tests/test-remotefilelog-corrupt-cache.t
author Pierre-Yves David <pierre-yves.david@octobus.net>
Sun, 14 Apr 2024 02:38:41 +0200
changeset 51589 90ef3e042e10
parent 50725 7e5be4a7cda7
permissions -rw-r--r--
perf: allow profiling of more than one run By default, we still profile the first run only. However profiling more run help to understand side effect from one run to the other. So we add an option to be able to do so.

#require no-windows

  $ . "$TESTDIR/remotefilelog-library.sh"

  $ hg init master
  $ cd master
  $ cat >> .hg/hgrc <<EOF
  > [remotefilelog]
  > server=True
  > EOF
  $ echo x > x
  $ echo y > y
  $ echo z > z
  $ hg commit -qAm xy

  $ cd ..

  $ hgcloneshallow ssh://user@dummy/master shallow -q
  3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
  $ cd shallow

Verify corrupt cache handling repairs by default

  $ hg up -q null
  $ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
  $ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
  $ hg up tip
  3 files updated, 0 files merged, 0 files removed, 0 files unresolved
  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)

Verify corrupt cache error message

  $ hg up -q null
  $ cat >> .hg/hgrc <<EOF
  > [remotefilelog]
  > validatecache=off
  > EOF
  $ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
  $ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
  $ hg up tip 2>&1 | grep -E "^[^ ].*unexpected remotefilelog"
  abort: unexpected remotefilelog header: illegal format

Verify detection and remediation when remotefilelog.validatecachelog is set

  $ cat >> .hg/hgrc <<EOF
  > [remotefilelog]
  > validatecachelog=$PWD/.hg/remotefilelog_cache.log
  > validatecache=strict
  > EOF
  $ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
  $ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
  $ hg up tip
  3 files updated, 0 files merged, 0 files removed, 0 files unresolved
  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
  $ cat .hg/remotefilelog_cache.log
  corrupt $TESTTMP/hgcache/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0 during contains

Verify handling of corrupt server cache

  $ rm -f ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
  $ touch ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
  $ clearcache
  $ hg prefetch -r .
  3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
  $ test -s ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
  $ hg debugremotefilelog $CACHEDIR/master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
  size: 2 bytes
  path: $TESTTMP/hgcache/master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca 
  key: 076f5e2225b3 
  
          node =>           p1            p2      linknode     copyfrom
  076f5e2225b3 => 000000000000  000000000000  f3d0bb0d1e48