##// END OF EJS Templates
dispatch: protect against malicious 'hg serve --stdio' invocations (sec)...
dispatch: protect against malicious 'hg serve --stdio' invocations (sec) Some shared-ssh installations assume that 'hg serve --stdio' is a safe command to run for minimally trusted users. Unfortunately, the messy implementation of argument parsing here meant that trying to access a repo named '--debugger' would give the user a pdb prompt, thereby sidestepping any hoped-for sandboxing. Serving repositories over HTTP(S) is unaffected. We're not currently hardening any subcommands other than 'serve'. If your service exposes other commands to users with arbitrary repository names, it is imperative that you defend against repository names of '--debugger' and anything starting with '--config'. The read-only mode of hg-ssh stopped working because it provided its hook configuration to "hg serve --stdio" via --config parameter. This is banned for security reasons now. This patch switches it to directly call ui.setconfig(). If your custom hosting infrastructure relies on passing --config to "hg serve --stdio", you'll need to find a different way to get that configuration into Mercurial, either by using ui.setconfig() as hg-ssh does in this patch, or by placing an hgrc file someplace where Mercurial will read it. mitrandir@fb.com provided some extra fixes for the dispatch code and for hg-ssh in places that I overlooked.

File last commit:

r30556:c059286a default
r32050:77eaf953 4.1.3 stable
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test-verify.t
319 lines | 8.6 KiB | text/troff | Tads3Lexer
prepare repo
$ hg init a
$ cd a
$ echo "some text" > FOO.txt
$ echo "another text" > bar.txt
$ echo "more text" > QUICK.txt
$ hg add
adding FOO.txt
adding QUICK.txt
adding bar.txt
$ hg ci -mtest1
verify
$ hg verify
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
3 files, 1 changesets, 3 total revisions
verify with journal
$ touch .hg/store/journal
$ hg verify
abandoned transaction found - run hg recover
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
3 files, 1 changesets, 3 total revisions
$ rm .hg/store/journal
introduce some bugs in repo
$ cd .hg/store/data
$ mv _f_o_o.txt.i X_f_o_o.txt.i
$ mv bar.txt.i xbar.txt.i
$ rm _q_u_i_c_k.txt.i
$ hg verify
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
warning: revlog 'data/FOO.txt.i' not in fncache!
0: empty or missing FOO.txt
FOO.txt@0: manifest refers to unknown revision f62022d3d590
warning: revlog 'data/QUICK.txt.i' not in fncache!
0: empty or missing QUICK.txt
QUICK.txt@0: manifest refers to unknown revision 88b857db8eba
warning: revlog 'data/bar.txt.i' not in fncache!
0: empty or missing bar.txt
bar.txt@0: manifest refers to unknown revision 256559129457
3 files, 1 changesets, 0 total revisions
3 warnings encountered!
hint: run "hg debugrebuildfncache" to recover from corrupt fncache
6 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cd ../../..
$ cd ..
Set up a repo for testing missing revlog entries
$ hg init missing-entries
$ cd missing-entries
$ echo 0 > file
$ hg ci -Aqm0
$ cp -R .hg/store .hg/store-partial
$ echo 1 > file
$ hg ci -Aqm1
$ cp -R .hg/store .hg/store-full
Entire changelog missing
$ rm .hg/store/00changelog.*
$ hg verify -q
0: empty or missing changelog
manifest@0: d0b6632564d4 not in changesets
manifest@1: 941fc4534185 not in changesets
3 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cp -R .hg/store-full/. .hg/store
Entire manifest log missing
$ rm .hg/store/00manifest.*
$ hg verify -q
0: empty or missing manifest
1 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cp -R .hg/store-full/. .hg/store
Entire filelog missing
$ rm .hg/store/data/file.*
$ hg verify -q
warning: revlog 'data/file.i' not in fncache!
0: empty or missing file
file@0: manifest refers to unknown revision 362fef284ce2
file@1: manifest refers to unknown revision c10f2164107d
1 warnings encountered!
hint: run "hg debugrebuildfncache" to recover from corrupt fncache
3 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cp -R .hg/store-full/. .hg/store
Entire changelog and manifest log missing
$ rm .hg/store/00changelog.*
$ rm .hg/store/00manifest.*
$ hg verify -q
warning: orphan revlog 'data/file.i'
1 warnings encountered!
$ cp -R .hg/store-full/. .hg/store
Entire changelog and filelog missing
$ rm .hg/store/00changelog.*
$ rm .hg/store/data/file.*
$ hg verify -q
0: empty or missing changelog
manifest@0: d0b6632564d4 not in changesets
manifest@1: 941fc4534185 not in changesets
warning: revlog 'data/file.i' not in fncache!
?: empty or missing file
file@0: manifest refers to unknown revision 362fef284ce2
file@1: manifest refers to unknown revision c10f2164107d
1 warnings encountered!
hint: run "hg debugrebuildfncache" to recover from corrupt fncache
6 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cp -R .hg/store-full/. .hg/store
Entire manifest log and filelog missing
$ rm .hg/store/00manifest.*
$ rm .hg/store/data/file.*
$ hg verify -q
0: empty or missing manifest
warning: revlog 'data/file.i' not in fncache!
0: empty or missing file
1 warnings encountered!
hint: run "hg debugrebuildfncache" to recover from corrupt fncache
2 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cp -R .hg/store-full/. .hg/store
Changelog missing entry
$ cp -f .hg/store-partial/00changelog.* .hg/store
$ hg verify -q
manifest@?: rev 1 points to nonexistent changeset 1
manifest@?: 941fc4534185 not in changesets
file@?: rev 1 points to nonexistent changeset 1
(expected 0)
1 warnings encountered!
3 integrity errors encountered!
[1]
$ cp -R .hg/store-full/. .hg/store
Manifest log missing entry
$ cp -f .hg/store-partial/00manifest.* .hg/store
$ hg verify -q
manifest@1: changeset refers to unknown revision 941fc4534185
file@1: c10f2164107d not in manifests
2 integrity errors encountered!
(first damaged changeset appears to be 1)
[1]
$ cp -R .hg/store-full/. .hg/store
Filelog missing entry
$ cp -f .hg/store-partial/data/file.* .hg/store/data
$ hg verify -q
file@1: manifest refers to unknown revision c10f2164107d
1 integrity errors encountered!
(first damaged changeset appears to be 1)
[1]
$ cp -R .hg/store-full/. .hg/store
Changelog and manifest log missing entry
$ cp -f .hg/store-partial/00changelog.* .hg/store
$ cp -f .hg/store-partial/00manifest.* .hg/store
$ hg verify -q
file@?: rev 1 points to nonexistent changeset 1
(expected 0)
file@?: c10f2164107d not in manifests
1 warnings encountered!
2 integrity errors encountered!
[1]
$ cp -R .hg/store-full/. .hg/store
Changelog and filelog missing entry
$ cp -f .hg/store-partial/00changelog.* .hg/store
$ cp -f .hg/store-partial/data/file.* .hg/store/data
$ hg verify -q
manifest@?: rev 1 points to nonexistent changeset 1
manifest@?: 941fc4534185 not in changesets
file@?: manifest refers to unknown revision c10f2164107d
3 integrity errors encountered!
[1]
$ cp -R .hg/store-full/. .hg/store
Manifest and filelog missing entry
$ cp -f .hg/store-partial/00manifest.* .hg/store
$ cp -f .hg/store-partial/data/file.* .hg/store/data
$ hg verify -q
manifest@1: changeset refers to unknown revision 941fc4534185
1 integrity errors encountered!
(first damaged changeset appears to be 1)
[1]
$ cp -R .hg/store-full/. .hg/store
Corrupt changelog base node to cause failure to read revision
$ printf abcd | dd conv=notrunc of=.hg/store/00changelog.i bs=1 seek=16 \
> 2> /dev/null
$ hg verify -q
0: unpacking changeset 08b1860757c2: * (glob)
manifest@?: rev 0 points to unexpected changeset 0
manifest@?: d0b6632564d4 not in changesets
file@?: rev 0 points to unexpected changeset 0
(expected 1)
1 warnings encountered!
4 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cp -R .hg/store-full/. .hg/store
Corrupt manifest log base node to cause failure to read revision
$ printf abcd | dd conv=notrunc of=.hg/store/00manifest.i bs=1 seek=16 \
> 2> /dev/null
$ hg verify -q
manifest@0: reading delta d0b6632564d4: * (glob)
file@0: 362fef284ce2 not in manifests
2 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cp -R .hg/store-full/. .hg/store
Corrupt filelog base node to cause failure to read revision
$ printf abcd | dd conv=notrunc of=.hg/store/data/file.i bs=1 seek=16 \
> 2> /dev/null
$ hg verify -q
file@0: unpacking 362fef284ce2: * (glob)
1 integrity errors encountered!
(first damaged changeset appears to be 0)
[1]
$ cp -R .hg/store-full/. .hg/store
$ cd ..
test changelog without a manifest
$ hg init b
$ cd b
$ hg branch foo
marked working directory as branch foo
(branches are permanent and global, did you want a bookmark?)
$ hg ci -m branchfoo
$ hg verify
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
0 files, 1 changesets, 0 total revisions
test revlog corruption
$ touch a
$ hg add a
$ hg ci -m a
$ echo 'corrupted' > b
$ dd if=.hg/store/data/a.i of=start bs=1 count=20 2>/dev/null
$ cat start b > .hg/store/data/a.i
$ hg verify
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
a@1: broken revlog! (index data/a.i is corrupted)
warning: orphan revlog 'data/a.i'
1 files, 2 changesets, 0 total revisions
1 warnings encountered!
1 integrity errors encountered!
(first damaged changeset appears to be 1)
[1]
$ cd ..
test revlog format 0
$ revlog-formatv0.py
$ cd formatv0
$ hg verify
repository uses revlog format 0
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
1 files, 1 changesets, 1 total revisions
$ cd ..