*
* pg_dumpall
*
- * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
*
- * $PostgreSQL: pgsql/src/bin/pg_dump/pg_dumpall.c,v 1.35 2004/05/25 01:00:24 momjian Exp $
+ * $PostgreSQL: pgsql/src/bin/pg_dump/pg_dumpall.c,v 1.55 2004/11/27 18:51:06 tgl Exp $
*
*-------------------------------------------------------------------------
*/
#include "strdup.h"
#endif
#include <errno.h>
+#include <time.h>
#include "getopt_long.h"
-#ifndef HAVE_OPTRESET
+#ifndef HAVE_INT_OPTRESET
int optreset;
#endif
static void help(void);
-static void dumpUsers(PGconn *conn);
+static void dumpUsers(PGconn *conn, bool initdbonly);
static void dumpGroups(PGconn *conn);
+static void dumpTablespaces(PGconn *conn);
static void dumpCreateDB(PGconn *conn);
static void dumpDatabaseConfig(PGconn *conn, const char *dbname);
static void dumpUserConfig(PGconn *conn, const char *username);
static void makeAlterConfigCommand(const char *arrayitem, const char *type, const char *name);
static void dumpDatabases(PGconn *conn);
+static void dumpTimestamp(char *msg);
static int runPgDump(const char *dbname);
static PGconn *connectDatabase(const char *dbname, const char *pghost, const char *pgport,
const char *pguser, bool require_password);
static PGresult *executeQuery(PGconn *conn, const char *query);
-
-char pg_dump_bin[MAXPGPATH];
+char pg_dump_bin[MAXPGPATH];
PQExpBuffer pgdumpopts;
bool output_clean = false;
bool skip_acls = false;
bool verbose = false;
int server_version;
-
+/* flags for -X long options */
+int disable_dollar_quoting = 0;
+int disable_triggers = 0;
+int use_setsessauth = 0;
int
main(int argc, char *argv[])
bool globals_only = false;
bool schema_only = false;
PGconn *conn;
- int c, ret;
+ int c,
+ ret;
static struct option long_options[] = {
{"data-only", no_argument, NULL, 'a'},
{"host", required_argument, NULL, 'h'},
{"ignore-version", no_argument, NULL, 'i'},
{"oids", no_argument, NULL, 'o'},
+ {"no-owner", no_argument, NULL, 'O'},
{"port", required_argument, NULL, 'p'},
{"password", no_argument, NULL, 'W'},
{"schema-only", no_argument, NULL, 's'},
+ {"superuser", required_argument, NULL, 'S'},
{"username", required_argument, NULL, 'U'},
{"verbose", no_argument, NULL, 'v'},
{"no-privileges", no_argument, NULL, 'x'},
{"no-acl", no_argument, NULL, 'x'},
+
+ /*
+ * the following options don't have an equivalent short option
+ * letter, but are available as '-X long-name'
+ */
+ {"disable-dollar-quoting", no_argument, &disable_dollar_quoting, 1},
+ {"disable-triggers", no_argument, &disable_triggers, 1},
+ {"use-set-session-authorization", no_argument, &use_setsessauth, 1},
+
{NULL, 0, NULL, 0}
};
int optindex;
- set_pglocale(argv[0], "pg_dump");
+ set_pglocale_pgservice(argv[0], "pg_dump");
progname = get_progname(argv[0]);
if ((ret = find_other_exec(argv[0], "pg_dump", PG_VERSIONSTR,
pg_dump_bin)) < 0)
{
+ char full_path[MAXPGPATH];
+
+ if (find_my_exec(argv[0], full_path) < 0)
+ StrNCpy(full_path, progname, MAXPGPATH);
+
if (ret == -1)
fprintf(stderr,
- _("The program \"pg_dump\" is needed by %s "
- "but was not found in the same directory as \"%s\".\n"
- "Check your installation.\n"),
- progname, progname);
+ _("The program \"pg_dump\" is needed by %s "
+ "but was not found in the\n"
+ "same directory as \"%s\".\n"
+ "Check your installation.\n"),
+ progname, full_path);
else
fprintf(stderr,
- _("The program \"pg_dump\" was found by %s "
- "but was not the same version as \"%s\".\n"
- "Check your installation.\n"),
- progname, progname);
+ _("The program \"pg_dump\" was found by \"%s\"\n"
+ "but was not the same version as %s.\n"
+ "Check your installation.\n"),
+ full_path, progname);
exit(1);
}
pgdumpopts = createPQExpBuffer();
- while ((c = getopt_long(argc, argv, "acdDgh:iop:sU:vWx", long_options, &optindex)) != -1)
+ while ((c = getopt_long(argc, argv, "acdDgh:ioOp:sS:U:vWxX:", long_options, &optindex)) != -1)
{
switch (c)
{
case 'h':
pghost = optarg;
+#ifndef WIN32
appendPQExpBuffer(pgdumpopts, " -h '%s'", pghost);
+#else
+ appendPQExpBuffer(pgdumpopts, " -h \"%s\"", pghost);
+#endif
+
break;
+
+
case 'i':
case 'o':
appendPQExpBuffer(pgdumpopts, " -%c", c);
break;
+ case 'O':
+ appendPQExpBuffer(pgdumpopts, " -O");
+ break;
+
case 'p':
pgport = optarg;
+#ifndef WIN32
appendPQExpBuffer(pgdumpopts, " -p '%s'", pgport);
+#else
+ appendPQExpBuffer(pgdumpopts, " -p \"%s\"", pgport);
+#endif
break;
case 's':
appendPQExpBuffer(pgdumpopts, " -s");
break;
+ case 'S':
+#ifndef WIN32
+ appendPQExpBuffer(pgdumpopts, " -S '%s'", optarg);
+#else
+ appendPQExpBuffer(pgdumpopts, " -S \"%s\"", optarg);
+#endif
+ break;
+
case 'U':
pguser = optarg;
+#ifndef WIN32
appendPQExpBuffer(pgdumpopts, " -U '%s'", pguser);
+#else
+ appendPQExpBuffer(pgdumpopts, " -U \"%s\"", pguser);
+#endif
break;
case 'v':
appendPQExpBuffer(pgdumpopts, " -x");
break;
+ case 'X':
+ if (strcmp(optarg, "disable-dollar-quoting") == 0)
+ appendPQExpBuffer(pgdumpopts, " -X disable-dollar-quoting");
+ else if (strcmp(optarg, "disable-triggers") == 0)
+ appendPQExpBuffer(pgdumpopts, " -X disable-triggers");
+ else if (strcmp(optarg, "use-set-session-authorization") == 0)
+ /* no-op, still allowed for compatibility */ ;
+ else
+ {
+ fprintf(stderr,
+ _("%s: invalid -X option -- %s\n"),
+ progname, optarg);
+ fprintf(stderr, _("Try \"%s --help\" for more information.\n"), progname);
+ exit(1);
+ }
+ break;
+
+ case 0:
+ break;
+
default:
fprintf(stderr, _("Try \"%s --help\" for more information.\n"), progname);
exit(1);
}
}
+ /* Add long options to the pg_dump argument list */
+ if (disable_dollar_quoting)
+ appendPQExpBuffer(pgdumpopts, " -X disable-dollar-quoting");
+ if (disable_triggers)
+ appendPQExpBuffer(pgdumpopts, " -X disable-triggers");
+ if (use_setsessauth)
+ appendPQExpBuffer(pgdumpopts, " -X use-set-session-authorization");
+
if (optind < argc)
{
fprintf(stderr, _("%s: too many command-line arguments (first is \"%s\")\n"),
conn = connectDatabase("template1", pghost, pgport, pguser, force_password);
- printf("--\n");
- printf("-- PostgreSQL database cluster dump\n");
- printf("--\n\n");
+ printf("--\n-- PostgreSQL database cluster dump\n--\n\n");
+ if (verbose)
+ dumpTimestamp("Started on");
+
printf("\\connect \"template1\"\n\n");
if (!data_only)
{
- dumpUsers(conn);
+ /* Dump all users excluding the initdb user */
+ dumpUsers(conn, false);
dumpGroups(conn);
+ if (server_version >= 80000)
+ dumpTablespaces(conn);
+ if (!globals_only)
+ dumpCreateDB(conn);
+ /* Dump alter command for initdb user */
+ dumpUsers(conn, true);
}
if (!globals_only)
- {
- if (!data_only)
- dumpCreateDB(conn);
dumpDatabases(conn);
- }
PQfinish(conn);
- printf("--\n");
- printf("-- PostgreSQL database cluster dump complete\n");
- printf("--\n\n");
+ if (verbose)
+ dumpTimestamp("Completed on");
+ printf("--\n-- PostgreSQL database cluster dump complete\n--\n\n");
exit(0);
}
printf(_("Usage:\n"));
printf(_(" %s [OPTION]...\n"), progname);
- printf(_("\nOptions:\n"));
+ printf(_("\nGeneral options:\n"));
+ printf(_(" -i, --ignore-version proceed even when server version mismatches\n"
+ " pg_dumpall version\n"));
+ printf(_(" --help show this help, then exit\n"));
+ printf(_(" --version output version information, then exit\n"));
+ printf(_("\nOptions controlling the output content:\n"));
printf(_(" -a, --data-only dump only the data, not the schema\n"));
printf(_(" -c, --clean clean (drop) databases prior to create\n"));
printf(_(" -d, --inserts dump data as INSERT, rather than COPY, commands\n"));
printf(_(" -D, --column-inserts dump data as INSERT commands with column names\n"));
printf(_(" -g, --globals-only dump only global objects, no databases\n"));
- printf(_(" -i, --ignore-version proceed even when server version mismatches\n"
- " pg_dumpall version\n"));
- printf(_(" -s, --schema-only dump only the schema, no data\n"));
printf(_(" -o, --oids include OIDs in dump\n"));
- printf(_(" -v, --verbose verbose mode\n"));
+ printf(_(" -O, --no-owner do not output commands to set object ownership\n"));
+ printf(_(" -s, --schema-only dump only the schema, no data\n"));
+ printf(_(" -S, --superuser=NAME specify the superuser user name to use in the dump\n"));
printf(_(" -x, --no-privileges do not dump privileges (grant/revoke)\n"));
- printf(_(" --help show this help, then exit\n"));
- printf(_(" --version output version information, then exit\n"));
+ printf(_(" -X disable-dollar-quoting, --disable-dollar-quoting\n"
+ " disable dollar quoting, use SQL standard quoting\n"));
+ printf(_(" -X disable-triggers, --disable-triggers\n"
+ " disable triggers during data-only restore\n"));
+ printf(_(" -X use-set-session-authorization, --use-set-session-authorization\n"
+ " use SESSION AUTHORIZATION commands instead of\n"
+ " OWNER TO commands\n"));
printf(_("\nConnection options:\n"));
printf(_(" -h, --host=HOSTNAME database server host or socket directory\n"));
/*
- * Dump users (but not the user created by initdb).
+ * Dump users
+ * Is able to dump all non initdb users or just the initdb user.
*/
static void
-dumpUsers(PGconn *conn)
+dumpUsers(PGconn *conn, bool initdbonly)
{
PGresult *res;
int i;
- printf("--\n-- Users\n--\n\n");
- printf("DELETE FROM pg_shadow WHERE usesysid <> (SELECT datdba FROM pg_database WHERE datname = 'template0');\n\n");
-
if (server_version >= 70100)
res = executeQuery(conn,
"SELECT usename, usesysid, passwd, usecreatedb, "
- "usesuper, valuntil "
- "FROM pg_shadow "
- "WHERE usesysid <> (SELECT datdba FROM pg_database WHERE datname = 'template0')");
+ "usesuper, valuntil, "
+ "(usesysid = (SELECT datdba FROM pg_database WHERE datname = 'template0')) AS clusterowner "
+ "FROM pg_shadow");
else
res = executeQuery(conn,
"SELECT usename, usesysid, passwd, usecreatedb, "
- "usesuper, valuntil "
- "FROM pg_shadow "
- "WHERE usesysid <> (SELECT datdba FROM pg_database WHERE datname = 'template1')");
+ "usesuper, valuntil, "
+ "(usesysid = (SELECT datdba FROM pg_database WHERE datname = 'template1')) AS clusterowner "
+ "FROM pg_shadow");
+
+ if (PQntuples(res) > 0 || (!initdbonly && output_clean))
+ printf("--\n-- Users\n--\n\n");
+ if (!initdbonly && output_clean)
+ printf("DELETE FROM pg_shadow WHERE usesysid <> (SELECT datdba FROM pg_database WHERE datname = 'template0');\n\n");
for (i = 0; i < PQntuples(res); i++)
{
- PQExpBuffer buf = createPQExpBuffer();
const char *username;
+ bool clusterowner;
+ PQExpBuffer buf = createPQExpBuffer();
username = PQgetvalue(res, i, 0);
- appendPQExpBuffer(buf, "CREATE USER %s WITH SYSID %s",
- fmtId(username),
- PQgetvalue(res, i, 1));
+ clusterowner = (strcmp(PQgetvalue(res, i, 6), "t") == 0);
+
+ /* Check which pass we're on */
+ if ((initdbonly && !clusterowner) || (!initdbonly && clusterowner))
+ continue;
+
+ /*
+ * Dump ALTER USER for the cluster owner and CREATE USER for all
+ * other users
+ */
+ if (!clusterowner)
+ appendPQExpBuffer(buf, "CREATE USER %s WITH SYSID %s",
+ fmtId(username),
+ PQgetvalue(res, i, 1));
+ else
+ appendPQExpBuffer(buf, "ALTER USER %s WITH",
+ fmtId(username));
if (!PQgetisnull(res, i, 2))
{
PGresult *res;
int i;
- printf("--\n-- Groups\n--\n\n");
- printf("DELETE FROM pg_group;\n\n");
-
res = executeQuery(conn, "SELECT groname, grosysid, grolist FROM pg_group");
+ if (PQntuples(res) > 0 || output_clean)
+ printf("--\n-- Groups\n--\n\n");
+ if (output_clean)
+ printf("DELETE FROM pg_group;\n\n");
+
for (i = 0; i < PQntuples(res); i++)
{
PQExpBuffer buf = createPQExpBuffer();
printf("\n\n");
}
+/*
+ * Dump tablespaces.
+ */
+static void
+dumpTablespaces(PGconn *conn)
+{
+ PGresult *res;
+ int i;
+
+ /*
+ * Get all tablespaces except built-in ones (which we assume are named
+ * pg_xxx)
+ */
+ res = executeQuery(conn, "SELECT spcname, "
+ "pg_catalog.pg_get_userbyid(spcowner) AS spcowner, "
+ "spclocation, spcacl "
+ "FROM pg_catalog.pg_tablespace "
+ "WHERE spcname NOT LIKE 'pg\\_%'");
+
+ if (PQntuples(res) > 0)
+ printf("--\n-- Tablespaces\n--\n\n");
+
+ for (i = 0; i < PQntuples(res); i++)
+ {
+ PQExpBuffer buf = createPQExpBuffer();
+ char *spcname = PQgetvalue(res, i, 0);
+ char *spcowner = PQgetvalue(res, i, 1);
+ char *spclocation = PQgetvalue(res, i, 2);
+ char *spcacl = PQgetvalue(res, i, 3);
+ char *fspcname;
+
+ /* needed for buildACLCommands() */
+ fspcname = strdup(fmtId(spcname));
+
+ if (output_clean)
+ appendPQExpBuffer(buf, "DROP TABLESPACE %s;\n", fspcname);
+
+ appendPQExpBuffer(buf, "CREATE TABLESPACE %s", fspcname);
+ appendPQExpBuffer(buf, " OWNER %s", fmtId(spcowner));
+
+ appendPQExpBuffer(buf, " LOCATION ");
+ appendStringLiteral(buf, spclocation, true);
+ appendPQExpBuffer(buf, ";\n");
+
+ if (!skip_acls &&
+ !buildACLCommands(fspcname, "TABLESPACE", spcacl, spcowner,
+ server_version, buf))
+ {
+ fprintf(stderr, _("%s: could not parse ACL list (%s) for tablespace \"%s\"\n"),
+ progname, spcacl, fspcname);
+ PQfinish(conn);
+ exit(1);
+ }
+ printf("%s", buf->data);
+
+ free(fspcname);
+ destroyPQExpBuffer(buf);
+ }
+
+ PQclear(res);
+ printf("\n\n");
+}
/*
* Dump commands to create each database.
printf("--\n-- Database creation\n--\n\n");
- if (server_version >= 70300)
+ if (server_version >= 80000)
res = executeQuery(conn,
"SELECT datname, "
"coalesce(usename, (select usename from pg_shadow where usesysid=(select datdba from pg_database where datname='template0'))), "
"pg_encoding_to_char(d.encoding), "
- "datistemplate, datpath, datacl "
+ "datistemplate, datacl, "
+ "(SELECT spcname FROM pg_tablespace t WHERE t.oid = d.dattablespace) AS dattablespace "
+ "FROM pg_database d LEFT JOIN pg_shadow u ON (datdba = usesysid) "
+ "WHERE datallowconn ORDER BY 1");
+ else if (server_version >= 70300)
+ res = executeQuery(conn,
+ "SELECT datname, "
+ "coalesce(usename, (select usename from pg_shadow where usesysid=(select datdba from pg_database where datname='template0'))), "
+ "pg_encoding_to_char(d.encoding), "
+ "datistemplate, datacl, "
+ "'pg_default' AS dattablespace "
"FROM pg_database d LEFT JOIN pg_shadow u ON (datdba = usesysid) "
"WHERE datallowconn ORDER BY 1");
else if (server_version >= 70100)
"(select usename from pg_shadow where usesysid=datdba), "
"(select usename from pg_shadow where usesysid=(select datdba from pg_database where datname='template0'))), "
"pg_encoding_to_char(d.encoding), "
- "datistemplate, datpath, '' as datacl "
+ "datistemplate, '' as datacl, "
+ "'pg_default' AS dattablespace "
"FROM pg_database d "
"WHERE datallowconn ORDER BY 1");
else
{
/*
- * In 7.0, datpath is either the same as datname, or the user-given
- * location with "/" and the datname appended. We must strip this
- * junk off to produce a correct LOCATION value.
- *
* Note: 7.0 fails to cope with sub-select in COALESCE, so just
* deal with getting a NULL by not printing any OWNER clause.
*/
"(select usename from pg_shadow where usesysid=datdba), "
"pg_encoding_to_char(d.encoding), "
"'f' as datistemplate, "
- "CASE WHEN length(datpath) > length(datname) THEN "
- "substr(datpath,1,length(datpath)-length(datname)-1) "
- "ELSE '' END as datpath, "
- "'' as datacl "
+ "'' as datacl, "
+ "'pg_default' AS dattablespace "
"FROM pg_database d "
"ORDER BY 1");
}
char *dbowner = PQgetvalue(res, i, 1);
char *dbencoding = PQgetvalue(res, i, 2);
char *dbistemplate = PQgetvalue(res, i, 3);
- char *dbpath = PQgetvalue(res, i, 4);
- char *dbacl = PQgetvalue(res, i, 5);
+ char *dbacl = PQgetvalue(res, i, 4);
+ char *dbtablespace = PQgetvalue(res, i, 5);
char *fdbname;
if (strcmp(dbname, "template1") == 0)
appendPQExpBuffer(buf, "DROP DATABASE %s;\n", fdbname);
appendPQExpBuffer(buf, "CREATE DATABASE %s", fdbname);
+
+ appendPQExpBuffer(buf, " WITH TEMPLATE = template0");
+
if (strlen(dbowner) != 0)
- appendPQExpBuffer(buf, " WITH OWNER = %s",
+ appendPQExpBuffer(buf, " OWNER = %s",
fmtId(dbowner));
- appendPQExpBuffer(buf, " TEMPLATE = template0");
-
- if (strlen(dbpath) != 0)
- {
- appendPQExpBuffer(buf, " LOCATION = ");
- appendStringLiteral(buf, dbpath, true);
- }
appendPQExpBuffer(buf, " ENCODING = ");
appendStringLiteral(buf, dbencoding, true);
+ /* Output tablespace if it isn't default */
+ if (strcmp(dbtablespace, "pg_default") != 0)
+ appendPQExpBuffer(buf, " TABLESPACE = %s",
+ fmtId(dbtablespace));
+
appendPQExpBuffer(buf, ";\n");
if (strcmp(dbistemplate, "t") == 0)
*pos = 0;
appendPQExpBuffer(buf, "ALTER %s %s ", type, fmtId(name));
appendPQExpBuffer(buf, "SET %s TO ", fmtId(mine));
- appendStringLiteral(buf, pos + 1, false);
+
+ /*
+ * Some GUC variable names are 'LIST' type and hence must not be
+ * quoted.
+ */
+ if (strcasecmp(mine, "DateStyle") == 0
+ || strcasecmp(mine, "search_path") == 0)
+ appendPQExpBuffer(buf, "%s", pos + 1);
+ else
+ appendStringLiteral(buf, pos + 1, false);
appendPQExpBuffer(buf, ";\n");
printf("%s", buf->data);
const char *p;
int ret;
- appendPQExpBuffer(cmd, "\"%s\" %s -Fp '", pg_dump_bin, pgdumpopts->data);
+ /*
+ * Win32 has to use double-quotes for args, rather than single quotes.
+ * Strangely enough, this is the only place we pass a database name on
+ * the command line, except template1 that doesn't need quoting.
+ */
+#ifndef WIN32
+ appendPQExpBuffer(cmd, "%s\"%s\" %s -Fp '", SYSTEMQUOTE, pg_dump_bin,
+#else
+ appendPQExpBuffer(cmd, "%s\"%s\" %s -Fp \"", SYSTEMQUOTE, pg_dump_bin,
+#endif
+ pgdumpopts->data);
/* Shell quoting is not quite like SQL quoting, so can't use fmtId */
for (p = dbname; *p; p++)
{
+#ifndef WIN32
if (*p == '\'')
appendPQExpBuffer(cmd, "'\"'\"'");
+#else
+ if (*p == '"')
+ appendPQExpBuffer(cmd, "\\\"");
+#endif
else
appendPQExpBufferChar(cmd, *p);
}
+#ifndef WIN32
appendPQExpBufferChar(cmd, '\'');
+#else
+ appendPQExpBufferChar(cmd, '"');
+#endif
+
+ appendPQExpBuffer(cmd, "%s", SYSTEMQUOTE);
if (verbose)
fprintf(stderr, _("%s: running \"%s\"\n"), progname, cmd->data);
}
if (PQstatus(conn) == CONNECTION_BAD &&
- strcmp(PQerrorMessage(conn), "fe_sendauth: no password supplied\n") == 0 &&
+ strcmp(PQerrorMessage(conn), PQnoPasswordSupplied) == 0 &&
!feof(stdin))
{
PQfinish(conn);
return res;
}
+
+
+/*
+ * dumpTimestamp
+ */
+static void
+dumpTimestamp(char *msg)
+{
+ char buf[256];
+ time_t now = time(NULL);
+
+ if (strftime(buf, 256, "%Y-%m-%d %H:%M:%S %Z", localtime(&now)) != 0)
+ printf("-- %s %s\n\n", msg, buf);
+}
projects / postgresql / blobdiff