Added a docker-compose for hotrod e2e test (jaegertracing#5740)

## Which problem is this PR solving?
- jaegertracing#5735

## Description of the changes
- added docker-compose file to test hotrod so that is can connect to
jaeger

## How was this change tested?
- 

## Checklist
- [ ] I have read
https://github.com/jaegertracing/jaeger/blob/master/CONTRIBUTING_GUIDELINES.md
- [ ] I have signed all commits
- [ ] I have added unit tests for the new functionality
- [ ] I have run lint and test steps successfully
  - for `jaeger`: `make lint test`
  - for `jaeger-ui`: `yarn lint` and `yarn test`

---------

Signed-off-by: mehul gautam <[email protected]>
Co-authored-by: mehul gautam <[email protected]>

.github/workflows/ci-docker-hotrod.yml

@@ -51,5 +51,5 @@ jobs:
         QUAY_TOKEN: ${{ secrets.QUAY_TOKEN }}
 
     - name: Print logs from hotrod
-      run: docker logs example-hotrod
+      run: docker compose -f ./examples/hotrod/docker-compose.yml logs
       if: failure()

examples/hotrod/docker-compose.yml

@@ -1,11 +1,10 @@
 version: '3.7'
-
 # To run a specific version of Jaeger, use environment variable, e.g.:
 #     JAEGER_VERSION=1.52 docker compose up
 
 services:
   jaeger:
-    image: jaegertracing/all-in-one:${JAEGER_VERSION:-latest}
+    image: ${REGISTRY:-}jaegertracing/all-in-one:${JAEGER_VERSION:-latest}
     ports:
       - "16686:16686"
       - "4317:4317"
@@ -14,8 +13,9 @@ services:
       - LOG_LEVEL=debug
     networks:
       - jaeger-example
+
   hotrod:
-    image: jaegertracing/example-hotrod:${JAEGER_VERSION:-latest}
+    image: ${REGISTRY:-}jaegertracing/example-hotrod:${JAEGER_VERSION:-latest}
     # To run the latest trunk build, find the tag at Docker Hub and use the line below
     # https://hub.docker.com/r/jaegertracing/example-hotrod-snapshot/tags
     #image: jaegertracing/example-hotrod-snapshot:0ab8f2fcb12ff0d10830c1ee3bb52b745522db6c

scripts/hotrod-integration-test.sh

@@ -2,32 +2,83 @@
 
 set -euxf -o pipefail
 
+docker_compose_file="./examples/hotrod/docker-compose.yml"
+platforms="linux/amd64,linux/s390x,linux/ppc64le,linux/arm64"
+
+teardown() {
+  echo "Tearing down..."
+  docker compose -f "$docker_compose_file" down
+}
+trap teardown EXIT
+
 make build-examples GOOS=linux GOARCH=amd64
 make build-examples GOOS=linux GOARCH=s390x
 make build-examples GOOS=linux GOARCH=ppc64le
 make build-examples GOOS=linux GOARCH=arm64
 
-REPO=jaegertracing/example-hotrod
-platforms="linux/amd64,linux/s390x,linux/ppc64le,linux/arm64"
 make prepare-docker-buildx
+make create-baseimg
 
-# build image locally (-l) for integration test
+# Loop through each platform (separated by commas)
+for platform in $(echo "$platforms" | tr ',' ' '); do
+  # Extract the architecture from the platform string
+  arch=${platform##*/}  # Remove everything before the last slash
+  make "build-all-in-one" GOOS=linux GOARCH="${arch}"
+done
+
+# Build image locally (-l) for integration test
 bash scripts/build-upload-a-docker-image.sh -l -c example-hotrod -d examples/hotrod -p "${platforms}"
+bash scripts/build-upload-a-docker-image.sh -l -b -c all-in-one -d cmd/all-in-one -p "${platforms}" -t release
 
-# pass --name example-hotrod so that we can do `docker logs example-hotrod` later
-export CID
-CID=$(docker run -d --name example-hotrod -p 8080:8080 "localhost:5000/${REPO}:${GITHUB_SHA}")
+JAEGER_VERSION=$GITHUB_SHA REGISTRY="localhost:5000/" docker compose -f "$docker_compose_file" up -d
 
 i=0
-while [[ "$(curl -s -o /dev/null -w '%{http_code}' localhost:8080)" != "200" && ${i} -lt 30 ]]; do
+while [[ "$(curl -s -o /dev/null -w '%{http_code}' localhost:8080)" != "200" && $i -lt 30 ]]; do
   sleep 1
   i=$((i+1))
 done
+
 body=$(curl localhost:8080)
 if [[ $body != *"Rides On Demand"* ]]; then
   echo "String \"Rides On Demand\" is not present on the index page"
   exit 1
 fi
-docker rm -f "$CID"
 
-bash scripts/build-upload-a-docker-image.sh -c example-hotrod -d examples/hotrod -p "${platforms}"
+response=$(curl -i -X POST "http://localhost:8080/dispatch?customer=123")
+TRACE_ID=$(echo "$response" | grep -Fi "Traceresponse:" | awk '{print $2}' | cut -d '-' -f 2)
+
+if [ -n "$TRACE_ID" ]; then
+  echo "TRACE_ID is not empty: $TRACE_ID"
+else
+  echo "TRACE_ID is empty"
+  exit 1
+fi
+
+JAEGER_QUERY_URL="http://localhost:16686"
+EXPECTED_SPANS=35
+MAX_RETRIES=30
+SLEEP_INTERVAL=10
+
+# Function to poll Jaeger for the trace
+poll_jaeger() {
+  local trace_id=$1
+  local url="${JAEGER_QUERY_URL}/api/traces/${trace_id}"
+
+  curl -s "${url}" | jq '.data[0].spans | length' || echo "0"
+}
+
+# Polling loop
+for ((i=1; i<=MAX_RETRIES; i++)); do
+  span_count=$(poll_jaeger "${TRACE_ID}")
+
+  if [[ "$span_count" -ge "$EXPECTED_SPANS" ]]; then
+    echo "Trace found with $span_count spans."
+    exit 0
+  fi
+
+  echo "Retry $i/$MAX_RETRIES: Trace not found or insufficient spans ($span_count/$EXPECTED_SPANS). Retrying in $SLEEP_INTERVAL seconds..."
+  sleep $SLEEP_INTERVAL
+done
+
+echo "Failed to find the trace with the expected number of spans within the timeout period."
+exit 1