From 4bd5154655d517994b7071d385a3e0c25a484fcb Mon Sep 17 00:00:00 2001
From: Carlos Sanchez <carlos@apache.org>
Date: Fri, 1 Feb 2019 13:45:08 +0100
Subject: [PATCH] Add flagger demo instructions

---
 .../templates/canary.yaml                     |  6 ++--
 flagger/README.md                             | 29 +++++++++++++++++++
 flagger/croc-hunter-canary.yaml               |  6 ++--
 3 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/charts/croc-hunter-jenkinsx/templates/canary.yaml b/charts/croc-hunter-jenkinsx/templates/canary.yaml
index 2f1b637..a76b319 100644
--- a/charts/croc-hunter-jenkinsx/templates/canary.yaml
+++ b/charts/croc-hunter-jenkinsx/templates/canary.yaml
@@ -30,7 +30,7 @@ spec:
     - croc-hunter.istio.eu.g.csanchez.org
   canaryAnalysis:
     # schedule interval (default 60s)
-    interval: 15s
+    interval: 30s
     # max number of failed metric checks before rollback
     threshold: 5
     # max traffic percentage routed to canary
@@ -44,10 +44,10 @@ spec:
       # minimum req success rate (non 5xx responses)
       # percentage (0-100)
       threshold: 99
-      interval: 30s
+      interval: 60s
     - name: istio_request_duration_seconds_bucket
       # maximum req duration P99
       # milliseconds
       threshold: 500
-      interval: 30s
+      interval: 60s
 {{- end }}
diff --git a/flagger/README.md b/flagger/README.md
index 00d534e..375e041 100644
--- a/flagger/README.md
+++ b/flagger/README.md
@@ -26,3 +26,32 @@ Go to the `canary-analysis` dashboard and select
 * namespace: `jx-production`
 * primary: `jx-production-croc-hunter-jenkinsx-primary`
 * canary: `jx-production-croc-hunter-jenkinsx`
+
+to see the roll out metrics.
+
+# Prometheus Metrics
+
+    kubectl --namespace istio-system port-forward deploy/prometheus 9090
+
+# Demo
+
+Promote to production
+
+    jx promote croc-hunter-jenkinsx --env production --version 0.0.xxx
+
+Tail the flagger logs
+
+    kail -d flagger --since=5m
+
+Generate traffic to show the version served
+
+    while true; do
+        out=$(curl -sSL -w "%{http_code}" http://croc-hunter.istio.us.g.csanchez.org/)
+        date="$(date +%R:%S)"; echo -n $date
+        echo -n "$out" | tail -n 1 ; echo -n "-" ; echo "$out" | grep Release | grep -o '\d*\.\d*\.\d*'
+    done
+
+Generate delays and errors to show automatic rollbacks
+
+    watch curl -sSL http://croc-hunter.istio.us.g.csanchez.org/delay?wait=5
+    watch curl -sSL http://croc-hunter.istio.us.g.csanchez.org/status?code=500
diff --git a/flagger/croc-hunter-canary.yaml b/flagger/croc-hunter-canary.yaml
index b63f44a..7eb4da1 100644
--- a/flagger/croc-hunter-canary.yaml
+++ b/flagger/croc-hunter-canary.yaml
@@ -30,7 +30,7 @@ spec:
     - croc-hunter.istio.eu.g.csanchez.org
   canaryAnalysis:
     # schedule interval (default 60s)
-    interval: 15s
+    interval: 30s
     # max number of failed metric checks before rollback
     threshold: 5
     # max traffic percentage routed to canary
@@ -44,9 +44,9 @@ spec:
       # minimum req success rate (non 5xx responses)
       # percentage (0-100)
       threshold: 99
-      interval: 30s
+      interval: 60s
     - name: istio_request_duration_seconds_bucket
       # maximum req duration P99
       # milliseconds
       threshold: 500
-      interval: 30s
\ No newline at end of file
+      interval: 60s
\ No newline at end of file