mirror of
https://github.com/9001/copyparty.git
synced 2025-08-17 17:12:13 -06:00
2156 lines
70 KiB
Python
2156 lines
70 KiB
Python
# coding: utf-8
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from __future__ import print_function, unicode_literals
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import re
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import os
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import time
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import math
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import json
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import gzip
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import stat
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import shutil
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import base64
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import hashlib
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import threading
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import traceback
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import subprocess as sp
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from copy import deepcopy
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from .__init__ import WINDOWS, ANYWIN, PY2
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from .util import (
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Pebkac,
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Queue,
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ProgressPrinter,
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fsdec,
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fsenc,
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absreal,
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sanitize_fn,
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ren_open,
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atomic_move,
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quotep,
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vsplit,
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w8b64enc,
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w8b64dec,
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s3enc,
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s3dec,
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rmdirs,
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statdir,
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s2hms,
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min_ex,
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)
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from .bos import bos
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from .authsrv import AuthSrv, LEELOO_DALLAS
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from .mtag import MTag, MParser
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try:
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HAVE_SQLITE3 = True
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import sqlite3
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except:
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HAVE_SQLITE3 = False
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DB_VER = 5
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class Up2k(object):
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def __init__(self, hub):
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self.hub = hub
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self.asrv = hub.asrv # type: AuthSrv
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self.args = hub.args
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self.log_func = hub.log
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# config
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self.salt = self.args.salt
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# state
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self.mutex = threading.Lock()
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self.rescan_cond = threading.Condition()
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self.hashq = Queue()
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self.tagq = Queue()
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self.n_hashq = 0
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self.n_tagq = 0
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self.gid = 0
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self.volstate = {}
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self.need_rescan = {}
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self.dupesched = {}
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self.registry = {}
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self.entags = {}
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self.flags = {}
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self.cur = {}
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self.mtag = None
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self.pending_tags = None
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self.mtp_parsers = {}
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self.mem_cur = None
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self.sqlite_ver = None
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self.no_expr_idx = False
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if HAVE_SQLITE3:
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# mojibake detector
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self.mem_cur = self._orz(":memory:")
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self.mem_cur.execute(r"create table a (b text)")
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self.sqlite_ver = tuple([int(x) for x in sqlite3.sqlite_version.split(".")])
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if self.sqlite_ver < (3, 9):
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self.no_expr_idx = True
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if ANYWIN:
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# usually fails to set lastmod too quickly
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self.lastmod_q = Queue()
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thr = threading.Thread(target=self._lastmodder, name="up2k-lastmod")
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thr.daemon = True
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thr.start()
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# static
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self.r_hash = re.compile("^[0-9a-zA-Z_-]{44}$")
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if not HAVE_SQLITE3:
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self.log("could not initialize sqlite3, will use in-memory registry only")
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if self.args.no_fastboot:
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self.deferred_init()
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def init_vols(self):
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if self.args.no_fastboot:
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return
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t = threading.Thread(target=self.deferred_init, name="up2k-deferred-init")
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t.daemon = True
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t.start()
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def reload(self):
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self.gid += 1
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self.log("reload #{} initiated".format(self.gid))
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all_vols = self.asrv.vfs.all_vols
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self.rescan(all_vols, list(all_vols.keys()), True)
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def deferred_init(self):
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all_vols = self.asrv.vfs.all_vols
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have_e2d = self.init_indexes(all_vols)
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if have_e2d:
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thr = threading.Thread(target=self._snapshot, name="up2k-snapshot")
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thr.daemon = True
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thr.start()
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thr = threading.Thread(target=self._hasher, name="up2k-hasher")
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thr.daemon = True
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thr.start()
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thr = threading.Thread(target=self._sched_rescan, name="up2k-rescan")
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thr.daemon = True
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thr.start()
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if self.mtag:
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for n in range(max(1, self.args.mtag_mt)):
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name = "tagger-{}".format(n)
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thr = threading.Thread(target=self._tagger, name=name)
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thr.daemon = True
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thr.start()
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thr = threading.Thread(target=self._run_all_mtp, name="up2k-mtp-init")
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thr.daemon = True
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thr.start()
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def log(self, msg, c=0):
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self.log_func("up2k", msg + "\033[K", c)
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def get_state(self):
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mtpq = 0
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q = "select count(w) from mt where k = 't:mtp'"
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got_lock = False if PY2 else self.mutex.acquire(timeout=0.5)
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if got_lock:
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for cur in self.cur.values():
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try:
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mtpq += cur.execute(q).fetchone()[0]
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except:
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pass
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self.mutex.release()
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else:
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mtpq = "?"
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ret = {
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"volstate": self.volstate,
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"scanning": hasattr(self, "pp"),
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"hashq": self.n_hashq,
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"tagq": self.n_tagq,
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"mtpq": mtpq,
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}
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return json.dumps(ret, indent=4)
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def rescan(self, all_vols, scan_vols, wait):
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if not wait and hasattr(self, "pp"):
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return "cannot initiate; scan is already in progress"
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args = (all_vols, scan_vols)
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t = threading.Thread(
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target=self.init_indexes,
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args=args,
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name="up2k-rescan-{}".format(scan_vols[0] if scan_vols else "all"),
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)
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t.daemon = True
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t.start()
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return None
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def _sched_rescan(self):
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volage = {}
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cooldown = 0
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timeout = time.time() + 3
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while True:
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timeout = max(timeout, cooldown)
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wait = max(0.1, timeout + 0.1 - time.time())
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with self.rescan_cond:
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self.rescan_cond.wait(wait)
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now = time.time()
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if now < cooldown:
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continue
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if hasattr(self, "pp"):
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cooldown = now + 5
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continue
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timeout = now + 9001
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with self.mutex:
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for vp, vol in sorted(self.asrv.vfs.all_vols.items()):
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maxage = vol.flags.get("scan")
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if not maxage:
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continue
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if vp not in volage:
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volage[vp] = now
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deadline = volage[vp] + maxage
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if deadline <= now:
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self.need_rescan[vp] = 1
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timeout = min(timeout, deadline)
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vols = list(sorted(self.need_rescan.keys()))
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self.need_rescan = {}
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if vols:
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cooldown = now + 10
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err = self.rescan(self.asrv.vfs.all_vols, vols, False)
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if err:
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for v in vols:
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self.need_rescan[v] = True
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continue
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for v in vols:
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volage[v] = now
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if self.args.no_lifetime:
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continue
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for vp, vol in sorted(self.asrv.vfs.all_vols.items()):
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lifetime = vol.flags.get("lifetime")
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if not lifetime:
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continue
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cur = self.cur.get(vol.realpath)
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if not cur:
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continue
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lifetime = int(lifetime)
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timeout = min(timeout, now + lifetime)
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nrm = 0
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deadline = time.time() - lifetime
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q = "select rd, fn from up where at > 0 and at < ? limit 100"
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while True:
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with self.mutex:
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hits = cur.execute(q, (deadline,)).fetchall()
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if not hits:
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break
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for rd, fn in hits:
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if rd.startswith("//") or fn.startswith("//"):
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rd, fn = s3dec(rd, fn)
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fvp = "{}/{}".format(rd, fn).strip("/")
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if vp:
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fvp = "{}/{}".format(vp, fvp)
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self._handle_rm(LEELOO_DALLAS, None, fvp)
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nrm += 1
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if nrm:
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self.log("{} files graduated in {}".format(nrm, vp))
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if timeout < 10:
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continue
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q = "select at from up where at > 0 order by at limit 1"
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with self.mutex:
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hits = cur.execute(q).fetchone()
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if hits:
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timeout = min(timeout, now + lifetime - (now - hits[0]))
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def _vis_job_progress(self, job):
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perc = 100 - (len(job["need"]) * 100.0 / len(job["hash"]))
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path = os.path.join(job["ptop"], job["prel"], job["name"])
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return "{:5.1f}% {}".format(perc, path)
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def _vis_reg_progress(self, reg):
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ret = []
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for _, job in reg.items():
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ret.append(self._vis_job_progress(job))
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return ret
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def _expr_idx_filter(self, flags):
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if not self.no_expr_idx:
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return False, flags
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ret = {k: v for k, v in flags.items() if not k.startswith("e2t")}
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if ret.keys() == flags.keys():
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return False, flags
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return True, ret
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def init_indexes(self, all_vols, scan_vols=None):
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gid = self.gid
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while hasattr(self, "pp") and gid == self.gid:
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time.sleep(0.1)
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if gid != self.gid:
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return
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if gid:
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self.log("reload #{} running".format(self.gid))
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self.pp = ProgressPrinter()
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vols = all_vols.values()
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t0 = time.time()
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have_e2d = False
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if self.no_expr_idx:
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modified = False
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for vol in vols:
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m, f = self._expr_idx_filter(vol.flags)
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if m:
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vol.flags = f
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modified = True
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if modified:
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msg = "disabling -e2t because your sqlite belongs in a museum"
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self.log(msg, c=3)
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live_vols = []
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with self.mutex:
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# only need to protect register_vpath but all in one go feels right
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for vol in vols:
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try:
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bos.listdir(vol.realpath)
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except:
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self.volstate[vol.vpath] = "OFFLINE (cannot access folder)"
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self.log("cannot access " + vol.realpath, c=1)
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continue
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if scan_vols and vol.vpath not in scan_vols:
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continue
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if not self.register_vpath(vol.realpath, vol.flags):
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# self.log("db not enable for {}".format(m, vol.realpath))
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continue
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live_vols.append(vol)
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if vol.vpath not in self.volstate:
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self.volstate[vol.vpath] = "OFFLINE (pending initialization)"
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vols = live_vols
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need_vac = {}
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need_mtag = False
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for vol in vols:
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if "e2t" in vol.flags:
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need_mtag = True
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if need_mtag and not self.mtag:
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self.mtag = MTag(self.log_func, self.args)
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if not self.mtag.usable:
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self.mtag = None
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# e2ds(a) volumes first
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for vol in vols:
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en = {}
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if "mte" in vol.flags:
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en = {k: True for k in vol.flags["mte"].split(",")}
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self.entags[vol.realpath] = en
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if "e2d" in vol.flags:
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have_e2d = True
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if "e2ds" in vol.flags:
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self.volstate[vol.vpath] = "busy (hashing files)"
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_, vac = self._build_file_index(vol, list(all_vols.values()))
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if vac:
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need_vac[vol] = True
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if "e2ts" not in vol.flags:
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m = "online, idle"
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else:
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m = "online (tags pending)"
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self.volstate[vol.vpath] = m
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# open the rest + do any e2ts(a)
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needed_mutagen = False
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for vol in vols:
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if "e2ts" not in vol.flags:
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continue
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m = "online (reading tags)"
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self.volstate[vol.vpath] = m
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self.log("{} [{}]".format(m, vol.realpath))
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nadd, nrm, success = self._build_tags_index(vol)
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if not success:
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needed_mutagen = True
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if nadd or nrm:
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need_vac[vol] = True
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self.volstate[vol.vpath] = "online (mtp soon)"
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for vol in need_vac:
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cur, _ = self.register_vpath(vol.realpath, vol.flags)
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with self.mutex:
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cur.connection.commit()
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cur.execute("vacuum")
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self.pp.end = True
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msg = "{} volumes in {:.2f} sec"
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self.log(msg.format(len(vols), time.time() - t0))
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if needed_mutagen:
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msg = "could not read tags because no backends are available (Mutagen or FFprobe)"
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self.log(msg, c=1)
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thr = None
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if self.mtag:
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m = "online (running mtp)"
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if scan_vols:
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thr = threading.Thread(target=self._run_all_mtp, name="up2k-mtp-scan")
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thr.daemon = True
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else:
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del self.pp
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m = "online, idle"
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for vol in vols:
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self.volstate[vol.vpath] = m
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if thr:
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thr.start()
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return have_e2d
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def register_vpath(self, ptop, flags):
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histpath = self.asrv.vfs.histtab.get(ptop)
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if not histpath:
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self.log("no histpath for [{}]".format(ptop))
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return None
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db_path = os.path.join(histpath, "up2k.db")
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if ptop in self.registry:
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try:
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return [self.cur[ptop], db_path]
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except:
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return None
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_, flags = self._expr_idx_filter(flags)
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ft = "\033[0;32m{}{:.0}"
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ff = "\033[0;35m{}{:.0}"
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fv = "\033[0;36m{}:\033[1;30m{}"
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a = [
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(ft if v is True else ff if v is False else fv).format(k, str(v))
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for k, v in flags.items()
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]
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if a:
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vpath = "?"
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for k, v in self.asrv.vfs.all_vols.items():
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if v.realpath == ptop:
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vpath = k
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if vpath:
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vpath += "/"
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self.log("/{} {}".format(vpath, " ".join(sorted(a))), "35")
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reg = {}
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path = os.path.join(histpath, "up2k.snap")
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if "e2d" in flags and bos.path.exists(path):
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with gzip.GzipFile(path, "rb") as f:
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j = f.read().decode("utf-8")
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reg2 = json.loads(j)
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for k, job in reg2.items():
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path = os.path.join(job["ptop"], job["prel"], job["name"])
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if bos.path.exists(path):
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reg[k] = job
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job["poke"] = time.time()
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else:
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self.log("ign deleted file in snap: [{}]".format(path))
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m = "loaded snap {} |{}|".format(path, len(reg.keys()))
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m = [m] + self._vis_reg_progress(reg)
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self.log("\n".join(m))
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self.flags[ptop] = flags
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self.registry[ptop] = reg
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if not HAVE_SQLITE3 or "e2d" not in flags or "d2d" in flags:
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return None
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bos.makedirs(histpath)
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try:
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cur = self._open_db(db_path)
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self.cur[ptop] = cur
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return [cur, db_path]
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except:
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msg = "cannot use database at [{}]:\n{}"
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self.log(msg.format(ptop, traceback.format_exc()))
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return None
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|
|
def _build_file_index(self, vol, all_vols):
|
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do_vac = False
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top = vol.realpath
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rei = vol.flags.get("noidx")
|
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reh = vol.flags.get("nohash")
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with self.mutex:
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cur, _ = self.register_vpath(top, vol.flags)
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dbw = [cur, 0, time.time()]
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|
self.pp.n = next(dbw[0].execute("select count(w) from up"))[0]
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|
|
excl = [
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vol.realpath + "/" + d.vpath[len(vol.vpath) :].lstrip("/")
|
|
for d in all_vols
|
|
if d != vol and (d.vpath.startswith(vol.vpath + "/") or not vol.vpath)
|
|
]
|
|
if WINDOWS:
|
|
excl = [x.replace("/", "\\") for x in excl]
|
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|
|
n_add = n_rm = 0
|
|
try:
|
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n_add = self._build_dir(dbw, top, set(excl), top, rei, reh, [])
|
|
n_rm = self._drop_lost(dbw[0], top)
|
|
except:
|
|
m = "failed to index volume [{}]:\n{}"
|
|
self.log(m.format(top, min_ex()), c=1)
|
|
|
|
if dbw[1]:
|
|
self.log("commit {} new files".format(dbw[1]))
|
|
|
|
dbw[0].connection.commit()
|
|
|
|
return True, n_add or n_rm or do_vac
|
|
|
|
def _build_dir(self, dbw, top, excl, cdir, rei, reh, seen):
|
|
rcdir = absreal(cdir) # a bit expensive but worth
|
|
if rcdir in seen:
|
|
m = "bailing from symlink loop,\n prev: {}\n curr: {}\n from: {}"
|
|
self.log(m.format(seen[-1], rcdir, cdir), 3)
|
|
return 0
|
|
|
|
seen = seen + [rcdir]
|
|
self.pp.msg = "a{} {}".format(self.pp.n, cdir)
|
|
histpath = self.asrv.vfs.histtab[top]
|
|
ret = 0
|
|
seen_files = {}
|
|
g = statdir(self.log_func, not self.args.no_scandir, False, cdir)
|
|
for iname, inf in sorted(g):
|
|
abspath = os.path.join(cdir, iname)
|
|
if rei and rei.search(abspath):
|
|
continue
|
|
|
|
nohash = reh.search(abspath) if reh else False
|
|
lmod = int(inf.st_mtime)
|
|
sz = inf.st_size
|
|
if stat.S_ISDIR(inf.st_mode):
|
|
if abspath in excl or abspath == histpath:
|
|
continue
|
|
# self.log(" dir: {}".format(abspath))
|
|
try:
|
|
ret += self._build_dir(dbw, top, excl, abspath, rei, reh, seen)
|
|
except:
|
|
m = "failed to index subdir [{}]:\n{}"
|
|
self.log(m.format(abspath, min_ex()), c=1)
|
|
else:
|
|
# self.log("file: {}".format(abspath))
|
|
seen_files[iname] = 1
|
|
rp = abspath[len(top) :].lstrip("/")
|
|
if WINDOWS:
|
|
rp = rp.replace("\\", "/").strip("/")
|
|
|
|
rd, fn = rp.rsplit("/", 1) if "/" in rp else ["", rp]
|
|
sql = "select w, mt, sz from up where rd = ? and fn = ?"
|
|
try:
|
|
c = dbw[0].execute(sql, (rd, fn))
|
|
except:
|
|
c = dbw[0].execute(sql, s3enc(self.mem_cur, rd, fn))
|
|
|
|
in_db = list(c.fetchall())
|
|
if in_db:
|
|
self.pp.n -= 1
|
|
dw, dts, dsz = in_db[0]
|
|
if len(in_db) > 1:
|
|
m = "WARN: multiple entries: [{}] => [{}] |{}|\n{}"
|
|
rep_db = "\n".join([repr(x) for x in in_db])
|
|
self.log(m.format(top, rp, len(in_db), rep_db))
|
|
dts = -1
|
|
|
|
if dts == lmod and dsz == sz and (nohash or dw[0] != "#"):
|
|
continue
|
|
|
|
m = "reindex [{}] => [{}] ({}/{}) ({}/{})".format(
|
|
top, rp, dts, lmod, dsz, sz
|
|
)
|
|
self.log(m)
|
|
self.db_rm(dbw[0], rd, fn)
|
|
ret += 1
|
|
dbw[1] += 1
|
|
in_db = None
|
|
|
|
self.pp.msg = "a{} {}".format(self.pp.n, abspath)
|
|
|
|
if nohash:
|
|
wark = up2k_wark_from_metadata(self.salt, sz, lmod, rd, fn)
|
|
else:
|
|
if sz > 1024 * 1024:
|
|
self.log("file: {}".format(abspath))
|
|
|
|
try:
|
|
hashes = self._hashlist_from_file(abspath)
|
|
except Exception as ex:
|
|
self.log("hash: {} @ [{}]".format(repr(ex), abspath))
|
|
continue
|
|
|
|
wark = up2k_wark_from_hashlist(self.salt, sz, hashes)
|
|
|
|
self.db_add(dbw[0], wark, rd, fn, lmod, sz, "", 0)
|
|
dbw[1] += 1
|
|
ret += 1
|
|
td = time.time() - dbw[2]
|
|
if dbw[1] >= 4096 or td >= 60:
|
|
self.log("commit {} new files".format(dbw[1]))
|
|
dbw[0].connection.commit()
|
|
dbw[1] = 0
|
|
dbw[2] = time.time()
|
|
|
|
# drop missing files
|
|
rd = cdir[len(top) + 1 :].strip("/")
|
|
if WINDOWS:
|
|
rd = rd.replace("\\", "/").strip("/")
|
|
|
|
q = "select fn from up where rd = ?"
|
|
try:
|
|
c = dbw[0].execute(q, (rd,))
|
|
except:
|
|
c = dbw[0].execute(q, ("//" + w8b64enc(rd),))
|
|
|
|
hits = [w8b64dec(x[2:]) if x.startswith("//") else x for (x,) in c]
|
|
rm_files = [x for x in hits if x not in seen_files]
|
|
n_rm = len(rm_files)
|
|
for fn in rm_files:
|
|
self.db_rm(dbw[0], rd, fn)
|
|
|
|
if n_rm:
|
|
self.log("forgot {} deleted files".format(n_rm))
|
|
|
|
return ret
|
|
|
|
def _drop_lost(self, cur, top):
|
|
rm = []
|
|
n_rm = 0
|
|
nchecked = 0
|
|
# `_build_dir` did all the files, now do dirs
|
|
ndirs = next(cur.execute("select count(distinct rd) from up"))[0]
|
|
c = cur.execute("select distinct rd from up order by rd desc")
|
|
for (drd,) in c:
|
|
nchecked += 1
|
|
if drd.startswith("//"):
|
|
rd = w8b64dec(drd[2:])
|
|
else:
|
|
rd = drd
|
|
|
|
abspath = os.path.join(top, rd)
|
|
self.pp.msg = "b{} {}".format(ndirs - nchecked, abspath)
|
|
try:
|
|
if os.path.isdir(abspath):
|
|
continue
|
|
except:
|
|
pass
|
|
|
|
rm.append(drd)
|
|
|
|
if not rm:
|
|
return 0
|
|
|
|
q = "select count(w) from up where rd = ?"
|
|
for rd in rm:
|
|
n_rm += next(cur.execute(q, (rd,)))[0]
|
|
|
|
self.log("forgetting {} deleted dirs, {} files".format(len(rm), n_rm))
|
|
for rd in rm:
|
|
cur.execute("delete from up where rd = ?", (rd,))
|
|
|
|
return n_rm
|
|
|
|
def _build_tags_index(self, vol):
|
|
ptop = vol.realpath
|
|
with self.mutex:
|
|
_, db_path = self.register_vpath(ptop, vol.flags)
|
|
entags = self.entags[ptop]
|
|
flags = self.flags[ptop]
|
|
cur = self.cur[ptop]
|
|
|
|
n_add = 0
|
|
n_rm = 0
|
|
n_buf = 0
|
|
last_write = time.time()
|
|
|
|
if "e2tsr" in flags:
|
|
with self.mutex:
|
|
n_rm = cur.execute("select count(w) from mt").fetchone()[0]
|
|
if n_rm:
|
|
self.log("discarding {} media tags for a full rescan".format(n_rm))
|
|
cur.execute("delete from mt")
|
|
|
|
# integrity: drop tags for tracks that were deleted
|
|
if "e2t" in flags:
|
|
with self.mutex:
|
|
drops = []
|
|
c2 = cur.connection.cursor()
|
|
up_q = "select w from up where substr(w,1,16) = ?"
|
|
for (w,) in cur.execute("select w from mt"):
|
|
if not c2.execute(up_q, (w,)).fetchone():
|
|
drops.append(w[:16])
|
|
c2.close()
|
|
|
|
if drops:
|
|
msg = "discarding media tags for {} deleted files"
|
|
self.log(msg.format(len(drops)))
|
|
n_rm += len(drops)
|
|
for w in drops:
|
|
cur.execute("delete from mt where w = ?", (w,))
|
|
|
|
# bail if a volume flag disables indexing
|
|
if "d2t" in flags or "d2d" in flags:
|
|
return n_add, n_rm, True
|
|
|
|
# add tags for new files
|
|
gcur = cur
|
|
with self.mutex:
|
|
gcur.connection.commit()
|
|
|
|
if "e2ts" in flags:
|
|
if not self.mtag:
|
|
return n_add, n_rm, False
|
|
|
|
mpool = False
|
|
if self.mtag.prefer_mt and self.args.mtag_mt > 1:
|
|
mpool = self._start_mpool()
|
|
|
|
conn = sqlite3.connect(db_path, timeout=15)
|
|
cur = conn.cursor()
|
|
c2 = conn.cursor()
|
|
c3 = conn.cursor()
|
|
n_left = cur.execute("select count(w) from up").fetchone()[0]
|
|
for w, rd, fn in cur.execute("select w, rd, fn from up order by rd, fn"):
|
|
n_left -= 1
|
|
q = "select w from mt where w = ?"
|
|
if c2.execute(q, (w[:16],)).fetchone():
|
|
continue
|
|
|
|
if "mtp" in flags:
|
|
q = "insert into mt values (?,'t:mtp','a')"
|
|
c2.execute(q, (w[:16],))
|
|
|
|
if rd.startswith("//") or fn.startswith("//"):
|
|
rd, fn = s3dec(rd, fn)
|
|
|
|
abspath = os.path.join(ptop, rd, fn)
|
|
self.pp.msg = "c{} {}".format(n_left, abspath)
|
|
args = [entags, w, abspath]
|
|
if not mpool:
|
|
n_tags = self._tag_file(c3, *args)
|
|
else:
|
|
mpool.put(["mtag"] + args)
|
|
with self.mutex:
|
|
n_tags = len(self._flush_mpool(c3))
|
|
|
|
n_add += n_tags
|
|
n_buf += n_tags
|
|
|
|
td = time.time() - last_write
|
|
if n_buf >= 4096 or td >= 60:
|
|
self.log("commit {} new tags".format(n_buf))
|
|
cur.connection.commit()
|
|
last_write = time.time()
|
|
n_buf = 0
|
|
|
|
if mpool:
|
|
self._stop_mpool(mpool)
|
|
with self.mutex:
|
|
n_add += len(self._flush_mpool(c3))
|
|
|
|
conn.commit()
|
|
c3.close()
|
|
c2.close()
|
|
cur.close()
|
|
conn.close()
|
|
|
|
with self.mutex:
|
|
gcur.connection.commit()
|
|
|
|
return n_add, n_rm, True
|
|
|
|
def _flush_mpool(self, wcur):
|
|
ret = []
|
|
for x in self.pending_tags:
|
|
self._tag_file(wcur, *x)
|
|
ret.append(x[1])
|
|
|
|
self.pending_tags = []
|
|
return ret
|
|
|
|
def _run_all_mtp(self):
|
|
gid = self.gid
|
|
t0 = time.time()
|
|
for ptop, flags in self.flags.items():
|
|
if "mtp" in flags:
|
|
self._run_one_mtp(ptop, gid)
|
|
|
|
td = time.time() - t0
|
|
msg = "mtp finished in {:.2f} sec ({})"
|
|
self.log(msg.format(td, s2hms(td, True)))
|
|
|
|
del self.pp
|
|
for k in list(self.volstate.keys()):
|
|
if "OFFLINE" not in self.volstate[k]:
|
|
self.volstate[k] = "online, idle"
|
|
|
|
def _run_one_mtp(self, ptop, gid):
|
|
if gid != self.gid:
|
|
return
|
|
|
|
entags = self.entags[ptop]
|
|
|
|
parsers = {}
|
|
for parser in self.flags[ptop]["mtp"]:
|
|
try:
|
|
parser = MParser(parser)
|
|
except:
|
|
self.log("invalid argument (could not find program): " + parser, 1)
|
|
return
|
|
|
|
for tag in entags:
|
|
if tag in parser.tags:
|
|
parsers[parser.tag] = parser
|
|
|
|
self.mtp_parsers[ptop] = parsers
|
|
|
|
q = "select count(w) from mt where k = 't:mtp'"
|
|
with self.mutex:
|
|
cur = self.cur[ptop]
|
|
cur = cur.connection.cursor()
|
|
wcur = cur.connection.cursor()
|
|
n_left = cur.execute(q).fetchone()[0]
|
|
|
|
mpool = self._start_mpool()
|
|
batch_sz = mpool.maxsize * 3
|
|
t_prev = time.time()
|
|
n_prev = n_left
|
|
n_done = 0
|
|
to_delete = {}
|
|
in_progress = {}
|
|
while True:
|
|
with self.mutex:
|
|
if gid != self.gid:
|
|
break
|
|
|
|
q = "select w from mt where k = 't:mtp' limit ?"
|
|
warks = cur.execute(q, (batch_sz,)).fetchall()
|
|
warks = [x[0] for x in warks]
|
|
jobs = []
|
|
for w in warks:
|
|
q = "select rd, fn from up where substr(w,1,16)=? limit 1"
|
|
rd, fn = cur.execute(q, (w,)).fetchone()
|
|
rd, fn = s3dec(rd, fn)
|
|
abspath = os.path.join(ptop, rd, fn)
|
|
|
|
q = "select k from mt where w = ?"
|
|
have = cur.execute(q, (w,)).fetchall()
|
|
have = [x[0] for x in have]
|
|
|
|
parsers = self._get_parsers(ptop, have, abspath)
|
|
if not parsers:
|
|
to_delete[w] = True
|
|
n_left -= 1
|
|
continue
|
|
|
|
if w in in_progress:
|
|
continue
|
|
|
|
jobs.append([parsers, None, w, abspath])
|
|
in_progress[w] = True
|
|
|
|
with self.mutex:
|
|
done = self._flush_mpool(wcur)
|
|
for w in done:
|
|
to_delete[w] = True
|
|
in_progress.pop(w)
|
|
n_done += 1
|
|
|
|
for w in to_delete.keys():
|
|
q = "delete from mt where w = ? and k = 't:mtp'"
|
|
cur.execute(q, (w,))
|
|
|
|
to_delete = {}
|
|
|
|
if not warks:
|
|
break
|
|
|
|
if not jobs:
|
|
continue
|
|
|
|
try:
|
|
now = time.time()
|
|
s = ((now - t_prev) / (n_prev - n_left)) * n_left
|
|
h, s = divmod(s, 3600)
|
|
m, s = divmod(s, 60)
|
|
n_prev = n_left
|
|
t_prev = now
|
|
except:
|
|
h = 1
|
|
m = 1
|
|
|
|
msg = "mtp: {} done, {} left, eta {}h {:02d}m"
|
|
with self.mutex:
|
|
msg = msg.format(n_done, n_left, int(h), int(m))
|
|
self.log(msg, c=6)
|
|
|
|
for j in jobs:
|
|
n_left -= 1
|
|
mpool.put(j)
|
|
|
|
with self.mutex:
|
|
cur.connection.commit()
|
|
|
|
self._stop_mpool(mpool)
|
|
with self.mutex:
|
|
done = self._flush_mpool(wcur)
|
|
for w in done:
|
|
q = "delete from mt where w = ? and k = 't:mtp'"
|
|
cur.execute(q, (w,))
|
|
|
|
cur.connection.commit()
|
|
if n_done:
|
|
self.log("mtp: scanned {} files in {}".format(n_done, ptop), c=6)
|
|
cur.execute("vacuum")
|
|
|
|
wcur.close()
|
|
cur.close()
|
|
|
|
def _get_parsers(self, ptop, have, abspath):
|
|
try:
|
|
all_parsers = self.mtp_parsers[ptop]
|
|
except:
|
|
return {}
|
|
|
|
entags = self.entags[ptop]
|
|
parsers = {}
|
|
for k, v in all_parsers.items():
|
|
if "ac" in entags or ".aq" in entags:
|
|
if "ac" in have or ".aq" in have:
|
|
# is audio, require non-audio?
|
|
if v.audio == "n":
|
|
continue
|
|
# is not audio, require audio?
|
|
elif v.audio == "y":
|
|
continue
|
|
|
|
if v.ext:
|
|
match = False
|
|
for ext in v.ext:
|
|
if abspath.lower().endswith("." + ext):
|
|
match = True
|
|
break
|
|
|
|
if not match:
|
|
continue
|
|
|
|
parsers[k] = v
|
|
|
|
parsers = {k: v for k, v in parsers.items() if v.force or k not in have}
|
|
return parsers
|
|
|
|
def _start_mpool(self):
|
|
# mp.pool.ThreadPool and concurrent.futures.ThreadPoolExecutor
|
|
# both do crazy runahead so lets reinvent another wheel
|
|
nw = max(1, self.args.mtag_mt)
|
|
|
|
if self.pending_tags is None:
|
|
self.log("using {}x {}".format(nw, self.mtag.backend))
|
|
self.pending_tags = []
|
|
|
|
mpool = Queue(nw)
|
|
for _ in range(nw):
|
|
thr = threading.Thread(
|
|
target=self._tag_thr, args=(mpool,), name="up2k-mpool"
|
|
)
|
|
thr.daemon = True
|
|
thr.start()
|
|
|
|
return mpool
|
|
|
|
def _stop_mpool(self, mpool):
|
|
if not mpool:
|
|
return
|
|
|
|
for _ in range(mpool.maxsize):
|
|
mpool.put(None)
|
|
|
|
mpool.join()
|
|
|
|
def _tag_thr(self, q):
|
|
while True:
|
|
task = q.get()
|
|
if not task:
|
|
q.task_done()
|
|
return
|
|
|
|
try:
|
|
parser, entags, wark, abspath = task
|
|
if parser == "mtag":
|
|
tags = self.mtag.get(abspath)
|
|
else:
|
|
tags = self.mtag.get_bin(parser, abspath)
|
|
vtags = [
|
|
"\033[36m{} \033[33m{}".format(k, v) for k, v in tags.items()
|
|
]
|
|
if vtags:
|
|
self.log("{}\033[0m [{}]".format(" ".join(vtags), abspath))
|
|
|
|
with self.mutex:
|
|
self.pending_tags.append([entags, wark, abspath, tags])
|
|
except:
|
|
ex = traceback.format_exc()
|
|
if parser == "mtag":
|
|
parser = self.mtag.backend
|
|
|
|
msg = "{} failed to read tags from {}:\n{}"
|
|
self.log(msg.format(parser, abspath, ex), c=3)
|
|
|
|
q.task_done()
|
|
|
|
def _tag_file(self, write_cur, entags, wark, abspath, tags=None):
|
|
if tags is None:
|
|
try:
|
|
tags = self.mtag.get(abspath)
|
|
except Exception as ex:
|
|
msg = "failed to read tags from {}:\n{}"
|
|
self.log(msg.format(abspath, ex), c=3)
|
|
return 0
|
|
|
|
if not bos.path.isfile(abspath):
|
|
return 0
|
|
|
|
if entags:
|
|
tags = {k: v for k, v in tags.items() if k in entags}
|
|
if not tags:
|
|
# indicate scanned without tags
|
|
tags = {"x": 0}
|
|
|
|
if not tags:
|
|
return 0
|
|
|
|
for k in tags.keys():
|
|
q = "delete from mt where w = ? and ({})".format(
|
|
" or ".join(["k = ?"] * len(tags))
|
|
)
|
|
args = [wark[:16]] + list(tags.keys())
|
|
write_cur.execute(q, tuple(args))
|
|
|
|
ret = 0
|
|
for k, v in tags.items():
|
|
q = "insert into mt values (?,?,?)"
|
|
write_cur.execute(q, (wark[:16], k, v))
|
|
ret += 1
|
|
|
|
return ret
|
|
|
|
def _orz(self, db_path):
|
|
return sqlite3.connect(db_path, check_same_thread=False).cursor()
|
|
# x.set_trace_callback(trace)
|
|
|
|
def _open_db(self, db_path):
|
|
existed = bos.path.exists(db_path)
|
|
cur = self._orz(db_path)
|
|
ver = self._read_ver(cur)
|
|
if not existed and ver is None:
|
|
return self._create_db(db_path, cur)
|
|
|
|
if ver == 4:
|
|
try:
|
|
m = "creating backup before upgrade: "
|
|
cur = self._backup_db(db_path, cur, ver, m)
|
|
self._upgrade_v4(cur)
|
|
ver = 5
|
|
except:
|
|
self.log("WARN: failed to upgrade from v4", 3)
|
|
|
|
if ver == DB_VER:
|
|
try:
|
|
nfiles = next(cur.execute("select count(w) from up"))[0]
|
|
self.log("OK: {} |{}|".format(db_path, nfiles))
|
|
return cur
|
|
except:
|
|
self.log("WARN: could not list files; DB corrupt?\n" + min_ex())
|
|
|
|
if (ver or 0) > DB_VER:
|
|
m = "database is version {}, this copyparty only supports versions <= {}"
|
|
raise Exception(m.format(ver, DB_VER))
|
|
|
|
msg = "creating new DB (old is bad); backup: {}"
|
|
if ver:
|
|
msg = "creating new DB (too old to upgrade); backup: {}"
|
|
|
|
cur = self._backup_db(db_path, cur, ver, msg)
|
|
db = cur.connection
|
|
cur.close()
|
|
db.close()
|
|
bos.unlink(db_path)
|
|
return self._create_db(db_path, None)
|
|
|
|
def _backup_db(self, db_path, cur, ver, msg):
|
|
bak = "{}.bak.{:x}.v{}".format(db_path, int(time.time()), ver)
|
|
self.log(msg + bak)
|
|
try:
|
|
c2 = sqlite3.connect(bak)
|
|
with c2:
|
|
cur.connection.backup(c2)
|
|
return cur
|
|
except:
|
|
m = "native sqlite3 backup failed; using fallback method:\n"
|
|
self.log(m + min_ex())
|
|
finally:
|
|
c2.close()
|
|
|
|
db = cur.connection
|
|
cur.close()
|
|
db.close()
|
|
|
|
shutil.copy2(fsenc(db_path), fsenc(bak))
|
|
return self._orz(db_path)
|
|
|
|
def _read_ver(self, cur):
|
|
for tab in ["ki", "kv"]:
|
|
try:
|
|
c = cur.execute(r"select v from {} where k = 'sver'".format(tab))
|
|
except:
|
|
continue
|
|
|
|
rows = c.fetchall()
|
|
if rows:
|
|
return int(rows[0][0])
|
|
|
|
def _create_db(self, db_path, cur):
|
|
"""
|
|
collision in 2^(n/2) files where n = bits (6 bits/ch)
|
|
10*6/2 = 2^30 = 1'073'741'824, 24.1mb idx 1<<(3*10)
|
|
12*6/2 = 2^36 = 68'719'476'736, 24.8mb idx
|
|
16*6/2 = 2^48 = 281'474'976'710'656, 26.1mb idx
|
|
"""
|
|
if not cur:
|
|
cur = self._orz(db_path)
|
|
|
|
idx = r"create index up_w on up(substr(w,1,16))"
|
|
if self.no_expr_idx:
|
|
idx = r"create index up_w on up(w)"
|
|
|
|
for cmd in [
|
|
r"create table up (w text, mt int, sz int, rd text, fn text, ip text, at int)",
|
|
r"create index up_rd on up(rd)",
|
|
r"create index up_fn on up(fn)",
|
|
r"create index up_ip on up(ip)",
|
|
idx,
|
|
r"create table mt (w text, k text, v int)",
|
|
r"create index mt_w on mt(w)",
|
|
r"create index mt_k on mt(k)",
|
|
r"create index mt_v on mt(v)",
|
|
r"create table kv (k text, v int)",
|
|
r"insert into kv values ('sver', {})".format(DB_VER),
|
|
]:
|
|
cur.execute(cmd)
|
|
|
|
cur.connection.commit()
|
|
self.log("created DB at {}".format(db_path))
|
|
return cur
|
|
|
|
def _upgrade_v4(self, cur):
|
|
for cmd in [
|
|
r"alter table up add column ip text",
|
|
r"alter table up add column at int",
|
|
r"create index up_ip on up(ip)",
|
|
r"update kv set v=5 where k='sver'",
|
|
]:
|
|
cur.execute(cmd)
|
|
|
|
cur.connection.commit()
|
|
|
|
def handle_json(self, cj):
|
|
with self.mutex:
|
|
if not self.register_vpath(cj["ptop"], cj["vcfg"]):
|
|
if cj["ptop"] not in self.registry:
|
|
raise Pebkac(410, "location unavailable")
|
|
|
|
cj["name"] = sanitize_fn(cj["name"], "", [".prologue.html", ".epilogue.html"])
|
|
cj["poke"] = time.time()
|
|
wark = self._get_wark(cj)
|
|
now = time.time()
|
|
job = None
|
|
with self.mutex:
|
|
cur = self.cur.get(cj["ptop"])
|
|
reg = self.registry[cj["ptop"]]
|
|
if cur:
|
|
if self.no_expr_idx:
|
|
q = r"select * from up where w = ?"
|
|
argv = (wark,)
|
|
else:
|
|
q = r"select * from up where substr(w,1,16) = ? and w = ?"
|
|
argv = (wark[:16], wark)
|
|
|
|
cur = cur.execute(q, argv)
|
|
for _, dtime, dsize, dp_dir, dp_fn, ip, at in cur:
|
|
if dp_dir.startswith("//") or dp_fn.startswith("//"):
|
|
dp_dir, dp_fn = s3dec(dp_dir, dp_fn)
|
|
|
|
if job and (dp_dir != cj["prel"] or dp_fn != cj["name"]):
|
|
continue
|
|
|
|
dp_abs = "/".join([cj["ptop"], dp_dir, dp_fn])
|
|
# relying on this to fail on broken symlinks
|
|
try:
|
|
sz = bos.path.getsize(dp_abs)
|
|
except:
|
|
sz = 0
|
|
|
|
if sz:
|
|
# self.log("--- " + wark + " " + dp_abs + " found file", 4)
|
|
job = {
|
|
"name": dp_fn,
|
|
"prel": dp_dir,
|
|
"vtop": cj["vtop"],
|
|
"ptop": cj["ptop"],
|
|
"size": dsize,
|
|
"lmod": dtime,
|
|
"addr": ip,
|
|
"at": at,
|
|
"hash": [],
|
|
"need": [],
|
|
}
|
|
|
|
if job and wark in reg:
|
|
# self.log("pop " + wark + " " + job["name"] + " handle_json db", 4)
|
|
del reg[wark]
|
|
|
|
if job or wark in reg:
|
|
job = job or reg[wark]
|
|
if job["prel"] == cj["prel"] and job["name"] == cj["name"]:
|
|
# ensure the files haven't been deleted manually
|
|
names = [job[x] for x in ["name", "tnam"] if x in job]
|
|
for fn in names:
|
|
path = os.path.join(job["ptop"], job["prel"], fn)
|
|
try:
|
|
if bos.path.getsize(path) > 0:
|
|
# upload completed or both present
|
|
break
|
|
except:
|
|
# missing; restart
|
|
if not self.args.nw:
|
|
job = None
|
|
break
|
|
else:
|
|
# file contents match, but not the path
|
|
src = os.path.join(job["ptop"], job["prel"], job["name"])
|
|
dst = os.path.join(cj["ptop"], cj["prel"], cj["name"])
|
|
vsrc = os.path.join(job["vtop"], job["prel"], job["name"])
|
|
vsrc = vsrc.replace("\\", "/") # just for prints anyways
|
|
if job["need"]:
|
|
self.log("unfinished:\n {0}\n {1}".format(src, dst))
|
|
err = "partial upload exists at a different location; please resume uploading here instead:\n"
|
|
err += "/" + quotep(vsrc) + " "
|
|
|
|
dupe = [cj["prel"], cj["name"]]
|
|
try:
|
|
self.dupesched[src].append(dupe)
|
|
except:
|
|
self.dupesched[src] = [dupe]
|
|
|
|
raise Pebkac(400, err)
|
|
|
|
elif "nodupe" in self.flags[job["ptop"]]:
|
|
self.log("dupe-reject:\n {0}\n {1}".format(src, dst))
|
|
err = "upload rejected, file already exists:\n"
|
|
err += "/" + quotep(vsrc) + " "
|
|
raise Pebkac(400, err)
|
|
else:
|
|
# symlink to the client-provided name,
|
|
# returning the previous upload info
|
|
job = deepcopy(job)
|
|
for k in ["ptop", "vtop", "prel"]:
|
|
job[k] = cj[k]
|
|
|
|
pdir = os.path.join(cj["ptop"], cj["prel"])
|
|
job["name"] = self._untaken(pdir, cj["name"], now, cj["addr"])
|
|
dst = os.path.join(job["ptop"], job["prel"], job["name"])
|
|
if not self.args.nw:
|
|
bos.unlink(dst) # TODO ed pls
|
|
self._symlink(src, dst)
|
|
|
|
if cur:
|
|
a = [cj[x] for x in "prel name lmod size addr".split()]
|
|
a += [cj.get("at") or time.time()]
|
|
self.db_add(cur, wark, *a)
|
|
cur.connection.commit()
|
|
|
|
if not job:
|
|
vfs = self.asrv.vfs.all_vols[cj["vtop"]]
|
|
if vfs.lim:
|
|
ap1 = os.path.join(cj["ptop"], cj["prel"])
|
|
ap2, cj["prel"] = vfs.lim.all(
|
|
cj["addr"], cj["prel"], cj["size"], ap1
|
|
)
|
|
bos.makedirs(ap2)
|
|
vfs.lim.nup(cj["addr"])
|
|
vfs.lim.bup(cj["addr"], cj["size"])
|
|
|
|
job = {
|
|
"wark": wark,
|
|
"t0": now,
|
|
"hash": deepcopy(cj["hash"]),
|
|
"need": [],
|
|
}
|
|
# client-provided, sanitized by _get_wark: name, size, lmod
|
|
for k in [
|
|
"addr",
|
|
"vtop",
|
|
"ptop",
|
|
"prel",
|
|
"name",
|
|
"size",
|
|
"lmod",
|
|
"poke",
|
|
]:
|
|
job[k] = cj[k]
|
|
|
|
# one chunk may occur multiple times in a file;
|
|
# filter to unique values for the list of missing chunks
|
|
# (preserve order to reduce disk thrashing)
|
|
lut = {}
|
|
for k in cj["hash"]:
|
|
if k not in lut:
|
|
job["need"].append(k)
|
|
lut[k] = 1
|
|
|
|
self._new_upload(job)
|
|
|
|
purl = "{}/{}".format(job["vtop"], job["prel"]).strip("/")
|
|
purl = "/{}/".format(purl) if purl else "/"
|
|
|
|
return {
|
|
"name": job["name"],
|
|
"purl": purl,
|
|
"size": job["size"],
|
|
"lmod": job["lmod"],
|
|
"hash": job["need"],
|
|
"wark": wark,
|
|
}
|
|
|
|
def _untaken(self, fdir, fname, ts, ip):
|
|
if self.args.nw:
|
|
return fname
|
|
|
|
# TODO broker which avoid this race and
|
|
# provides a new filename if taken (same as bup)
|
|
suffix = "-{:.6f}-{}".format(ts, ip.replace(":", "."))
|
|
with ren_open(fname, "wb", fdir=fdir, suffix=suffix) as f:
|
|
return f["orz"][1]
|
|
|
|
def _symlink(self, src, dst, verbose=True):
|
|
if verbose:
|
|
self.log("linking dupe:\n {0}\n {1}".format(src, dst))
|
|
|
|
if self.args.nw:
|
|
return
|
|
|
|
try:
|
|
if self.args.no_symlink:
|
|
raise Exception("disabled in config")
|
|
|
|
lsrc = src
|
|
ldst = dst
|
|
fs1 = bos.stat(os.path.dirname(src)).st_dev
|
|
fs2 = bos.stat(os.path.dirname(dst)).st_dev
|
|
if fs1 == 0:
|
|
# py2 on winxp or other unsupported combination
|
|
raise OSError()
|
|
elif fs1 == fs2:
|
|
# same fs; make symlink as relative as possible
|
|
v = []
|
|
for p in [src, dst]:
|
|
if WINDOWS:
|
|
p = p.replace("\\", "/")
|
|
v.append(p.split("/"))
|
|
|
|
nsrc, ndst = v
|
|
nc = 0
|
|
for a, b in zip(nsrc, ndst):
|
|
if a != b:
|
|
break
|
|
nc += 1
|
|
if nc > 1:
|
|
lsrc = nsrc[nc:]
|
|
hops = len(ndst[nc:]) - 1
|
|
lsrc = "../" * hops + "/".join(lsrc)
|
|
os.symlink(fsenc(lsrc), fsenc(ldst))
|
|
except Exception as ex:
|
|
self.log("cannot symlink; creating copy: " + repr(ex))
|
|
shutil.copy2(fsenc(src), fsenc(dst))
|
|
|
|
def handle_chunk(self, ptop, wark, chash):
|
|
with self.mutex:
|
|
job = self.registry[ptop].get(wark)
|
|
if not job:
|
|
known = " ".join([x for x in self.registry[ptop].keys()])
|
|
self.log("unknown wark [{}], known: {}".format(wark, known))
|
|
raise Pebkac(400, "unknown wark")
|
|
|
|
if chash not in job["need"]:
|
|
msg = "chash = {} , need:\n".format(chash)
|
|
msg += "\n".join(job["need"])
|
|
self.log(msg)
|
|
raise Pebkac(400, "already got that but thanks??")
|
|
|
|
nchunk = [n for n, v in enumerate(job["hash"]) if v == chash]
|
|
if not nchunk:
|
|
raise Pebkac(400, "unknown chunk")
|
|
|
|
job["poke"] = time.time()
|
|
|
|
chunksize = up2k_chunksize(job["size"])
|
|
ofs = [chunksize * x for x in nchunk]
|
|
|
|
path = os.path.join(job["ptop"], job["prel"], job["tnam"])
|
|
|
|
return [chunksize, ofs, path, job["lmod"]]
|
|
|
|
def confirm_chunk(self, ptop, wark, chash):
|
|
with self.mutex:
|
|
try:
|
|
job = self.registry[ptop][wark]
|
|
pdir = os.path.join(job["ptop"], job["prel"])
|
|
src = os.path.join(pdir, job["tnam"])
|
|
dst = os.path.join(pdir, job["name"])
|
|
except Exception as ex:
|
|
return "confirm_chunk, wark, " + repr(ex)
|
|
|
|
try:
|
|
job["need"].remove(chash)
|
|
except Exception as ex:
|
|
return "confirm_chunk, chash, " + repr(ex)
|
|
|
|
ret = len(job["need"])
|
|
if ret > 0:
|
|
return ret, src
|
|
|
|
if self.args.nw:
|
|
# del self.registry[ptop][wark]
|
|
return ret, dst
|
|
|
|
# windows cant rename open files
|
|
if not ANYWIN or src == dst:
|
|
self._finish_upload(ptop, wark)
|
|
|
|
return ret, dst
|
|
|
|
def finish_upload(self, ptop, wark):
|
|
with self.mutex:
|
|
self._finish_upload(ptop, wark)
|
|
|
|
def _finish_upload(self, ptop, wark):
|
|
try:
|
|
job = self.registry[ptop][wark]
|
|
pdir = os.path.join(job["ptop"], job["prel"])
|
|
src = os.path.join(pdir, job["tnam"])
|
|
dst = os.path.join(pdir, job["name"])
|
|
except Exception as ex:
|
|
return "finish_upload, wark, " + repr(ex)
|
|
|
|
# self.log("--- " + wark + " " + dst + " finish_upload atomic " + dst, 4)
|
|
atomic_move(src, dst)
|
|
|
|
if ANYWIN:
|
|
a = [dst, job["size"], (int(time.time()), int(job["lmod"]))]
|
|
self.lastmod_q.put(a)
|
|
|
|
a = [job[x] for x in "ptop wark prel name lmod size addr".split()]
|
|
a += [job.get("at") or time.time()]
|
|
if self.idx_wark(*a):
|
|
# self.log("pop " + wark + " " + dst + " finish_upload idx_wark", 4)
|
|
del self.registry[ptop][wark]
|
|
# in-memory registry is reserved for unfinished uploads
|
|
|
|
dupes = self.dupesched.pop(dst, [])
|
|
if not dupes:
|
|
return
|
|
|
|
cur = self.cur.get(ptop)
|
|
for rd, fn in dupes:
|
|
d2 = os.path.join(ptop, rd, fn)
|
|
if os.path.exists(d2):
|
|
continue
|
|
|
|
self._symlink(dst, d2)
|
|
if cur:
|
|
self.db_rm(cur, rd, fn)
|
|
self.db_add(cur, wark, rd, fn, *a[-4:])
|
|
|
|
if cur:
|
|
cur.connection.commit()
|
|
|
|
def idx_wark(self, ptop, wark, rd, fn, lmod, sz, ip, at):
|
|
cur = self.cur.get(ptop)
|
|
if not cur:
|
|
return False
|
|
|
|
self.db_rm(cur, rd, fn)
|
|
self.db_add(cur, wark, rd, fn, lmod, sz, ip, at)
|
|
cur.connection.commit()
|
|
|
|
if "e2t" in self.flags[ptop]:
|
|
self.tagq.put([ptop, wark, rd, fn])
|
|
self.n_tagq += 1
|
|
|
|
return True
|
|
|
|
def db_rm(self, db, rd, fn):
|
|
sql = "delete from up where rd = ? and fn = ?"
|
|
try:
|
|
db.execute(sql, (rd, fn))
|
|
except:
|
|
db.execute(sql, s3enc(self.mem_cur, rd, fn))
|
|
|
|
def db_add(self, db, wark, rd, fn, ts, sz, ip, at):
|
|
sql = "insert into up values (?,?,?,?,?,?,?)"
|
|
v = (wark, int(ts), sz, rd, fn, ip or "", int(at or 0))
|
|
try:
|
|
db.execute(sql, v)
|
|
except:
|
|
rd, fn = s3enc(self.mem_cur, rd, fn)
|
|
v = (wark, int(ts), sz, rd, fn, ip or "", int(at or 0))
|
|
db.execute(sql, v)
|
|
|
|
def handle_rm(self, uname, ip, vpaths):
|
|
n_files = 0
|
|
ok = {}
|
|
ng = {}
|
|
for vp in vpaths:
|
|
a, b, c = self._handle_rm(uname, ip, vp)
|
|
n_files += a
|
|
for k in b:
|
|
ok[k] = 1
|
|
for k in c:
|
|
ng[k] = 1
|
|
|
|
ng = {k: 1 for k in ng if k not in ok}
|
|
ok = len(ok)
|
|
ng = len(ng)
|
|
|
|
return "deleted {} files (and {}/{} folders)".format(n_files, ok, ok + ng)
|
|
|
|
def _handle_rm(self, uname, ip, vpath):
|
|
try:
|
|
permsets = [[True, False, False, True]]
|
|
vn, rem = self.asrv.vfs.get(vpath, uname, *permsets[0])
|
|
vn, rem = vn.get_dbv(rem)
|
|
unpost = False
|
|
except:
|
|
# unpost with missing permissions? try read+write and verify with db
|
|
if not self.args.unpost:
|
|
raise Pebkac(400, "the unpost feature is disabled in server config")
|
|
|
|
unpost = True
|
|
permsets = [[True, True]]
|
|
vn, rem = self.asrv.vfs.get(vpath, uname, *permsets[0])
|
|
vn, rem = vn.get_dbv(rem)
|
|
_, _, _, _, dip, dat = self._find_from_vpath(vn.realpath, rem)
|
|
|
|
m = "you cannot delete this: "
|
|
if not dip:
|
|
m += "file not found"
|
|
elif dip != ip:
|
|
m += "not uploaded by (You)"
|
|
elif dat < time.time() - self.args.unpost:
|
|
m += "uploaded too long ago"
|
|
else:
|
|
m = None
|
|
|
|
if m:
|
|
raise Pebkac(400, m)
|
|
|
|
ptop = vn.realpath
|
|
atop = vn.canonical(rem, False)
|
|
adir, fn = os.path.split(atop)
|
|
try:
|
|
st = bos.lstat(atop)
|
|
except:
|
|
raise Pebkac(400, "file not found on disk (already deleted?)")
|
|
|
|
scandir = not self.args.no_scandir
|
|
if stat.S_ISLNK(st.st_mode) or stat.S_ISREG(st.st_mode):
|
|
dbv, vrem = self.asrv.vfs.get(vpath, uname, *permsets[0])
|
|
dbv, vrem = dbv.get_dbv(vrem)
|
|
voldir = vsplit(vrem)[0]
|
|
vpath_dir = vsplit(vpath)[0]
|
|
g = [[dbv, voldir, vpath_dir, adir, [[fn, 0]], [], []]]
|
|
else:
|
|
g = vn.walk("", rem, [], uname, permsets, True, scandir, True)
|
|
if unpost:
|
|
raise Pebkac(400, "cannot unpost folders")
|
|
|
|
n_files = 0
|
|
for dbv, vrem, _, adir, files, rd, vd in g:
|
|
for fn in [x[0] for x in files]:
|
|
n_files += 1
|
|
abspath = os.path.join(adir, fn)
|
|
volpath = "{}/{}".format(vrem, fn).strip("/")
|
|
vpath = "{}/{}".format(dbv.vpath, volpath).strip("/")
|
|
self.log("rm {}\n {}".format(vpath, abspath))
|
|
_ = dbv.get(volpath, uname, *permsets[0])
|
|
with self.mutex:
|
|
cur = None
|
|
try:
|
|
ptop = dbv.realpath
|
|
cur, wark, _, _, _, _ = self._find_from_vpath(ptop, volpath)
|
|
self._forget_file(ptop, volpath, cur, wark, True)
|
|
finally:
|
|
if cur:
|
|
cur.connection.commit()
|
|
|
|
bos.unlink(abspath)
|
|
|
|
rm = rmdirs(self.log_func, scandir, True, atop, 1)
|
|
return n_files, rm[0], rm[1]
|
|
|
|
def handle_mv(self, uname, svp, dvp):
|
|
svn, srem = self.asrv.vfs.get(svp, uname, True, False, True)
|
|
svn, srem = svn.get_dbv(srem)
|
|
sabs = svn.canonical(srem, False)
|
|
|
|
if not srem:
|
|
raise Pebkac(400, "mv: cannot move a mountpoint")
|
|
|
|
st = bos.lstat(sabs)
|
|
if stat.S_ISREG(st.st_mode) or stat.S_ISLNK(st.st_mode):
|
|
with self.mutex:
|
|
return self._mv_file(uname, svp, dvp)
|
|
|
|
jail = svn.get_dbv(srem)[0]
|
|
permsets = [[True, False, True]]
|
|
scandir = not self.args.no_scandir
|
|
|
|
# following symlinks is too scary
|
|
g = svn.walk("", srem, [], uname, permsets, True, scandir, True)
|
|
for dbv, vrem, _, atop, files, rd, vd in g:
|
|
if dbv != jail:
|
|
# fail early (prevent partial moves)
|
|
raise Pebkac(400, "mv: source folder contains other volumes")
|
|
|
|
g = svn.walk("", srem, [], uname, permsets, True, scandir, True)
|
|
for dbv, vrem, _, atop, files, rd, vd in g:
|
|
if dbv != jail:
|
|
# the actual check (avoid toctou)
|
|
raise Pebkac(400, "mv: source folder contains other volumes")
|
|
|
|
for fn in files:
|
|
svpf = "/".join(x for x in [dbv.vpath, vrem, fn[0]] if x)
|
|
if not svpf.startswith(svp + "/"): # assert
|
|
raise Pebkac(500, "mv: bug at {}, top {}".format(svpf, svp))
|
|
|
|
dvpf = dvp + svpf[len(svp) :]
|
|
with self.mutex:
|
|
self._mv_file(uname, svpf, dvpf)
|
|
|
|
rmdirs(self.log_func, scandir, True, sabs, 1)
|
|
return "k"
|
|
|
|
def _mv_file(self, uname, svp, dvp):
|
|
svn, srem = self.asrv.vfs.get(svp, uname, True, False, True)
|
|
svn, srem = svn.get_dbv(srem)
|
|
|
|
dvn, drem = self.asrv.vfs.get(dvp, uname, False, True)
|
|
dvn, drem = dvn.get_dbv(drem)
|
|
|
|
sabs = svn.canonical(srem, False)
|
|
dabs = dvn.canonical(drem)
|
|
drd, dfn = vsplit(drem)
|
|
|
|
n1 = svp.split("/")[-1]
|
|
n2 = dvp.split("/")[-1]
|
|
if n1.startswith(".") or n2.startswith("."):
|
|
if self.args.no_dot_mv:
|
|
raise Pebkac(400, "moving dotfiles is disabled in server config")
|
|
elif self.args.no_dot_ren and n1 != n2:
|
|
raise Pebkac(400, "renaming dotfiles is disabled in server config")
|
|
|
|
if bos.path.exists(dabs):
|
|
raise Pebkac(400, "mv2: target file exists")
|
|
|
|
bos.makedirs(os.path.dirname(dabs))
|
|
|
|
if bos.path.islink(sabs):
|
|
dlabs = absreal(sabs)
|
|
m = "moving symlink from [{}] to [{}], target [{}]"
|
|
self.log(m.format(sabs, dabs, dlabs))
|
|
os.unlink(sabs)
|
|
self._symlink(dlabs, dabs, False)
|
|
|
|
# folders are too scary, schedule rescan of both vols
|
|
self.need_rescan[svn.vpath] = 1
|
|
self.need_rescan[dvn.vpath] = 1
|
|
with self.rescan_cond:
|
|
self.rescan_cond.notify_all()
|
|
|
|
return "k"
|
|
|
|
c1, w, ftime, fsize, ip, at = self._find_from_vpath(svn.realpath, srem)
|
|
c2 = self.cur.get(dvn.realpath)
|
|
|
|
if ftime is None:
|
|
st = bos.stat(sabs)
|
|
ftime = st.st_mtime
|
|
fsize = st.st_size
|
|
|
|
if w:
|
|
if c2 and c2 != c1:
|
|
self._copy_tags(c1, c2, w)
|
|
|
|
self._forget_file(svn.realpath, srem, c1, w, c1 != c2)
|
|
self._relink(w, svn.realpath, srem, dabs)
|
|
c1.connection.commit()
|
|
|
|
if c2:
|
|
self.db_add(c2, w, drd, dfn, ftime, fsize, ip, at)
|
|
c2.connection.commit()
|
|
else:
|
|
self.log("not found in src db: [{}]".format(svp))
|
|
|
|
bos.rename(sabs, dabs)
|
|
return "k"
|
|
|
|
def _copy_tags(self, csrc, cdst, wark):
|
|
"""copy all tags for wark from src-db to dst-db"""
|
|
w = wark[:16]
|
|
|
|
if cdst.execute("select * from mt where w=? limit 1", (w,)).fetchone():
|
|
return # existing tags in dest db
|
|
|
|
for _, k, v in csrc.execute("select * from mt where w=?", (w,)):
|
|
cdst.execute("insert into mt values(?,?,?)", (w, k, v))
|
|
|
|
def _find_from_vpath(self, ptop, vrem):
|
|
cur = self.cur.get(ptop)
|
|
if not cur:
|
|
return [None] * 6
|
|
|
|
rd, fn = vsplit(vrem)
|
|
q = "select w, mt, sz, ip, at from up where rd=? and fn=? limit 1"
|
|
try:
|
|
c = cur.execute(q, (rd, fn))
|
|
except:
|
|
c = cur.execute(q, s3enc(self.mem_cur, rd, fn))
|
|
|
|
hit = c.fetchone()
|
|
if hit:
|
|
wark, ftime, fsize, ip, at = hit
|
|
return cur, wark, ftime, fsize, ip, at
|
|
return cur, None, None, None, None, None
|
|
|
|
def _forget_file(self, ptop, vrem, cur, wark, drop_tags):
|
|
"""forgets file in db, fixes symlinks, does not delete"""
|
|
srd, sfn = vsplit(vrem)
|
|
self.log("forgetting {}".format(vrem))
|
|
if wark:
|
|
self.log("found {} in db".format(wark))
|
|
if drop_tags:
|
|
if self._relink(wark, ptop, vrem, None):
|
|
drop_tags = False
|
|
|
|
if drop_tags:
|
|
q = "delete from mt where w=?"
|
|
cur.execute(q, (wark[:16],))
|
|
|
|
self.db_rm(cur, srd, sfn)
|
|
|
|
reg = self.registry.get(ptop)
|
|
if reg:
|
|
if not wark:
|
|
wark = [
|
|
x
|
|
for x, y in reg.items()
|
|
if sfn in [y["name"], y.get("tnam")] and y["prel"] == vrem
|
|
]
|
|
|
|
if wark and wark in reg:
|
|
m = "forgetting partial upload {} ({})"
|
|
p = self._vis_job_progress(wark)
|
|
self.log(m.format(wark, p))
|
|
del reg[wark]
|
|
|
|
def _relink(self, wark, sptop, srem, dabs):
|
|
"""
|
|
update symlinks from file at svn/srem to dabs (rename),
|
|
or to first remaining full if no dabs (delete)
|
|
"""
|
|
dupes = []
|
|
sabs = os.path.join(sptop, srem)
|
|
q = "select rd, fn from up where substr(w,1,16)=? and w=?"
|
|
for ptop, cur in self.cur.items():
|
|
for rd, fn in cur.execute(q, (wark[:16], wark)):
|
|
if rd.startswith("//") or fn.startswith("//"):
|
|
rd, fn = s3dec(rd, fn)
|
|
|
|
dvrem = "/".join([rd, fn]).strip("/")
|
|
if ptop != sptop or srem != dvrem:
|
|
dupes.append([ptop, dvrem])
|
|
self.log("found {} dupe: [{}] {}".format(wark, ptop, dvrem))
|
|
|
|
if not dupes:
|
|
return 0
|
|
|
|
full = {}
|
|
links = {}
|
|
for ptop, vp in dupes:
|
|
ap = os.path.join(ptop, vp)
|
|
try:
|
|
d = links if bos.path.islink(ap) else full
|
|
d[ap] = [ptop, vp]
|
|
except:
|
|
self.log("relink: not found: [{}]".format(ap))
|
|
|
|
if not dabs and not full and links:
|
|
# deleting final remaining full copy; swap it with a symlink
|
|
slabs = list(sorted(links.keys()))[0]
|
|
ptop, rem = links.pop(slabs)
|
|
self.log("linkswap [{}] and [{}]".format(sabs, slabs))
|
|
bos.unlink(slabs)
|
|
bos.rename(sabs, slabs)
|
|
self._symlink(slabs, sabs, False)
|
|
full[slabs] = [ptop, rem]
|
|
|
|
if not dabs:
|
|
dabs = list(sorted(full.keys()))[0]
|
|
|
|
for alink in links.keys():
|
|
try:
|
|
if alink != sabs and absreal(alink) != sabs:
|
|
continue
|
|
|
|
self.log("relinking [{}] to [{}]".format(alink, dabs))
|
|
bos.unlink(alink)
|
|
except:
|
|
pass
|
|
|
|
self._symlink(dabs, alink, False)
|
|
|
|
return len(full) + len(links)
|
|
|
|
def _get_wark(self, cj):
|
|
if len(cj["name"]) > 1024 or len(cj["hash"]) > 512 * 1024: # 16TiB
|
|
raise Pebkac(400, "name or numchunks not according to spec")
|
|
|
|
for k in cj["hash"]:
|
|
if not self.r_hash.match(k):
|
|
raise Pebkac(
|
|
400, "at least one hash is not according to spec: {}".format(k)
|
|
)
|
|
|
|
# try to use client-provided timestamp, don't care if it fails somehow
|
|
try:
|
|
cj["lmod"] = int(cj["lmod"])
|
|
except:
|
|
cj["lmod"] = int(time.time())
|
|
|
|
if cj["hash"]:
|
|
wark = up2k_wark_from_hashlist(self.salt, cj["size"], cj["hash"])
|
|
else:
|
|
wark = up2k_wark_from_metadata(
|
|
self.salt, cj["size"], cj["lmod"], cj["prel"], cj["name"]
|
|
)
|
|
|
|
return wark
|
|
|
|
def _hashlist_from_file(self, path):
|
|
pp = self.pp if hasattr(self, "pp") else None
|
|
fsz = bos.path.getsize(path)
|
|
csz = up2k_chunksize(fsz)
|
|
ret = []
|
|
with open(fsenc(path), "rb", 512 * 1024) as f:
|
|
while fsz > 0:
|
|
if pp:
|
|
pp.msg = "{} MB, {}".format(int(fsz / 1024 / 1024), path)
|
|
|
|
hashobj = hashlib.sha512()
|
|
rem = min(csz, fsz)
|
|
fsz -= rem
|
|
while rem > 0:
|
|
buf = f.read(min(rem, 64 * 1024))
|
|
if not buf:
|
|
raise Exception("EOF at " + str(f.tell()))
|
|
|
|
hashobj.update(buf)
|
|
rem -= len(buf)
|
|
|
|
digest = hashobj.digest()[:33]
|
|
digest = base64.urlsafe_b64encode(digest)
|
|
ret.append(digest.decode("utf-8"))
|
|
|
|
return ret
|
|
|
|
def _new_upload(self, job):
|
|
self.registry[job["ptop"]][job["wark"]] = job
|
|
pdir = os.path.join(job["ptop"], job["prel"])
|
|
job["name"] = self._untaken(pdir, job["name"], job["t0"], job["addr"])
|
|
# if len(job["name"].split(".")) > 8:
|
|
# raise Exception("aaa")
|
|
|
|
tnam = job["name"] + ".PARTIAL"
|
|
if self.args.dotpart:
|
|
tnam = "." + tnam
|
|
|
|
if self.args.nw:
|
|
job["tnam"] = tnam
|
|
if not job["hash"]:
|
|
del self.registry[job["ptop"]][job["wark"]]
|
|
return
|
|
|
|
dip = job["addr"].replace(":", ".")
|
|
suffix = "-{:.6f}-{}".format(job["t0"], dip)
|
|
with ren_open(tnam, "wb", fdir=pdir, suffix=suffix) as f:
|
|
f, job["tnam"] = f["orz"]
|
|
if (
|
|
ANYWIN
|
|
and self.args.sparse
|
|
and self.args.sparse * 1024 * 1024 <= job["size"]
|
|
):
|
|
fp = os.path.join(pdir, job["tnam"])
|
|
try:
|
|
sp.check_call(["fsutil", "sparse", "setflag", fp])
|
|
except:
|
|
self.log("could not sparse [{}]".format(fp), 3)
|
|
|
|
if job["hash"]:
|
|
f.seek(job["size"] - 1)
|
|
f.write(b"e")
|
|
|
|
if not job["hash"]:
|
|
self._finish_upload(job["ptop"], job["wark"])
|
|
|
|
def _lastmodder(self):
|
|
while True:
|
|
ready = []
|
|
while not self.lastmod_q.empty():
|
|
ready.append(self.lastmod_q.get())
|
|
|
|
# self.log("lmod: got {}".format(len(ready)))
|
|
time.sleep(5)
|
|
for path, sz, times in ready:
|
|
self.log("lmod: setting times {} on {}".format(times, path))
|
|
try:
|
|
bos.utime(path, times)
|
|
except:
|
|
self.log("lmod: failed to utime ({}, {})".format(path, times))
|
|
|
|
if self.args.sparse and self.args.sparse * 1024 * 1024 <= sz:
|
|
try:
|
|
sp.check_call(["fsutil", "sparse", "setflag", path, "0"])
|
|
except:
|
|
self.log("could not unsparse [{}]".format(path), 3)
|
|
|
|
def _snapshot(self):
|
|
self.snap_persist_interval = 300 # persist unfinished index every 5 min
|
|
self.snap_discard_interval = 21600 # drop unfinished after 6 hours inactivity
|
|
self.snap_prev = {}
|
|
while True:
|
|
time.sleep(self.snap_persist_interval)
|
|
if not hasattr(self, "pp"):
|
|
self.do_snapshot()
|
|
|
|
def do_snapshot(self):
|
|
with self.mutex:
|
|
for k, reg in self.registry.items():
|
|
self._snap_reg(k, reg)
|
|
|
|
def _snap_reg(self, ptop, reg):
|
|
now = time.time()
|
|
histpath = self.asrv.vfs.histtab[ptop]
|
|
rm = [x for x in reg.values() if now - x["poke"] > self.snap_discard_interval]
|
|
if rm:
|
|
m = "dropping {} abandoned uploads in {}".format(len(rm), ptop)
|
|
vis = [self._vis_job_progress(x) for x in rm]
|
|
self.log("\n".join([m] + vis))
|
|
for job in rm:
|
|
del reg[job["wark"]]
|
|
try:
|
|
# remove the filename reservation
|
|
path = os.path.join(job["ptop"], job["prel"], job["name"])
|
|
if bos.path.getsize(path) == 0:
|
|
bos.unlink(path)
|
|
|
|
if len(job["hash"]) == len(job["need"]):
|
|
# PARTIAL is empty, delete that too
|
|
path = os.path.join(job["ptop"], job["prel"], job["tnam"])
|
|
bos.unlink(path)
|
|
except:
|
|
pass
|
|
|
|
path = os.path.join(histpath, "up2k.snap")
|
|
if not reg:
|
|
if ptop not in self.snap_prev or self.snap_prev[ptop] is not None:
|
|
self.snap_prev[ptop] = None
|
|
if bos.path.exists(path):
|
|
bos.unlink(path)
|
|
return
|
|
|
|
newest = max(x["poke"] for _, x in reg.items()) if reg else 0
|
|
etag = [len(reg), newest]
|
|
if etag == self.snap_prev.get(ptop):
|
|
return
|
|
|
|
bos.makedirs(histpath)
|
|
|
|
path2 = "{}.{}".format(path, os.getpid())
|
|
j = json.dumps(reg, indent=2, sort_keys=True).encode("utf-8")
|
|
with gzip.GzipFile(path2, "wb") as f:
|
|
f.write(j)
|
|
|
|
atomic_move(path2, path)
|
|
|
|
self.log("snap: {} |{}|".format(path, len(reg.keys())))
|
|
self.snap_prev[ptop] = etag
|
|
|
|
def _tagger(self):
|
|
with self.mutex:
|
|
self.n_tagq += 1
|
|
|
|
while True:
|
|
with self.mutex:
|
|
self.n_tagq -= 1
|
|
|
|
ptop, wark, rd, fn = self.tagq.get()
|
|
if "e2t" not in self.flags[ptop]:
|
|
continue
|
|
|
|
# self.log("\n " + repr([ptop, rd, fn]))
|
|
abspath = os.path.join(ptop, rd, fn)
|
|
try:
|
|
tags = self.mtag.get(abspath)
|
|
ntags1 = len(tags)
|
|
parsers = self._get_parsers(ptop, tags, abspath)
|
|
if parsers:
|
|
tags.update(self.mtag.get_bin(parsers, abspath))
|
|
except Exception as ex:
|
|
msg = "failed to read tags from {}:\n{}"
|
|
self.log(msg.format(abspath, ex), c=3)
|
|
continue
|
|
|
|
with self.mutex:
|
|
cur = self.cur[ptop]
|
|
if not cur:
|
|
self.log("no cursor to write tags with??", c=1)
|
|
continue
|
|
|
|
# TODO is undef if vol 404 on startup
|
|
entags = self.entags[ptop]
|
|
if not entags:
|
|
self.log("no entags okay.jpg", c=3)
|
|
continue
|
|
|
|
self._tag_file(cur, entags, wark, abspath, tags)
|
|
cur.connection.commit()
|
|
|
|
self.log("tagged {} ({}+{})".format(abspath, ntags1, len(tags) - ntags1))
|
|
|
|
def _hasher(self):
|
|
with self.mutex:
|
|
self.n_hashq += 1
|
|
|
|
while True:
|
|
with self.mutex:
|
|
self.n_hashq -= 1
|
|
# self.log("hashq {}".format(self.n_hashq))
|
|
|
|
ptop, rd, fn, ip, at = self.hashq.get()
|
|
# self.log("hashq {} pop {}/{}/{}".format(self.n_hashq, ptop, rd, fn))
|
|
if "e2d" not in self.flags[ptop]:
|
|
continue
|
|
|
|
abspath = os.path.join(ptop, rd, fn)
|
|
self.log("hashing " + abspath)
|
|
inf = bos.stat(abspath)
|
|
hashes = self._hashlist_from_file(abspath)
|
|
wark = up2k_wark_from_hashlist(self.salt, inf.st_size, hashes)
|
|
with self.mutex:
|
|
self.idx_wark(ptop, wark, rd, fn, inf.st_mtime, inf.st_size, ip, at)
|
|
|
|
def hash_file(self, ptop, flags, rd, fn, ip, at):
|
|
with self.mutex:
|
|
self.register_vpath(ptop, flags)
|
|
self.hashq.put([ptop, rd, fn, ip, at])
|
|
self.n_hashq += 1
|
|
# self.log("hashq {} push {}/{}/{}".format(self.n_hashq, ptop, rd, fn))
|
|
|
|
def shutdown(self):
|
|
if hasattr(self, "snap_prev"):
|
|
self.log("writing snapshot")
|
|
self.do_snapshot()
|
|
|
|
|
|
def up2k_chunksize(filesize):
|
|
chunksize = 1024 * 1024
|
|
stepsize = 512 * 1024
|
|
while True:
|
|
for mul in [1, 2]:
|
|
nchunks = math.ceil(filesize * 1.0 / chunksize)
|
|
if nchunks <= 256 or chunksize >= 32 * 1024 * 1024:
|
|
return chunksize
|
|
|
|
chunksize += stepsize
|
|
stepsize *= mul
|
|
|
|
|
|
def up2k_wark_from_hashlist(salt, filesize, hashes):
|
|
"""server-reproducible file identifier, independent of name or location"""
|
|
ident = [salt, str(filesize)]
|
|
ident.extend(hashes)
|
|
ident = "\n".join(ident)
|
|
|
|
wark = hashlib.sha512(ident.encode("utf-8")).digest()[:33]
|
|
wark = base64.urlsafe_b64encode(wark)
|
|
return wark.decode("ascii")
|
|
|
|
|
|
def up2k_wark_from_metadata(salt, sz, lastmod, rd, fn):
|
|
ret = fsenc("{}\n{}\n{}\n{}\n{}".format(salt, lastmod, sz, rd, fn))
|
|
ret = base64.urlsafe_b64encode(hashlib.sha512(ret).digest())
|
|
return "#{}".format(ret.decode("ascii"))[:44]
|