mirror of
https://github.com/openstreetmap/mod_tile.git
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158 lines
4.4 KiB
C
158 lines
4.4 KiB
C
/*
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* Copyright (c) 2007 - 2023 by mod_tile contributors (see AUTHORS file)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; If not, see http://www.gnu.org/licenses/.
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*/
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#ifndef MODTILE_H
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#define MODTILE_H
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#include "protocol.h"
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#include "store.h"
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#include <apr_tables.h>
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#include <netinet/in.h>
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/*Size of the delaypool hashtable*/
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#define DELAY_HASHTABLE_SIZE 100057
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#define DELAY_HASHTABLE_WHITELIST_SIZE 13
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/*Number of tiles in the bucket */
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#define AVAILABLE_TILE_BUCKET_SIZE 5000
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/*Number of render request in the bucket */
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#define AVAILABLE_RENDER_BUCKET_SIZE 65
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/*Number of microseconds per render request. Currently set at no more than 1 render request per 5 seconds on average */
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#define RENDER_TOPUP_RATE 5000000l
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/*Number of microseconds per render request. Currently set at no more than 1 request per second on average */
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#define TILE_TOPUP_RATE 1000000l
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#define INILINE_MAX 256
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#define MAX_ZOOM_SERVER 30
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#define FRESH 1
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#define OLD 2
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#define FRESH_RENDER 3
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#define OLD_RENDER 4
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#define VERYOLD_RENDER 5
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#define VERYOLD 6
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/* Number of microseconds to camp out on the mutex */
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#define CAMPOUT 10
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/* Maximum number of times we camp out before giving up */
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#define MAXCAMP 10
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#define DEFAULT_ATTRIBUTION "©<a href=\\\"http://www.openstreetmap.org/\\\">OpenStreetMap</a> and <a href=\\\"http://wiki.openstreetmap.org/wiki/Contributors\\\">contributors</a>, <a href=\\\"http://opendatacommons.org/licenses/odbl/\\\">(ODbL)</a>"
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typedef struct delaypool_entry {
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struct in6_addr ip_addr;
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int available_tiles;
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int available_render_req;
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} delaypool_entry;
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typedef struct delaypool {
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delaypool_entry users[DELAY_HASHTABLE_SIZE];
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in_addr_t whitelist[DELAY_HASHTABLE_WHITELIST_SIZE];
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apr_time_t last_tile_fillup;
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apr_time_t last_render_fillup;
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int locked;
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} delaypool;
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typedef struct stats_data {
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apr_uint64_t noResp200;
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apr_uint64_t noResp304;
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apr_uint64_t noResp404;
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apr_uint64_t noResp503;
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apr_uint64_t noResp5XX;
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apr_uint64_t noRespOther;
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apr_uint64_t noFreshCache;
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apr_uint64_t noFreshRender;
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apr_uint64_t noOldCache;
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apr_uint64_t noOldRender;
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apr_uint64_t noVeryOldCache;
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apr_uint64_t noVeryOldRender;
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apr_uint64_t noRespZoom[MAX_ZOOM_SERVER + 1];
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apr_uint64_t totalBufferRetrievalTime;
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apr_uint64_t noTotalBufferRetrieval;
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apr_uint64_t zoomBufferRetrievalTime[MAX_ZOOM_SERVER + 1];
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apr_uint64_t noZoomBufferRetrieval[MAX_ZOOM_SERVER + 1];
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apr_uint64_t *noResp200Layer;
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apr_uint64_t *noResp404Layer;
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} stats_data;
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typedef struct {
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char **hostnames;
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const char *attribution;
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const char *baseuri;
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const char *cors;
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const char *description;
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const char *fileExtension;
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const char *mimeType;
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const char *store;
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const char *xmlname;
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int aspect_x;
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int aspect_y;
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int enableOptions;
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int maxzoom;
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int minzoom;
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int noHostnames;
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} tile_config_rec;
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typedef struct {
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apr_array_header_t *configs;
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apr_time_t very_old_threshold;
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const char *cache_extended_hostname;
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const char *renderd_socket_name;
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const char *tile_dir;
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double cache_duration_last_modified_factor;
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int cache_duration_dirty;
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int cache_duration_low_zoom;
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int cache_duration_max;
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int cache_duration_medium_zoom;
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int cache_duration_minimum;
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int cache_extended_duration;
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int cache_level_low_zoom;
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int cache_level_medium_zoom;
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int delaypool_render_size;
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int delaypool_tile_size;
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int enable_bulk_mode;
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int enable_dirty_url;
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int enable_global_stats;
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int enable_status_url;
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int enable_tile_throttling;
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int enable_tile_throttling_xforward;
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int max_load_missing;
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int max_load_old;
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int mincachetime[MAX_ZOOM_SERVER + 1];
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int renderd_socket_port;
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int request_timeout;
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int request_timeout_priority;
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long delaypool_render_rate;
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long delaypool_tile_rate;
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} tile_server_conf;
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typedef struct tile_request_data {
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struct protocol *cmd;
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struct storage_backend *store;
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int layerNumber;
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} tile_request_data;
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enum tileState { tileMissing,
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tileOld,
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tileVeryOld,
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tileCurrent
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};
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#endif
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