mirror of
https://github.com/DeBrosOfficial/network.git
synced 2026-01-30 05:23:03 +00:00
311 lines
8.5 KiB
Go
311 lines
8.5 KiB
Go
package deployments
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import (
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"archive/tar"
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"compress/gzip"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/DeBrosOfficial/network/pkg/deployments"
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"github.com/DeBrosOfficial/network/pkg/gateway/ctxkeys"
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"github.com/DeBrosOfficial/network/pkg/ipfs"
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"github.com/google/uuid"
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"go.uber.org/zap"
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)
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// getNamespaceFromContext extracts the namespace from the request context
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// Returns empty string if namespace is not found
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func getNamespaceFromContext(ctx context.Context) string {
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if ns, ok := ctx.Value(ctxkeys.NamespaceOverride).(string); ok {
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return ns
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}
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return ""
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}
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// StaticDeploymentHandler handles static site deployments
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type StaticDeploymentHandler struct {
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service *DeploymentService
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ipfsClient ipfs.IPFSClient
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logger *zap.Logger
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}
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// NewStaticDeploymentHandler creates a new static deployment handler
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func NewStaticDeploymentHandler(service *DeploymentService, ipfsClient ipfs.IPFSClient, logger *zap.Logger) *StaticDeploymentHandler {
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return &StaticDeploymentHandler{
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service: service,
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ipfsClient: ipfsClient,
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logger: logger,
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}
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}
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// HandleUpload handles static site upload and deployment
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func (h *StaticDeploymentHandler) HandleUpload(w http.ResponseWriter, r *http.Request) {
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ctx := r.Context()
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// Get namespace from context (set by auth middleware)
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namespace := getNamespaceFromContext(ctx)
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if namespace == "" {
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http.Error(w, "Namespace not found in context", http.StatusUnauthorized)
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return
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}
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// Parse multipart form
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if err := r.ParseMultipartForm(100 << 20); err != nil { // 100MB max
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http.Error(w, "Failed to parse form", http.StatusBadRequest)
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return
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}
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// Get deployment metadata
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name := r.FormValue("name")
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subdomain := r.FormValue("subdomain")
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if name == "" {
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http.Error(w, "Deployment name is required", http.StatusBadRequest)
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return
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}
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// Get tarball file
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file, header, err := r.FormFile("tarball")
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if err != nil {
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http.Error(w, "Tarball file is required", http.StatusBadRequest)
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return
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}
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defer file.Close()
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// Validate file extension
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if !strings.HasSuffix(header.Filename, ".tar.gz") && !strings.HasSuffix(header.Filename, ".tgz") {
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http.Error(w, "File must be a .tar.gz or .tgz archive", http.StatusBadRequest)
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return
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}
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h.logger.Info("Uploading static site",
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zap.String("namespace", namespace),
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zap.String("name", name),
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zap.String("filename", header.Filename),
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zap.Int64("size", header.Size),
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)
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// Extract tarball to temporary directory
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tmpDir, err := os.MkdirTemp("", "static-deploy-*")
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if err != nil {
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h.logger.Error("Failed to create temp directory", zap.Error(err))
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http.Error(w, "Failed to process tarball", http.StatusInternalServerError)
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return
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}
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defer os.RemoveAll(tmpDir)
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if err := extractTarball(file, tmpDir); err != nil {
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h.logger.Error("Failed to extract tarball", zap.Error(err))
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http.Error(w, "Failed to extract tarball", http.StatusInternalServerError)
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return
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}
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// Upload extracted directory to IPFS
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addResp, err := h.ipfsClient.AddDirectory(ctx, tmpDir)
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if err != nil {
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h.logger.Error("Failed to upload to IPFS", zap.Error(err))
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http.Error(w, "Failed to upload content", http.StatusInternalServerError)
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return
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}
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cid := addResp.Cid
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h.logger.Info("Content uploaded to IPFS",
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zap.String("cid", cid),
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zap.String("namespace", namespace),
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zap.String("name", name),
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)
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// Create deployment
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deployment := &deployments.Deployment{
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ID: uuid.New().String(),
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Namespace: namespace,
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Name: name,
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Type: deployments.DeploymentTypeStatic,
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Version: 1,
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Status: deployments.DeploymentStatusActive,
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ContentCID: cid,
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Subdomain: subdomain,
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Environment: make(map[string]string),
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CreatedAt: time.Now(),
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UpdatedAt: time.Now(),
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DeployedBy: namespace,
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}
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// Save deployment
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if err := h.service.CreateDeployment(ctx, deployment); err != nil {
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h.logger.Error("Failed to create deployment", zap.Error(err))
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http.Error(w, "Failed to create deployment", http.StatusInternalServerError)
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return
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}
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// Create DNS records
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go h.service.CreateDNSRecords(ctx, deployment)
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// Build URLs
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urls := h.service.BuildDeploymentURLs(deployment)
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// Return response
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resp := map[string]interface{}{
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"deployment_id": deployment.ID,
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"name": deployment.Name,
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"namespace": deployment.Namespace,
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"status": deployment.Status,
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"content_cid": deployment.ContentCID,
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"urls": urls,
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"version": deployment.Version,
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"created_at": deployment.CreatedAt,
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusCreated)
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json.NewEncoder(w).Encode(resp)
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}
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// HandleServe serves static content from IPFS
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func (h *StaticDeploymentHandler) HandleServe(w http.ResponseWriter, r *http.Request, deployment *deployments.Deployment) {
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ctx := r.Context()
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// Get requested path
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requestPath := r.URL.Path
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if requestPath == "" || requestPath == "/" {
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requestPath = "/index.html"
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}
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// Build IPFS path
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ipfsPath := fmt.Sprintf("/ipfs/%s%s", deployment.ContentCID, requestPath)
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h.logger.Debug("Serving static content",
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zap.String("deployment", deployment.Name),
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zap.String("path", requestPath),
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zap.String("ipfs_path", ipfsPath),
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)
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// Try to get the file
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reader, err := h.ipfsClient.Get(ctx, ipfsPath, "")
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if err != nil {
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// Try with /index.html for directories
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if !strings.HasSuffix(requestPath, ".html") {
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indexPath := fmt.Sprintf("/ipfs/%s%s/index.html", deployment.ContentCID, requestPath)
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reader, err = h.ipfsClient.Get(ctx, indexPath, "")
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}
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// Fallback to /index.html for SPA routing
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if err != nil {
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fallbackPath := fmt.Sprintf("/ipfs/%s/index.html", deployment.ContentCID)
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reader, err = h.ipfsClient.Get(ctx, fallbackPath, "")
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if err != nil {
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h.logger.Error("Failed to serve content", zap.Error(err))
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http.NotFound(w, r)
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return
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}
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}
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}
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defer reader.Close()
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// Detect content type
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contentType := detectContentType(requestPath)
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w.Header().Set("Content-Type", contentType)
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w.Header().Set("Cache-Control", "public, max-age=3600")
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// Copy content to response
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if _, err := io.Copy(w, reader); err != nil {
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h.logger.Error("Failed to write response", zap.Error(err))
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}
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}
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// detectContentType determines content type from file extension
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func detectContentType(filename string) string {
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ext := strings.ToLower(filepath.Ext(filename))
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types := map[string]string{
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".html": "text/html; charset=utf-8",
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".css": "text/css; charset=utf-8",
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".js": "application/javascript; charset=utf-8",
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".json": "application/json",
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".xml": "application/xml",
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".png": "image/png",
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".jpg": "image/jpeg",
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".jpeg": "image/jpeg",
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".gif": "image/gif",
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".svg": "image/svg+xml",
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".ico": "image/x-icon",
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".woff": "font/woff",
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".woff2": "font/woff2",
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".ttf": "font/ttf",
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".eot": "application/vnd.ms-fontobject",
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".txt": "text/plain; charset=utf-8",
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".pdf": "application/pdf",
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".zip": "application/zip",
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}
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if contentType, ok := types[ext]; ok {
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return contentType
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}
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return "application/octet-stream"
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}
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// extractTarball extracts a .tar.gz file to the specified directory
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func extractTarball(reader io.Reader, destDir string) error {
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gzr, err := gzip.NewReader(reader)
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if err != nil {
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return fmt.Errorf("failed to create gzip reader: %w", err)
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}
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defer gzr.Close()
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tr := tar.NewReader(gzr)
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for {
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header, err := tr.Next()
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if err == io.EOF {
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break
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}
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if err != nil {
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return fmt.Errorf("failed to read tar header: %w", err)
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}
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// Build target path
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target := filepath.Join(destDir, header.Name)
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// Prevent path traversal - clean both paths before comparing
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cleanDest := filepath.Clean(destDir) + string(os.PathSeparator)
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cleanTarget := filepath.Clean(target)
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if !strings.HasPrefix(cleanTarget, cleanDest) && cleanTarget != filepath.Clean(destDir) {
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return fmt.Errorf("invalid file path in tarball: %s", header.Name)
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}
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switch header.Typeflag {
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case tar.TypeDir:
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if err := os.MkdirAll(target, 0755); err != nil {
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return fmt.Errorf("failed to create directory: %w", err)
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}
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case tar.TypeReg:
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// Create parent directory if needed
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if err := os.MkdirAll(filepath.Dir(target), 0755); err != nil {
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return fmt.Errorf("failed to create parent directory: %w", err)
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}
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// Create file
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f, err := os.OpenFile(target, os.O_CREATE|os.O_RDWR, os.FileMode(header.Mode))
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if err != nil {
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return fmt.Errorf("failed to create file: %w", err)
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}
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if _, err := io.Copy(f, tr); err != nil {
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f.Close()
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return fmt.Errorf("failed to write file: %w", err)
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}
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f.Close()
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}
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}
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return nil
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}
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