/* Create an empty repository and WC for the test TEST_NAME. Set *REPOS_URL
* to the URL of the new repository and *WC_ABSPATH to the root path of the
* new WC.
*
* Create the repository and WC in subdirectories called
* REPOSITORIES_WORK_DIR/TEST_NAME and WCS_WORK_DIR/TEST_NAME respectively,
* within the current working directory.
*
* Register the repo and WC to be cleaned up when the test suite exits. */
static svn_error_t *
create_repos_and_wc(const char **repos_url,
const char **wc_abspath,
const char *test_name,
const svn_test_opts_t *opts,
apr_pool_t *pool)
{
const char *repos_path = svn_relpath_join(REPOSITORIES_WORK_DIR, test_name,
pool);
const char *wc_path = svn_relpath_join(WCS_WORK_DIR, test_name, pool);
/* Remove the repo and WC dirs if they already exist, to ensure the test
* will run even if a previous failed attempt was not cleaned up. */
SVN_ERR(svn_io_remove_dir2(repos_path, TRUE, NULL, NULL, pool));
SVN_ERR(svn_io_remove_dir2(wc_path, TRUE, NULL, NULL, pool));
/* Create the parent dirs of the repo and WC if necessary. */
SVN_ERR(svn_io_make_dir_recursively(REPOSITORIES_WORK_DIR, pool));
SVN_ERR(svn_io_make_dir_recursively(WCS_WORK_DIR, pool));
/* Create a repos. Register it for clean-up. Set *REPOS_URL to its path. */
{
svn_repos_t *repos;
/* Use a subpool to create the repository and then destroy the subpool
so the repository's underlying filesystem is closed. If opts->fs_type
is BDB this prevents any attempt to open a second environment handle
within the same process when we checkout the WC below. BDB 4.4+ allows
only a single environment handle to be open per process. */
apr_pool_t *subpool = svn_pool_create(pool);
SVN_ERR(svn_test__create_repos(&repos, repos_path, opts, subpool));
SVN_ERR(svn_uri_get_file_url_from_dirent(repos_url, repos_path, pool));
svn_pool_destroy(subpool);
}
/* Create a WC. Set *WC_ABSPATH to its path. */
{
apr_pool_t *subpool = svn_pool_create(pool); /* To cleanup CTX */
svn_client_ctx_t *ctx;
svn_opt_revision_t head_rev = { svn_opt_revision_head, {0} };
SVN_ERR(svn_client_create_context(&ctx, subpool));
SVN_ERR(svn_dirent_get_absolute(wc_abspath, wc_path, pool));
SVN_ERR(svn_client_checkout3(NULL, *repos_url, *wc_abspath,
&head_rev, &head_rev, svn_depth_infinity,
FALSE /* ignore_externals */,
FALSE /* allow_unver_obstructions */,
ctx, subpool));
svn_pool_destroy(subpool);
}
/* Register this WC for cleanup. */
svn_test_add_dir_cleanup(*wc_abspath);
return SVN_NO_ERROR;
}
/* Remove/erase PATH from the working copy. This involves deleting PATH
* from the physical filesystem. PATH is assumed to be an unversioned file
* or directory.
*
* If ignore_enoent is TRUE, ignore missing targets.
*
* If CANCEL_FUNC is non-null, invoke it with CANCEL_BATON at various
* points, return any error immediately.
*/
static svn_error_t *
erase_unversioned_from_wc(const char *path,
svn_boolean_t ignore_enoent,
svn_cancel_func_t cancel_func,
void *cancel_baton,
apr_pool_t *scratch_pool)
{
svn_error_t *err;
/* Optimize the common case: try to delete the file */
err = svn_io_remove_file2(path, ignore_enoent, scratch_pool);
if (err)
{
/* Then maybe it was a directory? */
svn_error_clear(err);
err = svn_io_remove_dir2(path, ignore_enoent, cancel_func, cancel_baton,
scratch_pool);
if (err)
{
/* We're unlikely to end up here. But we need this fallback
to make sure we report the right error *and* try the
correct deletion at least once. */
svn_node_kind_t kind;
svn_error_clear(err);
SVN_ERR(svn_io_check_path(path, &kind, scratch_pool));
if (kind == svn_node_file)
SVN_ERR(svn_io_remove_file2(path, ignore_enoent, scratch_pool));
else if (kind == svn_node_dir)
SVN_ERR(svn_io_remove_dir2(path, ignore_enoent,
cancel_func, cancel_baton,
scratch_pool));
else if (kind == svn_node_none)
return svn_error_createf(SVN_ERR_BAD_FILENAME, NULL,
_("'%s' does not exist"),
svn_dirent_local_style(path,
scratch_pool));
else
return svn_error_createf(SVN_ERR_UNSUPPORTED_FEATURE, NULL,
_("Unsupported node kind for path '%s'"),
svn_dirent_local_style(path,
scratch_pool));
}
}
return SVN_NO_ERROR;
}
/* Delete the filesystem located at path PATH. Perform any temporary
allocations in POOL. */
static svn_error_t *
fs_delete_fs(const char *path,
apr_pool_t *pool)
{
/* Remove everything. */
return svn_io_remove_dir2(path, FALSE, NULL, NULL, pool);
}
svn_error_t *
svn_wc__adm_destroy(svn_wc__db_t *db,
const char *dir_abspath,
svn_cancel_func_t cancel_func,
void *cancel_baton,
apr_pool_t *scratch_pool)
{
const char *adm_abspath;
SVN_ERR_ASSERT(svn_dirent_is_absolute(dir_abspath));
SVN_ERR(svn_wc__write_check(db, dir_abspath, scratch_pool));
SVN_ERR(svn_wc__db_get_wcroot(&adm_abspath, db, dir_abspath,
scratch_pool, scratch_pool));
/* Well, the coast is clear for blowing away the administrative
directory, which also removes remaining locks */
/* Now close the DB, and we can delete the working copy */
if (strcmp(adm_abspath, dir_abspath) == 0)
{
SVN_ERR(svn_wc__db_drop_root(db, adm_abspath, scratch_pool));
SVN_ERR(svn_io_remove_dir2(svn_wc__adm_child(adm_abspath, NULL,
scratch_pool),
FALSE,
cancel_func, cancel_baton,
scratch_pool));
}
return SVN_NO_ERROR;
}
/* Delete the filesystem located at path PATH. Perform any temporary
allocations in SCRATCH_POOL. */
static svn_error_t *
x_delete_fs(const char *path,
apr_pool_t *scratch_pool)
{
/* Remove everything. */
return svn_error_trace(svn_io_remove_dir2(path, FALSE, NULL, NULL,
scratch_pool));
}
static svn_error_t *
base_delete_fs(const char *path,
apr_pool_t *pool)
{
/* First, use the Berkeley DB library function to remove any shared
memory segments. */
SVN_ERR(svn_fs_bdb__remove(path, pool));
/* Remove the environment directory. */
return svn_io_remove_dir2(path, FALSE, NULL, NULL, pool);
}
svn_error_t *
svn_wc__adm_destroy(svn_wc_adm_access_t *adm_access,
apr_pool_t *scratch_pool)
{
const char *path;
SVN_ERR(svn_wc__adm_write_check(adm_access, scratch_pool));
/* Well, the coast is clear for blowing away the administrative
directory, which also removes the lock file */
path = svn_wc__adm_child(svn_wc_adm_access_path(adm_access), NULL,
scratch_pool);
SVN_ERR(svn_io_remove_dir2(path, FALSE, NULL, NULL, scratch_pool));
return svn_wc_adm_close2(adm_access, scratch_pool);
}
/* Remove folder PATH. Ignore errors due to the sub-tree not being empty.
* CANCEL_FUNC and CANCEL_BATON do the usual thing.
* Use POOL for temporary allocations.
*/
static svn_error_t *
remove_folder(const char *path,
svn_cancel_func_t cancel_func,
void *cancel_baton,
apr_pool_t *pool)
{
svn_error_t *err = svn_io_remove_dir2(path, TRUE,
cancel_func, cancel_baton, pool);
if (err && APR_STATUS_IS_ENOTEMPTY(err->apr_err))
{
svn_error_clear(err);
err = SVN_NO_ERROR;
}
return svn_error_trace(err);
}
static svn_error_t *
create_fake_wc(const char *subdir, apr_pool_t *pool)
{
const char *root;
const char *wc_abspath;
root = svn_dirent_join("fake-wc", subdir, pool);
SVN_ERR(svn_io_remove_dir2(root, TRUE, NULL, NULL, pool));
SVN_ERR(svn_dirent_get_absolute(&wc_abspath, root, pool));
SVN_ERR(svn_test__create_fake_wc(wc_abspath, TESTING_DATA, pool, pool));
wc_abspath = svn_dirent_join(wc_abspath, "M", pool);
SVN_ERR(svn_test__create_fake_wc(wc_abspath, M_TESTING_DATA, pool, pool));
return SVN_NO_ERROR;
}
svn_error_t *
svn_wc__adm_cleanup_tmp_area(svn_wc__db_t *db,
const char *adm_abspath,
apr_pool_t *scratch_pool)
{
const char *tmp_path;
SVN_ERR_ASSERT(svn_dirent_is_absolute(adm_abspath));
SVN_ERR(svn_wc__write_check(db, adm_abspath, scratch_pool));
/* Get the path to the tmp area, and blow it away. */
tmp_path = svn_wc__adm_child(adm_abspath, SVN_WC__ADM_TMP, scratch_pool);
SVN_ERR(svn_io_remove_dir2(tmp_path, TRUE, NULL, NULL, scratch_pool));
/* Now, rebuild the tmp area. */
return svn_error_trace(init_adm_tmp_area(adm_abspath, scratch_pool));
}
svn_error_t *
svn_wc__adm_cleanup_tmp_area(const svn_wc_adm_access_t *adm_access,
apr_pool_t *scratch_pool)
{
const char *tmp_path;
/* If the admin area doesn't even *exist*, then the temp area is
definitely cleaned up. */
if (!svn_wc__adm_area_exists(adm_access, scratch_pool))
return SVN_NO_ERROR;
SVN_ERR(svn_wc__adm_write_check(adm_access, scratch_pool));
/* Get the path to the tmp area, and blow it away. */
tmp_path = svn_wc__adm_child(svn_wc_adm_access_path(adm_access),
SVN_WC__ADM_TMP, scratch_pool);
SVN_ERR(svn_io_remove_dir2(tmp_path, TRUE, NULL, NULL, scratch_pool));
/* Now, rebuild the tmp area. */
return init_adm_tmp_area(adm_access, scratch_pool);
}
static apr_status_t
cleanup_rmtree(void *data)
{
if (!skip_cleanup)
{
apr_pool_t *pool = svn_pool_create(NULL);
const char *path = data;
/* Ignore errors here. */
svn_error_t *err = svn_io_remove_dir2(path, FALSE, NULL, NULL, pool);
svn_error_clear(err);
if (verbose_mode)
{
if (err)
printf("FAILED CLEANUP: %s\n", path);
else
printf("CLEANUP: %s\n", path);
}
svn_pool_destroy(pool);
}
return APR_SUCCESS;
}
/* Perform a hotcopy, either normal or incremental.
*
* Normal hotcopy assumes that the destination exists as an empty
* directory. It behaves like an incremental hotcopy except that
* none of the copied files already exist in the destination.
*
* An incremental hotcopy copies only changed or new files to the destination,
* and removes files from the destination no longer present in the source.
* While the incremental hotcopy is running, readers should still be able
* to access the destintation repository without error and should not see
* revisions currently in progress of being copied. Readers are able to see
* new fully copied revisions even if the entire incremental hotcopy procedure
* has not yet completed.
*
* Writers are blocked out completely during the entire incremental hotcopy
* process to ensure consistency. This function assumes that the repository
* write-lock is held.
*/
static svn_error_t *
hotcopy_body(void *baton, apr_pool_t *pool)
{
struct hotcopy_body_baton *hbb = baton;
svn_fs_t *src_fs = hbb->src_fs;
fs_fs_data_t *src_ffd = src_fs->fsap_data;
svn_fs_t *dst_fs = hbb->dst_fs;
fs_fs_data_t *dst_ffd = dst_fs->fsap_data;
svn_boolean_t incremental = hbb->incremental;
svn_fs_hotcopy_notify_t notify_func = hbb->notify_func;
void* notify_baton = hbb->notify_baton;
svn_cancel_func_t cancel_func = hbb->cancel_func;
void* cancel_baton = hbb->cancel_baton;
svn_revnum_t src_youngest;
apr_uint64_t src_next_node_id;
apr_uint64_t src_next_copy_id;
svn_revnum_t dst_youngest;
const char *src_revprops_dir;
const char *dst_revprops_dir;
const char *src_revs_dir;
const char *dst_revs_dir;
const char *src_subdir;
const char *dst_subdir;
svn_node_kind_t kind;
/* Try to copy the config.
*
* ### We try copying the config file before doing anything else,
* ### because higher layers will abort the hotcopy if we throw
* ### an error from this function, and that renders the hotcopy
* ### unusable anyway. */
if (src_ffd->format >= SVN_FS_FS__MIN_CONFIG_FILE)
{
svn_error_t *err;
err = svn_io_dir_file_copy(src_fs->path, dst_fs->path, PATH_CONFIG,
pool);
if (err)
{
if (APR_STATUS_IS_ENOENT(err->apr_err))
{
/* 1.6.0 to 1.6.11 did not copy the configuration file during
* hotcopy. So if we're hotcopying a repository which has been
* created as a hotcopy itself, it's possible that fsfs.conf
* does not exist. Ask the user to re-create it.
*
* ### It would be nice to make this a non-fatal error,
* ### but this function does not get an svn_fs_t object
* ### so we have no way of just printing a warning via
* ### the fs->warning() callback. */
const char *src_abspath;
const char *dst_abspath;
const char *config_relpath;
svn_error_t *err2;
config_relpath = svn_dirent_join(src_fs->path, PATH_CONFIG, pool);
err2 = svn_dirent_get_absolute(&src_abspath, src_fs->path, pool);
if (err2)
return svn_error_trace(svn_error_compose_create(err, err2));
err2 = svn_dirent_get_absolute(&dst_abspath, dst_fs->path, pool);
if (err2)
return svn_error_trace(svn_error_compose_create(err, err2));
/* ### hack: strip off the 'db/' directory from paths so
* ### they make sense to the user */
src_abspath = svn_dirent_dirname(src_abspath, pool);
dst_abspath = svn_dirent_dirname(dst_abspath, pool);
return svn_error_quick_wrapf(err,
_("Failed to create hotcopy at '%s'. "
"The file '%s' is missing from the source "
"repository. Please create this file, for "
"instance by running 'svnadmin upgrade %s'"),
dst_abspath, config_relpath, src_abspath);
}
else
return svn_error_trace(err);
}
}
if (cancel_func)
SVN_ERR(cancel_func(cancel_baton));
/* Find the youngest revision in the source and destination.
* We only support hotcopies from sources with an equal or greater amount
* of revisions than the destination.
* This also catches the case where users accidentally swap the
* source and destination arguments. */
SVN_ERR(svn_fs_fs__read_current(&src_youngest, &src_next_node_id,
&src_next_copy_id, src_fs, pool));
if (incremental)
{
SVN_ERR(svn_fs_fs__youngest_rev(&dst_youngest, dst_fs, pool));
if (src_youngest < dst_youngest)
return svn_error_createf(SVN_ERR_UNSUPPORTED_FEATURE, NULL,
_("The hotcopy destination already contains more revisions "
"(%lu) than the hotcopy source contains (%lu); are source "
"and destination swapped?"),
dst_youngest, src_youngest);
}
else
dst_youngest = 0;
src_revs_dir = svn_dirent_join(src_fs->path, PATH_REVS_DIR, pool);
dst_revs_dir = svn_dirent_join(dst_fs->path, PATH_REVS_DIR, pool);
src_revprops_dir = svn_dirent_join(src_fs->path, PATH_REVPROPS_DIR, pool);
dst_revprops_dir = svn_dirent_join(dst_fs->path, PATH_REVPROPS_DIR, pool);
/* Ensure that the required folders exist in the destination
* before actually copying the revisions and revprops. */
SVN_ERR(svn_io_make_dir_recursively(dst_revs_dir, pool));
SVN_ERR(svn_io_make_dir_recursively(dst_revprops_dir, pool));
if (cancel_func)
SVN_ERR(cancel_func(cancel_baton));
/* Split the logic for new and old FS formats. The latter is much simpler
* due to the absense of sharding and packing. However, it requires special
* care when updating the 'current' file (which contains not just the
* revision number, but also the next-ID counters). */
if (src_ffd->format >= SVN_FS_FS__MIN_NO_GLOBAL_IDS_FORMAT)
{
SVN_ERR(hotcopy_revisions(src_fs, dst_fs, src_youngest, dst_youngest,
incremental, src_revs_dir, dst_revs_dir,
src_revprops_dir, dst_revprops_dir,
notify_func, notify_baton,
cancel_func, cancel_baton, pool));
SVN_ERR(svn_fs_fs__write_current(dst_fs, src_youngest, 0, 0, pool));
}
else
{
SVN_ERR(hotcopy_revisions_old(src_fs, dst_fs, src_youngest,
src_revs_dir, dst_revs_dir,
src_revprops_dir, dst_revprops_dir,
notify_func, notify_baton,
cancel_func, cancel_baton, pool));
SVN_ERR(svn_fs_fs__write_current(dst_fs, src_youngest, src_next_node_id,
src_next_copy_id, pool));
}
/* Replace the locks tree.
* This is racy in case readers are currently trying to list locks in
* the destination. However, we need to get rid of stale locks.
* This is the simplest way of doing this, so we accept this small race. */
dst_subdir = svn_dirent_join(dst_fs->path, PATH_LOCKS_DIR, pool);
SVN_ERR(svn_io_remove_dir2(dst_subdir, TRUE, cancel_func, cancel_baton,
pool));
src_subdir = svn_dirent_join(src_fs->path, PATH_LOCKS_DIR, pool);
SVN_ERR(svn_io_check_path(src_subdir, &kind, pool));
if (kind == svn_node_dir)
SVN_ERR(svn_io_copy_dir_recursively(src_subdir, dst_fs->path,
PATH_LOCKS_DIR, TRUE,
cancel_func, cancel_baton, pool));
/* Now copy the node-origins cache tree. */
src_subdir = svn_dirent_join(src_fs->path, PATH_NODE_ORIGINS_DIR, pool);
SVN_ERR(svn_io_check_path(src_subdir, &kind, pool));
if (kind == svn_node_dir)
SVN_ERR(hotcopy_io_copy_dir_recursively(NULL, src_subdir, dst_fs->path,
PATH_NODE_ORIGINS_DIR, TRUE,
cancel_func, cancel_baton, pool));
/*
* NB: Data copied below is only read by writers, not readers.
* Writers are still locked out at this point.
*/
if (dst_ffd->format >= SVN_FS_FS__MIN_REP_SHARING_FORMAT)
{
/* Copy the rep cache and then remove entries for revisions
* that did not make it into the destination. */
src_subdir = svn_dirent_join(src_fs->path, REP_CACHE_DB_NAME, pool);
dst_subdir = svn_dirent_join(dst_fs->path, REP_CACHE_DB_NAME, pool);
SVN_ERR(svn_io_check_path(src_subdir, &kind, pool));
if (kind == svn_node_file)
{
SVN_ERR(svn_sqlite__hotcopy(src_subdir, dst_subdir, pool));
/* The source might have r/o flags set on it - which would be
carried over to the copy. */
SVN_ERR(svn_io_set_file_read_write(dst_subdir, FALSE, pool));
SVN_ERR(svn_fs_fs__del_rep_reference(dst_fs, src_youngest, pool));
}
}
/* Copy the txn-current file. */
if (dst_ffd->format >= SVN_FS_FS__MIN_TXN_CURRENT_FORMAT)
SVN_ERR(svn_io_dir_file_copy(src_fs->path, dst_fs->path,
PATH_TXN_CURRENT, pool));
return SVN_NO_ERROR;
}
