90 lines
2.0 KiB
C
90 lines
2.0 KiB
C
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <time.h>
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#include <libpq-fe.h>
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#include <libpq/libpq-fs.h>
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#include "pg_dumplo.h"
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extern int errno;
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void
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pglo_import(LODumpMaster *pgLO)
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{
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LOlist loa;
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long new_oid;
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char tab[MAX_TABLE_NAME], attr[MAX_ATTR_NAME],
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path[BUFSIZ], lo_path[BUFSIZ],
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Qbuff[QUERY_BUFSIZ];
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while(fgets(Qbuff, QUERY_BUFSIZ, pgLO->index)) {
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if (*Qbuff == '#')
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continue;
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if (! pgLO->remove && ! pgLO->quiet)
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printf(Qbuff);
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sscanf(Qbuff, "%ld\t%s\t%s\t%s\n", &loa.lo_oid, tab, attr, path);
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loa.lo_table = tab;
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loa.lo_attr = attr;
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sprintf(lo_path, "%s/%s", pgLO->space, path);
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/* ----------
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* Import LO
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* ----------
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*/
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if ((new_oid = lo_import(pgLO->conn, lo_path)) <= 0) {
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fprintf(stderr, "%s: %s\n", progname, PQerrorMessage(pgLO->conn));
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PQexec(pgLO->conn, "ROLLBACK");
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fprintf(stderr, "\n%s: ROLLBACK\n", progname);
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exit(RE_ERROR);
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}
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if (pgLO->remove) {
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notice(pgLO, FALSE);
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if (lo_unlink(pgLO->conn, (Oid) loa.lo_oid) < 0)
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fprintf(stderr, "%s: can't remove LO: %ld (%s)\n",
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progname, loa.lo_oid, PQerrorMessage(pgLO->conn));
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else if (!pgLO->quiet)
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printf("remove old %ld and create new %ld\n",
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loa.lo_oid, new_oid);
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notice(pgLO, TRUE);
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}
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pgLO->counter++;
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/* ----------
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* UPDATE oid in tab
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* ----------
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*/
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sprintf(Qbuff, "UPDATE %s SET %s=%ld WHERE %s=%ld",
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loa.lo_table, loa.lo_attr, new_oid, loa.lo_attr, loa.lo_oid);
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/*fprintf(stderr, Qbuff);*/
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pgLO->res = PQexec(pgLO->conn, Qbuff);
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if (!pgLO->res && PQresultStatus(pgLO->res) != PGRES_COMMAND_OK) {
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fprintf(stderr, "%s: %s\n",progname, PQerrorMessage(pgLO->conn));
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PQclear(pgLO->res);
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PQexec(pgLO->conn, "ROLLBACK");
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fprintf(stderr, "\n%s: ROLLBACK\n", progname);
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exit(RE_ERROR);
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}
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}
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}
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