fix: show proper error message on invalid Git source

app/Models/Application.php

@@ -704,6 +704,121 @@ class Application extends BaseModel
         return $git_clone_command;
     }
 
+    public function getGitRemoteStatus(string $deployment_uuid)
+    {
+        try {
+            ['commands' => $lsRemoteCommand] = $this->generateGitLsRemoteCommands(deployment_uuid: $deployment_uuid, exec_in_docker: false);
+            instant_remote_process([$lsRemoteCommand], $this->destination->server, true);
+            return [
+                'is_accessible' => true,
+                'error' => null,
+            ];
+        } catch (\RuntimeException $ex) {
+            return [
+                'is_accessible' => false,
+                'error' => $ex->getMessage(),
+            ];
+        }
+    }
+
+    public function generateGitLsRemoteCommands(string $deployment_uuid, bool $exec_in_docker = true)
+    {
+        $branch = $this->git_branch;
+        ['repository' => $customRepository, 'port' => $customPort] = $this->customRepository();
+        $commands = collect([]);
+        $base_command = "git ls-remote";
+
+        if ($this->deploymentType() === 'source') {
+            $source_html_url = data_get($this, 'source.html_url');
+            $url = parse_url(filter_var($source_html_url, FILTER_SANITIZE_URL));
+            $source_html_url_host = $url['host'];
+            $source_html_url_scheme = $url['scheme'];
+
+            if ($this->source->getMorphClass() == 'App\Models\GithubApp') {
+                if ($this->source->is_public) {
+                    $fullRepoUrl = "{$this->source->html_url}/{$customRepository}";
+                    $base_command = "{$base_command} {$this->source->html_url}/{$customRepository}";
+                } else {
+                    $github_access_token = generate_github_installation_token($this->source);
+
+                    if ($exec_in_docker) {
+                        $base_command = "{$base_command} $source_html_url_scheme://x-access-token:$github_access_token@$source_html_url_host/{$customRepository}.git";
+                        $fullRepoUrl = "$source_html_url_scheme://x-access-token:$github_access_token@$source_html_url_host/{$customRepository}.git";
+                    } else {
+                        $base_command = "{$base_command} $source_html_url_scheme://x-access-token:$github_access_token@$source_html_url_host/{$customRepository}";
+                        $fullRepoUrl = "$source_html_url_scheme://x-access-token:$github_access_token@$source_html_url_host/{$customRepository}";
+                    }
+                }
+
+                if ($exec_in_docker) {
+                    $commands->push(executeInDocker($deployment_uuid, $base_command));
+                } else {
+                    $commands->push($base_command);
+                }
+
+                return [
+                    'commands' => $commands->implode(' && '),
+                    'branch' => $branch,
+                    'fullRepoUrl' => $fullRepoUrl,
+                ];
+            }
+        }
+
+        if ($this->deploymentType() === 'deploy_key') {
+            $fullRepoUrl = $customRepository;
+            $private_key = data_get($this, 'private_key.private_key');
+            if (is_null($private_key)) {
+                throw new RuntimeException('Private key not found. Please add a private key to the application and try again.');
+            }
+            $private_key = base64_encode($private_key);
+            $base_comamnd = "GIT_SSH_COMMAND=\"ssh -o ConnectTimeout=30 -p {$customPort} -o Port={$customPort} -o LogLevel=ERROR -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i /root/.ssh/id_rsa\" {$base_command} {$customRepository}";
+
+            if ($exec_in_docker) {
+                $commands = collect([
+                    executeInDocker($deployment_uuid, 'mkdir -p /root/.ssh'),
+                    executeInDocker($deployment_uuid, "echo '{$private_key}' | base64 -d | tee /root/.ssh/id_rsa > /dev/null"),
+                    executeInDocker($deployment_uuid, 'chmod 600 /root/.ssh/id_rsa'),
+                ]);
+            } else {
+                $commands = collect([
+                    'mkdir -p /root/.ssh',
+                    "echo '{$private_key}' | base64 -d | tee /root/.ssh/id_rsa > /dev/null",
+                    'chmod 600 /root/.ssh/id_rsa',
+                ]);
+            }
+
+            if ($exec_in_docker) {
+                $commands->push(executeInDocker($deployment_uuid, $base_comamnd));
+            } else {
+                $commands->push($base_comamnd);
+            }
+
+            return [
+                'commands' => $commands->implode(' && '),
+                'branch' => $branch,
+                'fullRepoUrl' => $fullRepoUrl,
+            ];
+        }
+
+        if ($this->deploymentType() === 'other') {
+            $fullRepoUrl = $customRepository;
+            $base_command = "{$base_command} {$customRepository}";
+            $base_command = $this->setGitImportSettings($deployment_uuid, $base_command, public: true);
+
+            if ($exec_in_docker) {
+                $commands->push(executeInDocker($deployment_uuid, $base_command));
+            } else {
+                $commands->push($base_command);
+            }
+
+            return [
+                'commands' => $commands->implode(' && '),
+                'branch' => $branch,
+                'fullRepoUrl' => $fullRepoUrl,
+            ];
+        }
+    }
+
     public function generateGitImportCommands(string $deployment_uuid, int $pull_request_id = 0, ?string $git_type = null, bool $exec_in_docker = true, bool $only_checkout = false, ?string $custom_base_dir = null, ?string $commit = null)
     {
         $branch = $this->git_branch;
@@ -966,6 +1081,12 @@ class Application extends BaseModel
         // if ($composeFile !== $prComposeFile) {
         //     $fileList->push(".$prComposeFile");
         // }
+
+        $gitRemoteStatus = $this->getGitRemoteStatus(deployment_uuid: $uuid);
+        if (! $gitRemoteStatus['is_accessible']) {
+            throw new \RuntimeException("Failed to read Git source:\n\n{$gitRemoteStatus['error']}");
+        }
+
         $commands = collect([
             "rm -rf /tmp/{$uuid}",
             "mkdir -p /tmp/{$uuid}",