+
+ xmlTextWriterPtr writer;
+ pthread_mutex_t writer_mutex = PTHREAD_MUTEX_INITIALIZER;
+
+ // Create the output file
+ writer = NULL;
+ if (structuredoutputfile)
+ {
+ writer = nominatim_exportXMLStart(structuredoutputfile);
+ }
+
+ if (interpolation)
+ {
+ fprintf(stderr, "Starting interpolation lines (location_property_osmline)\n");
+ }
+ else
+ {
+ fprintf(stderr, "Starting rank %d\n", rank);
+ }
+
+ rankCountTuples = 0;
+ rankPerSecond = 0;
+
+ paramRank = PGint32(rank);
+ paramValues[0] = (char *)¶mRank;
+ paramLengths[0] = sizeof(paramRank);
+ paramFormats[0] = 1;
+
+ if (interpolation)
+ {
+ resSectors = PQexecPrepared(conn, "index_sectors_osmline", 0, NULL, 0, NULL, 1);
+ }
+ else
+ {
+ resSectors = PQexecPrepared(conn, "index_sectors", 1, paramValues, paramLengths, paramFormats, 1);
+ }
+ if (PQresultStatus(resSectors) != PGRES_TUPLES_OK)
+ {
+ fprintf(stderr, "index_sectors: SELECT failed: %s", PQerrorMessage(conn));
+ PQclear(resSectors);
+ exit(EXIT_FAILURE);
+ }
+ if (PQftype(resSectors, 0) != PG_OID_INT4)
+ {
+ fprintf(stderr, "Sector value has unexpected type\n");
+ PQclear(resSectors);
+ exit(EXIT_FAILURE);
+ }
+ if (PQftype(resSectors, 1) != PG_OID_INT8)
+ {
+ fprintf(stderr, "Sector value has unexpected type\n");
+ PQclear(resSectors);
+ exit(EXIT_FAILURE);
+ }
+
+ rankTotalTuples = 0;
+ for (iSector = 0; iSector < PQntuples(resSectors); iSector++)
+ {
+ rankTotalTuples += PGint64(*((uint64_t *)PQgetvalue(resSectors, iSector, 1)));
+ }
+
+ rankStartTime = time(0);
+ for (iSector = 0; iSector <= PQntuples(resSectors); iSector++)
+ {
+ if (iSector > 0)
+ {
+ resPlaces = PQgetResult(conn);
+ if (PQresultStatus(resPlaces) != PGRES_TUPLES_OK)
+ {
+ fprintf(stderr, "index_sector_places: SELECT failed: %s", PQerrorMessage(conn));
+ PQclear(resPlaces);
+ exit(EXIT_FAILURE);
+ }
+ if (PQftype(resPlaces, 0) != PG_OID_INT8)
+ {
+ fprintf(stderr, "Place_id value has unexpected type\n");
+ PQclear(resPlaces);
+ exit(EXIT_FAILURE);
+ }
+ resNULL = PQgetResult(conn);
+ if (resNULL != NULL)
+ {
+ fprintf(stderr, "Unexpected non-null response\n");
+ exit(EXIT_FAILURE);
+ }
+ }
+
+ if (iSector < PQntuples(resSectors))
+ {
+ sector = PGint32(*((uint32_t *)PQgetvalue(resSectors, iSector, 0)));
+// fprintf(stderr, "\n Starting sector %d size %ld\n", sector, PGint64(*((uint64_t *)PQgetvalue(resSectors, iSector, 1))));
+
+ // Get all the place_id's for this sector
+ paramRank = PGint32(rank);
+ paramSector = PGint32(sector);
+ if (rankTotalTuples-rankCountTuples < num_threads*1000)
+ {
+ // no sectors
+ if (interpolation)
+ {
+ iResult = PQsendQueryPrepared(conn, "index_nosector_places_osmline", 0, NULL, 0, NULL, 1);
+ }
+ else
+ {
+ paramValues[0] = (char *)¶mRank;
+ paramLengths[0] = sizeof(paramRank);
+ paramFormats[0] = 1;
+ iResult = PQsendQueryPrepared(conn, "index_nosector_places", 1, paramValues, paramLengths, paramFormats, 1);
+ }
+ }
+ else
+ {
+ if (interpolation)
+ {
+ iResult = PQsendQueryPrepared(conn, "index_sector_places_osmline", 1, paramValues, paramLengths, paramFormats, 1);
+ paramValues[0] = (char *)¶mSector;
+ paramLengths[0] = sizeof(paramSector);
+ paramFormats[0] = 1;
+ }
+ else
+ {
+ paramValues[0] = (char *)¶mRank;
+ paramLengths[0] = sizeof(paramRank);
+ paramFormats[0] = 1;
+ paramValues[1] = (char *)¶mSector;
+ paramLengths[1] = sizeof(paramSector);
+ paramFormats[1] = 1;
+ iResult = PQsendQueryPrepared(conn, "index_sector_places", 2, paramValues, paramLengths, paramFormats, 1);
+ }
+ }
+ if (!iResult)
+ {
+ fprintf(stderr, "index_sector_places: SELECT failed: %s", PQerrorMessage(conn));
+ PQclear(resPlaces);
+ exit(EXIT_FAILURE);
+ }
+ }
+ if (iSector > 0)
+ {
+ count = 0;
+ rankPerSecond = 0;
+ tuples = PQntuples(resPlaces);
+
+ if (tuples > 0)
+ {
+ // Spawn threads
+ for (i = 0; i < num_threads; i++)
+ {
+ thread_data[i].res = resPlaces;
+ thread_data[i].tuples = tuples;
+ thread_data[i].count = &count;
+ thread_data[i].count_mutex = &count_mutex;
+ thread_data[i].writer = writer;
+ thread_data[i].writer_mutex = &writer_mutex;
+ if (interpolation)
+ {
+ thread_data[i].table = 0; // use interpolations table
+ }
+ else
+ {
+ thread_data[i].table = 1; // use placex table
+ }
+ pthread_create(&thread_data[i].thread, NULL, &nominatim_indexThread, (void *)&thread_data[i]);
+ }
+
+ // Monitor threads to give user feedback
+ sleepcount = 0;
+ while (count < tuples)
+ {
+ usleep(1000);
+
+ // Aim for one update per second
+ if (sleepcount++ > 500)
+ {
+ rankPerSecond = ((float)rankCountTuples + (float)count) / MAX(difftime(time(0), rankStartTime),1);
+ if(interpolation)
+ {
+ fprintf(stderr, " Done %i in %i @ %f per second - Interpolation lines ETA (seconds): %f\n", (rankCountTuples + count), (int)(difftime(time(0), rankStartTime)), rankPerSecond, ((float)(rankTotalTuples - (rankCountTuples + count)))/rankPerSecond);
+ }
+ else
+ {
+ fprintf(stderr, " Done %i in %i @ %f per second - Rank %i ETA (seconds): %f\n", (rankCountTuples + count), (int)(difftime(time(0), rankStartTime)), rankPerSecond, rank, ((float)(rankTotalTuples - (rankCountTuples + count)))/rankPerSecond);
+ }
+
+ sleepcount = 0;
+ }
+ }
+
+ // Wait for everything to finish
+ for (i = 0; i < num_threads; i++)
+ {
+ pthread_join(thread_data[i].thread, NULL);
+ }
+
+ rankCountTuples += tuples;
+ }
+
+ // Finished sector
+ rankPerSecond = (float)rankCountTuples / MAX(difftime(time(0), rankStartTime),1);
+ fprintf(stderr, " Done %i in %i @ %f per second - ETA (seconds): %f\n", rankCountTuples, (int)(difftime(time(0), rankStartTime)), rankPerSecond, ((float)(rankTotalTuples - rankCountTuples))/rankPerSecond);
+
+ PQclear(resPlaces);
+ }
+ if (rankTotalTuples-rankCountTuples < num_threads*20 && iSector < PQntuples(resSectors))
+ {
+ iSector = PQntuples(resSectors) - 1;
+ }
+ }
+ // Finished rank
+ fprintf(stderr, "\r Done %i in %i @ %f per second - FINISHED\n\n", rankCountTuples, (int)(difftime(time(0), rankStartTime)), rankPerSecond);
+
+ PQclear(resSectors);
+}
+
+void nominatim_index(int rank_min, int rank_max, int num_threads, const char *conninfo, const char *structuredoutputfile)
+{
+ struct index_thread_data * thread_data;
+
+ PGconn *conn;
+ PGresult * res;
+
+ int rank;
+
+ int i;