From e7da05a41b1ca0bca59f57dbd1f8cbf1767274cf Mon Sep 17 00:00:00 2001
From: Friedrich Wilken <jens.wilken@sap.com>
Date: Mon, 8 Jan 2024 16:40:48 +0100
Subject: [PATCH] add retry logic to the build jobs validation

compare to https://github.com/kyma-project/eventing-manager/blob/main/scripts/verify-status.sh
---
 .github/scripts/check-prow-build-job.sh | 77 ++++++++++++++++++++++---
 1 file changed, 68 insertions(+), 9 deletions(-)

diff --git a/.github/scripts/check-prow-build-job.sh b/.github/scripts/check-prow-build-job.sh
index 5d81b24a..32e24f27 100755
--- a/.github/scripts/check-prow-build-job.sh
+++ b/.github/scripts/check-prow-build-job.sh
@@ -11,15 +11,74 @@ set -o pipefail # prevents errors in a pipeline from being masked
 echo "Checking status of POST Jobs for NATS-Manager"
 
 REF_NAME="${1:-"main"}"
+TIMEOUT_TIME="${2:-600}"
+INTERVAL_TIME="${3:-3}"
+INITIAL_WAIT_TIME="${4:-30}"
+
+# Generate job Status URL
 STATUS_URL="https://api.github.com/repos/kyma-project/nats-manager/commits/${REF_NAME}/status"
-fullstatus=$(curl -L -H "Accept: application/vnd.github+json" -H "X-GitHub-Api-Version: 2022-11-28" ${STATUS_URL} | head -n 2)
+echo "checking at ULR ${STATUS_URL}"
+
+# Dates
+START_TIME=$(date +%s)
+TODAY_DATE=$(date '+%Y-%m-%d')
+
+# Retry function
+function retry {
+
+	# Get status result
+	local statusresult=$(curl -L -H "Accept: application/vnd.github+json" -H "X-GitHub-Api-Version: 2022-11-28" ${STATUS_URL})
+
+	# Get overall state
+	fullstatus=$(echo $statusresult | jq '.state' | tr -d '"')
+
+	# Collect latest run related data
+	local latestrun=$(echo $statusresult | jq '.statuses[-1]')
+	local latestrun_state=$(echo $latestrun | jq '.state' | tr -d '"')
+	local latestrun_createdat=$(echo $latestrun | jq '.created_at' | tr -d '"')
+	local latestrun_targeturl=$(echo $latestrun | jq '.target_url' | tr -d '"')
+
+	# Check Today's run data
+	if [[ $latestrun_createdat == *"$TODAY_DATE"* ]]; then
+		echo $latestrun_createdat
+		echo $latestrun_state
+		echo $latestrun_targeturl
+	fi
+
+	# Show all execution for Today
+	echo $statusresult | jq --arg t $TODAY_DATE '.statuses[]|select(.created_at | contains($t))'
+
+	# Date time for time-out
+	local CURRENT_TIME=$(date +%s)
+	local elapsed_time=$((CURRENT_TIME - START_TIME))
+
+	# Check time-out
+	if [ $elapsed_time -ge $TIMEOUT_TIME ]; then
+		echo "Timeout reached. Exiting."
+		exit 1
+	fi
+
+	if [ "$fullstatus" == "success" ]; then
+		echo "Success!"
+	elif [ "$fullstatus" == "failed" ]; then
+		# Show overall state to user
+		echo "$statusresult"
+		echo "Failure! Exiting with an error."
+		exit 1
+	elif [ "$fullstatus" == "pending" ]; then
+		echo "Status is '$fullstatus'. Retrying in $INTERVAL_TIME seconds..."
+		sleep $INTERVAL_TIME
+	else
+		echo "Invalid result: $result"
+		exit 1
+	fi
 
-sleep 10
-echo $fullstatus
+}
 
-if [[ "$fullstatus" == *"success"* ]]; then
-	echo "All jobs succeeded"
-else
-	echo "Jobs failed or pending - Check Prow status"
-	exit 1
-fi
+# Initial wait
+sleep $INITIAL_WAIT_TIME
+# Call retry function
+retry
+while [ "$fullstatus" == "pending" ]; do
+	retry
+done