tests/test-remotefilelog-corrupt-cache.t
author Matt Harbison <matt_harbison@yahoo.com>
Sat, 24 Nov 2018 14:11:02 -0500
changeset 40722 0800d9e6e216
parent 40572 def08813b290
child 47548 5830539c46be
permissions -rw-r--r--
tests: disable remotefilelog on Windows I've spent a non trivial amount of time trying to eliminate the test errors, but it's looking like this is pretty dependent on Unix support. For example, there are attempts to delete open files, and uses of threads that report I/O attempts on closed files. (Maybe this is a race condition? Don't we usually use processes as workers on Windows?) In any event, I don't want real new errors elsewhere to be masked by these known problems. For some reason $CACHEDIR is reported as missing in test-remotefilelog-repack.t, but it actually exists in the hgcloneshallow call inside shallowutil.mkstickygroupdir(). By the time the process exits, it's gone. I don't see it being removed by code that calls 'rmdir' or 'remove' in the extension itself.
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#require no-windows
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  $ . "$TESTDIR/remotefilelog-library.sh"
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  $ hg init master
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  $ cd master
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  $ cat >> .hg/hgrc <<EOF
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  > [remotefilelog]
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  > server=True
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  > EOF
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  $ echo x > x
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  $ echo y > y
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  $ echo z > z
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  $ hg commit -qAm xy
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  $ cd ..
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  $ hgcloneshallow ssh://user@dummy/master shallow -q
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  3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
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  $ cd shallow
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Verify corrupt cache handling repairs by default
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  $ hg up -q null
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  $ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
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  $ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
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  $ hg up tip
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  3 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
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Verify corrupt cache error message
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  $ hg up -q null
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  $ cat >> .hg/hgrc <<EOF
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  > [remotefilelog]
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  > validatecache=off
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  > EOF
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  $ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
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  $ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
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  $ hg up tip 2>&1 | egrep "^RuntimeError"
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  RuntimeError: unexpected remotefilelog header: illegal format
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Verify detection and remediation when remotefilelog.validatecachelog is set
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  $ cat >> .hg/hgrc <<EOF
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  > [remotefilelog]
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  > validatecachelog=$PWD/.hg/remotefilelog_cache.log
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  > validatecache=strict
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  > EOF
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  $ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
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  $ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
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  $ hg up tip
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  3 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
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  $ cat .hg/remotefilelog_cache.log
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  corrupt $TESTTMP/hgcache/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0 during contains
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Verify handling of corrupt server cache
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  $ rm -f ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
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  $ touch ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
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  $ clearcache
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  $ hg prefetch -r .
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  3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
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  $ test -s ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
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  $ hg debugremotefilelog $CACHEDIR/master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
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  size: 2 bytes
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  path: $TESTTMP/hgcache/master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca 
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  key: 076f5e2225b3 
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          node =>           p1            p2      linknode     copyfrom
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  076f5e2225b3 => 000000000000  000000000000  f3d0bb0d1e48