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Add -U and -W options to pg_dump and friends to support non-interactive 

specification of username (like in psql).  pg_dumpall now works with
password authentication.
This commit is contained in:
Peter Eisentraut 2001-05-17 21:12:49 +00:00
parent 761a0bb69b
commit f000ffd28e
11 changed files with 269 additions and 153 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
doc/src/sgml/backup.sgml
View File

@ -1,4 +1,4 @@
<!-- $Header: /cvsroot/pgsql/doc/src/sgml/backup.sgml,v 2.7 2001/03/19 16:19:26 petere Exp $ -->
<!-- $Header: /cvsroot/pgsql/doc/src/sgml/backup.sgml,v 2.8 2001/05/17 21:12:48 petere Exp $ -->
<chapter id="backup">
<title>Backup and Restore</title>
@ -61,11 +61,10 @@ pg_dump <replaceable class="parameter">dbname</replaceable> &gt; <replaceable cl
As any other <productname>Postgres</> client application,
<application>pg_dump</> will by default connect with the database
user name that is equal to the current Unix user name. To override
this, either specify the <option>-u</option> option to force a prompt for
the user name, or set the environment variable
<envar>PGUSER</envar>. Remember that <application>pg_dump</>
connections are subject to the normal client authentication
mechanisms (which are described in <xref
this, either specify the <option>-U</option> option or set the
environment variable <envar>PGUSER</envar>. Remember that
<application>pg_dump</> connections are subject to the normal
client authentication mechanisms (which are described in <xref
linkend="client-authentication">).
</para>
@ -163,20 +162,6 @@ pg_dumpall &gt; <replaceable>outfile</>
you have database superuser access, as that is required to restore
the user and group information.
</para>
<para>
<application>pg_dumpall</application> has one little flaw: It is
not prepared for interactively authenticating to each database it
dumps. If you are using password authentication then you need to
set it the environment variable <envar>PGPASSWORD</envar> to
communicate the password the the underlying calls to
<application>pg_dump</>. More severely, if you have different
passwords set up for each database, then
<application>pg_dumpall</> will fail. You can either choose a
different authentication mechanism for the purposes of backup or
adjust the <filename>pg_dumpall</filename> shell script to your
needs.
</para>
</sect2>
<sect2 id="backup-dump-large">

22
doc/src/sgml/ref/pg_dump.sgml
View File

@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/pg_dump.sgml,v 1.31 2001/03/17 16:27:31 petere Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/pg_dump.sgml,v 1.32 2001/05/17 21:12:48 petere Exp $
Postgres documentation
-->
@ -46,7 +46,8 @@ Postgres documentation
<arg>-Z <replaceable>0...9</replaceable></arg>
<arg>-h <replaceable>host</replaceable></arg>
<arg>-p <replaceable>port</replaceable></arg>
<arg>-u</arg>
<arg>-U <replaceable>username</replaceable></arg>
<arg>-W</arg>
<arg choice="plain"><replaceable>dbname</replaceable></arg>
</cmdsynopsis>
</refsynopsisdiv>
@ -412,13 +413,20 @@ Postgres documentation
</varlistentry>
<varlistentry>
<term>-u</term>
<term>-U <replaceable>username</replaceable></term>
<listitem>
<para>
Use password authentication.
Prompts for
<replaceable class="parameter">username</replaceable>
and <replaceable class="parameter">password</replaceable>.
Connect as the given user.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>-W</term>
<listitem>
<para>
Force a password prompt. This should happen automatically if
the server requires password authentication.
</para>
</listitem>
</varlistentry>

32
doc/src/sgml/ref/pg_dumpall.sgml
View File

@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/pg_dumpall.sgml,v 1.21 2001/03/05 18:42:57 momjian Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/pg_dumpall.sgml,v 1.22 2001/05/17 21:12:48 petere Exp $
Postgres documentation
-->
@ -23,9 +23,11 @@ Postgres documentation
<cmdsynopsis>
<command>pg_dumpall</command>
<group><arg>-c</arg><arg>--clean</arg></group>
<group><arg>-g</arg><arg>--globals-only</arg></group>
<arg>-h <replaceable>host</replaceable></arg>
<arg>-p <replaceable>port</replaceable></arg>
<group><arg>-g</arg><arg>--globals-only</arg></group>
<arg>-U <replaceable>username</replaceable></arg>
<arg>-W</arg>
</cmdsynopsis>
</refsynopsisdiv>
@ -81,6 +83,15 @@ Postgres documentation
</listitem>
</varlistentry>
<varlistentry>
<term>-g, --globals-only</term>
<listitem>
<para>
Only dump global objects (users and groups), no databases.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>-h <replaceable>host</replaceable></term>
<listitem>
@ -106,14 +117,23 @@ Postgres documentation
</varlistentry>
<varlistentry>
<term>-g, --globals-only</term>
<term>-U <replaceable>username</replaceable></term>
<listitem>
<para>
Only dump global objects (users and groups), no databases.
Connect as the given user.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>-W</term>
<listitem>
<para>
Force a password prompt. This should happen automatically if
the server requires password authentication.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
@ -128,8 +148,8 @@ Postgres documentation
</refsect2>
</refsect1>
<refsect1 id="app-pg-dumpall-usage">
<title>Usage</title>
<refsect1 id="app-pg-dumpall-ex">
<title>Examples</title>
<para>
To dump all databases:

19
doc/src/sgml/ref/pg_restore.sgml
View File

@ -1,4 +1,4 @@
<!-- $Header: /cvsroot/pgsql/doc/src/sgml/ref/pg_restore.sgml,v 1.10 2001/03/17 16:27:31 petere Exp $ -->
<!-- $Header: /cvsroot/pgsql/doc/src/sgml/ref/pg_restore.sgml,v 1.11 2001/05/17 21:12:48 petere Exp $ -->
<refentry id="APP-PGRESTORE">
<docinfo>
@ -46,7 +46,8 @@
<arg> -x </arg>
<arg> -h <replaceable class="parameter">host</replaceable> </arg>
<arg> -p <replaceable class="parameter">port</replaceable> </arg>
<arg> -u </arg>
<arg> -U <replaceable>username</replaceable> </arg>
<arg> -W </arg>
<arg> <replaceable class="parameter">archive-file</replaceable> </arg>
</cmdsynopsis>
</refsynopsisdiv>
@ -448,10 +449,20 @@
</varlistentry>
<varlistentry>
<term>-u</term>
<term>-U <replaceable>username</replaceable></term>
<listitem>
<para>
Use password authentication. Prompts for user name and password.
Connect as the given user.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>-W</term>
<listitem>
<para>
Force a password prompt. This should happen automatically if
the server requires password authentication.
</para>
</listitem>
</varlistentry>

7
src/bin/pg_dump/pg_backup.h
View File

@ -15,7 +15,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup.h,v 1.11 2001/04/25 07:03:19 pjw Exp $
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup.h,v 1.12 2001/05/17 21:12:48 petere Exp $
*
* Modifications - 28-Jun-2000 - pjw@rhyme.com.au
*
@ -114,6 +114,7 @@ typedef struct _restoreOptions
char *dbname;
char *pgport;
char *pghost;
char *username;
int ignoreVersion;
int requirePassword;
@ -130,12 +131,16 @@ typedef struct _restoreOptions
extern void exit_horribly(Archive *AH, const char *fmt,...);
extern char *
simple_prompt(const char *prompt, int maxlen, bool echo);
/* Lets the archibe know we have a DB connection to shutdown if it dies */
PGconn *ConnectDatabase(Archive *AH,
const char *dbname,
const char *pghost,
const char *pgport,
const char *username,
const int reqPwd,
const int ignoreVersion);

4
src/bin/pg_dump/pg_backup_archiver.c
View File

@ -15,7 +15,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_archiver.c,v 1.26 2001/05/12 01:03:59 pjw Exp $
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_archiver.c,v 1.27 2001/05/17 21:12:48 petere Exp $
*
* Modifications - 28-Jun-2000 - pjw@rhyme.com.au
*
@ -180,7 +180,7 @@ RestoreArchive(Archive *AHX, RestoreOptions *ropt)
AHX->minRemoteVersion = 070100;
AHX->maxRemoteVersion = 999999;
ConnectDatabase(AHX, ropt->dbname, ropt->pghost, ropt->pgport,
ConnectDatabase(AHX, ropt->dbname, ropt->pghost, ropt->pgport, ropt->username,
ropt->requirePassword, ropt->ignoreVersion);
/*

5
src/bin/pg_dump/pg_backup_archiver.h
View File

@ -17,7 +17,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_archiver.h,v 1.33 2001/05/12 01:03:59 pjw Exp $
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_archiver.h,v 1.34 2001/05/17 21:12:48 petere Exp $
*
* Modifications - 28-Jun-2000 - pjw@rhyme.com.au
* - Initial version.
@ -203,11 +203,12 @@ typedef struct _archiveHandle
CustomOutPtr CustomOutPtr; /* Alternate script output routine */
/* Stuff for direct DB connection */
char username[100];
char *username;
char *dbname; /* Name of db for connection */
char *archdbname; /* DB name *read* from archive */
char *pghost;
char *pgport;
bool requirePassword;
PGconn *connection;
PGconn *blobConnection; /* Connection for BLOB xref */
int txActive; /* Flag set if TX active on connection */

201
src/bin/pg_dump/pg_backup_db.c
View File

@ -5,7 +5,7 @@
* Implements the basic DB functions used by the archiver.
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_db.c,v 1.18 2001/04/25 07:03:19 pjw Exp $
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_db.c,v 1.19 2001/05/17 21:12:48 petere Exp $
*
* NOTES
*
@ -40,18 +40,28 @@
static const char *progname = "Archiver(db)";
static void _prompt_for_password(char *username, char *password);
static void _check_database_version(ArchiveHandle *AH, bool ignoreVersion);
static PGconn *_connectDB(ArchiveHandle *AH, const char *newdbname, char *newUser);
static int _executeSqlCommand(ArchiveHandle *AH, PGconn *conn, PQExpBuffer qry, char *desc);
static void
_prompt_for_password(char *username, char *password)
/*
* simple_prompt
*
* Generalized function especially intended for reading in usernames and
* password interactively. Reads from stdin.
*
* prompt: The prompt to print
* maxlen: How many characters to accept
* echo: Set to false if you want to hide what is entered (for passwords)
*
* Returns a malloc()'ed string with the input (w/o trailing newline).
*/
char *
simple_prompt(const char *prompt, int maxlen, bool echo)
{
char buf[512];
int length;
int buflen;
char *destination;
#ifdef HAVE_TERMIOS_H
struct termios t_orig,
@ -59,48 +69,40 @@ _prompt_for_password(char *username, char *password)
#endif
/*
* Allow for forcing a specific username
*/
if (strlen(username) == 0)
destination = (char *) malloc(maxlen + 2);
if (!destination)
return NULL;
if (prompt)
fputs(prompt, stderr);
#ifdef HAVE_TERMIOS_H
if (!echo)
{
fprintf(stderr, "Username: ");
fflush(stderr);
if (fgets(username, 100, stdin) == NULL)
username[0] = '\0';
length = strlen(username);
if (length > 0 && username[length - 1] != '\n')
{
/* eat rest of the line */
do
{
if (fgets(buf, sizeof(buf), stdin) == NULL)
break;
buflen = strlen(buf);
} while (buflen > 0 && buf[buflen - 1] != '\n');
}
if (length > 0 && username[length - 1] == '\n')
username[length - 1] = '\0';
tcgetattr(0, &t);
t_orig = t;
t.c_lflag &= ~ECHO;
tcsetattr(0, TCSADRAIN, &t);
}
#ifdef HAVE_TERMIOS_H
tcgetattr(0, &t);
t_orig = t;
t.c_lflag &= ~ECHO;
tcsetattr(0, TCSADRAIN, &t);
#endif
fprintf(stderr, "Password: ");
fflush(stderr);
if (fgets(password, 100, stdin) == NULL)
password[0] = '\0';
#ifdef HAVE_TERMIOS_H
tcsetattr(0, TCSADRAIN, &t_orig);
#endif
length = strlen(password);
if (length > 0 && password[length - 1] != '\n')
if (fgets(destination, maxlen, stdin) == NULL)
destination[0] = '\0';
#ifdef HAVE_TERMIOS_H
if (!echo)
{
tcsetattr(0, TCSADRAIN, &t_orig);
fputs("\n", stderr);
}
#endif
length = strlen(destination);
if (length > 0 && destination[length - 1] != '\n')
{
/* eat rest of the line */
char buf[128];
int buflen;
do
{
if (fgets(buf, sizeof(buf), stdin) == NULL)
@ -108,12 +110,14 @@ _prompt_for_password(char *username, char *password)
buflen = strlen(buf);
} while (buflen > 0 && buf[buflen - 1] != '\n');
}
if (length > 0 && password[length - 1] == '\n')
password[length - 1] = '\0';
if (length > 0 && destination[length - 1] == '\n')
/* remove trailing newline */
destination[length - 1] = '\0';
fprintf(stderr, "\n\n");
return destination;
}
static int
_parse_version(ArchiveHandle *AH, const char* versionString)
{
@ -244,7 +248,8 @@ ReconnectDatabase(ArchiveHandle *AH, const char *newdbname, char *newUser)
PQfinish(AH->connection);
AH->connection = newConn;
strcpy(AH->username, newUser);
free(AH->username);
AH->username = strdup(newUser);
return 1;
}
@ -257,8 +262,7 @@ _connectDB(ArchiveHandle *AH, const char *reqdb, char *requser)
{
int need_pass;
PGconn *newConn;
char password[100];
char *pwparam = NULL;
char *password = NULL;
int badPwd = 0;
int noPwd = 0;
char *newdb;
@ -276,20 +280,28 @@ _connectDB(ArchiveHandle *AH, const char *reqdb, char *requser)
ahlog(AH, 1, "Connecting to %s as %s\n", newdb, newuser);
if (AH->requirePassword)
{
password = simple_prompt("Password: ", 100, false);
if (password == NULL)
die_horribly(AH, "out of memory");
}
do
{
need_pass = false;
newConn = PQsetdbLogin(PQhost(AH->connection), PQport(AH->connection),
NULL, NULL, newdb,
newuser, pwparam);
newuser, password);
if (!newConn)
die_horribly(AH, "%s: Failed to reconnect (PQsetdbLogin failed).\n", progname);
if (PQstatus(newConn) == CONNECTION_BAD)
{
noPwd = (strcmp(PQerrorMessage(newConn), "fe_sendauth: no password supplied\n") == 0);
badPwd = (strncmp(PQerrorMessage(newConn), "Password authentication failed for user", 39)
== 0);
noPwd = (strcmp(PQerrorMessage(newConn),
"fe_sendauth: no password supplied\n") == 0);
badPwd = (strncmp(PQerrorMessage(newConn),
"Password authentication failed for user", 39) == 0);
if (noPwd || badPwd)
{
@ -297,34 +309,45 @@ _connectDB(ArchiveHandle *AH, const char *reqdb, char *requser)
if (badPwd)
fprintf(stderr, "Password incorrect\n");
fprintf(stderr, "Connecting to %s as %s\n", PQdb(AH->connection), newuser);
fprintf(stderr, "Connecting to %s as %s\n",
PQdb(AH->connection), newuser);
need_pass = true;
_prompt_for_password(newuser, password);
pwparam = password;
if (password)
free(password);
password = simple_prompt("Password: ", 100, false);
}
else
die_horribly(AH, "%s: Could not reconnect. %s\n", progname, PQerrorMessage(newConn));
die_horribly(AH, "%s: Could not reconnect. %s\n",
progname, PQerrorMessage(newConn));
}
} while (need_pass);
if (password)
free(password);
return newConn;
}
/*
* Make a database connection with the given parameters. The
* connection handle is returned, the parameters are stored in AHX.
* An interactive password prompt is automatically issued if required.
*/
PGconn *
ConnectDatabase(Archive *AHX,
const char *dbname,
const char *pghost,
const char *pgport,
const char *username,
const int reqPwd,
const int ignoreVersion)
{
ArchiveHandle *AH = (ArchiveHandle *) AHX;
char connect_string[512] = "";
char tmp_string[128];
char password[100];
char *password = NULL;
bool need_pass = false;
if (AH->connection)
die_horribly(AH, "%s: already connected to database\n", progname);
@ -335,40 +358,58 @@ ConnectDatabase(Archive *AHX,
AH->dbname = strdup(dbname);
if (pghost != NULL)
{
AH->pghost = strdup(pghost);
sprintf(tmp_string, "host=%s ", AH->pghost);
strcat(connect_string, tmp_string);
}
else
AH->pghost = NULL;
if (pgport != NULL)
{
AH->pgport = strdup(pgport);
sprintf(tmp_string, "port=%s ", AH->pgport);
strcat(connect_string, tmp_string);
}
else
AH->pgport = NULL;
sprintf(tmp_string, "dbname=%s ", AH->dbname);
strcat(connect_string, tmp_string);
if (username != NULL)
AH->username = strdup(username);
else
AH->username = NULL;
if (reqPwd)
{
AH->username[0] = '\0';
_prompt_for_password(AH->username, password);
strcat(connect_string, "authtype=password ");
sprintf(tmp_string, "user=%s ", AH->username);
strcat(connect_string, tmp_string);
sprintf(tmp_string, "password=%s ", password);
strcat(connect_string, tmp_string);
MemSet(tmp_string, 0, sizeof(tmp_string));
MemSet(password, 0, sizeof(password));
password = simple_prompt("Password: ", 100, false);
if (password == NULL)
die_horribly(AH, "out of memory");
AH->requirePassword = true;
}
AH->connection = PQconnectdb(connect_string);
MemSet(connect_string, 0, sizeof(connect_string));
else
AH->requirePassword = false;
/*
* Start the connection. Loop until we have a password if
* requested by backend.
*/
do
{
need_pass = false;
AH->connection = PQsetdbLogin(AH->pghost, AH->pgport, NULL, NULL,
AH->dbname, AH->username, password);
if (!AH->connection)
die_horribly(AH, "%s: Failed to connect (PQsetdbLogin failed).\n",
progname);
if (PQstatus(AH->connection) == CONNECTION_BAD &&
strcmp(PQerrorMessage(AH->connection), "fe_sendauth: no password supplied\n") == 0 &&
!feof(stdin))
{
PQfinish(AH->connection);
need_pass = true;
free(password);
password = NULL;
password = simple_prompt("Password: ", 100, false);
}
} while (need_pass);
if (password)
free(password);
/* check to see that the backend connection was successfully made */
if (PQstatus(AH->connection) == CONNECTION_BAD)

31
src/bin/pg_dump/pg_dump.c
View File

@ -22,7 +22,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_dump.c,v 1.207 2001/05/12 23:36:03 tgl Exp $
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_dump.c,v 1.208 2001/05/17 21:12:48 petere Exp $
*
* Modifications - 6/10/96 - dave@bensoft.com - version 1.13.dhb
*
@ -267,8 +267,9 @@ help(const char *progname)
" -S, --superuser=NAME specify the superuser user name to use in plain\n"
" text format\n"
" -t, --table=TABLE dump for this table only (* for all)\n"
" -u, --password use password authentication\n"
" -U, --username=NAME connect as specified database user\n"
" -v, --verbose verbose\n"
" -W, --password force password prompt (should happen automatically)\n"
" -x, --no-acl do not dump ACL's (grant/revoke)\n"
" -Z, --compress {0-9} compression level for compressed formats\n"
);
@ -296,8 +297,9 @@ help(const char *progname)
" -S NAME specify the superuser user name to use in plain\n"
" text format\n"
" -t TABLE dump for this table only (* for all)\n"
" -u use password authentication\n"
" -U NAME connect as specified database user\n"
" -v verbose\n"
" -W force password prompt (should happen automatically)\n"
" -x do not dump ACL's (grant/revoke)\n"
" -Z {0-9} compression level for compressed formats\n"
);
@ -711,11 +713,12 @@ main(int argc, char **argv)
const char *dbname = NULL;
const char *pghost = NULL;
const char *pgport = NULL;
const char *username = NULL;
char *tablename = NULL;
bool oids = false;
TableInfo *tblinfo;
int numTables;
bool use_password = false;
bool force_password = false;
int compressLevel = -1;
bool ignore_version = false;
int plainText = 0;
@ -749,7 +752,8 @@ main(int argc, char **argv)
{"schema-only", no_argument, NULL, 's'},
{"superuser", required_argument, NULL, 'S'},
{"table", required_argument, NULL, 't'},
{"password", no_argument, NULL, 'u'},
{"password", no_argument, NULL, 'W'},
{"username", required_argument, NULL, 'U'},
{"verbose", no_argument, NULL, 'v'},
{"no-acl", no_argument, NULL, 'x'},
{"compress", required_argument, NULL, 'Z'},
@ -796,9 +800,9 @@ main(int argc, char **argv)
}
#ifdef HAVE_GETOPT_LONG
while ((c = getopt_long(argc, argv, "abcCdDf:F:h:inNoOp:RsS:t:uvxzZ:V?", long_options, &optindex)) != -1)
while ((c = getopt_long(argc, argv, "abcCdDf:F:h:inNoOp:RsS:t:uU:vWxzZ:V?", long_options, &optindex)) != -1)
#else
while ((c = getopt(argc, argv, "abcCdDf:F:h:inNoOp:RsS:t:uvxzZ:V?-")) != -1)
while ((c = getopt(argc, argv, "abcCdDf:F:h:inNoOp:RsS:t:uU:vWxzZ:V?-")) != -1)
#endif
{
@ -918,13 +922,22 @@ main(int argc, char **argv)
break;
case 'u':
use_password = true;
force_password = true;
username = simple_prompt("Username: ", 100, true);
break;
case 'U':
username = optarg;
break;
case 'v': /* verbose */
g_verbose = true;
break;
case 'W':
force_password = true;
break;
case 'x': /* skip ACL dump */
aclsSkip = true;
break;
@ -1053,7 +1066,7 @@ main(int argc, char **argv)
*/
g_fout->minRemoteVersion = 70000;
g_fout->maxRemoteVersion = 70199;
g_conn = ConnectDatabase(g_fout, dbname, pghost, pgport, use_password, ignore_version);
g_conn = ConnectDatabase(g_fout, dbname, pghost, pgport, username, force_password, ignore_version);
/*
* Start serializable transaction to dump consistent data

49
src/bin/pg_dump/pg_dumpall.sh
View File

@ -6,7 +6,7 @@
# and "pg_group" tables, which belong to the whole installation rather
# than any one individual database.
#
# $Header: /cvsroot/pgsql/src/bin/pg_dump/Attic/pg_dumpall.sh,v 1.11 2001/02/09 17:16:57 momjian Exp $
# $Header: /cvsroot/pgsql/src/bin/pg_dump/Attic/pg_dumpall.sh,v 1.12 2001/05/17 21:12:49 petere Exp $
CMDNAME=`basename $0`
@ -47,12 +47,14 @@ fi
#
for prog in pg_dump psql ; do
if [ ! -x "$PGPATH/$prog" ] ; then
(
echo "The program $prog needed by $CMDNAME could not be found. It was"
echo "expected at:"
echo " $PGPATH/$prog"
echo "If this is not the correct directory, please start $CMDNAME"
echo "with a full search path. Otherwise make sure that the program"
echo "was installed successfully."
) 1>&2
exit 1
fi
done
@ -74,11 +76,7 @@ usage=
cleanschema=
globals_only=
#
# Scan options. We're interested in the -h (host), -p (port),
# -c (clean), and -g (global) options.
# The rest we pass to pg_dump, which may or may not be useful.
#
while [ $# -gt 0 ] ; do
case $1 in
--help)
@ -107,6 +105,19 @@ while [ $# -gt 0 ] ; do
--port=*)
connectopts="$connectopts -p "`echo $1 | sed 's/^--port=//'`
;;
--user|--username|-U)
connectopts="$connectopts -U $2"
shift;;
-U*)
connectopts="$connectopts $1"
;;
--user=*|--username=*)
connectopts="$connectopts -U "`echo $1 | sed 's/^--user[^=]*=//'`
;;
-W|--password)
connectopts="$connectopts -W"
;;
-c|--clean)
cleanschema=yes
pgdumpextraopts="$pgdumpextraopts -c"
@ -126,14 +137,17 @@ if [ "$usage" ] ; then
echo "$CMDNAME extracts a PostgreSQL database cluster into an SQL script file."
echo
echo "Usage:"
echo " $CMDNAME [ -c ] [ -h HOSTNAME ] [ -p PORT ] [ -g ]"
echo " $CMDNAME [ options... ]"
echo
echo "Options:"
echo " -c, --clean Clean (drop) schema prior to create"
echo " -g, --globals-only Only dump global objects, no databases"
echo " -h, --host=HOSTNAME Server host name"
echo " -p, --port=PORT Server port number"
echo " -g, --globals-only Only dump global objects, no databases"
echo "Any extra options will be passed to pg_dump."
echo " -U, --username=NAME Connect as specified database user"
echo " -W, --password Force password prompts (should happen automatically)"
echo "Any extra options will be passed to pg_dump. The dump will be written"
echo "to the standard output."
echo
echo "Report bugs to <pgsql-bugs@postgresql.org>."
exit 0
@ -155,17 +169,18 @@ echo "${BS}connect template1"
echo "DELETE FROM pg_shadow WHERE usesysid <> (SELECT datdba FROM pg_database WHERE datname = 'template0');"
echo
$PSQL -d template1 -At <<__END__
echo "connected to template1..." 1>&2
$PSQL -d template1 -At -c "\
SELECT
'CREATE USER "' || usename || '" WITH SYSID ' || usesysid
'CREATE USER \"' || usename || '\" WITH SYSID ' || usesysid
|| CASE WHEN passwd IS NOT NULL THEN ' PASSWORD ''' || passwd || '''' else '' end
|| CASE WHEN usecreatedb THEN ' CREATEDB'::text ELSE ' NOCREATEDB' END
|| CASE WHEN usesuper THEN ' CREATEUSER'::text ELSE ' NOCREATEUSER' END
|| CASE WHEN valuntil IS NOT NULL THEN ' VALID UNTIL '''::text
|| CAST(valuntil AS TIMESTAMP) || '''' ELSE '' END || ';'
FROM pg_shadow
WHERE usesysid <> (SELECT datdba FROM pg_database WHERE datname = 'template0');
__END__
WHERE usesysid <> (SELECT datdba FROM pg_database WHERE datname = 'template0');" \
|| exit 1
echo
#
@ -188,12 +203,15 @@ done
test "$globals_only" = yes && exit 0
# Save stdin for pg_dump password prompts.
exec 4<&0
# For each database, run pg_dump to dump the contents of that database.
# We skip databases marked not datallowconn, since we'd be unable to
# connect to them anyway (and besides, we don't want to dump template0).
$PSQL -d template1 -At -F ' ' \
-c "SELECT datname, coalesce(usename, (select usename from pg_shadow where usesysid=(select datdba from pg_database where datname='template0'))), pg_encoding_to_char(d.encoding), datistemplate, datpath FROM pg_database d LEFT JOIN pg_shadow u ON (datdba = usesysid) WHERE datallowconn;" | \
-c "SELECT datname, coalesce(usename, (select usename from pg_shadow where usesysid=(select datdba from pg_database where datname='template0'))), pg_encoding_to_char(d.encoding), datistemplate, datpath FROM pg_database d LEFT JOIN pg_shadow u ON (datdba = usesysid) WHERE datallowconn ORDER BY 1;" | \
while read DATABASE DBOWNER ENCODING ISTEMPLATE DBPATH; do
echo
echo "--"
@ -217,7 +235,8 @@ while read DATABASE DBOWNER ENCODING ISTEMPLATE DBPATH; do
fi
echo "${BS}connect $DATABASE $DBOWNER"
$PGDUMP "$DATABASE"
echo "dumping database \"$DATABASE\"..." 1>&2
$PGDUMP "$DATABASE" <&4
if [ "$?" -ne 0 ] ; then
echo "pg_dump failed on $DATABASE, exiting" 1>&2
exit 1

27
src/bin/pg_dump/pg_restore.c
View File

@ -34,7 +34,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_restore.c,v 1.19 2001/03/22 04:00:15 momjian Exp $
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_restore.c,v 1.20 2001/05/17 21:12:49 petere Exp $
*
* Modifications - 28-Jun-2000 - pjw@rhyme.com.au
*
@ -98,13 +98,14 @@ struct option cmdopts[] = {
{"port", 1, NULL, 'p'},
{"oid-order", 0, NULL, 'o'},
{"orig-order", 0, NULL, 'N'},
{"password", 0, NULL, 'u'},
{"password", 0, NULL, 'W'},
{"rearrange", 0, NULL, 'r'},
{"schema-only", 0, NULL, 's'},
{"superuser", 1, NULL, 'S'},
{"table", 2, NULL, 't'},
{"trigger", 2, NULL, 'T'},
{"use-list", 1, NULL, 'L'},
{"username", 1, NULL, 'U'},
{"verbose", 0, NULL, 'v'},
{NULL, 0, NULL, 0}
};
@ -141,9 +142,9 @@ main(int argc, char **argv)
}
#ifdef HAVE_GETOPT_LONG
while ((c = getopt_long(argc, argv, "acCd:f:F:h:i:lL:NoOp:P:rRsS:t:T:uvx", cmdopts, NULL)) != EOF)
while ((c = getopt_long(argc, argv, "acCd:f:F:h:i:lL:NoOp:P:rRsS:t:T:uU:vWx", cmdopts, NULL)) != EOF)
#else
while ((c = getopt(argc, argv, "acCd:f:F:h:i:lL:NoOp:P:rRsS:t:T:uvx")) != -1)
while ((c = getopt(argc, argv, "acCd:f:F:h:i:lL:NoOp:P:rRsS:t:T:uU:vWx")) != -1)
#endif
{
switch (c)
@ -236,12 +237,22 @@ main(int argc, char **argv)
break;
case 'u':
opts->requirePassword = 1;
opts->requirePassword = true;
opts->username = simple_prompt("Username: ", 100, true);
break;
case 'U':
opts->username = optarg;
break;
case 'v': /* verbose */
opts->verbose = 1;
break;
case 'W':
opts->requirePassword = true;
break;
case 'x': /* skip ACL dump */
opts->aclsSkip = 1;
break;
@ -354,8 +365,9 @@ usage(const char *progname)
" disabling triggers\n"
" -t, --table[=TABLE] restore this table only\n"
" -T, --trigger[=NAME] restore triggers or named trigger\n"
" -u, --password use password authentication\n"
" -U, --username=NAME connect as specified database user\n"
" -v, --verbose verbose\n"
" -W, --password force password prompt (should happen automatically)\n"
" -x, --no-acl skip dumping of ACLs (grant/revoke)\n");
#else /* not HAVE_GETOPT_LONG */
@ -385,8 +397,9 @@ usage(const char *progname)
" disabling triggers\n"
" -t NAME restore this table only\n"
" -T NAME restore triggers or named trigger\n"
" -u use password authentication\n"
" -U NAME connect as specified database user\n"
" -v verbose\n"
" -W force password prompt (should happen automatically)\n"
" -x skip dumping of ACLs (grant/revoke)\n");
#endif
puts("If [file] is not supplied, then standard input is used.\n");