PostgreSQL Source Code  git master
dump.c File Reference
#include "postgres_fe.h"
#include "fe_utils/string_utils.h"
#include "pg_upgrade.h"
Include dependency graph for dump.c:

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void generate_old_dump (void)

Function Documentation

◆ generate_old_dump()

void generate_old_dump ( void  )

Definition at line 16 of file dump.c.

References appendConnStrVal(), appendPQExpBufferStr(), appendShellString(), ClusterInfo::bindir, check_ok(), cluster_conn_opts(), connstr, PQExpBufferData::data, DB_DUMP_FILE_MASK, DB_DUMP_LOG_FILE_MASK, DbInfo::db_name, DbInfo::db_oid, ClusterInfo::dbarr, DbInfoArr::dbs, end_progress_output(), exec_prog(), GLOBALS_DUMP_FILE, initPQExpBuffer(), log_opts, MAXPGPATH, DbInfoArr::ndbs, new_cluster, old_cluster, parallel_exec_prog(), pg_log(), PG_STATUS, prep_status(), reap_child(), snprintf, termPQExpBuffer(), UTILITY_LOG_FILE, and LogOpts::verbose.

Referenced by check_and_dump_old_cluster().

17 {
18  int dbnum;
20  prep_status("Creating dump of global objects");
22  /* run new pg_dumpall binary for globals */
23  exec_prog(UTILITY_LOG_FILE, NULL, true, true,
24  "\"%s/pg_dumpall\" %s --globals-only --quote-all-identifiers "
25  "--binary-upgrade %s -f %s",
27  log_opts.verbose ? "--verbose" : "",
29  check_ok();
31  prep_status("Creating dump of database schemas\n");
33  /* create per-db dump files */
34  for (dbnum = 0; dbnum < old_cluster.dbarr.ndbs; dbnum++)
35  {
36  char sql_file_name[MAXPGPATH],
37  log_file_name[MAXPGPATH];
38  DbInfo *old_db = &old_cluster.dbarr.dbs[dbnum];
40  escaped_connstr;
42  initPQExpBuffer(&connstr);
43  appendPQExpBufferStr(&connstr, "dbname=");
44  appendConnStrVal(&connstr, old_db->db_name);
45  initPQExpBuffer(&escaped_connstr);
46  appendShellString(&escaped_connstr,;
47  termPQExpBuffer(&connstr);
49  pg_log(PG_STATUS, "%s", old_db->db_name);
50  snprintf(sql_file_name, sizeof(sql_file_name), DB_DUMP_FILE_MASK, old_db->db_oid);
51  snprintf(log_file_name, sizeof(log_file_name), DB_DUMP_LOG_FILE_MASK, old_db->db_oid);
53  parallel_exec_prog(log_file_name, NULL,
54  "\"%s/pg_dump\" %s --schema-only --quote-all-identifiers "
55  "--binary-upgrade --format=custom %s --file=\"%s\" %s",
57  log_opts.verbose ? "--verbose" : "",
58  sql_file_name,;
60  termPQExpBuffer(&escaped_connstr);
61  }
63  /* reap all children */
64  while (reap_child(true) == true)
65  ;
68  check_ok();
69 }
void parallel_exec_prog(const char *log_file, const char *opt_log_file, const char *fmt,...)
Definition: parallel.c:62
void termPQExpBuffer(PQExpBuffer str)
Definition: pqexpbuffer.c:131
void appendPQExpBufferStr(PQExpBuffer str, const char *data)
Definition: pqexpbuffer.c:369
void end_progress_output(void)
Definition: util.c:43
void appendConnStrVal(PQExpBuffer buf, const char *str)
Definition: string_utils.c:545
PGresult char * cluster_conn_opts(ClusterInfo *cluster)
Definition: server.c:91
LogOpts log_opts
Definition: util.c:17
Oid db_oid
Definition: pg_upgrade.h:179
ClusterInfo new_cluster
Definition: pg_upgrade.c:59
void prep_status(const char *fmt,...) pg_attribute_printf(1
ClusterInfo old_cluster
Definition: pg_upgrade.c:59
static void check_ok(void)
Definition: initdb.c:1920
Definition: pg_upgrade.h:27
bool verbose
Definition: pg_upgrade.h:282
char * bindir
Definition: pg_upgrade.h:264
void appendShellString(PQExpBuffer buf, const char *str)
Definition: string_utils.c:429
DbInfoArr dbarr
Definition: pg_upgrade.h:260
void void pg_log(eLogType type, const char *fmt,...) pg_attribute_printf(2
Definition: pg_upgrade.h:29
bool reap_child(bool wait_for_child)
Definition: parallel.c:284
Definition: pg_upgrade.h:31
char * db_name
Definition: pg_upgrade.h:180
bool exec_prog(const char *log_file, const char *opt_log_file, bool report_error, bool exit_on_error, const char *fmt,...)
Definition: exec.c:81
Definition: pg_upgrade.h:26
DbInfo * dbs
Definition: pg_upgrade.h:191
#define snprintf
Definition: port.h:216
void initPQExpBuffer(PQExpBuffer str)
Definition: pqexpbuffer.c:92
static char * connstr
Definition: pg_dumpall.c:62