go/pkg/devops/serve.go
Snider 86ba93edd3 feat(devops): add Serve with project mounting
Mounts project via SSHFS and runs auto-detected dev server.
Supports Laravel, Node.js, PHP, Go, Python projects.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-29 02:16:01 +00:00

107 lines
2.6 KiB
Go

package devops
import (
"context"
"fmt"
"os"
"os/exec"
"path/filepath"
)
// ServeOptions configures the dev server.
type ServeOptions struct {
Port int // Port to serve on (default 8000)
Path string // Subdirectory to serve (default: current dir)
}
// Serve mounts the project and starts a dev server.
func (d *DevOps) Serve(ctx context.Context, projectDir string, opts ServeOptions) error {
running, err := d.IsRunning(ctx)
if err != nil {
return err
}
if !running {
return fmt.Errorf("dev environment not running (run 'core dev boot' first)")
}
if opts.Port == 0 {
opts.Port = 8000
}
servePath := projectDir
if opts.Path != "" {
servePath = filepath.Join(projectDir, opts.Path)
}
// Mount project directory via SSHFS
if err := d.mountProject(ctx, servePath); err != nil {
return fmt.Errorf("failed to mount project: %w", err)
}
// Detect and run serve command
serveCmd := DetectServeCommand(servePath)
fmt.Printf("Starting server: %s\n", serveCmd)
fmt.Printf("Listening on http://localhost:%d\n", opts.Port)
// Run serve command via SSH
return d.sshShell(ctx, []string{"cd", "/app", "&&", serveCmd})
}
// mountProject mounts a directory into the VM via SSHFS.
func (d *DevOps) mountProject(ctx context.Context, path string) error {
absPath, err := filepath.Abs(path)
if err != nil {
return err
}
// Use reverse SSHFS mount
// The VM connects back to host to mount the directory
cmd := exec.CommandContext(ctx, "ssh",
"-o", "StrictHostKeyChecking=no",
"-o", "UserKnownHostsFile=/dev/null",
"-o", "LogLevel=ERROR",
"-R", "10000:localhost:22", // Reverse tunnel for SSHFS
"-p", "2222",
"root@localhost",
fmt.Sprintf("mkdir -p /app && sshfs -p 10000 %s@localhost:%s /app -o allow_other", os.Getenv("USER"), absPath),
)
return cmd.Run()
}
// DetectServeCommand auto-detects the serve command for a project.
func DetectServeCommand(projectDir string) string {
// Laravel/Octane
if hasFile(projectDir, "artisan") {
return "php artisan octane:start --host=0.0.0.0 --port=8000"
}
// Node.js with dev script
if hasFile(projectDir, "package.json") {
if hasPackageScript(projectDir, "dev") {
return "npm run dev -- --host 0.0.0.0"
}
if hasPackageScript(projectDir, "start") {
return "npm start"
}
}
// PHP with composer
if hasFile(projectDir, "composer.json") {
return "frankenphp php-server -l :8000"
}
// Go
if hasFile(projectDir, "go.mod") {
if hasFile(projectDir, "main.go") {
return "go run ."
}
}
// Python Django
if hasFile(projectDir, "manage.py") {
return "python manage.py runserver 0.0.0.0:8000"
}
// Fallback: simple HTTP server
return "python3 -m http.server 8000"
}