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Author SHA1 Message Date
Junio C Hamano
42aac96763 Merge branch 'tc/clone-v-progress'
* tc/clone-v-progress:
  clone: use --progress to force progress reporting
  clone: set transport->verbose when -v/--verbose is used
  git-clone.txt: reword description of progress behaviour
  check stderr with isatty() instead of stdout when deciding to show progress

Conflicts:
	transport.c
2010-01-17 15:58:58 -08:00
Ilari Liusvaara
6b02de3b9d Improve error message when a transport helper was not found
Perviously, the error message was:

    git: 'remote-foo' is not a git-command. See 'git --help'.

By not treating the transport helper as a git command, a more suitable
error is reported:

    fatal: Unable to find remote helper for 'foo'

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-12 13:10:38 -08:00
Tay Ray Chuan
c1ceea1d27 transport-helper.c::push_refs(): emit "no refs" error message
Emit an error message when remote_refs is not set.

This behaviour is consistent with that of builtin-send-pack.c and
http-push.c.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:34:11 -08:00
Tay Ray Chuan
08d63a422b transport-helper.c::push_refs(): ignore helper-reported status if ref is not to be pushed
If the status of a ref is REF_STATUS_NONE, the remote helper will not
be told to push the ref (via a 'push' command).

However, the remote helper may still act on these refs.

If the helper does act on the ref, and prints a status for it, ignore
the report (ie. don't overwrite the status of the ref with it, nor the
message in the remote_status member) if the reported status is 'no
match'.

This allows the user to be alerted to more "interesting" ref statuses,
like REF_STATUS_NONFASTFORWARD.

Cc: Jeff King <peff@peff.net>
Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:34:10 -08:00
Tay Ray Chuan
20e8b465a5 refactor ref status logic for pushing
Move the logic that detects up-to-date and non-fast-forward refs to a
new function in remote.[ch], set_ref_status_for_push().

Make transport_push() invoke set_ref_status_for_push() before invoking
the push_refs() implementation. (As a side-effect, the push_refs()
implementation in transport-helper.c now knows of non-fast-forward
pushes.)

Removed logic for detecting up-to-date refs from the push_refs()
implementation in transport-helper.c, as transport_push() has already
done so for it.

Make cmd_send_pack() invoke set_ref_status_for_push() before invoking
send_pack(), as transport_push() can't do it for send_pack() here.

Mark the test on the return status of non-fast-forward push to fail.
Git now exits with success, as transport.c::transport_push() does not
check for refs with status REF_STATUS_REJECT_NONFASTFORWARD nor does it
indicate rejected pushes with its return value.

Mark the test for ref status to succeed. As mentioned earlier, refs
might be marked as non-fast-forwards, triggering the push status
printing mechanism in transport.c.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:34:10 -08:00
Tay Ray Chuan
486a3d7164 check stderr with isatty() instead of stdout when deciding to show progress
Make transport code (viz. transport.c::fetch_refs_via_pack() and
transport-helper.c::standard_options()) that decides to show progress
check if stderr is a terminal, instead of stdout. After all, progress
reports (via the API in progress.[ch]) are sent to stderr.

Update the documentation for git-clone to say "standard error" as well.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-28 18:49:18 -08:00
Ilari Liusvaara
b236752a87 Support remote archive from all smart transports
Previously, remote archive required internal (non remote-helper)
smart transport. Extend the remote archive to also support smart
transports implemented by remote helpers.

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-28 00:24:15 -08:00
Ilari Liusvaara
fa8c097cc9 Support remote helpers implementing smart transports
Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-28 00:24:11 -08:00
Junio C Hamano
e74f43f9b7 Merge branch 'sr/vcs-helper'
* sr/vcs-helper:
  tests: handle NO_PYTHON setting
  builtin-push: don't access freed transport->url
  Add Python support library for remote helpers
  Basic build infrastructure for Python scripts
  Allow helpers to report in "list" command that the ref is unchanged
  Fix various memory leaks in transport-helper.c
  Allow helper to map private ref names into normal names
  Add support for "import" helper command
  Allow specifying the remote helper in the url
  Add a config option for remotes to specify a foreign vcs
  Allow fetch to modify refs
  Use a function to determine whether a remote is valid
  Allow programs to not depend on remotes having urls
  Fix memory leak in helper method for disconnect

Conflicts:
	Documentation/git-remote-helpers.txt
	Makefile
	builtin-ls-remote.c
	builtin-push.c
	transport-helper.c
2009-12-26 14:03:16 -08:00
Ilari Liusvaara
61b075bd3e Support taking over transports
Add support for taking over transports that turn out to be smart.

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-09 12:40:42 -08:00
Ilari Liusvaara
25d5cc488a Pass unknown protocols to external protocol handlers
Change URL handling to allow external protocol handlers to implement
new protocols without the '::' syntax if helper name does not conflict
with any built-in protocol.

foo:// now invokes git-remote-foo with foo:// as the URL.

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-09 12:40:42 -08:00
Ilari Liusvaara
28ed5b3524 Support mandatory capabilities
Add support for marking capability as mandatory for hosting git version
to understand. This is useful for helpers which require various types
of assistance from main git binary.

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-09 12:40:42 -08:00
Ilari Liusvaara
bf3c523c3f Add remote helper debug mode
Remote helpers deadlock easily, so support debug mode which shows the
interaction steps.

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-09 12:40:42 -08:00
Junio C Hamano
a24a32ddb3 Merge branch 'master' into il/vcs-helper
* master: (334 commits)
  bash: update 'git commit' completion
  Git 1.6.5.5
  Fix diff -B/--dirstat miscounting of newly added contents
  reset: improve worktree safety valves
  Documentation: Avoid use of xmlto --stringparam
  archive: clarify description of path parameter
  rerere: don't segfault on failure to open rr-cache
  Prepare for 1.6.5.5
  gitweb: Describe (possible) gitweb.js minification in gitweb/README
  Documentation: xmlto 0.0.18 does not know --stringparam
  Fix crasher on encountering SHA1-like non-note in notes tree
  t9001: use older Getopt::Long boolean prefix '--no' rather than '--no-'
  t4201: use ISO8859-1 rather than ISO-8859-1
  Git 1.6.5.4
  Unconditionally set man.base.url.for.relative.links
  Documentation/Makefile: allow man.base.url.for.relative.link to be set from Make
  Git 1.6.6-rc1
  git-pull.sh: Fix call to git-merge for new command format
  Prepare for 1.6.5.4
  merge: do not add standard message when message is given with -m option
  ...

Conflicts:
	Documentation/git-remote-helpers.txt
	Makefile
	builtin-ls-remote.c
	builtin-push.c
	transport-helper.c

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-06 22:40:16 -08:00
Daniel Barkalow
f8ec916731 Allow helpers to report in "list" command that the ref is unchanged
Helpers may use a line like "? name unchanged" to specify that there
is nothing new at that name, without any git-specific code to
determine the correct response.

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-17 21:45:44 -08:00
Sverre Rabbelier
b962dbdc80 Fix various memory leaks in transport-helper.c
Found with:
valgrind --tool=memcheck --leak-check=full --show-reachable=yes

Signed-off-by: Sverre Rabbelier <srabbelier@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-17 21:45:44 -08:00
Daniel Barkalow
72ff894308 Allow helper to map private ref names into normal names
This allows a helper to say that, when it handles "import
refs/heads/topic", the script it outputs will actually write to
refs/svn/origin/branches/topic; therefore, transport-helper should
read it from the latter location after git-fast-import completes.

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-17 21:45:44 -08:00
Daniel Barkalow
e65e91ed4a Add support for "import" helper command
This command, supported if the "import" capability is advertized,
allows a helper to support fetching by outputting a git-fast-import
stream.

If both "fetch" and "import" are advertized, git itself will use
"fetch" (although other users may use "import" in this case).

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Sverre Rabbelier <srabbelier@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-17 21:45:44 -08:00
Daniel Barkalow
3714831189 Allow fetch to modify refs
This allows the transport to use the null sha1 for a ref reported to
be present in the remote repository to indicate that a ref exists but
its actual value is presently unknown and will be set if the objects
are fetched.

Also adds documentation to the API to specify exactly what the methods
should do and how they should interpret arguments.

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Sverre Rabbelier <srabbelier@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-17 21:45:44 -08:00
Daniel Barkalow
f2a37151d4 Fix memory leak in helper method for disconnect
Since some cases may need to disconnect from the helper and reconnect,
wrap the function that just disconnects in a function that also frees
transport->data.

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-17 21:39:58 -08:00
Clemens Buchacher
d8f67d205e remote-helpers: return successfully if everything up-to-date
Signed-off-by: Clemens Buchacher <drizzd@aon.at>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-30 19:20:54 -07:00
Shawn O. Pearce
ae4efe1957 Move WebDAV HTTP push under remote-curl
The remote helper interface now supports the push capability,
which can be used to ask the implementation to push one or more
specs to the remote repository.  For remote-curl we implement this
by calling the existing WebDAV based git-http-push executable.

Internally the helper interface uses the push_refs transport hook
so that the complexity of the refspec parsing and matching can be
reused between remote implementations.  When possible however the
helper protocol uses source ref name rather than the source SHA-1,
thereby allowing the helper to access this name if it is useful.

>From Clemens Buchacher <drizzd@aon.at>:
 update http tests according to remote-curl capabilities

 o Pushing packed refs is now fixed.

 o The transport helper fails if refs are already up-to-date. Add
   a test for that.

 o The transport helper will notice if refs are already
   up-to-date. We therefore need to update server info in the
   unpacked-refs test.

 o The transport helper will purge deleted branches automatically.

 o Use a variable ($ORIG_HEAD) instead of full SHA-1 name.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Clemens Buchacher <drizzd@aon.at>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
CC: Daniel Barkalow <barkalow@iabervon.org>
CC: Mike Hommey <mh@glandium.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-30 19:20:54 -07:00
Shawn O. Pearce
ef08ef9ea0 remote-helpers: Support custom transport options
Some transports, like the native pack transport implemented by
fetch-pack, support useful features like depth or include tags.
These should be exposed if the underlying helper knows how to
use them.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
CC: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-30 19:20:54 -07:00
Shawn O. Pearce
292ce46b60 remote-helpers: Fetch more than one ref in a batch
Some network protocols (e.g. native git://) are able to fetch more
than one ref at a time and reduce the overall transfer cost by
combining the requests into a single exchange.  Instead of feeding
each fetch request one at a time to the helper, feed all of them
at once so the helper can decide whether or not it should batch them.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
CC: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-30 19:20:54 -07:00
Jim Meyering
41698375ad don't dereference NULL upon fdopen failure
There were several unchecked use of fdopen(); replace them with xfdopen()
that checks and dies.

Signed-off-by: Jim Meyering <meyering@redhat.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-13 01:32:20 -07:00
Jim Meyering
3d913526b1 use write_str_in_full helper to avoid literal string lengths
This is the same fix to use write_str_in_full() helper to write a constant
string out without counting the length of it ourselves.

Signed-off-by: Jim Meyering <meyering@redhat.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-13 01:32:04 -07:00
Daniel Barkalow
2d14d65ce7 Use a clearer style to issue commands to remote helpers
This style is overkill for some commands, but it's worthwhile to use
the same style to issue all commands, and it's useful to avoid
open-coding string lengths.

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-03 21:27:36 -07:00
Daniel Barkalow
c9e388bb48 Make the "traditionally-supported" URLs a special case
Instead of trying to make http://, https://, and ftp:// URLs
indicative of some sort of pattern of transport helper usage, make
them a special case which runs the "curl" helper, and leave the
mechanism by which arbitrary helpers will be chosen entirely to future
work.

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-03 21:27:36 -07:00
Linus Torvalds
1088261f6f git-http-fetch: not a builtin
This splits up git-http-fetch so that it isn't built-in.

It also removes the general dependency on curl, because it is no
longer used by any built-in code. Because they are no longer LIB_OBJS,
add LIB_H to the dependencies of http-related object files, and remove
http.h from the dependencies of transport.o

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-05 18:37:12 -07:00
Daniel Barkalow
6eb996b570 Add support for external programs for handling native fetches
transport_get() can call transport_native_helper_init() to have list and
fetch-ref operations handled by running a separate program as:

 git remote-<something> <remote> [<url>]

This program then accepts, on its stdin, "list" and "fetch <hex>
<name>" commands; the former prints out a list of available refs and
either their hashes or what they are symrefs to, while the latter
fetches them into the local object database and prints a newline when done.

Signed-off-by: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-05 10:34:01 -07:00