds = timeout_seconds # type: ignore
# return wrapper
# return decorator
def detect_archiveresult(path: Path) -> 'ArchiveResult' | None:
# archive/1723423525.0/singlefile.html
timestamp = path.parts[1]
snapshot = Snapshot.objects.filter(timestamp=timestamp).last()
if not snapshot:
return
# def detect_archiveresult(path: Path) -> 'ArchiveResult' | None:
# # archive/1723423525.0/singlefile.html
# timestamp = path.parts[1]
# snapshot = Snapshot.objects.filter(timestamp=timestamp).last()
# if not snapshot:
# return
result = snapshot.archiveresult_set.filter(output=path.name).last()
if not result:
return
return result
# result = snapshot.archiveresult_set.filter(output=path.name).last()
# if not result:
# return
# return result
# @hookimpl(hook_name='migrate_file')
@migration(FilestoreVersion.v0_7_2, FilestoreVersion.v0_8_6, r'archive/([0-9\.]+)/.+', timeout_seconds=600)
def migrate_v07_to_v08_singlefile(file: File) -> None:
result = detect_archiveresult(file.relpath)
new_path = result.OUTPUT_DIR / 'index.html'
file.move_to(new_path)
# # @hookimpl(hook_name='migrate_file')
# @migration(FilestoreVersion.v0_7_2, FilestoreVersion.v0_8_6, r'archive/([0-9\.]+)/.+', timeout_seconds=600)
# def migrate_v07_to_v08_singlefile(file: File) -> None:
# result = detect_archiveresult(file.relpath)
# new_path = result.OUTPUT_DIR / 'index.html'
# file.move_to(new_path)
# @hookimpl(hook_name='migrate_file')
@migration(FilestoreVersion.v0_8_6, FilestoreVersion.v0_9_0, r'archive/([0-9\.]+)/singlefile.html', timeout_seconds=600)
def migrate_v08_to_v09_singlefile(file: File) -> None:
result = detect_archiveresult(file.relpath)
new_path = result.OUTPUT_DIR / 'index.html'
file.move_to(new_path)
# # @hookimpl(hook_name='migrate_file')
# @migration(FilestoreVersion.v0_8_6, FilestoreVersion.v0_9_0, r'archive/([0-9\.]+)/singlefile.html', timeout_seconds=600)
# def migrate_v08_to_v09_singlefile(file: File) -> None:
# result = detect_archiveresult(file.relpath)
# new_path = result.OUTPUT_DIR / 'index.html'
# file.move_to(new_path)
def migrate_all_files(target=LATEST_VERSION, batch_size: int = 100):
File.release_expired_locks()
# def migrate_all_files(target=LATEST_VERSION, batch_size: int = 100):
# File.release_expired_locks()
pending_files = (
File.objects
.filter(status='unlocked')
.exclude(version=target)
.iterator(chunk_size=batch_size)
)
# pending_files = (
# File.objects
# .filter(status='unlocked')
# .exclude(version=target)
# .iterator(chunk_size=batch_size)
# )
for file in pending_files:
try:
archivebox.pm.hook.migrate_file(file=file)
except Exception as e:
print(f"Failed to migrate file {file.id}: {e}")
# for file in pending_files:
# try:
# archivebox.pm.hook.migrate_file(file=file)
# except Exception as e:
# print(f"Failed to migrate file {file.id}: {e}")