From 58ff2a2412837b2e438e745ccf3ffc022d111458 Mon Sep 17 00:00:00 2001
From: Jeff Carr <jcarr@wit.com>
Date: Sat, 12 Oct 2024 13:01:31 -0500
Subject: [PATCH] state changes if droplet reboots

Signed-off-by: Jeff Carr <jcarr@wit.com>
---
 http.go |  6 +++++-
 poll.go | 28 ++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/http.go b/http.go
index 772d358..59a30be 100644
--- a/http.go
+++ b/http.go
@@ -68,7 +68,11 @@ func okHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	if tmp == "/uptime" {
-		writeFile(w, "uptime.html")
+		if clusterHealthy() {
+			fmt.Fprintln(w, "GOOD=true")
+		} else {
+			fmt.Fprintln(w, "GOOD=false")
+		}
 		return
 	}
 
diff --git a/poll.go b/poll.go
index e0a8a28..f9c75ab 100644
--- a/poll.go
+++ b/poll.go
@@ -63,3 +63,31 @@ func findDroplet(name string) *DropletT {
 	}
 	return nil
 }
+
+func clusterHealthy() bool {
+	var good = true
+	for _, d := range me.droplets {
+		if d.State != "ON" {
+			continue
+		}
+		dur := time.Since(d.lastpoll) // Calculate the elapsed time
+		if d.CurrentState != "ON" {
+			log.Info("BAD  STATE   ", d.Hostname, "State =", d.State, "CurrentState =", d.CurrentState, shell.FormatDuration(dur))
+			good = false
+		} else {
+			dur := time.Since(d.lastpoll) // Calculate the elapsed time
+			if dur > time.Minute {
+				log.Info("GOOD STATE MISSING", d.Hostname, d.hname, shell.FormatDuration(dur))
+				good = false
+				d.CurrentState = "MISSING"
+			}
+			log.Info("GOOD STATE ON", d.Hostname, d.hname, shell.FormatDuration(dur))
+		}
+	}
+	if good {
+		log.Info("GOOD=true")
+	} else {
+		log.Info("GOOD=false")
+	}
+	return good
+}