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    CentOS rsync between servers using keyfile to pass credentials

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    rsync centos7 crontab
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    • DustinB3403D
      DustinB3403 @Reid Cooper
      last edited by

      @Reid-Cooper Correct, I only want to rsync files from one server to the other, not both ways. Using the keys generated.

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

        Using the rsync command above, I'm still prompted for the admin password of the target server.

        Which the goal is to solely use the public and private keys for this.

        travisdh1T 1 Reply Last reply Reply Quote 0
        • DustinB3403D
          DustinB3403
          last edited by

          Which when I provide the password, the rsync operates without issue.

          1 Reply Last reply Reply Quote 0
          • travisdh1T
            travisdh1 @DustinB3403
            last edited by

            @DustinB3403 said in CentOS rsync between servers using keyfile to pass credentials:

            Using the rsync command above, I'm still prompted for the admin password of the target server.

            Which the goal is to solely use the public and private keys for this.

            If you enter a passphrase during the keygen sequence you will need to enter a password to enable use of the ssh key. So, did you enter a password in the questions asked during the keygen?

            travisdh1T 1 Reply Last reply Reply Quote 1
            • travisdh1T
              travisdh1 @travisdh1
              last edited by

              @travisdh1 said in CentOS rsync between servers using keyfile to pass credentials:

              @DustinB3403 said in CentOS rsync between servers using keyfile to pass credentials:

              Using the rsync command above, I'm still prompted for the admin password of the target server.

              Which the goal is to solely use the public and private keys for this.

              If you enter a passphrase during the keygen sequence you will need to enter a password to enable use of the ssh key. So, did you enter a password in the questions asked during the keygen?

              I know it's so very counter intuitive at first, but enabling key only authentication means you can't enter anything at that point, just enter through those two questions.

              JaredBuschJ 1 Reply Last reply Reply Quote 0
              • stacksofplatesS
                stacksofplates
                last edited by

                So to reiterate, here's what I'd do:

                If you don't need elevated privileges use a regular account.

                ssh-keygen -t rsa -b 4096
                

                Just enter through the prompts

                Then:

                ssh-copy-id -i user@remotehost
                

                Then do the same for the other machine.

                What's your output of ls -lZ in the /home/user/.ssh/ directory?

                $20 says if you just did a touch authorized_keys it's going to have the wrong permissions/context.

                JaredBuschJ 1 Reply Last reply Reply Quote 1
                • JaredBuschJ
                  JaredBusch @travisdh1
                  last edited by

                  @travisdh1 said in CentOS rsync between servers using keyfile to pass credentials:

                  @travisdh1 said in CentOS rsync between servers using keyfile to pass credentials:

                  @DustinB3403 said in CentOS rsync between servers using keyfile to pass credentials:

                  Using the rsync command above, I'm still prompted for the admin password of the target server.

                  Which the goal is to solely use the public and private keys for this.

                  If you enter a passphrase during the keygen sequence you will need to enter a password to enable use of the ssh key. So, did you enter a password in the questions asked during the keygen?

                  I know it's so very counter intuitive at first, but enabling key only authentication means you can't enter anything at that point, just enter through those two questions.

                  It is not counter intuitive at all. it is a second form of authentication. Key + Password. He just messed up and set it up that way. He needs to redo the key without a password.

                  1 Reply Last reply Reply Quote 2
                  • JaredBuschJ
                    JaredBusch @stacksofplates
                    last edited by

                    @stacksofplates said in CentOS rsync between servers using keyfile to pass credentials:

                    So to reiterate, here's what I'd do:

                    If you don't need elevated privileges use a regular account.

                    ssh-keygen -t rsa -b 4096
                    

                    Just enter through the prompts

                    Then:

                    ssh-copy-id -i user@remotehost
                    

                    Then do the same for the other machine.

                    What's your output of ls -lZ in the /home/user/.ssh/ directory?

                    $20 says if you just did a touch authorized_keys it's going to have the wrong permissions/context.

                    No, my $20 is on he did not "just enter through the prompts"

                    stacksofplatesS DustinB3403D 2 Replies Last reply Reply Quote 3
                    • stacksofplatesS
                      stacksofplates @JaredBusch
                      last edited by

                      @JaredBusch said in CentOS rsync between servers using keyfile to pass credentials:

                      @stacksofplates said in CentOS rsync between servers using keyfile to pass credentials:

                      So to reiterate, here's what I'd do:

                      If you don't need elevated privileges use a regular account.

                      ssh-keygen -t rsa -b 4096
                      

                      Just enter through the prompts

                      Then:

                      ssh-copy-id -i user@remotehost
                      

                      Then do the same for the other machine.

                      What's your output of ls -lZ in the /home/user/.ssh/ directory?

                      $20 says if you just did a touch authorized_keys it's going to have the wrong permissions/context.

                      No, my $20 is on he did not "just enter through the prompts"

                      I did say "if" he manually created that file. My initial $20 is with yours.

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

                        @JaredBusch said in CentOS rsync between servers using keyfile to pass credentials:

                        @stacksofplates said in CentOS rsync between servers using keyfile to pass credentials:

                        So to reiterate, here's what I'd do:

                        If you don't need elevated privileges use a regular account.

                        ssh-keygen -t rsa -b 4096
                        

                        Just enter through the prompts

                        Then:

                        ssh-copy-id -i user@remotehost
                        

                        Then do the same for the other machine.

                        What's your output of ls -lZ in the /home/user/.ssh/ directory?

                        $20 says if you just did a touch authorized_keys it's going to have the wrong permissions/context.

                        No, my $20 is on he did not "just enter through the prompts"

                        I did not (just enter through), doing it now.

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

                          Wow, so simple, but still when attempting the rsync operation, I'm being prompted for the remote server root password.

                          Any ideas on that?

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

                            Nevermind, seems to work when I don't bother telling the system to use the authorized key.

                            travisdh1T 1 Reply Last reply Reply Quote 0
                            • travisdh1T
                              travisdh1 @DustinB3403
                              last edited by

                              @DustinB3403 said in CentOS rsync between servers using keyfile to pass credentials:

                              Nevermind, seems to work when I don't bother telling the system to use the authorized key.

                              That IS kinda the idea. ssh just handles that for you, even when called from another program like rsync.

                              1 Reply Last reply Reply Quote 0
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