test(smoke): add installer test

.drone.yml

@@ -494,6 +494,12 @@ trigger:
     - cron
   cron:
     - smoke-test-hourly
+    - developer 
+    # To run this manually, create a new cron job in Drone called developer and pointing to your-branch-name .
+    # Then send a curl request to:
+    # curl --request POST \
+    #   --url 'https://drone.lukemarsden.net/api/repos/helixml/helix/cron/developer?branch=your-branch-name' \
+    #   --header 'Authorization: Bearer XXXXXX'
 
 steps:
 - name: smoke-test-saas
@@ -508,6 +514,7 @@ steps:
   - name: integration-test
     path: /integration-test
   commands:
+  - apk add --no-cache curl bash openssl
   - cp -r integration-test/* /integration-test
   - go test -timeout 300s -tags=integration -v ./integration-test/smoke
   depends_on: []

integration-test/smoke/install_test.go

@@ -0,0 +1,57 @@
+//go:build integration
+// +build integration
+
+package smoke
+
+import (
+	"os"
+	"os/exec"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestInstallScript(t *testing.T) {
+	t.Parallel()
+
+	// Create temp dir for test
+	tmpDir, err := os.MkdirTemp("", "helix-install-test-*")
+	require.NoError(t, err)
+	defer os.RemoveAll(tmpDir)
+
+	// Change to temp dir
+	err = os.Chdir(tmpDir)
+	require.NoError(t, err)
+
+	// Download install script
+	downloadCmd := exec.Command("curl", "-sL", "-O", "https://get.helix.ml/install.sh")
+	output, err := downloadCmd.CombinedOutput()
+	require.NoError(t, err, "Failed to download install script: %s", string(output))
+
+	// Verify script was downloaded
+	_, err = os.Stat("install.sh")
+	require.NoError(t, err, "install.sh should exist")
+
+	// Create a shim for sudo that runs commands without sudo
+	sudoShim := filepath.Join(tmpDir, "sudo")
+	sudoShimFile, err := os.Create(sudoShim)
+	require.NoError(t, err)
+	sudoShimFile.WriteString("#!/bin/sh\n$@\n")
+	sudoShimFile.Close()
+	os.Chmod(sudoShim, 0755)
+
+	// Create a shim for docker that does nothing but return success
+	dockerShim := filepath.Join(tmpDir, "docker")
+	dockerShimFile, err := os.Create(dockerShim)
+	require.NoError(t, err)
+	dockerShimFile.WriteString("#!/bin/sh\nexit 0\n")
+	dockerShimFile.Close()
+	os.Chmod(dockerShim, 0755)
+
+	// Run install script, using the shim for sudo
+	installCmd := exec.Command("bash", "install.sh", "-y", "--controlplane")
+	installCmd.Env = append(os.Environ(), "PATH="+tmpDir+":"+os.Getenv("PATH"))
+	output, err = installCmd.CombinedOutput()
+	require.NoError(t, err, "Install script failed: %s", string(output))
+}