Implement GET /logs endpoint for APIv4 (#5778)

api4/system.go

@@ -21,6 +21,8 @@ func InitSystem() {
 	BaseRoutes.ApiRoot.Handle("/email/test", ApiSessionRequired(testEmail)).Methods("POST")
 	BaseRoutes.ApiRoot.Handle("/database/recycle", ApiSessionRequired(databaseRecycle)).Methods("POST")
 	BaseRoutes.ApiRoot.Handle("/caches/invalidate", ApiSessionRequired(invalidateCaches)).Methods("POST")
+
+	BaseRoutes.ApiRoot.Handle("/logs", ApiSessionRequired(getLogs)).Methods("GET")
 }
 
 func getSystemPing(c *Context, w http.ResponseWriter, r *http.Request) {
@@ -94,3 +96,18 @@ func invalidateCaches(c *Context, w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
 	ReturnStatusOK(w)
 }
+
+func getLogs(c *Context, w http.ResponseWriter, r *http.Request) {
+	if !app.SessionHasPermissionTo(c.Session, model.PERMISSION_MANAGE_SYSTEM) {
+		c.SetPermissionError(model.PERMISSION_MANAGE_SYSTEM)
+		return
+	}
+
+	lines, err := app.GetLogs(c.Params.Page, c.Params.PerPage)
+	if err != nil {
+		c.Err = err
+		return
+	}
+
+	w.Write([]byte(model.ArrayToJson(lines)))
+}