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Re: [PATCH] v2 #3483 - Extend svn_client_upgrade() to include externals

From: Daniel Näslund <daniel_at_longitudo.com>
Date: Sun, 21 Feb 2010 20:06:57 +0100

Ping!
This patch has not been reviewed!

On Tue, Dec 29, 2009 at 07:44:49PM +0100, Daniel Näslund wrote:
> Hi!
>
> [[[
> Fix issue #3483 - extend svn_client_upgrade() to include externals. I've
> done the externals upgrading after wc upgrade is finished. In that way
> no errors in the externals will affect the wc.
>
> * subversion/libsvn_client/cleanup.c
> (svn_client_upgrade): Get all svn:externals. We need the target_dir so
> we have to parse the description. For each target_dir we call
> svn_wc_upgrade() which will recursively upgrade the external.
>
> * subversion/tests/cmdline/upgrade_tests.py
> (upgrade_with_externals): New. Checks the format of a 1.6 wc upgraded
> to wc-ng.
> (test_list): Add upgrade with_externals.
>
> * subversion/tests/cmdline/upgrade_tests_data/upgrade_with_extenals.tar.bz2
> (...): New. An 1.6 wc with the same structure as those used in
> externals_tests.py.
>
> Patch by: Daniel Näslund <daniel{_AT_}longitudo.com>
> ]]]
>
> A big thank you to Bert for putting up with all my questions on IRC.
>
> My previous patch didn't handle relative externals all that well. And it
> failed to upgrade file externals too. I've added a testcase to this
> patch to prove that this one does things right.
>
> BUT, the testcase does not check the statustree of the wc after the
> upgrade. I didn't understand how to set up a statustree to check
> against.
>
> Daniel

> Index: subversion/tests/cmdline/upgrade_tests.py
> ===================================================================
> --- subversion/tests/cmdline/upgrade_tests.py (revision 894319)
> +++ subversion/tests/cmdline/upgrade_tests.py (arbetskopia)
> @@ -139,7 +139,24 @@
> expected_status = svntest.actions.get_virginal_state(sbox.wc_dir, 1)
> run_and_verify_status_no_server(sbox.wc_dir, expected_status)
>
> +def upgrade_with_externals(sbox):
> + "upgrade with externals"
> +
> + # Create wc from tarfile, uses the same structure of the wc as the tests
> + # in externals_tests.py.
> + replace_sbox_with_tarfile(sbox, 'upgrade_with_externals.tar.bz2')
>
> + # Attempt to use the working copy, this should give an error
> + expected_stderr = wc_is_too_old_regex
> + svntest.actions.run_and_verify_svn(None, None, expected_stderr,
> + 'info', sbox.wc_dir)
> + # Now upgrade the working copy
> + svntest.actions.run_and_verify_svn(None, None, [],
> + 'upgrade', sbox.wc_dir)
> +
> + # Actually check the format number of the upgraded working copy
> + check_format(sbox, get_current_format())
> +
> def upgrade_1_5_body(sbox, subcommand):
> replace_sbox_with_tarfile(sbox, 'upgrade_1_5.tar.bz2')
>
> @@ -216,6 +233,7 @@
> # list all tests here, starting with None:
> test_list = [ None,
> basic_upgrade,
> + upgrade_with_externals,
> upgrade_1_5,
> XFail(update_1_5),
> logs_left_1_5,
> Index: subversion/tests/cmdline/upgrade_tests_data/upgrade_with_externals.tar.bz2
> ===================================================================
> Kan inte visa: filen markerad som binär.
> svn:mime-type = application/octet-stream
>
> Egenskapsändringar för: subversion/tests/cmdline/upgrade_tests_data/upgrade_with_externals.tar.bz2
> ___________________________________________________________________
> Added: svn:mime-type
> + application/octet-stream
>
> Index: subversion/libsvn_client/cleanup.c
> ===================================================================
> --- subversion/libsvn_client/cleanup.c (revision 894319)
> +++ subversion/libsvn_client/cleanup.c (arbetskopia)
> @@ -33,8 +33,11 @@
> #include "svn_config.h"
> #include "svn_dirent_uri.h"
> #include "client.h"
> +#include "svn_pools.h"
> +#include "svn_props.h"
>
> #include "svn_private_config.h"
> +#include "private/svn_wc_private.h"
>
>
> /*** Code. ***/
> @@ -62,6 +65,10 @@
> apr_pool_t *scratch_pool)
> {
> const char *local_abspath;
> + apr_hash_t *externals;
> + apr_hash_index_t *hi;
> + apr_pool_t *iterpool;
> + svn_opt_revision_t rev = {svn_opt_revision_unspecified, {0}};
>
> SVN_ERR(svn_dirent_get_absolute(&local_abspath, path, scratch_pool));
> SVN_ERR(svn_wc_upgrade(ctx->wc_ctx, local_abspath,
> @@ -69,5 +76,78 @@
> ctx->notify_func2, ctx->notify_baton2,
> scratch_pool));
>
> + /* Now it's time to upgrade the externals too. We do it after the wc
> + upgrade to avoid that errors in the externals causes the wc upgrade to
> + fail. Thanks to caching the performance penalty of walking the wc a
> + second time shouldn't be too severe */
> + SVN_ERR(svn_client_propget3(&externals, SVN_PROP_EXTERNALS, path, &rev,
> + &rev, NULL, svn_depth_infinity, NULL, ctx,
> + scratch_pool));
> +
> + iterpool = svn_pool_create(scratch_pool);
> +
> + for (hi = apr_hash_first(scratch_pool, externals); hi;
> + hi = apr_hash_next(hi))
> + {
> + const char *key;
> + int i;
> + apr_ssize_t klen;
> + svn_string_t *external_desc;
> + apr_array_header_t *externals_p;
> +
> + svn_pool_clear(iterpool);
> + externals_p = apr_array_make(iterpool, 1,
> + sizeof(svn_wc_external_item2_t*));
> +
> + apr_hash_this(hi, (void*)&key, &klen, NULL);
> +
> + external_desc = apr_hash_get(externals, key, klen);
> +
> + SVN_ERR(svn_wc_parse_externals_description3(&externals_p,
> + svn_dirent_dirname(path,
> + iterpool),
> + external_desc->data, TRUE,
> + iterpool));
> + for (i = 0; i < externals_p->nelts; i++)
> + {
> + svn_wc_external_item2_t *item;
> + const char *external_abspath;
> + const char *external_path;
> + svn_node_kind_t kind;
> + svn_error_t *err;
> +
> + item = APR_ARRAY_IDX(externals_p, i, svn_wc_external_item2_t*);
> +
> + /* The key is the path to the dir the svn:externals was set on */
> + external_path = svn_dirent_join(key, item->target_dir, iterpool);
> +
> + SVN_ERR(svn_dirent_get_absolute(&external_abspath, external_path,
> + iterpool));
> +
> + /* This is hack. We can only send dirs to svn_wc_upgrade(). This
> + way we will get an exception saying that the wc must be
> + upgraded if it's a dir. If it's a file then the lookup is done
> + in an adm_dir belonging to the real wc and since that was
> + updated before the externals no error is returned. */
> + err = svn_wc__node_get_kind(&kind, ctx->wc_ctx, external_abspath,
> + FALSE, iterpool);
> +
> + if (err && err->apr_err == SVN_ERR_WC_UPGRADE_REQUIRED)
> + {
> + SVN_ERR(svn_wc_upgrade(ctx->wc_ctx, external_abspath,
> + ctx->cancel_func, ctx->cancel_baton,
> + ctx->notify_func2, ctx->notify_baton2,
> + iterpool));
> + svn_error_clear(err);
> + }
> + else if (err)
> + return svn_error_return(err);
> + else
> + ;
> + }
> + }
> +
> + svn_pool_destroy(iterpool);
> +
> return SVN_NO_ERROR;
> }
Received on 2010-02-21 20:07:39 CET

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