static dav_error *
dav_rawx_close_stream(dav_stream *stream, int commit)
{
/* LAST STEP OF PUT REQUEST */
dav_error *e = NULL;
DAV_DEBUG_REQ(stream->r->info->request, 0,
"Closing (%s) the stream to [%s]",
(commit ? "commit" : "rollback"), stream->pathname);
if (!commit) {
e = rawx_repo_rollback_upload(stream);
} else {
e = rawx_repo_write_last_data_crumble(stream);
if (e) {
DAV_DEBUG_REQ(stream->r->info->request, 0,
"Cannot commit, an error occured while writing end of data");
dav_error *e_tmp = NULL;
e_tmp = rawx_repo_rollback_upload(stream);
if (e_tmp) {
DAV_ERROR_REQ(stream->r->info->request, 0,
"Error while rolling back upload: %s", e_tmp->desc);
}
} else {
e = rawx_repo_commit_upload(stream);
}
}
/* stats update */
if (stream->total_size > 0) {
server_add_stat(resource_get_server_config(stream->r),
RAWX_STATNAME_REP_BWRITTEN,
stream->total_size, 0);
}
server_inc_request_stat(resource_get_server_config(stream->r),
RAWX_STATNAME_REQ_CHUNKPUT,
request_get_duration(stream->r->info->request));
if (stream->md5) {
g_checksum_free(stream->md5);
stream->md5 = NULL;
}
return e;
}
void
server_inc_stat(dav_rawx_server_conf *conf, const char *n, apr_time_t duration)
{
server_add_stat(conf, n, 1U, duration);
}
static dav_error *
dav_rawx_deliver(const dav_resource *resource, ap_filter_t *output)
{
dav_rawx_server_conf *conf;
apr_pool_t *pool;
apr_bucket_brigade *bb = NULL;
apr_status_t status;
apr_bucket *bkt = NULL;
dav_resource_private *ctx;
dav_error *e = NULL;
apr_finfo_t info;
DAV_XDEBUG_RES(resource, 0, "%s(%s)", __FUNCTION__, resource_get_pathname(resource));
pool = resource->pool;
conf = resource_get_server_config(resource);
/* Check resource type */
if (DAV_RESOURCE_TYPE_REGULAR != resource->type) {
e = server_create_and_stat_error(conf, pool, HTTP_CONFLICT, 0, "Cannot GET this type of resource.");
goto end_deliver;
}
if (resource->collection) {
e = server_create_and_stat_error(conf, pool, HTTP_CONFLICT, 0, "No GET on collections");
goto end_deliver;
}
ctx = resource->info;
if (ctx->update_only) {
/* Check if it is not a busy file. We accept reads during
* compression but not attr updates. */
char *pending_file = apr_pstrcat(pool,
resource_get_pathname(resource), ".pending", NULL);
status = apr_stat(&info, pending_file, APR_FINFO_ATIME, pool);
if (status == APR_SUCCESS) {
e = server_create_and_stat_error(conf, pool, HTTP_FORBIDDEN,
0, "File in pending mode.");
goto end_deliver;
}
GError *error_local = NULL;
/* UPDATE chunk attributes and go on */
const char *path = resource_get_pathname(resource);
FILE *f = NULL;
f = fopen(path, "r");
/* Try to open the file but forbids a creation */
if (!set_rawx_info_to_fd(fileno(f), &error_local, &(ctx->chunk))) {
fclose(f);
e = server_create_and_stat_error(conf, pool,
HTTP_FORBIDDEN, 0, apr_pstrdup(pool, gerror_get_message(error_local)));
g_clear_error(&error_local);
goto end_deliver;
}
fclose(f);
} else {
bb = apr_brigade_create(pool, output->c->bucket_alloc);
if (!ctx->compression){
apr_file_t *fd = NULL;
/* Try to open the file but forbids a creation */
status = apr_file_open(&fd, resource_get_pathname(resource),
APR_READ|APR_BINARY|APR_BUFFERED, 0, pool);
if (APR_SUCCESS != status) {
e = server_create_and_stat_error(conf, pool, HTTP_FORBIDDEN,
0, "File permissions deny server access.");
goto end_deliver;
}
/* FIXME this does not handle large files. but this is test code anyway */
bkt = apr_bucket_file_create(fd, 0,
(apr_size_t)resource->info->finfo.size,
pool, output->c->bucket_alloc);
}
else {
DAV_DEBUG_RES(resource, 0, "Building a compressed resource bucket");
gint i64;
i64 = g_ascii_strtoll(ctx->cp_chunk.uncompressed_size, NULL, 10);
/* creation of compression specific bucket */
bkt = apr_pcalloc(pool, sizeof(struct apr_bucket));
bkt->type = &chunk_bucket_type;
bkt->length = i64;
bkt->start = 0;
bkt->data = ctx;
bkt->free = chunk_bucket_free_noop;
bkt->list = output->c->bucket_alloc;
}
APR_BRIGADE_INSERT_TAIL(bb, bkt);
/* as soon as the chunk has been sent, end of stream!*/
bkt = apr_bucket_eos_create(output->c->bucket_alloc);
APR_BRIGADE_INSERT_TAIL(bb, bkt);
if ((status = ap_pass_brigade(output, bb)) != APR_SUCCESS){
e = server_create_and_stat_error(conf, pool, HTTP_FORBIDDEN, 0, "Could not write contents to filter.");
/* close file */
if (ctx->cp_chunk.fd) {
fclose(ctx->cp_chunk.fd);
}
goto end_deliver;
}
if (ctx->cp_chunk.buf){
g_free(ctx->cp_chunk.buf);
ctx->cp_chunk.buf = NULL;
}
if (ctx->cp_chunk.uncompressed_size){
g_free(ctx->cp_chunk.uncompressed_size);
ctx->cp_chunk.uncompressed_size = NULL;
}
/* close file */
if (ctx->cp_chunk.fd) {
fclose(ctx->cp_chunk.fd);
}
server_inc_stat(conf, RAWX_STATNAME_REP_2XX, 0);
server_add_stat(conf, RAWX_STATNAME_REP_BWRITTEN, resource->info->finfo.size, 0);
}
end_deliver:
if (bb) {
apr_brigade_destroy(bb);
bb = NULL;
}
/* Now we pass here even if an error occured, for process request duration */
server_inc_request_stat(resource_get_server_config(resource), RAWX_STATNAME_REQ_CHUNKGET,
request_get_duration(resource->info->request));
return e;
}