feat: NixOS support

app/Actions/Server/CheckUpdates.php

@@ -56,6 +56,9 @@ public function handle(Server $server)
                 case 'fedora-asahi-remix':
                     $osType = 'fedora';
                     break;
+                case 'nixos':
+                    $osType = 'nixos';
+                    break;
                 default:
                     $osType = $osId;
             }
@@ -67,6 +70,7 @@ public function handle(Server $server)
                 'ubuntu', 'debian', 'raspbian' => 'apt',
                 'centos', 'fedora', 'rhel', 'ol', 'rocky', 'almalinux', 'amzn' => 'dnf',
                 'sles', 'opensuse-leap', 'opensuse-tumbleweed' => 'zypper',
+                'nixos' => 'nixos',
                 default => null
             };
 
@@ -93,6 +97,15 @@ public function handle(Server $server)
                     $out['osId'] = $osId;
                     $out['package_manager'] = $packageManager;
 
+                    return $out;
+                case 'nixos':
+                    instant_remote_process(['nix-channel --update nixos'], $server);
+                    $output = instant_remote_process(['nixos-rebuild dry-build 2>&1'], $server);
+
+                    $out = $this->parseNixosOutput($output);
+                    $out['osId'] = $osId;
+                    $out['package_manager'] = $packageManager;
+
                     return $out;
                 default:
                     return [
@@ -219,4 +232,59 @@ private function parseAptOutput(string $output): array
             'updates' => $updates,
         ];
     }
+
+    private function parseNixosOutput(string $output): array
+    {
+        $updates = [];
+        $lines = explode("\n", $output);
+
+        foreach ($lines as $line) {
+            if (str_contains($line, 'these') && str_contains($line, 'paths will be fetched')) {
+                if (preg_match('/these (\d+) paths will be fetched/', $line, $matches)) {
+                    $packageCount = (int) $matches[1];
+
+                    $updates[] = [
+                        'package' => 'nixos-system',
+                        'new_version' => 'latest-channel',
+                        'current_version' => 'current-channel',
+                        'architecture' => 'system',
+                        'repository' => 'nixos-channel',
+                        'is_system_update' => true,
+                        'package_count' => $packageCount,
+                        'description' => 'NixOS system rebuild with '.$packageCount.' updated packages',
+                    ];
+                }
+                break;
+            }
+        }
+
+        if (empty($updates)) {
+            $hasChanges = false;
+            foreach ($lines as $line) {
+                if (str_contains($line, 'building') || str_contains($line, 'fetching') || str_contains($line, 'unpacking')) {
+                    $hasChanges = true;
+                    break;
+                }
+            }
+
+            if ($hasChanges) {
+                $updates[] = [
+                    'package' => 'nixos-system',
+                    'new_version' => 'latest-channel',
+                    'current_version' => 'current-channel',
+                    'architecture' => 'system',
+                    'repository' => 'nixos-channel',
+                    'is_system_update' => true,
+                    'package_count' => 'unknown',
+                    'description' => 'NixOS system rebuild with updates available',
+                ];
+            }
+        }
+
+        return [
+            'total_updates' => count($updates),
+            'updates' => $updates,
+            'is_nixos' => true,
+        ];
+    }
 }

app/Actions/Server/InstallDocker.php

@@ -96,6 +96,13 @@ public function handle(Server $server)
                     'command -v git >/dev/null || zypper install -y git',
                     'command -v jq >/dev/null || zypper install -y jq',
                 ]);
+            } elseif ($supported_os_type->contains('nixos')) {
+                $command = $command->merge([
+                    "echo 'Checking NixOS Docker configuration...'",
+                    'command -v docker >/dev/null || echo "Docker not found. Please add Docker to your NixOS configuration."',
+                    'command -v git >/dev/null || echo "Git not found. Please add git to your NixOS configuration."',
+                    'command -v jq >/dev/null || echo "jq not found. Please add jq to your NixOS configuration."',
+                ]);
             } else {
                 throw new \Exception('Unsupported OS');
             }
@@ -109,6 +116,8 @@ public function handle(Server $server)
                 $command = $command->merge([$this->getRhelDockerInstallCommand()]);
             } elseif ($supported_os_type->contains('sles')) {
                 $command = $command->merge([$this->getSuseDockerInstallCommand()]);
+            } elseif ($supported_os_type->contains('nixos')) {
+                $command = $command->merge([$this->getNixosDockerInstallCommand()]);
             } else {
                 $command = $command->merge([$this->getGenericDockerInstallCommand()]);
             }
@@ -181,4 +190,30 @@ private function getGenericDockerInstallCommand(): string
     {
         return "curl https://releases.rancher.com/install-docker/{$this->dockerVersion}.sh | sh || curl https://get.docker.com | sh -s -- --version {$this->dockerVersion}";
     }
+
+    private function getNixosDockerInstallCommand(): string
+    {
+        return "echo 'NixOS Docker Configuration Guide:' && ".
+               "echo '' && ".
+               "echo 'To use Coolify with NixOS, you need to add Docker to your configuration.nix file:' && ".
+               "echo '' && ".
+               "echo 'virtualisation.docker = {' && ".
+               "echo '  enable = true;' && ".
+               "echo '  enableOnBoot = true;' && ".
+               "echo '  autoPrune.enable = true;' && ".
+               "echo '};' && ".
+               "echo '' && ".
+               "echo 'Also add these packages to your environment.systemPackages:' && ".
+               "echo '  [' && ".
+               "echo '    docker' && ".
+               "echo '    docker-compose' && ".
+               "echo '    git' && ".
+               "echo '    jq' && ".
+               "echo '  ]' && ".
+               "echo '' && ".
+               "echo 'After updating your configuration.nix, run:' && ".
+               "echo '  sudo nixos-rebuild switch' && ".
+               "echo '' && ".
+               "echo 'Then click the \"Retry\" button in Coolify to continue validation.'";
+    }
 }

app/Actions/Server/UpdatePackage.php

@@ -33,6 +33,10 @@ public function handle(Server $server, string $osId, ?string $package = null, ?s
                     $commandAll = 'apt update && apt upgrade -y';
                     $commandInstall = 'apt install -y '.$package;
                     break;
+                case 'nixos':
+                    $commandAll = 'nix-channel --update nixos && nixos-rebuild switch';
+                    $commandInstall = 'nix-channel --update nixos && nixos-rebuild switch';
+                    break;
                 default:
                     return [
                         'error' => 'OS not supported',

app/Livewire/Server/ValidateAndInstall.php

@@ -103,6 +103,14 @@ public function validateOS()
 
             return;
         }
+
+        if ($this->supported_os_type->contains('nixos')) {
+            $this->error = 'NixOS detected! Please ensure Docker is configured in your NixOS configuration before continuing. See the Docker installation step for detailed instructions.';
+            $this->server->update([
+                'validation_logs' => $this->error,
+            ]);
+        }
+
         $this->dispatch('validateDockerEngine');
     }
 
@@ -113,7 +121,11 @@ public function validateDockerEngine()
         if (! $this->docker_installed || ! $this->docker_compose_installed) {
             if ($this->install) {
                 if ($this->number_of_tries == $this->max_tries) {
-                    $this->error = 'Docker Engine could not be installed. Please install Docker manually before continuing: <a target="_blank" class="underline" href="https://docs.docker.com/engine/install/#server">documentation</a>.';
+                    if ($this->supported_os_type && $this->supported_os_type->contains('nixos')) {
+                        $this->error = 'Docker is not installed on your NixOS system. Please follow the NixOS Docker configuration guide shown in the installation logs, then run `sudo nixos-rebuild switch` and click "Retry".';
+                    } else {
+                        $this->error = 'Docker Engine could not be installed. Please install Docker manually before continuing: <a target="_blank" class="underline" href="https://docs.docker.com/engine/install/#server">documentation</a>.';
+                    }
                     $this->server->update([
                         'validation_logs' => $this->error,
                     ]);
@@ -129,7 +141,11 @@ public function validateDockerEngine()
                     return;
                 }
             } else {
-                $this->error = 'Docker Engine is not installed. Please install Docker manually before continuing: <a target="_blank" class="underline" href="https://docs.docker.com/engine/install/#server">documentation</a>.';
+                if ($this->supported_os_type && $this->supported_os_type->contains('nixos')) {
+                    $this->error = 'Docker is not installed on your NixOS system. Please configure Docker in your configuration.nix file and run `sudo nixos-rebuild switch`.';
+                } else {
+                    $this->error = 'Docker Engine is not installed. Please install Docker manually before continuing: <a target="_blank" class="underline" href="https://docs.docker.com/engine/install/#server">documentation</a>.';
+                }
                 $this->server->update([
                     'validation_logs' => $this->error,
                 ]);

bootstrap/helpers/constants.php

@@ -63,6 +63,7 @@
     'sles opensuse-leap opensuse-tumbleweed',
     'arch',
     'alpine',
+    'nixos',
 ];
 
 const SHARED_VARIABLE_TYPES = ['team', 'project', 'environment'];