Merge pull request #215 from FlowFuse/213-health-check-message

Provide better health check message when waiting for NR to start

Author: hardillb

lib/launcher.js

@@ -423,7 +423,11 @@ class Launcher {
                 const res = await got.head(pollUrl, opts)
                 statusCode = res.statusCode || 500
             } catch (error) {
-                this.logBuffer.add({ level: 'system', msg: `Node-RED health check failed: ${error.toString()} (${pollUrl})` })
+                if (this.state === States.STARTING) {
+                    this.logBuffer.add({ level: 'system', msg: 'Node-RED health check: waiting for Node-RED to start' })
+                } else {
+                    this.logBuffer.add({ level: 'system', msg: `Node-RED health check failed: ${error.toString()} (${pollUrl})` })
+                }
                 console.log('Failed to poll NR on ', pollUrl, error)
                 statusCode = error.response?.statusCode || 500
             }