dav_error *
dav_svn__store_activity(const dav_svn_repos *repos,
const char *activity_id,
const char *txn_name)
{
const char *final_path;
const char *activity_contents;
svn_error_t *err;
/* Create activities directory if it does not yet exist. */
err = svn_io_make_dir_recursively(repos->activities_db, repos->pool);
if (err != NULL)
return dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"could not initialize activity db.",
repos->pool);
final_path = activity_pathname(repos, activity_id);
activity_contents = apr_psprintf(repos->pool, "%s\n%s\n",
txn_name, activity_id);
err = svn_io_write_atomic2(final_path,
activity_contents, strlen(activity_contents),
NULL /* copy_perms path */, TRUE, repos->pool);
if (err)
{
svn_error_t *serr = svn_error_quick_wrap(err,
"Can't write activity db");
/* Try to remove the tmp file, but we already have an error... */
return dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"could not write files.",
repos->pool);
}
return NULL;
}
dav_error *
dav_svn__delete_activity(const dav_svn_repos *repos, const char *activity_id)
{
dav_error *err = NULL;
const char *pathname;
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_svn__new_error(repos->pool, HTTP_NOT_FOUND, 0, 0,
"could not find activity.");
}
/* After this point, we have to cleanup the value and database. */
if (*txn_name)
{
if ((err = dav_svn__abort_txn(repos, txn_name, repos->pool)))
return err;
}
/* Finally, we remove the activity from the activities database. */
serr = svn_io_remove_file2(pathname, FALSE, repos->pool);
if (serr)
err = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"unable to remove activity.",
repos->pool);
return err;
}
dav_error *
dav_svn__store_activity(const dav_svn_repos *repos,
const char *activity_id,
const char *txn_name)
{
const char *final_path, *tmp_path, *activity_contents;
svn_error_t *err;
apr_file_t *activity_file;
/* Create activities directory if it does not yet exist. */
err = svn_io_make_dir_recursively(repos->activities_db, repos->pool);
if (err != NULL)
return dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"could not initialize activity db.",
repos->pool);
final_path = activity_pathname(repos, activity_id);
err = svn_io_open_unique_file2(&activity_file, &tmp_path, final_path,
".tmp", svn_io_file_del_none, repos->pool);
if (err)
{
svn_error_t *serr = svn_error_quick_wrap(err, "Can't open activity db");
return dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"could not open files.",
repos->pool);
}
activity_contents = apr_psprintf(repos->pool, "%s\n%s\n",
txn_name, activity_id);
err = svn_io_file_write_full(activity_file, activity_contents,
strlen(activity_contents), NULL, repos->pool);
if (err)
{
svn_error_t *serr = svn_error_quick_wrap(err,
"Can't write to activity db");
/* Try to remove the tmp file, but we already have an error... */
svn_error_clear(svn_io_file_close(activity_file, repos->pool));
svn_error_clear(svn_io_remove_file(tmp_path, repos->pool));
return dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"could not write files.",
repos->pool);
}
err = svn_io_file_close(activity_file, repos->pool);
if (err)
{
svn_error_clear(svn_io_remove_file(tmp_path, repos->pool));
return dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"could not close files.",
repos->pool);
}
err = svn_io_file_rename(tmp_path, final_path, repos->pool);
if (err)
{
svn_error_clear(svn_io_remove_file(tmp_path, repos->pool));
return dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"could not replace files.",
repos->pool);
}
return NULL;
}
const char *
dav_svn__get_txn(const dav_svn_repos *repos, const char *activity_id)
{
return read_txn(activity_pathname(repos, activity_id), repos->pool);
}
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;
}
