dav_error *
dav_svn__abort_txn(const dav_svn_repos *repos,
const char *txn_name,
apr_pool_t *pool)
{
svn_error_t *serr;
svn_fs_txn_t *txn;
/* If we fail only because the transaction doesn't exist, don't
sweat it (but then, also don't try to remove it). */
if ((serr = svn_fs_open_txn(&txn, repos->fs, txn_name, pool)))
{
if (serr->apr_err == SVN_ERR_FS_NO_SUCH_TRANSACTION)
{
svn_error_clear(serr);
serr = SVN_NO_ERROR;
}
else
{
return dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"could not open transaction.", pool);
}
}
else if ((serr = svn_fs_abort_txn(txn, pool)))
{
return dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"could not abort transaction.", pool);
}
return NULL;
}
svn_error_t *
svn_fs__editor_create_for(svn_editor_t **editor,
svn_fs_t *fs,
const char *txn_name,
svn_cancel_func_t cancel_func,
void *cancel_baton,
apr_pool_t *result_pool,
apr_pool_t *scratch_pool)
{
svn_fs_txn_t *txn;
SVN_ERR(svn_fs_open_txn(&txn, fs, txn_name, result_pool));
return svn_error_trace(make_editor(editor, txn,
cancel_func, cancel_baton,
result_pool, scratch_pool));
}
static svn_error_t *
apply_revprops(svn_fs_t *fs,
const char *txn_name,
apr_hash_t *revprops,
apr_pool_t *scratch_pool)
{
svn_fs_txn_t *txn;
const apr_array_header_t *revprops_array;
/* The FS editor has a TXN inside it, but we can't access it. Open another
based on the TXN_NAME. */
SVN_ERR(svn_fs_open_txn(&txn, fs, txn_name, scratch_pool));
/* Validate and apply the revision properties. */
revprops_array = svn_prop_hash_to_array(revprops, scratch_pool);
SVN_ERR(svn_repos_fs_change_txn_props(txn, revprops_array, scratch_pool));
/* ### do we need to force the txn to close, or is it enough to wait
### for the pool to be cleared? */
return SVN_NO_ERROR;
}
/* Loads the authz config into *AUTHZ from the file at AUTHZ_FILE
in repository at REPOS_PATH from the transaction TXN_NAME. If GROUPS_FILE
is set, the resulting *AUTHZ will be constructed from AUTHZ_FILE with
global groups taken from GROUPS_FILE. Using POOL for allocations. */
static svn_error_t *
get_authz_from_txn(svn_authz_t **authz, const char *repos_path,
const char *authz_file, const char *groups_file,
const char *txn_name, apr_pool_t *pool)
{
svn_repos_t *repos;
svn_fs_t *fs;
svn_fs_txn_t *txn;
svn_fs_root_t *root;
svn_stream_t *authz_contents;
svn_stream_t *groups_contents;
svn_error_t *err;
/* Open up the repository and find the transaction root */
SVN_ERR(svn_repos_open3(&repos, repos_path, NULL, pool, pool));
fs = svn_repos_fs(repos);
SVN_ERR(svn_fs_open_txn(&txn, fs, txn_name, pool));
SVN_ERR(svn_fs_txn_root(&root, txn, pool));
/* Get the authz file contents. */
SVN_ERR(read_file_contents(&authz_contents, authz_file, root, pool));
/* Get the groups file contents if needed. */
if (groups_file)
SVN_ERR(read_file_contents(&groups_contents, groups_file, root, pool));
else
groups_contents = NULL;
err = svn_repos_authz_parse(authz, authz_contents, groups_contents, pool);
/* Add the filename to the error stack since the parser doesn't have it. */
if (err != SVN_NO_ERROR)
return svn_error_createf(err->apr_err, err,
"Error parsing authz file: '%s':", authz_file);
return SVN_NO_ERROR;
}
dav_error *
dav_svn__delete_activity(const dav_svn_repos *repos, const char *activity_id)
{
dav_error *err = NULL;
const char *pathname;
svn_fs_txn_t *txn;
const char *txn_name;
svn_error_t *serr;
/* gstein sez: If the activity ID is not in the database, return a
404. If the transaction is not present or is immutable, return a
204. For all other failures, return a 500. */
pathname = activity_pathname(repos, activity_id);
txn_name = read_txn(pathname, repos->pool);
if (txn_name == NULL)
{
return dav_new_error(repos->pool, HTTP_NOT_FOUND, 0,
"could not find activity.");
}
/* After this point, we have to cleanup the value and database. */
/* An empty txn_name indicates the transaction has been committed,
so don't try to clean it up. */
if (*txn_name)
{
/* Now, we attempt to delete TXN_NAME from the Subversion
repository. If we fail only because the transaction doesn't
exist, don't sweat it (but then, also don't try to remove it). */
if ((serr = svn_fs_open_txn(&txn, repos->fs, txn_name, repos->pool)))
{
if (serr->apr_err == SVN_ERR_FS_NO_SUCH_TRANSACTION)
{
svn_error_clear(serr);
serr = SVN_NO_ERROR;
}
else
{
err = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"could not open transaction.",
repos->pool);
return err;
}
}
else
{
serr = svn_fs_abort_txn(txn, repos->pool);
if (serr)
{
err = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"could not abort transaction.",
repos->pool);
return err;
}
}
}
/* Finally, we remove the activity from the activities database. */
serr = svn_io_remove_file(pathname, repos->pool);
if (serr)
err = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"unable to remove activity.",
repos->pool);
return err;
}
