[BUILD] Run unit-tests within docker

We create a new docker container "testenv" and use this to
execute unit tests.  We will add support for running other
aspects of the build (linter, protoc, behave) later in
the series.

Change-Id: Ic6cf20a5cd04b412e6bd786b6f13809fef413677
Signed-off-by: Greg Haskins <gregory.haskins@gmail.com>

Makefile

@@ -54,6 +54,8 @@ OS=$(shell uname)
 CHAINTOOL_RELEASE=v0.10.0
 BASEIMAGE_RELEASE=$(shell cat ./.baseimage-release)
 
+export GO_LDFLAGS
+
 DOCKER_TAG=$(ARCH)-$(PROJECT_VERSION)
 BASE_DOCKER_TAG=$(ARCH)-$(BASEIMAGE_RELEASE)
 
@@ -73,7 +75,7 @@ GOSHIM_DEPS = $(shell ./scripts/goListFiles.sh $(PKGNAME)/core/chaincode/shim |
 JAVASHIM_DEPS =  $(shell git ls-files core/chaincode/shim/java)
 PROTOS = $(shell git ls-files *.proto | grep -v vendor)
 PROJECT_FILES = $(shell git ls-files)
-IMAGES = peer orderer ccenv javaenv
+IMAGES = peer orderer ccenv javaenv testenv
 
 pkgmap.peer           := $(PKGNAME)/peer
 pkgmap.orderer        := $(PKGNAME)/orderer
@@ -103,8 +105,10 @@ peer-docker: build/image/peer/.dummy
 orderer: build/bin/orderer
 orderer-docker: build/image/orderer/.dummy
 
-unit-test: peer-docker gotools
-	@./scripts/goUnitTests.sh $(DOCKER_TAG) "$(GO_LDFLAGS)"
+testenv: build/image/testenv/.dummy
+
+unit-test: peer-docker testenv
+	cd unit-test && docker-compose up --abort-on-container-exit --force-recreate && docker-compose down
 
 unit-tests: unit-test
 
@@ -120,19 +124,6 @@ linter: gotools
 	@echo "LINT: Running code checks.."
 	@./scripts/golinter.sh
 
-# We (re)build protoc-gen-go from within docker context so that
-# we may later inject the binary into a different docker environment
-# This is necessary since we cannot guarantee that binaries built
-# on the host natively will be compatible with the docker env.
-%/bin/protoc-gen-go: Makefile
-	@echo "Building $@"
-	@mkdir -p $(@D)
-	@$(DRUN) \
-		-v $(abspath vendor/github.com/golang/protobuf):/opt/gopath/src/github.com/golang/protobuf \
-		-v $(abspath $(@D)):/opt/gopath/bin \
-		hyperledger/fabric-baseimage:$(BASE_DOCKER_TAG) \
-		go install github.com/golang/protobuf/protoc-gen-go
-
 build/bin/chaintool: Makefile
 	@echo "Installing chaintool"
 	@mkdir -p $(@D)
@@ -159,6 +150,16 @@ build/docker/bin/%: $(PROJECT_FILES)
 build/bin:
 	mkdir -p $@
 
+build/docker/gotools/bin/protoc-gen-go: build/docker/gotools
+
+build/docker/gotools: gotools/Makefile
+	@mkdir -p $@/bin $@/obj
+	@$(DRUN) \
+		-v $(abspath $@):/opt/gotools \
+		-w /opt/gopath/src/$(PKGNAME)/gotools \
+		hyperledger/fabric-baseimage:$(BASE_DOCKER_TAG) \
+		make install BINDIR=/opt/gotools/bin OBJDIR=/opt/gotools/obj
+
 # Both peer and peer-docker depend on ccenv and javaenv (all docker env images it supports)
 build/bin/peer: build/image/ccenv/.dummy build/image/javaenv/.dummy
 build/image/peer/.dummy: build/image/ccenv/.dummy build/image/javaenv/.dummy
@@ -171,7 +172,7 @@ build/bin/%: $(PROJECT_FILES)
 	@touch $@
 
 # payload definitions'
-build/image/ccenv/payload:      build/docker/bin/protoc-gen-go \
+build/image/ccenv/payload:      build/docker/gotools/bin/protoc-gen-go \
 				build/bin/chaintool \
 				build/goshim.tar.bz2
 build/image/javaenv/payload:    build/javashim.tar.bz2 \
@@ -182,6 +183,7 @@ build/image/peer/payload:       build/docker/bin/peer \
 				msp/peer-config.json
 build/image/orderer/payload:    build/docker/bin/orderer \
 				orderer/orderer.yaml
+build/image/testenv/payload:    build/gotools.tar.bz2
 
 build/image/%/payload:
 	mkdir -p $@
@@ -198,6 +200,9 @@ build/image/%/.dummy: Makefile build/image/%/payload
 	docker tag $(PROJECT_NAME)-$(TARGET) $(PROJECT_NAME)-$(TARGET):$(DOCKER_TAG)
 	@touch $@
 
+build/gotools.tar.bz2: build/docker/gotools
+	(cd $</bin && tar -jc *) > $@
+
 build/goshim.tar.bz2: $(GOSHIM_DEPS)
 	@echo "Creating $@"
 	@tar -jhc -C $(GOPATH)/src $(patsubst $(GOPATH)/src/%,%,$(GOSHIM_DEPS)) > $@

images/testenv/Dockerfile.in

@@ -0,0 +1,3 @@
+FROM hyperledger/fabric-baseimage:_BASE_TAG_
+ADD payload/gotools.tar.bz2 /usr/local/bin/
+WORKDIR /opt/gopath/src/github.com/hyperledger/fabric

unit-test/docker-compose.yml

@@ -0,0 +1,21 @@
+vp:
+  image: hyperledger/fabric-peer
+  expose:
+    - 7051
+  environment:
+    - CORE_PEER_ADDRESSAUTODETECT=true
+  volumes:
+    - /var/run/docker.sock:/var/run/docker.sock
+
+unit-tests:
+  image: hyperledger/fabric-testenv
+  links:
+    - vp
+  environment:
+    - UNIT_TEST_PEER_IP=vp
+    - GO_LDFLAGS
+    - OUTPUT
+  volumes:
+    - /var/run/docker.sock:/var/run/docker.sock
+    - ${GOPATH}/src/github.com/hyperledger/fabric:/opt/gopath/src/github.com/hyperledger/fabric
+  command: ./unit-test/run.sh

scripts/goUnitTests.sh → unit-test/run.sh

@@ -2,37 +2,17 @@
 
 set -e
 
-TAG=$1
-GO_LDFLAGS=$2
-
-BASEIMAGE="hyperledger/fabric-peer"
-IMAGE=$BASEIMAGE
-
-if [ "$TAG" != "" ]
-then
-    IMAGE="$BASEIMAGE:$TAG"
-fi
-
-echo "Running unit tests using $IMAGE"
-
 echo -n "Obtaining list of tests to run.."
 # Some examples don't play nice with `go test`
-PKGS=`go list github.com/hyperledger/fabric/... | grep -v /vendor/ | \
+PKGS=`go list github.com/hyperledger/fabric/... 2> /dev/null | \
+                                                  grep -v /vendor/ | \
                                                   grep -v /build/ | \
 	                                          grep -v /examples/chaincode/chaintool/ | \
 						  grep -v /examples/chaincode/go/asset_management | \
 						  grep -v /examples/chaincode/go/utxo | \
-						  grep -v /examples/chaincode/go/rbac_tcerts_no_attrs` 
-echo "DONE!"
-
-echo -n "Starting peer.."
-CID=`docker run -dit -p 7051:7051 $IMAGE peer node start`
-cleanup() {
-    echo "Stopping peer.."
-    docker kill $CID 2>&1 > /dev/null
-}
-trap cleanup 0
+						  grep -v /examples/chaincode/go/rbac_tcerts_no_attrs`
 echo "DONE!"
 
 echo "Running tests..."
 gocov test -ldflags "$GO_LDFLAGS" $PKGS -p 1 -timeout=20m | gocov-xml > report.xml
+