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    New Rust Xen guest tools

    Scheduled Pinned Locked Moved Development
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    • yannY Offline
      yann Vates 🪐 XCP-ng Team @Tristis Oris
      last edited by

      @Tristis-Oris that would be an agent issue, likely due to os_info misidentifying Rocky as CentOS, you can report it in https://gitlab.com/xen-project/xen-guest-agent/-/issues, I'll double check and forward as needed.

      Thanks for the feedback again!

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      • yannY Offline
        yann Vates 🪐 XCP-ng Team @Tristis Oris
        last edited by yann

        @Tristis-Oris currently it replaces xe-guest-utilities but apparently I had missed xe-guest-utilities-latest, adding it!

        See https://gitlab.com/xen-project/xen-guest-agent/-/merge_requests/74 - you should get fresh RPMs in the "artifacts" section of RPM job in a few minutes

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        • yannY Offline
          yann Vates 🪐 XCP-ng Team @Tristis Oris
          last edited by

          @Tristis-Oris: added to https://gitlab.com/xen-project/xen-guest-agent/-/releases/0.4.0#installation

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          • yannY Offline
            yann Vates 🪐 XCP-ng Team @Tristis Oris
            last edited by

            @Tristis-Oris said in New Rust Xen guest tools:

            Incompatible with CentOS 7, well that obvious.

            Right, we should find a place to mention the compatibility range, and check for a way to produce binaries for older distros even from newer ones (like what's done in Python world, but I have not spotted that yet in Rust world).

            D 1 Reply Last reply Reply Quote 0
            • D Offline
              DustinB @yann
              last edited by

              @yann As far as I would be concerned, if you're using CentOS 7, you're on your own at that point.

              The comparable would be using Windows Server 2012 R2 today, upgrade your stuff people...

              Tristis OrisT 1 Reply Last reply Reply Quote 0
              • Tristis OrisT Offline
                Tristis Oris Top contributor @DustinB
                last edited by

                Debian 10 and Ubuntu 20 works for me only with manual .deb install.
                apt update always fail if repo enabled:

                Err:15 https://gitlab.com/api/v4/projects/xen-project%2Fxen-guest-agent/packages/generic/deb-amd64 release/ Packages
                  401  Unauthorized [IP: 172.65.251.78 443]
                Ign:16 https://gitlab.com/api/v4/projects/xen-project%2Fxen-guest-agent/packages/generic/deb-amd64 release/ Translation-en_US
                Ign:17 https://gitlab.com/api/v4/projects/xen-project%2Fxen-guest-agent/packages/generic/deb-amd64 release/ Translation-en
                Fetched 1,405 kB in 8s (168 kB/s)
                Reading package lists... Done
                E: Failed to fetch https://gitlab.com/api/v4/projects/xen-project%2Fxen-guest-agent/packages/generic/deb-amd64/release/Packages  401  Unauthorized [IP: 172.65.251.78 443]
                E: Some index files failed to download. They have been ignored, or old ones used instead.
                

                That still possible to automate with ansible, but very weird.

                Debian 11 & Ubuntu 22 both fine. Didn't notice any problems.
                Probably any RHEL8+ distros should be compatible. Maybe i can check something else.

                @DustinB some soft can't be installed on new distros, but yes, it almost EOL.

                yannY 1 Reply Last reply Reply Quote 0
                • yannY Offline
                  yann Vates 🪐 XCP-ng Team @Tristis Oris
                  last edited by

                  @Tristis-Oris yes I had looked into that last week, and I suspect it could to be related to cert verification in some way, but I'm really not sure what's happening yet.

                  Tristis OrisT 1 Reply Last reply Reply Quote 0
                  • Tristis OrisT Offline
                    Tristis Oris Top contributor @yann
                    last edited by

                    @yann so that not only my problem. that good 😃

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                    • Tristis OrisT Offline
                      Tristis Oris Top contributor
                      last edited by

                      I installed tools on next distro:
                      just installed and check if OS is recognized, metrics available. Have no idea what else can go wrong if install succeed.

                      Alma linux 8.9, Alma linux 9.3, Fedora server 39, OpenSuse Leap 15.5, Oracle 8.9, Oracle 9.3.

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                      • Tristis OrisT Offline
                        Tristis Oris Top contributor
                        last edited by

                        weird, but now i got error on fresh Oracle 8.9.
                        not sure if anyone use servers with enabled selinux.

                        dnf localinstall xen-guest-agent-0.4.0-0.fc37.x86_64.rpm
                        
                        Oracle Linux 8 BaseOS Latest (x86_64)                                                                                                        40 MB/s |  68 MB     00:01
                        Oracle Linux 8 Application Stream (x86_64)                                                                                                   39 MB/s |  54 MB     00:01
                        Latest Unbreakable Enterprise Kernel Release 7 for Oracle Linux 8 (x86_64)                                                                   38 MB/s |  27 MB     00:00
                        Last metadata expiration check: 0:00:05 ago on Fri 02 Feb 2024 07:59:24 AM EST.
                        Dependencies resolved.
                        ============================================================================================================================================================================
                         Package                                      Architecture                        Version                                   Repository                                 Size
                        ============================================================================================================================================================================
                        Installing:
                         xen-guest-agent                              x86_64                              0.4.0-0.fc37                              @commandline                              1.2 M
                        
                        Transaction Summary
                        ============================================================================================================================================================================
                        Install  1 Package
                        
                        Total size: 1.2 M
                        Installed size: 3.7 M
                        Is this ok [y/N]: y
                        Downloading Packages:
                        Running transaction check
                        Transaction check succeeded.
                        Running transaction test
                        Transaction test succeeded.
                        Running transaction
                          Preparing        :                                                                                                                                                    1/1
                          Installing       : xen-guest-agent-0.4.0-0.fc37.x86_64                                                                                                                1/1
                        error: lsetfilecon: (-1 ad2886979f8f9a9f9b404a9e9b3f2018781ceb;65bce739, system_u:object_r:lib_t:s0) No such file or directory
                        error: Plugin selinux: hook fsm_file_prepare failed
                        
                        Error unpacking rpm package xen-guest-agent-0.4.0-0.fc37.x86_64
                          Verifying        : xen-guest-agent-0.4.0-0.fc37.x86_64                                                                                                                1/1
                        
                        Failed:
                          xen-guest-agent-0.4.0-0.fc37.x86_64
                        
                        Error: Transaction failed
                        
                        rpm -i xen-guest-agent*
                        error: lsetfilecon: (-1 ad2886979f8f9a9f9b404a9e9b3f2018781ceb;65bcebdc, system_u:object_r:lib_t:s0) No such file or directory
                        error: Plugin selinux: hook fsm_file_prepare failed
                        error: unpacking of archive failed on file /usr/lib/.build-id/ce/ad2886979f8f9a9f9b404a9e9b3f2018781ceb;65bcebdc: cpio: (error 0x2)
                        error: xen-guest-agent-0.4.0-0.fc37.x86_64: install failed
                        
                        yannY T 2 Replies Last reply Reply Quote 0
                        • yannY Offline
                          yann Vates 🪐 XCP-ng Team @Tristis Oris
                          last edited by

                          @Tristis-Oris I must say the error message is rather obscure. Can you please open a ticket for this one too?

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                          • D Offline
                            Davidj 0
                            last edited by

                            On Fedora 39, you must enable the daemon manually after you install the package. This is probably true on all RPM-based systems.

                            $ sudo systemctl enable --now xen-guest-agent.service
                            

                            I'd be happy to submit a pull request to add that to the RPM package if you will point me at the right repo.

                            yannY 2 Replies Last reply Reply Quote 0
                            • yannY Offline
                              yann Vates 🪐 XCP-ng Team @Davidj 0
                              last edited by

                              @Davidj-0 unfortunately not enabling daemons at first install is the standard behavior in RPM world. I already had a look at changing this for one package, and it turns out to be messy with unforeseen impact, so I gave up with the excuse that admins of RPM-based distros already have to live with this idiosyncrasy anyway.
                              I added this in install instructions in the Gitlab release notes already.

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                              • stormiS Offline
                                stormi Vates 🪐 XCP-ng Team
                                last edited by

                                IIRC you can just enable and start the service in a %post scriptlet. It's does not conform to Fedora's and RedHat policy for packages included in their repositories, but here the repository is external and we know for sure that the vast majority of users just wants it to be enabled.

                                yannY 1 Reply Last reply Reply Quote 0
                                • yannY Offline
                                  yann Vates 🪐 XCP-ng Team @stormi
                                  last edited by

                                  @stormi that would need to be done only if not upgrading then, or it would interfere with local admin's choice.

                                  stormiS 1 Reply Last reply Reply Quote 0
                                  • stormiS Offline
                                    stormi Vates 🪐 XCP-ng Team @yann
                                    last edited by

                                    @yann This is a common condition in scriptlets, yes.

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                                    • yannY Offline
                                      yann Vates 🪐 XCP-ng Team @Davidj 0
                                      last edited by

                                      @Davidj-0 @Tristis-Oris I started a pull request for this. Seems to work for simple cases, but if you want to shake it in real life that can help!
                                      [shortcut to test RPM]

                                      Tristis OrisT 1 Reply Last reply Reply Quote 0
                                      • Tristis OrisT Offline
                                        Tristis Oris Top contributor @yann
                                        last edited by

                                        @yann

                                        • install over old version. Nothing changed at XO ( waited for about 1-2 min), but after vm reboot it show new tools version.
                                        • install over old version, restart tools service systemctl restart xen-guest-agent.service - got new version at XO.
                                        • removed old tools first dnf remove xen-guest-agent, reboot host, then install new one.
                                        rpm -i xen-guest-agent*
                                        Removed "/etc/systemd/system/multi-user.target.wants/xen-guest-agent.service".
                                        Created symlink /etc/systemd/system/multi-user.target.wants/xen-guest-agent.service → /usr/lib/systemd/system/xen-guest-agent.service.
                                        

                                        So it works good. Maybe also add service reload in case of update?

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                                        • T Offline
                                          Theo @Tristis Oris
                                          last edited by

                                          Hi @Tristis-Oris,
                                          I have the same installation problem as you.
                                          When I try to install, it gives me the same error message.
                                          How did you solve this?

                                          error: lsetfilecon: (-1 ad2886979f8f9a9f9b404a9e9b3f2018781ceb;65bcebdc, system_u:object_r:lib_t:s0) No such file or directory
                                          error: Plugin selinux: hook fsm_file_prepare failed
                                          Error: Transaction failed
                                          
                                          Tristis OrisT 1 Reply Last reply Reply Quote 0
                                          • Tristis OrisT Offline
                                            Tristis Oris Top contributor @Theo
                                            last edited by

                                            @Theo main point to avoid such issues without tuning the OS.
                                            easy way - disable selinux.

                                            yannY 1 Reply Last reply Reply Quote 0
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