backup: created script for backuping git repos

modules/hosts/laptop.nix

@@ -28,6 +28,7 @@
       disk
       disk-laptop
       fonts
+      gitBackup
       hardware-configuration-laptop
       hardwareUtils-laptop
       hyprland

modules/utilities/gitBackup.nix

@@ -0,0 +1,102 @@
+{self, ...}: {
+  flake.nixosModules.gitBackup = {pkgs, ...}: {
+    environment.systemPackages = [
+      self.packages.${pkgs.system}.custom-gitBackup
+    ];
+
+    systemd.user.services.custom-gitBackup = {
+      description = "Backup selected git repos";
+
+      serviceConfig = {
+        Type = "oneshot";
+
+        ExecStart = "/run/current-system/sw/bin/custom-gitBackup";
+
+        TimeoutStartSec = "45min";
+        TimeoutStopSec = "10min";
+
+        RemainAfterExit = true;
+
+        Nice = 10;
+        IOSchedulingClass = "best-effort";
+        IOSchedulingPriority = 7;
+      };
+    };
+
+    # Systemd USER timer
+    systemd.user.timers.custom-gitBackup = {
+      wantedBy = ["timers.target"];
+
+      timerConfig = {
+        OnCalendar = "Thu *-*-* 12:00:00";
+
+        Persistent = true; # if it happens during shutted down
+
+        RandomizedDelaySec = "20min";
+      };
+    };
+
+  };
+  perSystem = {pkgs, ...}: {
+    packages.custom-gitBackup = pkgs.writeShellApplication {
+      name = "custom-gitBackup";
+      runtimeInputs = with pkgs; [
+        rsync
+        matrix-commander-rs
+        libnotify
+        self.packages.${pkgs.system}.custom-checkKdrive
+      ];
+      text = ''
+        # checks if kdrive is available
+        custom-checkKdrive
+
+        REPOS=(
+            "https://github.com/tomasriveral/nixos.git"
+            "https://github.com/tomasriveral/notewrapper.git"
+            "https://github.com/tomasriveral/fractal-cli.git"
+            "https://github.com/tomasriveral/boids.git"
+        )
+        
+        LOCAL_BACKUP_DIR="$HOME/.gitBackups"
+        CLOUD_DIR="$HOME/kdrive/Code/gitBackups"
+        
+        # Create backup directories if they don't exist
+        mkdir -p "$LOCAL_BACKUP_DIR"
+        mkdir -p "$CLOUD_DIR"
+        
+        notify_error() {
+            local message="$1"
+            notify-send "Git Backup Failed" "$message"
+            matrix-commander-rs --verbose -m "Git Backup Failed: $message <br><a href=\"https://matrix.to/#/@notificationbot_0000:matrix.org\">@notificationbot_0000</a>" \
+            --html \
+            -r "\!7j-78_02dHROeLj4Ns8F12eo4IiZGv4zNsQ_1-WlyIU"
+
+        }
+        
+        for REPO in "''${REPOS[@]}"; do
+            # Extract repo name (without .git)
+            REPO_NAME=$(basename "$REPO" .git)
+            LOCAL_REPO_PATH="$LOCAL_BACKUP_DIR/$REPO_NAME.git"
+        
+            if [ ! -d "$LOCAL_REPO_PATH" ]; then
+                # Clone mirror if it doesn't exist
+                echo "Cloning $REPO..."
+                git clone --mirror "$REPO" "$LOCAL_REPO_PATH" || { notify_error "Failed to clone $REPO"; continue; }
+            else
+                # Update existing mirror
+                echo "Updating $REPO..."
+                cd "$LOCAL_REPO_PATH" || { notify_error "Cannot enter $LOCAL_REPO_PATH"; continue; }
+                git remote update || { notify_error "Failed to update $REPO"; continue; }
+            fi
+        
+            # Rsync to cloud directory (only changes, preserve permissions)
+            echo "Syncing $REPO_NAME to cloud..."
+            rsync -a --delete "$LOCAL_REPO_PATH/" "$CLOUD_DIR/$REPO_NAME/" || { notify_error "Failed to rsync $REPO_NAME"; continue; }
+        
+        done
+        
+        echo "All backups completed."
+      '';
+    };
+  };
+}