backoff pubsub emulator to last-known good (#2535)

Signed-off-by: Bob Callaway <[email protected]>

Author: bobcallaway

Dockerfile.pubsub-emulator

@@ -1,3 +1,3 @@
 # gcloud sdk for pubsub emulator with netcat added for the startup health check
-FROM gcr.io/google.com/cloudsdktool/google-cloud-cli:527.0.0-emulators@sha256:53e46d1bf89e200a1e6d1e04fbfa9a295ba7dc016600e7e6efe118da2818af57
+FROM gcr.io/google.com/cloudsdktool/google-cloud-cli:525.0.0-emulators@sha256:8f567aab0e9cc5f5dd79c2d81122dfe0ddb8e8ed91932a702a48e849d387f2c1
 RUN apt-get update -y && apt-get install -y netcat-traditional

tests/rekor-harness.sh

@@ -41,7 +41,7 @@ function start_server () {
         replace="\"--trillian_log_server.tlog_id=$TREE_ID\","
         sed -i "s/$search/$replace/" docker-compose.yml
 
-        ${docker_compose} up -d --build rekor-server
+        ${docker_compose} up -d --build
     fi
 
     count=0