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/*****************************************************************
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* Program: check_mysql.c
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* Written by Tim Weippert
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* (based on plugins by Ethan Galstad and MySQL example code)
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* Command line: check_mysql <host> [user] [passwd]
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* <host> can be the FQDN or the IP-Adress
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* [user] and [passwd] are optional
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* This plugin attempts to connect to an MySQL Server
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* with the optional specified parameters user and passwd.
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* Normaly the host and a user HAVE to assigned.
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* STATE_OK and the Version Number of the Server when all is fine
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* STATE_CRITICAL if the Connection can't be esablished
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* STATE_WARNING if the connection was established but the
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* program can't get the Versoin Number
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* STATE_UNKNOWN if to many parameters are given
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* Copyright (c) 1999 by Tim Weippert
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* 16.12.1999: Changed the return codes from numbers to statements
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*******************************************************************/
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int main(int argc, char **argv)
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printf("Too many Arguments supplied - %i .\n", argc);
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printf("Usage: %s <host> [user] [passwd]\n", argv[0]);
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(host = argv[1]) || (host = NULL);
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(user = argv[2]) || (user = NULL);
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(passwd = argv[3]) || (passwd = NULL);
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if (!(mysql_connect(&mysql,host,user,passwd))) {
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printf("Can't connect to Mysql on Host: %s\n", host);
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return STATE_CRITICAL;
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if ( !(version = mysql_get_server_info(&mysql)) ) {
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printf("Connect OK, but can't get Serverinfo ... something wrong !\n");
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printf("Mysql ok - Running Version: %s\n", version);
added
removed
contrib/check_mysql.c
