static ngx_int_t
ngx_http_vod_hls_parse_uri_file_name(
ngx_http_request_t *r,
ngx_http_vod_loc_conf_t *conf,
u_char* start_pos,
u_char* end_pos,
request_params_t* request_params,
const ngx_http_vod_request_t** request)
{
uint32_t flags;
ngx_int_t rc;
// ts segment
if (ngx_http_vod_match_prefix_postfix(start_pos, end_pos, &conf->hls.m3u8_config.segment_file_name_prefix, ts_file_ext))
{
start_pos += conf->hls.m3u8_config.segment_file_name_prefix.len;
end_pos -= (sizeof(ts_file_ext) - 1);
*request = &hls_ts_segment_request;
flags = PARSE_FILE_NAME_EXPECT_SEGMENT_INDEX;
}
// vtt segment
else if (ngx_http_vod_match_prefix_postfix(start_pos, end_pos, &conf->hls.m3u8_config.segment_file_name_prefix, vtt_file_ext))
{
start_pos += conf->hls.m3u8_config.segment_file_name_prefix.len;
end_pos -= (sizeof(vtt_file_ext) - 1);
*request = &hls_vtt_segment_request;
flags = PARSE_FILE_NAME_EXPECT_SEGMENT_INDEX;
}
// manifest
else if (ngx_http_vod_ends_with_static(start_pos, end_pos, m3u8_file_ext))
{
end_pos -= (sizeof(m3u8_file_ext) - 1);
// make sure the file name begins with 'index' or 'iframes'
if (ngx_http_vod_starts_with(start_pos, end_pos, &conf->hls.m3u8_config.index_file_name_prefix))
{
*request = &hls_index_request;
start_pos += conf->hls.m3u8_config.index_file_name_prefix.len;
flags = 0;
}
else if (ngx_http_vod_starts_with(start_pos, end_pos, &conf->hls.iframes_file_name_prefix))
{
*request = &hls_iframes_request;
start_pos += conf->hls.iframes_file_name_prefix.len;
flags = 0;
}
else if (ngx_http_vod_starts_with(start_pos, end_pos, &conf->hls.master_file_name_prefix))
{
*request = &hls_master_request;
start_pos += conf->hls.master_file_name_prefix.len;
flags = PARSE_FILE_NAME_MULTI_STREAMS_PER_TYPE;
}
else
{
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"ngx_http_vod_hls_parse_uri_file_name: unidentified m3u8 request");
return NGX_HTTP_BAD_REQUEST;
}
}
// encryption key
else if (ngx_http_vod_match_prefix_postfix(start_pos, end_pos, &conf->hls.m3u8_config.encryption_key_file_name, key_file_ext) &&
!conf->drm_enabled)
{
start_pos += conf->hls.m3u8_config.encryption_key_file_name.len;
end_pos -= (sizeof(key_file_ext) - 1);
*request = &hls_enc_key_request;
flags = 0;
}
else
{
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"ngx_http_vod_hls_parse_uri_file_name: unidentified request");
return NGX_HTTP_BAD_REQUEST;
}
// parse the required tracks string
rc = ngx_http_vod_parse_uri_file_name(r, start_pos, end_pos, flags, request_params);
if (rc != NGX_OK)
{
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"ngx_http_vod_hls_parse_uri_file_name: ngx_http_vod_parse_uri_file_name failed %i", rc);
return rc;
}
return NGX_OK;
}
static ngx_int_t
ngx_http_vod_hls_parse_uri_file_name(
ngx_http_request_t *r,
ngx_http_vod_loc_conf_t *conf,
u_char* start_pos,
u_char* end_pos,
request_params_t* request_params,
const ngx_http_vod_request_t** request)
{
bool_t expect_segment_index;
ngx_int_t rc;
// segment
if (ngx_http_vod_match_prefix_postfix(start_pos, end_pos, &conf->hls.m3u8_config.segment_file_name_prefix, ts_file_ext))
{
start_pos += conf->hls.m3u8_config.segment_file_name_prefix.len;
end_pos -= (sizeof(ts_file_ext) - 1);
*request = &hls_segment_request;
expect_segment_index = TRUE;
}
// manifest
else if (ngx_http_vod_ends_with_static(start_pos, end_pos, m3u8_file_ext))
{
end_pos -= (sizeof(m3u8_file_ext) - 1);
// make sure the file name begins with 'index' or 'iframes'
if (ngx_http_vod_starts_with(start_pos, end_pos, &conf->hls.m3u8_config.index_file_name_prefix))
{
*request = &hls_index_request;
start_pos += conf->hls.m3u8_config.index_file_name_prefix.len;
}
else if (ngx_http_vod_starts_with(start_pos, end_pos, &conf->hls.iframes_file_name_prefix))
{
*request = &hls_iframes_request;
start_pos += conf->hls.iframes_file_name_prefix.len;
}
else if (ngx_http_vod_starts_with(start_pos, end_pos, &conf->hls.master_file_name_prefix))
{
*request = &hls_master_request;
start_pos += conf->hls.master_file_name_prefix.len;
}
else
{
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"ngx_http_vod_hls_parse_uri_file_name: unidentified m3u8 request");
return NGX_HTTP_BAD_REQUEST;
}
expect_segment_index = FALSE;
}
// encryption key
else if (ngx_http_vod_match_prefix_postfix(start_pos, end_pos, &conf->hls.m3u8_config.encryption_key_file_name, key_file_ext))
{
start_pos += conf->hls.m3u8_config.encryption_key_file_name.len;
end_pos -= (sizeof(key_file_ext) - 1);
*request = &hls_enc_key_request;
expect_segment_index = FALSE;
}
else
{
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"ngx_http_vod_hls_parse_uri_file_name: unidentified request");
return NGX_HTTP_BAD_REQUEST;
}
// parse the required tracks string
rc = ngx_http_vod_parse_uri_file_name(r, start_pos, end_pos, expect_segment_index, request_params);
if (rc != NGX_OK)
{
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"ngx_http_vod_hls_parse_uri_file_name: ngx_http_vod_parse_uri_file_name failed %i", rc);
return rc;
}
return NGX_OK;
}
