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-rw-r--r--build/docker/.gitignore2
-rw-r--r--build/docker/Makefile73
2 files changed, 69 insertions, 6 deletions
diff --git a/build/docker/.gitignore b/build/docker/.gitignore
new file mode 100644
index 000000000..2585910ce
--- /dev/null
+++ b/build/docker/.gitignore
@@ -0,0 +1,2 @@
+.docker*
+ubuntu-builder/Dockerfile
diff --git a/build/docker/Makefile b/build/docker/Makefile
index d4423b0a2..783881e8d 100644
--- a/build/docker/Makefile
+++ b/build/docker/Makefile
@@ -1,5 +1,5 @@
##############################################################################
-# Copyright (c) 2015 Ericsson AB and others.
+# Copyright (c) 2015,2016 Ericsson AB and others.
# stefan.k.berg@ericsson.com
# jonas.bjurel@ericsson.com
# All rights reserved. This program and the accompanying materials
@@ -12,6 +12,15 @@ SHELL = /bin/bash
FILES = $(wildcard ubuntu-builder/*) runcontext
DOCKER_VER := $(shell [[ "$$(docker version --format '{{.Client.Version}}')" =~ ([0-9]+)\.([0-9]+) ]] && echo $$(( $${BASH_REMATCH[1]} * 100 + $${BASH_REMATCH[2]} )))
+# Builder tag lifespan, force container rebuild X days after tag creation
+DOCKER_KEEP = 1 days
+DOCKER_IMG = opnfv.org/ubuntu-builder
+DOCKER_TAG = ${DOCKER_IMG}:14.04
+# Shell contruct for checking our tag object did not expire
+DOCKER_EXPIRED = D_TAG_BIRTH=`docker inspect --format="{{.Created}}" \
+ ${DOCKER_TAG} 2>/dev/null`; test -z "$$D_TAG_BIRTH" -o `date +%s` -gt \
+ `date -d "$$D_TAG_BIRTH +${DOCKER_KEEP}" +%s`; echo $$?
+
# Don't use -f flag when docker is newer than 1.9
# https://docs.docker.com/engine/deprecated/#/f-flag-on-docker-tag
ifeq ($(shell echo "$(DOCKER_VER)>109" | bc), 1)
@@ -23,7 +32,7 @@ endif
.PHONY: all
all: .docker
-.docker: $(FILES)
+.dockercfg: $(FILES)
cp Dockerfile ubuntu-builder/Dockerfile
# Only add proxy ENVs where set in host - needed to pull the base Ubuntu image
test -n "${http_proxy}" && sed -i "s;INSERT_HTTP_PROXY;${http_proxy};" ubuntu-builder/Dockerfile || exit 0
@@ -33,10 +42,62 @@ all: .docker
test -n "${HTTPS_PROXY}" && sed -i "s;INSERT_HTTPS_PROXY;${HTTPS_PROXY};" ubuntu-builder/Dockerfile || exit 0
test -n "${NO_PROXY}" && sed -i "s;INSERT_NO_PROXY;${NO_PROXY};" ubuntu-builder/Dockerfile || exit 0
sed -i '/INSERT_/d' ubuntu-builder/Dockerfile
- /usr/bin/docker build --rm=true --no-cache=true -t opnfv.org/ubuntu-builder:14.04 ubuntu-builder
- /usr/bin/docker tag ${tag_flags} opnfv.org/ubuntu-builder:14.04 opnfv.org/ubuntu-builder
- touch .docker
+ touch $@
+
+.docker: .dockercfg
+ @if test -f .cacheid -o "$(shell ${DOCKER_EXPIRED})" -eq "0"; then \
+ /usr/bin/docker build --rm=true --no-cache=true \
+ -t ${DOCKER_TAG} ubuntu-builder && \
+ /usr/bin/docker tag ${tag_flags} ${DOCKER_TAG} ${DOCKER_IMG}; \
+ else \
+ echo "Docker: Tag '${DOCKER_TAG}' was created less than" \
+ "${DOCKER_KEEP} ago, skipping re-build."; \
+ fi
+ touch $@
+ test -f .cacheid && $(MAKE) -f Makefile put-cache || exit 0
.PHONY: clean
clean:
- rm -f .docker ubuntu-builder/Dockerfile
+ rm -f .docker* ubuntu-builder/Dockerfile
+
+.PHONY: deepclean
+deepclean: clean clean-cache
+
+##############################################################################
+# Cache operations - only used when building through ci/build.sh
+##############################################################################
+
+# NOTE: For docker, we only get/put cache to fingerprint build scripts and
+# env vars, its cached data holds only an empty .docker file.
+
+# Create a unique hash to be used for getting and putting cache, based on:
+# - ubuntu-builder Dockerfile (includes eventual proxy env vars), runcontext;
+# - The contents of this Makefile
+.cacheid: .dockercfg
+ sha1sum Makefile runcontext $(wildcard ubuntu-builder/*) > .cachedata
+ cat .cachedata | $(CACHETOOL) getid > .cacheid
+
+# Clean local data related to caching - called prior to ordinary build
+.PHONY: clean-cache
+clean-cache:
+ rm -f .cachedata .cacheid
+
+# Try to download cache - called prior to ordinary build
+.PHONY: get-cache
+get-cache: .cacheid
+ @if $(CACHETOOL) check $(shell cat .cacheid); then \
+ if test "$(shell ${DOCKER_EXPIRED})" -eq "0"; then \
+ echo "Docker: Tag '${DOCKER_TAG}' missing" \
+ "or older than ${DOCKER_KEEP}, not using it."; \
+ else \
+ touch .docker; \
+ fi; \
+ else \
+ echo "No cache item found for $(shell cat .cacheid)" ;\
+ exit 0;\
+ fi
+
+# Store cache if not already stored - called after ordinary build
+.PHONY: put-cache
+put-cache: .cacheid
+ @tar cf - .docker | $(CACHETOOL) put $(shell cat .cacheid)