#require serve no-reposimplestore no-chg #testcases stream-legacy stream-bundle2 #if stream-legacy $ cat << EOF >> $HGRCPATH > [server] > bundle2.stream = no > EOF #endif Initialize repository the status call is to check for issue5130 $ hg init server $ cd server $ touch foo $ hg -q commit -A -m initial >>> for i in range(1024): ... with open(str(i), 'wb') as fh: ... fh.write(b"%d" % i) and None $ hg -q commit -A -m 'add a lot of files' $ hg st $ hg --config server.uncompressed=false serve -p $HGPORT -d --pid-file=hg.pid $ cat hg.pid > $DAEMON_PIDS $ cd .. Cannot stream clone when server.uncompressed is set $ get-with-headers.py $LOCALIP:$HGPORT '?cmd=stream_out' 200 Script output follows 1 #if stream-legacy $ hg debugcapabilities http://localhost:$HGPORT Main capabilities: batch branchmap $USUAL_BUNDLE2_CAPS_SERVER$ changegroupsubset compression=$BUNDLE2_COMPRESSIONS$ getbundle httpheader=1024 httpmediatype=0.1rx,0.1tx,0.2tx known lookup pushkey unbundle=HG10GZ,HG10BZ,HG10UN unbundlehash Bundle2 capabilities: HG20 bookmarks changegroup 01 02 digests md5 sha1 sha512 error abort unsupportedcontent pushraced pushkey hgtagsfnodes listkeys phases heads pushkey remote-changegroup http https rev-branch-cache $ hg clone --stream -U http://localhost:$HGPORT server-disabled warning: stream clone requested but server has them disabled requesting all changes adding changesets adding manifests adding file changes added 2 changesets with 1025 changes to 1025 files new changesets 96ee1d7354c4:c17445101a72 $ get-with-headers.py $LOCALIP:$HGPORT '?cmd=getbundle' content-type --bodyfile body --hgproto 0.2 --requestheader "x-hgarg-1=bundlecaps=HG20%2Cbundle2%3DHG20%250Abookmarks%250Achangegroup%253D01%252C02%250Adigests%253Dmd5%252Csha1%252Csha512%250Aerror%253Dabort%252Cunsupportedcontent%252Cpushraced%252Cpushkey%250Ahgtagsfnodes%250Alistkeys%250Aphases%253Dheads%250Apushkey%250Aremote-changegroup%253Dhttp%252Chttps&cg=0&common=0000000000000000000000000000000000000000&heads=c17445101a72edac06facd130d14808dfbd5c7c2&stream=1" 200 Script output follows content-type: application/mercurial-0.2 $ f --size body --hexdump --bytes 100 body: size=232 0000: 04 6e 6f 6e 65 48 47 32 30 00 00 00 00 00 00 00 |.noneHG20.......| 0010: cf 0b 45 52 52 4f 52 3a 41 42 4f 52 54 00 00 00 |..ERROR:ABORT...| 0020: 00 01 01 07 3c 04 72 6d 65 73 73 61 67 65 73 74 |....<.rmessagest| 0030: 72 65 61 6d 20 64 61 74 61 20 72 65 71 75 65 73 |ream data reques| 0040: 74 65 64 20 62 75 74 20 73 65 72 76 65 72 20 64 |ted but server d| 0050: 6f 65 73 20 6e 6f 74 20 61 6c 6c 6f 77 20 74 68 |oes not allow th| 0060: 69 73 20 66 |is f| #endif #if stream-bundle2 $ hg debugcapabilities http://localhost:$HGPORT Main capabilities: batch branchmap $USUAL_BUNDLE2_CAPS_SERVER$ changegroupsubset compression=$BUNDLE2_COMPRESSIONS$ getbundle httpheader=1024 httpmediatype=0.1rx,0.1tx,0.2tx known lookup pushkey unbundle=HG10GZ,HG10BZ,HG10UN unbundlehash Bundle2 capabilities: HG20 bookmarks changegroup 01 02 digests md5 sha1 sha512 error abort unsupportedcontent pushraced pushkey hgtagsfnodes listkeys phases heads pushkey remote-changegroup http https rev-branch-cache $ hg clone --stream -U http://localhost:$HGPORT server-disabled warning: stream clone requested but server has them disabled requesting all changes adding changesets adding manifests adding file changes added 2 changesets with 1025 changes to 1025 files new changesets 96ee1d7354c4:c17445101a72 $ get-with-headers.py $LOCALIP:$HGPORT '?cmd=getbundle' content-type --bodyfile body --hgproto 0.2 --requestheader "x-hgarg-1=bundlecaps=HG20%2Cbundle2%3DHG20%250Abookmarks%250Achangegroup%253D01%252C02%250Adigests%253Dmd5%252Csha1%252Csha512%250Aerror%253Dabort%252Cunsupportedcontent%252Cpushraced%252Cpushkey%250Ahgtagsfnodes%250Alistkeys%250Aphases%253Dheads%250Apushkey%250Aremote-changegroup%253Dhttp%252Chttps&cg=0&common=0000000000000000000000000000000000000000&heads=c17445101a72edac06facd130d14808dfbd5c7c2&stream=1" 200 Script output follows content-type: application/mercurial-0.2 $ f --size body --hexdump --bytes 100 body: size=232 0000: 04 6e 6f 6e 65 48 47 32 30 00 00 00 00 00 00 00 |.noneHG20.......| 0010: cf 0b 45 52 52 4f 52 3a 41 42 4f 52 54 00 00 00 |..ERROR:ABORT...| 0020: 00 01 01 07 3c 04 72 6d 65 73 73 61 67 65 73 74 |....<.rmessagest| 0030: 72 65 61 6d 20 64 61 74 61 20 72 65 71 75 65 73 |ream data reques| 0040: 74 65 64 20 62 75 74 20 73 65 72 76 65 72 20 64 |ted but server d| 0050: 6f 65 73 20 6e 6f 74 20 61 6c 6c 6f 77 20 74 68 |oes not allow th| 0060: 69 73 20 66 |is f| #endif $ killdaemons.py $ cd server $ hg serve -p $HGPORT -d --pid-file=hg.pid $ cat hg.pid > $DAEMON_PIDS $ cd .. Basic clone #if stream-legacy $ hg clone --stream -U http://localhost:$HGPORT clone1 streaming all changes 1027 files to transfer, 96.3 KB of data transferred 96.3 KB in * seconds (*/sec) (glob) searching for changes no changes found #endif #if stream-bundle2 $ hg clone --stream -U http://localhost:$HGPORT clone1 streaming all changes 1030 files to transfer, 96.5 KB of data transferred 96.5 KB in * seconds (* */sec) (glob) $ ls -1 clone1/.hg/cache branch2-served rbc-names-v1 rbc-revs-v1 #endif getbundle requests with stream=1 are uncompressed $ get-with-headers.py $LOCALIP:$HGPORT '?cmd=getbundle' content-type --bodyfile body --hgproto '0.1 0.2 comp=zlib,none' --requestheader "x-hgarg-1=bundlecaps=HG20%2Cbundle2%3DHG20%250Abookmarks%250Achangegroup%253D01%252C02%250Adigests%253Dmd5%252Csha1%252Csha512%250Aerror%253Dabort%252Cunsupportedcontent%252Cpushraced%252Cpushkey%250Ahgtagsfnodes%250Alistkeys%250Aphases%253Dheads%250Apushkey%250Aremote-changegroup%253Dhttp%252Chttps&cg=0&common=0000000000000000000000000000000000000000&heads=c17445101a72edac06facd130d14808dfbd5c7c2&stream=1" 200 Script output follows content-type: application/mercurial-0.2 $ f --size --hex --bytes 256 body body: size=112262 0000: 04 6e 6f 6e 65 48 47 32 30 00 00 00 00 00 00 00 |.noneHG20.......| 0010: 7f 07 53 54 52 45 41 4d 32 00 00 00 00 03 00 09 |..STREAM2.......| 0020: 05 09 04 0c 44 62 79 74 65 63 6f 75 6e 74 39 38 |....Dbytecount98| 0030: 37 37 35 66 69 6c 65 63 6f 75 6e 74 31 30 33 30 |775filecount1030| 0040: 72 65 71 75 69 72 65 6d 65 6e 74 73 64 6f 74 65 |requirementsdote| 0050: 6e 63 6f 64 65 25 32 43 66 6e 63 61 63 68 65 25 |ncode%2Cfncache%| 0060: 32 43 67 65 6e 65 72 61 6c 64 65 6c 74 61 25 32 |2Cgeneraldelta%2| 0070: 43 72 65 76 6c 6f 67 76 31 25 32 43 73 70 61 72 |Crevlogv1%2Cspar| 0080: 73 65 72 65 76 6c 6f 67 25 32 43 73 74 6f 72 65 |serevlog%2Cstore| 0090: 00 00 80 00 73 08 42 64 61 74 61 2f 30 2e 69 00 |....s.Bdata/0.i.| 00a0: 03 00 01 00 00 00 00 00 00 00 02 00 00 00 01 00 |................| 00b0: 00 00 00 00 00 00 01 ff ff ff ff ff ff ff ff 80 |................| 00c0: 29 63 a0 49 d3 23 87 bf ce fe 56 67 92 67 2c 69 |)c.I.#....Vg.g,i| 00d0: d1 ec 39 00 00 00 00 00 00 00 00 00 00 00 00 75 |..9............u| 00e0: 30 73 08 42 64 61 74 61 2f 31 2e 69 00 03 00 01 |0s.Bdata/1.i....| 00f0: 00 00 00 00 00 00 00 02 00 00 00 01 00 00 00 00 |................| --uncompressed is an alias to --stream #if stream-legacy $ hg clone --uncompressed -U http://localhost:$HGPORT clone1-uncompressed streaming all changes 1027 files to transfer, 96.3 KB of data transferred 96.3 KB in * seconds (*/sec) (glob) searching for changes no changes found #endif #if stream-bundle2 $ hg clone --uncompressed -U http://localhost:$HGPORT clone1-uncompressed streaming all changes 1030 files to transfer, 96.5 KB of data transferred 96.5 KB in * seconds (* */sec) (glob) #endif Clone with background file closing enabled #if stream-legacy $ hg --debug --config worker.backgroundclose=true --config worker.backgroundcloseminfilecount=1 clone --stream -U http://localhost:$HGPORT clone-background | grep -v adding using http://localhost:$HGPORT/ sending capabilities command sending branchmap command streaming all changes sending stream_out command 1027 files to transfer, 96.3 KB of data starting 4 threads for background file closing updating the branch cache transferred 96.3 KB in * seconds (*/sec) (glob) query 1; heads sending batch command searching for changes all remote heads known locally no changes found sending getbundle command bundle2-input-bundle: with-transaction bundle2-input-part: "listkeys" (params: 1 mandatory) supported bundle2-input-part: "phase-heads" supported bundle2-input-part: total payload size 24 bundle2-input-bundle: 1 parts total checking for updated bookmarks (sent 5 HTTP requests and * bytes; received * bytes in responses) (glob) #endif #if stream-bundle2 $ hg --debug --config worker.backgroundclose=true --config worker.backgroundcloseminfilecount=1 clone --stream -U http://localhost:$HGPORT clone-background | grep -v adding using http://localhost:$HGPORT/ sending capabilities command query 1; heads sending batch command streaming all changes sending getbundle command bundle2-input-bundle: with-transaction bundle2-input-part: "stream2" (params: 3 mandatory) supported applying stream bundle 1030 files to transfer, 96.5 KB of data starting 4 threads for background file closing starting 4 threads for background file closing updating the branch cache transferred 96.5 KB in * seconds (* */sec) (glob) bundle2-input-part: total payload size 112094 bundle2-input-part: "listkeys" (params: 1 mandatory) supported bundle2-input-bundle: 1 parts total checking for updated bookmarks (sent 3 HTTP requests and * bytes; received * bytes in responses) (glob) #endif Cannot stream clone when there are secret changesets $ hg -R server phase --force --secret -r tip $ hg clone --stream -U http://localhost:$HGPORT secret-denied warning: stream clone requested but server has them disabled requesting all changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files new changesets 96ee1d7354c4 $ killdaemons.py Streaming of secrets can be overridden by server config $ cd server $ hg serve --config server.uncompressedallowsecret=true -p $HGPORT -d --pid-file=hg.pid $ cat hg.pid > $DAEMON_PIDS $ cd .. #if stream-legacy $ hg clone --stream -U http://localhost:$HGPORT secret-allowed streaming all changes 1027 files to transfer, 96.3 KB of data transferred 96.3 KB in * seconds (*/sec) (glob) searching for changes no changes found #endif #if stream-bundle2 $ hg clone --stream -U http://localhost:$HGPORT secret-allowed streaming all changes 1030 files to transfer, 96.5 KB of data transferred 96.5 KB in * seconds (* */sec) (glob) #endif $ killdaemons.py Verify interaction between preferuncompressed and secret presence $ cd server $ hg serve --config server.preferuncompressed=true -p $HGPORT -d --pid-file=hg.pid $ cat hg.pid > $DAEMON_PIDS $ cd .. $ hg clone -U http://localhost:$HGPORT preferuncompressed-secret requesting all changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files new changesets 96ee1d7354c4 $ killdaemons.py Clone not allowed when full bundles disabled and can't serve secrets $ cd server $ hg serve --config server.disablefullbundle=true -p $HGPORT -d --pid-file=hg.pid $ cat hg.pid > $DAEMON_PIDS $ cd .. $ hg clone --stream http://localhost:$HGPORT secret-full-disabled warning: stream clone requested but server has them disabled requesting all changes remote: abort: server has pull-based clones disabled abort: pull failed on remote (remove --pull if specified or upgrade Mercurial) [255] Local stream clone with secrets involved (This is just a test over behavior: if you have access to the repo's files, there is no security so it isn't important to prevent a clone here.) $ hg clone -U --stream server local-secret warning: stream clone requested but server has them disabled requesting all changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files new changesets 96ee1d7354c4 Stream clone while repo is changing: $ mkdir changing $ cd changing extension for delaying the server process so we reliably can modify the repo while cloning $ cat > delayer.py < import time > from mercurial import extensions, vfs > def __call__(orig, self, path, *args, **kwargs): > if path == 'data/f1.i': > time.sleep(2) > return orig(self, path, *args, **kwargs) > extensions.wrapfunction(vfs.vfs, '__call__', __call__) > EOF prepare repo with small and big file to cover both code paths in emitrevlogdata $ hg init repo $ touch repo/f1 $ $TESTDIR/seq.py 50000 > repo/f2 $ hg -R repo ci -Aqm "0" $ hg serve -R repo -p $HGPORT1 -d --pid-file=hg.pid --config extensions.delayer=delayer.py $ cat hg.pid >> $DAEMON_PIDS clone while modifying the repo between stating file with write lock and actually serving file content $ hg clone -q --stream -U http://localhost:$HGPORT1 clone & $ sleep 1 $ echo >> repo/f1 $ echo >> repo/f2 $ hg -R repo ci -m "1" $ wait $ hg -R clone id 000000000000 $ cd .. Stream repository with bookmarks -------------------------------- (revert introduction of secret changeset) $ hg -R server phase --draft 'secret()' add a bookmark $ hg -R server bookmark -r tip some-bookmark clone it #if stream-legacy $ hg clone --stream http://localhost:$HGPORT with-bookmarks streaming all changes 1027 files to transfer, 96.3 KB of data transferred 96.3 KB in * seconds (*) (glob) searching for changes no changes found updating to branch default 1025 files updated, 0 files merged, 0 files removed, 0 files unresolved #endif #if stream-bundle2 $ hg clone --stream http://localhost:$HGPORT with-bookmarks streaming all changes 1033 files to transfer, 96.6 KB of data transferred 96.6 KB in * seconds (* */sec) (glob) updating to branch default 1025 files updated, 0 files merged, 0 files removed, 0 files unresolved #endif $ hg -R with-bookmarks bookmarks some-bookmark 1:c17445101a72 Stream repository with phases ----------------------------- Clone as publishing $ hg -R server phase -r 'all()' 0: draft 1: draft #if stream-legacy $ hg clone --stream http://localhost:$HGPORT phase-publish streaming all changes 1027 files to transfer, 96.3 KB of data transferred 96.3 KB in * seconds (*) (glob) searching for changes no changes found updating to branch default 1025 files updated, 0 files merged, 0 files removed, 0 files unresolved #endif #if stream-bundle2 $ hg clone --stream http://localhost:$HGPORT phase-publish streaming all changes 1033 files to transfer, 96.6 KB of data transferred 96.6 KB in * seconds (* */sec) (glob) updating to branch default 1025 files updated, 0 files merged, 0 files removed, 0 files unresolved #endif $ hg -R phase-publish phase -r 'all()' 0: public 1: public Clone as non publishing $ cat << EOF >> server/.hg/hgrc > [phases] > publish = False > EOF $ killdaemons.py $ hg -R server serve -p $HGPORT -d --pid-file=hg.pid $ cat hg.pid > $DAEMON_PIDS #if stream-legacy With v1 of the stream protocol, changeset are always cloned as public. It make stream v1 unsuitable for non-publishing repository. $ hg clone --stream http://localhost:$HGPORT phase-no-publish streaming all changes 1027 files to transfer, 96.3 KB of data transferred 96.3 KB in * seconds (*) (glob) searching for changes no changes found updating to branch default 1025 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R phase-no-publish phase -r 'all()' 0: public 1: public #endif #if stream-bundle2 $ hg clone --stream http://localhost:$HGPORT phase-no-publish streaming all changes 1034 files to transfer, 96.7 KB of data transferred 96.7 KB in * seconds (* */sec) (glob) updating to branch default 1025 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R phase-no-publish phase -r 'all()' 0: draft 1: draft #endif $ killdaemons.py #if stream-legacy With v1 of the stream protocol, changeset are always cloned as public. There's no obsolescence markers exchange in stream v1. #endif #if stream-bundle2 Stream repository with obsolescence ----------------------------------- Clone non-publishing with obsolescence $ cat >> $HGRCPATH << EOF > [experimental] > evolution=all > EOF $ cd server $ echo foo > foo $ hg -q commit -m 'about to be pruned' $ hg debugobsolete `hg log -r . -T '{node}'` -d '0 0' -u test --record-parents obsoleted 1 changesets $ hg up null -q $ hg log -T '{rev}: {phase}\n' 1: draft 0: draft $ hg serve -p $HGPORT -d --pid-file=hg.pid $ cat hg.pid > $DAEMON_PIDS $ cd .. $ hg clone -U --stream http://localhost:$HGPORT with-obsolescence streaming all changes 1035 files to transfer, 97.1 KB of data transferred 97.1 KB in * seconds (* */sec) (glob) $ hg -R with-obsolescence log -T '{rev}: {phase}\n' 1: draft 0: draft $ hg debugobsolete -R with-obsolescence 50382b884f66690b7045cac93a540cba4d4c906f 0 {c17445101a72edac06facd130d14808dfbd5c7c2} (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'} $ hg clone -U --stream --config experimental.evolution=0 http://localhost:$HGPORT with-obsolescence-no-evolution streaming all changes remote: abort: server has obsolescence markers, but client cannot receive them via stream clone abort: pull failed on remote [255] $ killdaemons.py #endif