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/*-------------------------------------------------------------------------
*
* createuser
*
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/bin/scripts/createuser.c,v 1.34 2006/10/04 00:30:06 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#include "postgres_fe.h"
#include "common.h"
#include "dumputils.h"
static void help(const char *progname);
enum trivalue
{
TRI_DEFAULT,
TRI_NO,
TRI_YES
};
int
main(int argc, char *argv[])
{
static struct option long_options[] = {
{"host", required_argument, NULL, 'h'},
{"port", required_argument, NULL, 'p'},
{"username", required_argument, NULL, 'U'},
{"password", no_argument, NULL, 'W'},
{"echo", no_argument, NULL, 'e'},
{"quiet", no_argument, NULL, 'q'},
{"createdb", no_argument, NULL, 'd'},
{"no-createdb", no_argument, NULL, 'D'},
{"superuser", no_argument, NULL, 's'},
{"no-superuser", no_argument, NULL, 'S'},
{"createrole", no_argument, NULL, 'r'},
{"no-createrole", no_argument, NULL, 'R'},
{"inherit", no_argument, NULL, 'i'},
{"no-inherit", no_argument, NULL, 'I'},
{"login", no_argument, NULL, 'l'},
{"no-login", no_argument, NULL, 'L'},
/* adduser is obsolete, undocumented spelling of superuser */
{"adduser", no_argument, NULL, 'a'},
{"no-adduser", no_argument, NULL, 'A'},
{"connection-limit", required_argument, NULL, 'c'},
{"pwprompt", no_argument, NULL, 'P'},
{"encrypted", no_argument, NULL, 'E'},
{"unencrypted", no_argument, NULL, 'N'},
{NULL, 0, NULL, 0}
};
const char *progname;
int optindex;
int c;
char *newuser = NULL;
char *host = NULL;
char *port = NULL;
char *username = NULL;
bool password = false;
bool echo = false;
bool quiet = false;
char *conn_limit = NULL;
bool pwprompt = false;
char *newpassword = NULL;
/* Tri-valued variables. */
enum trivalue createdb = TRI_DEFAULT,
superuser = TRI_DEFAULT,
createrole = TRI_DEFAULT,
inherit = TRI_DEFAULT,
login = TRI_DEFAULT,
encrypted = TRI_DEFAULT;
PQExpBufferData sql;
PGconn *conn;
PGresult *result;
progname = get_progname(argv[0]);
set_pglocale_pgservice(argv[0], "pgscripts");
handle_help_version_opts(argc, argv, "createuser", help);
while ((c = getopt_long(argc, argv, "h:p:U:WeqdDsSaArRiIlLc:PEN",
long_options, &optindex)) != -1)
{
switch (c)
{
case 'h':
host = optarg;
break;
case 'p':
port = optarg;
break;
case 'U':
username = optarg;
break;
case 'W':
password = true;
break;
case 'e':
echo = true;
break;
case 'q':
quiet = true;
break;
case 'd':
createdb = TRI_YES;
break;
case 'D':
createdb = TRI_NO;
break;
case 's':
case 'a':
superuser = TRI_YES;
break;
case 'S':
case 'A':
superuser = TRI_NO;
break;
case 'r':
createrole = TRI_YES;
break;
case 'R':
createrole = TRI_NO;
break;
case 'i':
inherit = TRI_YES;
break;
case 'I':
inherit = TRI_NO;
break;
case 'l':
login = TRI_YES;
break;
case 'L':
login = TRI_NO;
break;
case 'c':
conn_limit = optarg;
break;
case 'P':
pwprompt = true;
break;
case 'E':
encrypted = TRI_YES;
break;
case 'N':
encrypted = TRI_NO;
break;
default:
fprintf(stderr, _("Try \"%s --help\" for more information.\n"), progname);
exit(1);
}
}
switch (argc - optind)
{
case 0:
break;
case 1:
newuser = argv[optind];
break;
default:
fprintf(stderr, _("%s: too many command-line arguments (first is \"%s\")\n"),
progname, argv[optind + 1]);
fprintf(stderr, _("Try \"%s --help\" for more information.\n"), progname);
exit(1);
}
if (newuser == NULL)
newuser = simple_prompt("Enter name of role to add: ", 128, true);
if (pwprompt)
{
char *pw1,
*pw2;
pw1 = simple_prompt("Enter password for new role: ", 100, false);
pw2 = simple_prompt("Enter it again: ", 100, false);
if (strcmp(pw1, pw2) != 0)
{
fprintf(stderr, _("Passwords didn't match.\n"));
exit(1);
}
newpassword = pw1;
free(pw2);
}
if (superuser == 0)
{
if (yesno_prompt("Shall the new role be a superuser?"))
superuser = TRI_YES;
else
superuser = TRI_NO;
}
if (superuser == TRI_YES)
{
/* Not much point in trying to restrict a superuser */
createdb = TRI_YES;
createrole = TRI_YES;
}
if (createdb == 0)
{
if (yesno_prompt("Shall the new role be allowed to create databases?"))
createdb = TRI_YES;
else
createdb = TRI_NO;
}
if (createrole == 0)
{
if (yesno_prompt("Shall the new role be allowed to create more new roles?"))
createrole = TRI_YES;
else
createrole = TRI_NO;
}
if (inherit == 0)
inherit = TRI_YES;
if (login == 0)
login = TRI_YES;
conn = connectDatabase("postgres", host, port, username, password, progname);
initPQExpBuffer(&sql);
printfPQExpBuffer(&sql, "CREATE ROLE %s", fmtId(newuser));
if (newpassword)
{
if (encrypted == TRI_YES)
appendPQExpBuffer(&sql, " ENCRYPTED");
if (encrypted == TRI_NO)
appendPQExpBuffer(&sql, " UNENCRYPTED");
appendPQExpBuffer(&sql, " PASSWORD ");
if (encrypted != TRI_NO)
{
char *encrypted_password;
encrypted_password = PQencryptPassword(newpassword,
newuser);
if (!encrypted_password)
{
fprintf(stderr, _("Password encryption failed.\n"));
exit(1);
}
appendStringLiteralConn(&sql, encrypted_password, conn);
PQfreemem(encrypted_password);
}
else
appendStringLiteralConn(&sql, newpassword, conn);
}
if (superuser == TRI_YES)
appendPQExpBuffer(&sql, " SUPERUSER");
if (superuser == TRI_NO)
appendPQExpBuffer(&sql, " NOSUPERUSER");
if (createdb == TRI_YES)
appendPQExpBuffer(&sql, " CREATEDB");
if (createdb == TRI_NO)
appendPQExpBuffer(&sql, " NOCREATEDB");
if (createrole == TRI_YES)
appendPQExpBuffer(&sql, " CREATEROLE");
if (createrole == TRI_NO)
appendPQExpBuffer(&sql, " NOCREATEROLE");
if (inherit == TRI_YES)
appendPQExpBuffer(&sql, " INHERIT");
if (inherit == TRI_NO)
appendPQExpBuffer(&sql, " NOINHERIT");
if (login == TRI_YES)
appendPQExpBuffer(&sql, " LOGIN");
if (login == TRI_NO)
appendPQExpBuffer(&sql, " NOLOGIN");
if (conn_limit != NULL)
appendPQExpBuffer(&sql, " CONNECTION LIMIT %s", conn_limit);
appendPQExpBuffer(&sql, ";\n");
if (echo)
printf("%s", sql.data);
result = PQexec(conn, sql.data);
if (PQresultStatus(result) != PGRES_COMMAND_OK)
{
fprintf(stderr, _("%s: creation of new role failed: %s"),
progname, PQerrorMessage(conn));
PQfinish(conn);
exit(1);
}
PQclear(result);
PQfinish(conn);
if (!quiet)
{
puts("CREATE ROLE");
fflush(stdout);
}
exit(0);
}
static void
help(const char *progname)
{
printf(_("%s creates a new PostgreSQL role.\n\n"), progname);
printf(_("Usage:\n"));
printf(_(" %s [OPTION]... [ROLENAME]\n"), progname);
printf(_("\nOptions:\n"));
printf(_(" -s, --superuser role will be superuser\n"));
printf(_(" -S, --no-superuser role will not be superuser\n"));
printf(_(" -d, --createdb role can create new databases\n"));
printf(_(" -D, --no-createdb role cannot create databases\n"));
printf(_(" -r, --createrole role can create new roles\n"));
printf(_(" -R, --no-createrole role cannot create roles\n"));
printf(_(" -l, --login role can login (default)\n"));
printf(_(" -L, --no-login role cannot login\n"));
printf(_(" -i, --inherit role inherits privileges of roles it is a\n"
" member of (default)\n"));
printf(_(" -I, --no-inherit role does not inherit privileges\n"));
printf(_(" -c, --connection-limit=N connection limit for role (default: no limit)\n"));
printf(_(" -P, --pwprompt assign a password to new role\n"));
printf(_(" -E, --encrypted encrypt stored password\n"));
printf(_(" -N, --unencrypted do not encrypt stored password\n"));
printf(_(" -e, --echo show the commands being sent to the server\n"));
printf(_(" -q, --quiet don't write any messages\n"));
printf(_(" --help show this help, then exit\n"));
printf(_(" --version output version information, then exit\n"));
printf(_("\nConnection options:\n"));
printf(_(" -h, --host=HOSTNAME database server host or socket directory\n"));
printf(_(" -p, --port=PORT database server port\n"));
printf(_(" -U, --username=USERNAME user name to connect as (not the one to create)\n"));
printf(_(" -W, --password prompt for password to connect\n"));
printf(_("\nIf one of -s, -S, -d, -D, -r, -R and ROLENAME is not specified, you will\n"
"be prompted interactively.\n"));
printf(_("\nReport bugs to <pgsql-bugs@postgresql.org>.\n"));
}
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