Age Owner TLA Line data Source code
1 : /*
2 : * dump.c
3 : *
4 : * dump functions
5 : *
6 : * Copyright (c) 2010-2023, PostgreSQL Global Development Group
7 : * src/bin/pg_upgrade/dump.c
8 : */
9 :
10 : #include "postgres_fe.h"
11 :
12 : #include "fe_utils/string_utils.h"
13 : #include "pg_upgrade.h"
14 :
15 : void
4555 bruce 16 CBC 1 : generate_old_dump(void)
17 : {
18 : int dbnum;
19 :
3782 20 1 : prep_status("Creating dump of global objects");
21 :
22 : /* run new pg_dumpall binary for globals */
1917 23 1 : exec_prog(UTILITY_LOG_FILE, NULL, true, true,
24 : "\"%s/pg_dumpall\" %s --globals-only --quote-all-identifiers "
25 : "--binary-upgrade %s -f \"%s/%s\"",
26 : new_cluster.bindir, cluster_conn_opts(&old_cluster),
4045 27 1 : log_opts.verbose ? "--verbose" : "",
28 : log_opts.dumpdir,
29 : GLOBALS_DUMP_FILE);
3782 30 1 : check_ok();
31 :
412 andres 32 1 : prep_status_progress("Creating dump of database schemas");
33 :
34 : /* create per-db dump files */
3782 bruce 35 7 : for (dbnum = 0; dbnum < old_cluster.dbarr.ndbs; dbnum++)
36 : {
37 : char sql_file_name[MAXPGPATH],
38 : log_file_name[MAXPGPATH];
3622 tgl 39 6 : DbInfo *old_db = &old_cluster.dbarr.dbs[dbnum];
40 : PQExpBufferData connstr,
41 : escaped_connstr;
42 :
2435 noah 43 6 : initPQExpBuffer(&connstr);
1375 drowley 44 6 : appendPQExpBufferStr(&connstr, "dbname=");
2435 noah 45 6 : appendConnStrVal(&connstr, old_db->db_name);
46 6 : initPQExpBuffer(&escaped_connstr);
47 6 : appendShellString(&escaped_connstr, connstr.data);
48 6 : termPQExpBuffer(&connstr);
49 :
3775 bruce 50 6 : pg_log(PG_STATUS, "%s", old_db->db_name);
3756 51 6 : snprintf(sql_file_name, sizeof(sql_file_name), DB_DUMP_FILE_MASK, old_db->db_oid);
52 6 : snprintf(log_file_name, sizeof(log_file_name), DB_DUMP_LOG_FILE_MASK, old_db->db_oid);
53 :
54 6 : parallel_exec_prog(log_file_name, NULL,
55 : "\"%s/pg_dump\" %s --schema-only --quote-all-identifiers "
56 : "--binary-upgrade --format=custom %s --file=\"%s/%s\" %s",
57 : new_cluster.bindir, cluster_conn_opts(&old_cluster),
3622 tgl 58 6 : log_opts.verbose ? "--verbose" : "",
59 : log_opts.dumpdir,
60 : sql_file_name, escaped_connstr.data);
61 :
2435 noah 62 6 : termPQExpBuffer(&escaped_connstr);
63 : }
64 :
65 : /* reap all children */
3756 bruce 66 1 : while (reap_child(true) == true)
67 : ;
68 :
3782 69 1 : end_progress_output();
70 1 : check_ok();
4715 71 1 : }
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