Move log capture to script so pipe will propagate failures (apache-spark-on-k8s#266)

Author: robert3005

circle.yml

@@ -76,10 +76,10 @@ deployment:
   release:
     tag: /[0-9]+(?:\.[0-9]+){2,}-palantir\.[0-9]+(?:\.[0-9]+)*/
     commands:
-      - dev/publish.sh | tee -a "$CIRCLE_ARTIFACTS/publish.log"
+      - dev/publish.sh
       - curl -u $BINTRAY_USERNAME:$BINTRAY_PASSWORD -X POST https://api.bintray.com/content/palantir/releases/spark/$(git describe --tags)/publish
   snapshot:
     branch: master
     commands:
-      - dev/publish.sh | tee -a "$CIRCLE_ARTIFACTS/publish.log"
+      - dev/publish.sh
       - curl -u $BINTRAY_USERNAME:$BINTRAY_PASSWORD -X POST https://api.bintray.com/content/palantir/releases/spark/$(git describe --tags)/publish

dev/publish.sh

@@ -26,5 +26,5 @@ make_dist() {
   curl -u $BINTRAY_USERNAME:$BINTRAY_PASSWORD -T $file_name "https://api.bintray.com/content/palantir/releases/spark/${version}/org/apache/spark/${artifact_name}/${version}/${artifact_name}"
 }
 
-publish_artifacts
-make_dist "${PALANTIR_FLAGS[*]}" --clean
+publish_artifacts | tee -a "$CIRCLE_ARTIFACTS/publish.log"
+make_dist "${PALANTIR_FLAGS[*]}" --clean | tee -a "$CIRCLE_ARTIFACTS/publish.log"