FAB-16812 Update bootstrap script

This patch adds a logic to pull the docker images based on the
version passed to the script. As nodeenv and baseos images are
not available in all the release branches, the image list is
updated accordingly. Also, renamed the function names appropritely.

Signed-off-by: rameshthoomu <rameshbabu.thoomu@gmail.com>
Change-Id: I64132f8f086b26ebca2200dc78ac429388883309

Author: rameshthoomu

scripts/bootstrap.sh

@@ -27,38 +27,24 @@ printHelp() {
     echo "would download docker images and binaries for version 1.4.4"
 }
 
-# dockerFabricPull() pulls docker images from fabric and chaincode repositories
+# dockerPull() pulls docker images from fabric and chaincode repositories
 # note, if a docker image doesn't exist for a requested release, it will simply
 # be skipped, since this script doesn't terminate upon errors.
-dockerFabricPull() {
-    local FABRIC_TAG=$1
-    for IMAGES in peer orderer ccenv tools baseos nodeenv javaenv; do
-        echo "==> FABRIC IMAGE: $IMAGES"
-        echo
-        docker pull "hyperledger/fabric-$IMAGES:$FABRIC_TAG"
-        docker tag "hyperledger/fabric-$IMAGES:$FABRIC_TAG" "hyperledger/fabric-$IMAGES"
-    done
-}
 
-dockerThirdPartyImagesPull() {
-    local THIRDPARTY_TAG=$1
-    for IMAGES in couchdb kafka zookeeper; do
-        echo "==> THIRDPARTY DOCKER IMAGE: $IMAGES"
-        echo
-        docker pull "hyperledger/fabric-$IMAGES:$THIRDPARTY_TAG"
-        docker tag "hyperledger/fabric-$IMAGES:$THIRDPARTY_TAG" "hyperledger/fabric-$IMAGES"
+dockerPull() {
+    image_tag=$1
+    shift
+    while [[ $# -gt 0 ]]
+    do
+        image_name="$1"
+        echo "====> hyperledger/fabric-$image_name:$image_tag"
+        docker pull "hyperledger/fabric-$image_name:$image_tag"
+        docker tag "hyperledger/fabric-$image_name:$image_tag" "hyperledger/fabric-$image_name"
+        shift
     done
 }
 
-dockerCaPull() {
-    local CA_TAG=$1
-    echo "==> FABRIC CA IMAGE"
-    echo
-    docker pull "hyperledger/fabric-ca:$CA_TAG"
-    docker tag "hyperledger/fabric-ca:$CA_TAG" "hyperledger/fabric-ca"
-}
-
-samplesInstall() {
+cloneSamplesRepo() {
     # clone (if needed) hyperledger/fabric-samples and checkout corresponding
     # version to the binaries and docker images to be downloaded
     if [ -d first-network ]; then
@@ -90,7 +76,7 @@ download() {
     fi
 }
 
-binariesInstall() {
+pullBinaries() {
     echo "===> Downloading version ${FABRIC_TAG} platform specific fabric binaries"
     download "${BINARY_FILE}" "https://github.com/hyperledger/fabric/releases/download/v${VERSION}/${BINARY_FILE}"
     if [ $? -eq 22 ]; then
@@ -110,16 +96,30 @@ binariesInstall() {
     fi
 }
 
-dockerInstall() {
+pullDockerImages() {
     command -v docker >& /dev/null
     NODOCKER=$?
     if [ "${NODOCKER}" == 0 ]; then
+        FABRIC_IMAGES=(peer orderer ccenv tools)
+        case "$VERSION" in
+        1.*)
+            FABRIC_IMAGES+=(javaenv)
+            shift
+            ;;
+        2.*)
+            FABRIC_IMAGES+=(nodeenv baseos javaenv)
+            shift
+            ;;
+        esac
+        echo "FABRIC_IMAGES:" "${FABRIC_IMAGES[@]}"
         echo "===> Pulling fabric Images"
-        dockerFabricPull "${FABRIC_TAG}"
+        dockerPull "${FABRIC_TAG}" "${FABRIC_IMAGES[@]}"
         echo "===> Pulling fabric ca Image"
-        dockerCaPull "${CA_TAG}"
+        CA_IMAGE=(ca)
+        dockerPull "${CA_TAG}" "${CA_IMAGE[@]}"
         echo "===> Pulling thirdparty docker images"
-        dockerThirdPartyImagesPull "${THIRDPARTY_TAG}"
+        THIRDPARTY_IMAGES=(zookeeper kafka couchdb)
+        dockerPull "${THIRDPARTY_TAG}" "${THIRDPARTY_IMAGES[@]}"
         echo
         echo "===> List out hyperledger docker images"
         docker images | grep hyperledger
@@ -179,19 +179,19 @@ done
 
 if [ "$SAMPLES" == "true" ]; then
     echo
-    echo "Installing hyperledger/fabric-samples repo"
+    echo "Clone hyperledger/fabric-samples repo"
     echo
-    samplesInstall
+    cloneSamplesRepo
 fi
 if [ "$BINARIES" == "true" ]; then
     echo
-    echo "Installing Hyperledger Fabric binaries"
+    echo "Pull Hyperledger Fabric binaries"
     echo
-    binariesInstall
+    pullBinaries
 fi
 if [ "$DOCKER" == "true" ]; then
     echo
-    echo "Installing Hyperledger Fabric docker images"
+    echo "Pull Hyperledger Fabric docker images"
     echo
-    dockerInstall
+    pullDockerImages
 fi