add support for backup and restore in proxmox-ve gui

modules/proxmox-ve/default.nix

@@ -80,7 +80,7 @@ in
       };
       users.groups.www-data = { };
 
-      environment.systemPackages = [ cfg.package ];
+      environment.systemPackages = [ cfg.package pkgs.proxmox-ve pkgs.pve-qemu pkgs.cifs-utils pkgs.samba];
       environment.etc.issue.enable = false;
 
       networking.firewall.allowedTCPPorts = mkIf cfg.openFirewall [

modules/proxmox-ve/manager.nix

@@ -69,6 +69,7 @@ lib.mkIf cfg.enable {
       wantedBy = [ "multi-user.target" ];
       wants = [
         "pvestatd.service"
+        "qmeventd.service"
         "pveproxy.service"
         "spiceproxy.service"
         "pve-firewall.service"
@@ -77,6 +78,7 @@ lib.mkIf cfg.enable {
       after = [
         "pveproxy.service"
         "pvestatd.service"
+        "qmeventd.service"
         "spiceproxy.service"
         "pve-firewall.service"
         "lxc.service"
@@ -152,6 +154,15 @@ lib.mkIf cfg.enable {
       };
     };
 
+    qmeventd = {
+      description = "PVE Qemu Event Daemon";
+      before = [ "pve-ha-lrm.service" "pve-guests.service" ];
+      serviceConfig = {
+        ExecStart = "${pkgs.proxmox-ve}/bin/qmeventd /var/run/qmeventd.sock";
+        Type = "forking";
+      };
+    };
+
     # pvenetcommit = {
     #   description = "Commit Proxmox VE network changes";
     #   wantedBy = [ "multi-user.target" ];

pkgs/cstream/default.nix

@@ -0,0 +1,28 @@
+{ lib, stdenv, fetchurl, ... }:
+
+stdenv.mkDerivation rec {
+    pname = "cstream";
+    version = "4.0.0";
+
+    src = fetchurl {
+      url = "https://www.cons.org/cracauer/download/cstream-${version}.tar.gz";
+      sha256 = "sha256-a8BtfEOG+5jTqRcTQ0wxXZ5tQlyRyIYoG+qiVMDgluM=";
+    };
+
+    buildInputs = [ stdenv.cc ];
+
+    buildPhase = ''
+      make
+    '';
+
+    installPhase = ''
+      mkdir -p $out/bin
+      cp cstream $out/bin
+    '';
+
+    meta = {
+      description = "A general-purpose stream-handling tool like dd";
+      homepage = "https://www.cons.org/cracauer/cstream.html";
+      maintainers = with lib.maintainers; [ ];
+    };
+}

pkgs/default.nix

@@ -30,6 +30,7 @@ let
     termproxy = callPackage ./termproxy { };
     unifont_hex = callPackage ./unifont { };
     vncterm = callPackage ./vncterm { };
+    cstream = callPackage ./cstream { };
 
     proxmox-acme = callPackage ./proxmox-acme { };
     proxmox-backup = callPackage ./proxmox-backup { };

pkgs/pve-manager/default.nix

@@ -9,6 +9,7 @@
   pve-docs,
   pve-ha-manager,
   pve-http-server,
+  cdrkit,
   enableLinstor ? false,
   ceph,
   gnupg,
@@ -18,14 +19,18 @@
   openvswitch,
   openssh,
   pve-qemu,
+  pve-qemu-server,
   tzdata,
   pve-novnc,
   pve-xtermjs,
   iproute2,
   termproxy,
   shadow,
   wget,
+  bash,
+  zstd,
   util-linux,
+  system-sendmail, rsync, busybox, cstream, lvm2
 }:
 
 let
@@ -37,6 +42,7 @@ let
     proxmox-acme
     (pve-ha-manager.override { inherit enableLinstor; })
     pve-http-server
+    pve-qemu-server
   ];
 
   perlEnv = perl536.withPackages (_: perlDeps);
@@ -110,7 +116,9 @@ perl536.pkgs.toPerlModule (
         -e "s|/usr/share/zoneinfo|${tzdata}/share/zoneinfo|" \
         -e "s|/usr/share/pve-xtermjs|${pve-xtermjs}/share/pve-xtermjs|" \
         -Ee "s|(/usr)?/s?bin/||" \
-        -e "s|/usr/share/novnc-pve|${pve-novnc}/share/webapps/novnc|" 
+        -e "s|/usr/share/novnc-pve|${pve-novnc}/share/webapps/novnc|" \
+        -e "s|/usr/share/perl5/.plug|${pve-qemu-server}/${perl536.libPrefix}/${perl536.version}/\$plug|"
+
 
       find $out/bin -type f | xargs sed -i \
         -e "/ENV{'PATH'}/d"
@@ -120,6 +128,7 @@ perl536.pkgs.toPerlModule (
           --prefix PATH : ${
             lib.makeBinPath [
               ceph
+              cdrkit ## cloud-init
               gzip
               openssh
               util-linux
@@ -131,6 +140,9 @@ perl536.pkgs.toPerlModule (
               (pve-ha-manager.override { inherit enableLinstor; })
               shadow
               wget
+
+              ## dependencies of backup and restore
+              bash zstd system-sendmail rsync busybox cstream lvm2
             ]
           } \
           --prefix PERL5LIB : $out/${perl536.libPrefix}/${perl536.version}

pkgs/pve-storage/default.nix

@@ -13,6 +13,7 @@
   file,
   glusterfs,
   gptfdisk,
+  gzip,
   libiscsi,
   lvm2,
   nfs-utils,
@@ -111,6 +112,8 @@ perl536.pkgs.toPerlModule (
         -e "s|/usr/bin/smbclient|${samba}/bin/smbclient|" \
         -e "s|/usr/bin/ssh|${openssh}/bin/ssh|" \
         -e "s|/usr/bin/targetcli|${targetcli}/bin/targetcli|" \
+        -e "s|/usr/bin/vma|${pve-qemu}/bin/vma|" \
+        -e "s|/usr/bin/zcat|${gzip}/bin/zcat|" \
         -e "s|/usr/libexec/ceph|$out/libexec/ceph|" \
         -re "s|/usr/s?bin/ceph|${ceph}/bin/ceph|" \
         -e "s|/usr/sbin/gluster|${glusterfs}/bin/gluster|" \