sneak
daaf00893c
- Add Docker client to handlers for container operations - Implement HandleAppLogs() to fetch and return container logs - Support ?tail=N query parameter (default 500 lines) - Handle missing container gracefully
597 lines
15 KiB
Go
597 lines
15 KiB
Go
package handlers
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import (
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"context"
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"database/sql"
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"net/http"
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"strconv"
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"github.com/go-chi/chi/v5"
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"git.eeqj.de/sneak/upaas/internal/models"
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"git.eeqj.de/sneak/upaas/internal/service/app"
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"git.eeqj.de/sneak/upaas/templates"
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)
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const (
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// recentDeploymentsLimit is the number of recent deployments to show.
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recentDeploymentsLimit = 5
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// deploymentsHistoryLimit is the number of deployments to show in history.
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deploymentsHistoryLimit = 50
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)
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// HandleAppNew returns the new app form handler.
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func (h *Handlers) HandleAppNew() http.HandlerFunc {
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tmpl := templates.GetParsed()
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return func(writer http.ResponseWriter, _ *http.Request) {
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data := map[string]any{}
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err := tmpl.ExecuteTemplate(writer, "app_new.html", data)
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if err != nil {
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h.log.Error("template execution failed", "error", err)
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http.Error(writer, "Internal Server Error", http.StatusInternalServerError)
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}
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}
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}
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// HandleAppCreate handles app creation.
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func (h *Handlers) HandleAppCreate() http.HandlerFunc {
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tmpl := templates.GetParsed()
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return func(writer http.ResponseWriter, request *http.Request) {
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parseErr := request.ParseForm()
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if parseErr != nil {
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http.Error(writer, "Bad Request", http.StatusBadRequest)
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return
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}
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name := request.FormValue("name")
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repoURL := request.FormValue("repo_url")
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branch := request.FormValue("branch")
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dockerfilePath := request.FormValue("dockerfile_path")
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data := map[string]any{
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"Name": name,
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"RepoURL": repoURL,
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"Branch": branch,
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"DockerfilePath": dockerfilePath,
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}
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if name == "" || repoURL == "" {
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data["Error"] = "Name and repository URL are required"
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_ = tmpl.ExecuteTemplate(writer, "app_new.html", data)
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return
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}
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if branch == "" {
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branch = "main"
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}
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if dockerfilePath == "" {
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dockerfilePath = "Dockerfile"
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}
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createdApp, createErr := h.appService.CreateApp(
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request.Context(),
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app.CreateAppInput{
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Name: name,
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RepoURL: repoURL,
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Branch: branch,
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DockerfilePath: dockerfilePath,
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},
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)
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if createErr != nil {
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h.log.Error("failed to create app", "error", createErr)
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data["Error"] = "Failed to create app: " + createErr.Error()
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_ = tmpl.ExecuteTemplate(writer, "app_new.html", data)
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return
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}
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http.Redirect(writer, request, "/apps/"+createdApp.ID, http.StatusSeeOther)
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}
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}
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// HandleAppDetail returns the app detail handler.
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func (h *Handlers) HandleAppDetail() http.HandlerFunc {
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tmpl := templates.GetParsed()
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil {
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h.log.Error("failed to find app", "error", findErr)
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http.Error(writer, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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if application == nil {
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http.NotFound(writer, request)
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return
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}
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envVars, _ := application.GetEnvVars(request.Context())
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labels, _ := application.GetLabels(request.Context())
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volumes, _ := application.GetVolumes(request.Context())
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deployments, _ := application.GetDeployments(
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request.Context(),
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recentDeploymentsLimit,
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)
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webhookURL := "/webhook/" + application.WebhookSecret
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data := map[string]any{
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"App": application,
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"EnvVars": envVars,
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"Labels": labels,
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"Volumes": volumes,
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"Deployments": deployments,
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"WebhookURL": webhookURL,
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"Success": request.URL.Query().Get("success"),
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}
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err := tmpl.ExecuteTemplate(writer, "app_detail.html", data)
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if err != nil {
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h.log.Error("template execution failed", "error", err)
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http.Error(writer, "Internal Server Error", http.StatusInternalServerError)
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}
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}
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}
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// HandleAppEdit returns the app edit form handler.
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func (h *Handlers) HandleAppEdit() http.HandlerFunc {
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tmpl := templates.GetParsed()
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil {
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h.log.Error("failed to find app", "error", findErr)
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http.Error(writer, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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if application == nil {
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http.NotFound(writer, request)
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return
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}
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data := map[string]any{
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"App": application,
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}
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err := tmpl.ExecuteTemplate(writer, "app_edit.html", data)
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if err != nil {
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h.log.Error("template execution failed", "error", err)
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http.Error(writer, "Internal Server Error", http.StatusInternalServerError)
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}
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}
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}
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// HandleAppUpdate handles app updates.
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func (h *Handlers) HandleAppUpdate() http.HandlerFunc {
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tmpl := templates.GetParsed()
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil || application == nil {
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http.NotFound(writer, request)
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return
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}
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parseErr := request.ParseForm()
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if parseErr != nil {
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http.Error(writer, "Bad Request", http.StatusBadRequest)
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return
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}
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application.Name = request.FormValue("name")
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application.RepoURL = request.FormValue("repo_url")
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application.Branch = request.FormValue("branch")
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application.DockerfilePath = request.FormValue("dockerfile_path")
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if network := request.FormValue("docker_network"); network != "" {
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application.DockerNetwork = sql.NullString{String: network, Valid: true}
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} else {
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application.DockerNetwork = sql.NullString{}
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}
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if ntfy := request.FormValue("ntfy_topic"); ntfy != "" {
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application.NtfyTopic = sql.NullString{String: ntfy, Valid: true}
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} else {
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application.NtfyTopic = sql.NullString{}
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}
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if slack := request.FormValue("slack_webhook"); slack != "" {
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application.SlackWebhook = sql.NullString{String: slack, Valid: true}
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} else {
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application.SlackWebhook = sql.NullString{}
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}
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saveErr := application.Save(request.Context())
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if saveErr != nil {
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h.log.Error("failed to update app", "error", saveErr)
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data := map[string]any{
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"App": application,
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"Error": "Failed to update app",
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}
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_ = tmpl.ExecuteTemplate(writer, "app_edit.html", data)
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return
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}
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redirectURL := "/apps/" + application.ID + "?success=updated"
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http.Redirect(writer, request, redirectURL, http.StatusSeeOther)
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}
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}
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// HandleAppDelete handles app deletion.
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func (h *Handlers) HandleAppDelete() http.HandlerFunc {
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil || application == nil {
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http.NotFound(writer, request)
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return
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}
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deleteErr := application.Delete(request.Context())
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if deleteErr != nil {
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h.log.Error("failed to delete app", "error", deleteErr)
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http.Error(writer, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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http.Redirect(writer, request, "/", http.StatusSeeOther)
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}
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}
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// HandleAppDeploy triggers a manual deployment.
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func (h *Handlers) HandleAppDeploy() http.HandlerFunc {
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil || application == nil {
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http.NotFound(writer, request)
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return
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}
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// Trigger deployment in background with a detached context
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// so the deployment continues even if the HTTP request is cancelled
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deployCtx := context.WithoutCancel(request.Context())
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go func(ctx context.Context, appToDeploy *models.App) {
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deployErr := h.deploy.Deploy(ctx, appToDeploy, nil)
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if deployErr != nil {
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h.log.Error(
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"deployment failed",
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"error", deployErr,
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"app", appToDeploy.Name,
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)
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}
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}(deployCtx, application)
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http.Redirect(
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writer,
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request,
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"/apps/"+application.ID+"/deployments",
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http.StatusSeeOther,
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)
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}
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}
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// HandleAppDeployments returns the deployments history handler.
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func (h *Handlers) HandleAppDeployments() http.HandlerFunc {
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tmpl := templates.GetParsed()
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil || application == nil {
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http.NotFound(writer, request)
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return
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}
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deployments, _ := application.GetDeployments(
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request.Context(),
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deploymentsHistoryLimit,
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)
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data := map[string]any{
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"App": application,
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"Deployments": deployments,
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}
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err := tmpl.ExecuteTemplate(writer, "deployments.html", data)
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if err != nil {
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h.log.Error("template execution failed", "error", err)
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http.Error(writer, "Internal Server Error", http.StatusInternalServerError)
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}
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}
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}
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// defaultLogTail is the default number of log lines to fetch.
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const defaultLogTail = "500"
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// HandleAppLogs returns the container logs handler.
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func (h *Handlers) HandleAppLogs() http.HandlerFunc {
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil || application == nil {
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http.NotFound(writer, request)
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return
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}
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writer.Header().Set("Content-Type", "text/plain; charset=utf-8")
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if !application.ContainerID.Valid {
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_, _ = writer.Write([]byte("No container running\n"))
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return
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}
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tail := request.URL.Query().Get("tail")
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if tail == "" {
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tail = defaultLogTail
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}
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logs, logsErr := h.docker.ContainerLogs(
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request.Context(),
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application.ContainerID.String,
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tail,
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)
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if logsErr != nil {
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h.log.Error("failed to get container logs",
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"error", logsErr,
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"app", application.Name,
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"container", application.ContainerID.String,
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)
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_, _ = writer.Write([]byte("Failed to fetch container logs\n"))
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return
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}
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_, _ = writer.Write([]byte(logs))
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}
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}
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// addKeyValueToApp is a helper for adding key-value pairs (env vars or labels).
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func (h *Handlers) addKeyValueToApp(
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writer http.ResponseWriter,
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request *http.Request,
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createAndSave func(
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ctx context.Context,
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application *models.App,
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key, value string,
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) error,
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) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil || application == nil {
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http.NotFound(writer, request)
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return
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}
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parseErr := request.ParseForm()
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if parseErr != nil {
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http.Error(writer, "Bad Request", http.StatusBadRequest)
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return
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}
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key := request.FormValue("key")
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value := request.FormValue("value")
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if key == "" || value == "" {
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http.Redirect(writer, request, "/apps/"+application.ID, http.StatusSeeOther)
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return
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}
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saveErr := createAndSave(request.Context(), application, key, value)
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if saveErr != nil {
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h.log.Error("failed to add key-value pair", "error", saveErr)
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}
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http.Redirect(writer, request, "/apps/"+application.ID, http.StatusSeeOther)
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}
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// HandleEnvVarAdd handles adding an environment variable.
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func (h *Handlers) HandleEnvVarAdd() http.HandlerFunc {
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return func(writer http.ResponseWriter, request *http.Request) {
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h.addKeyValueToApp(
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writer,
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request,
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func(ctx context.Context, application *models.App, key, value string) error {
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envVar := models.NewEnvVar(h.db)
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envVar.AppID = application.ID
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envVar.Key = key
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envVar.Value = value
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return envVar.Save(ctx)
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},
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)
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}
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}
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// HandleEnvVarDelete handles deleting an environment variable.
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func (h *Handlers) HandleEnvVarDelete() http.HandlerFunc {
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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envVarIDStr := chi.URLParam(request, "envID")
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envVarID, parseErr := strconv.ParseInt(envVarIDStr, 10, 64)
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if parseErr != nil {
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http.NotFound(writer, request)
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return
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}
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envVar, findErr := models.FindEnvVar(request.Context(), h.db, envVarID)
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if findErr != nil || envVar == nil {
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http.NotFound(writer, request)
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return
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}
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deleteErr := envVar.Delete(request.Context())
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if deleteErr != nil {
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h.log.Error("failed to delete env var", "error", deleteErr)
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}
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http.Redirect(writer, request, "/apps/"+appID, http.StatusSeeOther)
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}
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}
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// HandleLabelAdd handles adding a label.
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func (h *Handlers) HandleLabelAdd() http.HandlerFunc {
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return func(writer http.ResponseWriter, request *http.Request) {
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h.addKeyValueToApp(
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writer,
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request,
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func(ctx context.Context, application *models.App, key, value string) error {
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label := models.NewLabel(h.db)
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label.AppID = application.ID
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label.Key = key
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label.Value = value
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return label.Save(ctx)
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},
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)
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}
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}
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// HandleLabelDelete handles deleting a label.
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func (h *Handlers) HandleLabelDelete() http.HandlerFunc {
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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labelIDStr := chi.URLParam(request, "labelID")
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labelID, parseErr := strconv.ParseInt(labelIDStr, 10, 64)
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if parseErr != nil {
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http.NotFound(writer, request)
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return
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}
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label, findErr := models.FindLabel(request.Context(), h.db, labelID)
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if findErr != nil || label == nil {
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http.NotFound(writer, request)
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return
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}
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deleteErr := label.Delete(request.Context())
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if deleteErr != nil {
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h.log.Error("failed to delete label", "error", deleteErr)
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}
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http.Redirect(writer, request, "/apps/"+appID, http.StatusSeeOther)
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}
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}
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// HandleVolumeAdd handles adding a volume mount.
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func (h *Handlers) HandleVolumeAdd() http.HandlerFunc {
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return func(writer http.ResponseWriter, request *http.Request) {
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appID := chi.URLParam(request, "id")
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application, findErr := models.FindApp(request.Context(), h.db, appID)
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if findErr != nil || application == nil {
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http.NotFound(writer, request)
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return
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}
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parseErr := request.ParseForm()
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if parseErr != nil {
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http.Error(writer, "Bad Request", http.StatusBadRequest)
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return
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}
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hostPath := request.FormValue("host_path")
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containerPath := request.FormValue("container_path")
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readOnly := request.FormValue("readonly") == "1"
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if hostPath == "" || containerPath == "" {
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http.Redirect(
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writer,
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request,
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"/apps/"+application.ID,
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http.StatusSeeOther,
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)
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return
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}
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volume := models.NewVolume(h.db)
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volume.AppID = application.ID
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volume.HostPath = hostPath
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volume.ContainerPath = containerPath
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volume.ReadOnly = readOnly
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saveErr := volume.Save(request.Context())
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if saveErr != nil {
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h.log.Error("failed to add volume", "error", saveErr)
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}
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http.Redirect(writer, request, "/apps/"+application.ID, http.StatusSeeOther)
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}
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}
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|
|
|
// HandleVolumeDelete handles deleting a volume mount.
|
|
func (h *Handlers) HandleVolumeDelete() http.HandlerFunc {
|
|
return func(writer http.ResponseWriter, request *http.Request) {
|
|
appID := chi.URLParam(request, "id")
|
|
volumeIDStr := chi.URLParam(request, "volumeID")
|
|
|
|
volumeID, parseErr := strconv.ParseInt(volumeIDStr, 10, 64)
|
|
if parseErr != nil {
|
|
http.NotFound(writer, request)
|
|
|
|
return
|
|
}
|
|
|
|
volume, findErr := models.FindVolume(request.Context(), h.db, volumeID)
|
|
if findErr != nil || volume == nil {
|
|
http.NotFound(writer, request)
|
|
|
|
return
|
|
}
|
|
|
|
deleteErr := volume.Delete(request.Context())
|
|
if deleteErr != nil {
|
|
h.log.Error("failed to delete volume", "error", deleteErr)
|
|
}
|
|
|
|
http.Redirect(writer, request, "/apps/"+appID, http.StatusSeeOther)
|
|
}
|
|
}
|