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    need help with Zabbix server

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    centos zabbix monitoring
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    • scottalanmillerS
      scottalanmiller @Mike Davis
      last edited by

      @Mike-Davis said in need help with Zabbix server:

      sudo firewall-cmd --permanent --zone=public --add-port=10051/tcp

      That's not even the right port. Why are you looking at 10051 when 3306 is the MySQL port?

      Mike DavisM 1 Reply Last reply Reply Quote 0
      • scottalanmillerS
        scottalanmiller
        last edited by

        The issue is simple, you have a username / password mismatch. There is nothing more to it.

        You know that the firewall can't be involved for three reasons...

        • Root user works, so you've gotten past that point.
        • The MySQL client does not use the network stack to connect in this way.
        • Localhost / 127.0.0.1 never goes through the firewall.
        1 Reply Last reply Reply Quote 1
        • Mike DavisM
          Mike Davis @scottalanmiller
          last edited by

          @scottalanmiller because the agent was getting connection refused and it's on 10051

          scottalanmillerS 1 Reply Last reply Reply Quote 0
          • Mike DavisM
            Mike Davis
            last edited by

            OK, so it's definitely something about the zabbix user account. Switching the zabbix server to connect as root works. How bad is it to let it connect as root?

            coliverC scottalanmillerS 2 Replies Last reply Reply Quote 0
            • coliverC
              coliver @Mike Davis
              last edited by

              @Mike-Davis said in need help with Zabbix server:

              OK, so it's definitely something about the zabbix user account. Switching the zabbix server to connect as root works. How bad is it to let it connect as root?

              Anything else running on that database? It isn't best practice but if you have a good backup then you probably won't have any issues.

              1 Reply Last reply Reply Quote 1
              • Mike DavisM
                Mike Davis
                last edited by

                It's a dedicated server just for zabbix.

                JaredBuschJ coliverC 2 Replies Last reply Reply Quote 0
                • JaredBuschJ
                  JaredBusch @Mike Davis
                  last edited by

                  @Mike-Davis said in need help with Zabbix server:

                  It's a dedicated server just for zabbix.

                  Did you follow my guide?

                  Mike DavisM 1 Reply Last reply Reply Quote 0
                  • coliverC
                    coliver @Mike Davis
                    last edited by

                    @Mike-Davis said in need help with Zabbix server:

                    It's a dedicated server just for zabbix.

                    Won't be best practice or altogether safe but you can do it. I'm wondering why the Zabbix user doesn't work though that just seems odd.

                    DustinB3403D 1 Reply Last reply Reply Quote 0
                    • DustinB3403D
                      DustinB3403 @coliver
                      last edited by

                      @coliver said in need help with Zabbix server:

                      @Mike-Davis said in need help with Zabbix server:

                      It's a dedicated server just for zabbix.

                      Won't be best practice or altogether safe but you can do it. I'm wondering why the Zabbix user doesn't work though that just seems odd.

                      Likely because the zabbix user password was fat fingered and is now stuck in a config file somewhere / isn't being overwritten.

                      Mike DavisM 1 Reply Last reply Reply Quote 1
                      • Mike DavisM
                        Mike Davis @JaredBusch
                        last edited by

                        @JaredBusch said in need help with Zabbix server:

                        @Mike-Davis said in need help with Zabbix server:

                        It's a dedicated server just for zabbix.

                        Did you follow my guide?

                        no, but I wish I had known it was there last night....

                        1 Reply Last reply Reply Quote 0
                        • Mike DavisM
                          Mike Davis @DustinB3403
                          last edited by

                          @DustinB3403 said in need help with Zabbix server:

                          @coliver said in need help with Zabbix server:

                          @Mike-Davis said in need help with Zabbix server:

                          It's a dedicated server just for zabbix.

                          Won't be best practice or altogether safe but you can do it. I'm wondering why the Zabbix user doesn't work though that just seems odd.

                          Likely because the zabbix user password was fat fingered and is now stuck in a config file somewhere / isn't being overwritten.

                          I created a really long password, so I was pasting it each time. I even used
                          use mysql;
                          update user set password=password('aweakpassword​') where user='zabbix';

                          to change the password in SQL and then try to connect with that with no luck.

                          1 Reply Last reply Reply Quote 0
                          • scottalanmillerS
                            scottalanmiller @Mike Davis
                            last edited by

                            @Mike-Davis said in need help with Zabbix server:

                            @scottalanmiller because the agent was getting connection refused and it's on 10051

                            I thought that you were working on the database. The agent doesn't talk to the database.

                            1 Reply Last reply Reply Quote 0
                            • scottalanmillerS
                              scottalanmiller @Mike Davis
                              last edited by

                              @Mike-Davis said in need help with Zabbix server:

                              now I just have the user zabbix@localhost

                              I restarted services and in the log I'm getting:
                              1141:20161020:154817.079 [Z3001] connection to database 'zabbix' failed: [2002] Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
                              1141:20161020:154817.086 database is down: reconnecting in 10 seconds
                              1141:20161020:154827.330 [Z3001] connection to database 'zabbix' failed: [1045] Access denied for user 'zabbix'@'localhost' (using password: YES)

                              This is the error that we were addressing, this is between Zabbix and the Database. If you don't have the application talking to the database yet, you should not be toying with the agent. You don't have a working system for the agent to contact yet. You are confusing yourself by jumping around.

                              1 Reply Last reply Reply Quote 0
                              • scottalanmillerS
                                scottalanmiller @Mike Davis
                                last edited by

                                @Mike-Davis said in need help with Zabbix server:

                                OK, so it's definitely something about the zabbix user account. Switching the zabbix server to connect as root works. How bad is it to let it connect as root?

                                Very. Delete the Zabbix account and make a new one. And don't use the same name, make a fresh account.

                                1 Reply Last reply Reply Quote 0
                                • Mike DavisM
                                  Mike Davis
                                  last edited by

                                  The zabbix server is connected to the database now. (as root, but it's connected)

                                  scottalanmillerS 1 Reply Last reply Reply Quote 0
                                  • scottalanmillerS
                                    scottalanmiller @Mike Davis
                                    last edited by

                                    @Mike-Davis said in need help with Zabbix server:

                                    The zabbix server is connected to the database now. (as root, but it's connected)

                                    Okay, that should be fixed, though. But go ahead with the other stuff. It can be fixed later. Put in a ticket, don't let it get forgotten.

                                    1 Reply Last reply Reply Quote 1
                                    • dafyreD
                                      dafyre
                                      last edited by

                                      Could always start over and follow JB's guide. May be a bit easier.

                                      scottalanmillerS 1 Reply Last reply Reply Quote 3
                                      • scottalanmillerS
                                        scottalanmiller @dafyre
                                        last edited by

                                        @dafyre said in need help with Zabbix server:

                                        Could always start over and follow JB's guide. May be a bit easier.

                                        Not a bad idea. Have a solid baseline and know what the set up is.

                                        1 Reply Last reply Reply Quote 1
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