2 * $Header: /cvsroot/pgpool/pgpool-II/pcp/pcp_node_count.c,v 1.3 2008/12/31 10:25:40 t-ishii Exp $
4 * pgpool: a language independent connection pool server for PostgreSQL
5 * written by Tatsuo Ishii
7 * Copyright (c) 2003-2008 PgPool Global Development Group
9 * Permission to use, copy, modify, and distribute this software and
10 * its documentation for any purpose and without fee is hereby
11 * granted, provided that the above copyright notice appear in all
12 * copies and that both that copyright notice and this permission
13 * notice appear in supporting documentation, and that the name of the
14 * author not be used in advertising or publicity pertaining to
15 * distribution of the software without specific, written prior
16 * permission. The author makes no representations about the
17 * suitability of this software for any purpose. It is provided "as
18 * is" without express or implied warranty.
20 * Client program to send "node count" command.
30 static void usage(void);
31 static void myexit(ErrorCode e);
34 main(int argc, char **argv)
37 char host[MAX_DB_HOST_NAMELEN];
39 char user[MAX_USER_PASSWD_LEN];
40 char pass[MAX_USER_PASSWD_LEN];
44 while ((ch = getopt(argc, argv, "hd")) != -1) {
62 pcp_errorstr(errorcode);
66 timeout = atol(argv[0]);
69 pcp_errorstr(errorcode);
73 if (strlen(argv[1]) >= MAX_DB_HOST_NAMELEN) {
75 pcp_errorstr(errorcode);
78 strcpy(host, argv[1]);
81 if (port <= 1024 || port > 65535) {
83 pcp_errorstr(errorcode);
87 if (strlen(argv[3]) >= MAX_USER_PASSWD_LEN) {
89 pcp_errorstr(errorcode);
92 strcpy(user, argv[3]);
94 if (strlen(argv[4]) >= MAX_USER_PASSWD_LEN) {
96 pcp_errorstr(errorcode);
99 strcpy(pass, argv[4]);
101 pcp_set_timeout(timeout);
103 if (pcp_connect(host, port, user, pass))
105 pcp_errorstr(errorcode);
109 if ((node_count = pcp_node_count()) < 0)
111 pcp_errorstr(errorcode);
115 printf("%d\n", node_count);
126 fprintf(stderr, "pcp_node_count - display the total number of nodes under pgpool-II's control\n\n");
127 fprintf(stderr, "Usage: pcp_node_count [-d] timeout hostname port# username password\n");
128 fprintf(stderr, "Usage: pcp_node_count -h\n\n");
129 fprintf(stderr, " -d - enable debug message (optional)\n");
130 fprintf(stderr, " timeout - connection timeout value in seconds. command exits on timeout\n");
131 fprintf(stderr, " hostname - pgpool-II hostname\n");
132 fprintf(stderr, " port# - pgpool-II port number\n");
133 fprintf(stderr, " username - username for PCP authentication\n");
134 fprintf(stderr, " password - password for PCP authentication\n");
135 fprintf(stderr, " -h - print this help\n");