Introduced docker images building tools.

pkg/docker/Makefile

@@ -0,0 +1,68 @@
+#!/usr/bin/make
+
+DEFAULT_VERSION := $(shell grep 'define NXT_VERSION' ../../src/nxt_main.h \
+			| sed -e 's/^.*"\(.*\)".*/\1/')
+DEFAULT_RELEASE := 1
+
+VERSION ?= $(DEFAULT_VERSION)
+RELEASE ?= $(DEFAULT_RELEASE)
+CODENAME := stretch
+
+UNIT_VERSION = $(VERSION)-$(RELEASE)~$(CODENAME)
+
+MODULES = python2.7 python3.5 php7.0 go1.7-dev go1.8-dev full minimal
+
+MODULE_php7.0="unit=$${UNIT_VERSION} unit-php=$${UNIT_VERSION}"
+
+MODULE_python2.7="unit=$${UNIT_VERSION} unit-python2.7=$${UNIT_VERSION}"
+
+MODULE_python3.5="unit=$${UNIT_VERSION} unit-python3.5=$${UNIT_VERSION}"
+
+MODULE_go1.7-dev="unit=$${UNIT_VERSION} unit-go1.7=$${UNIT_VERSION} gcc"
+
+MODULE_go1.8-dev="unit=$${UNIT_VERSION} unit-go1.8=$${UNIT_VERSION} gcc"
+
+MODULE_full="unit=$${UNIT_VERSION} unit-php=$${UNIT_VERSION} unit-python2.7=$${UNIT_VERSION} unit-python3.5=$${UNIT_VERSION}"
+
+MODULE_minimal="unit=$${UNIT_VERSION}"
+
+export \
+		MODULE_python2.7 \
+ 		MODULE_python3.5 \
+ 		MODULE_php7.0 \
+ 		MODULE_go1.7-dev \
+ 		MODULE_go1.8-dev \
+		MODULE_full \
+ 		MODULE_minimal
+
+default:
+	@echo "valid targets: all build dockerfiles push clean"
+
+dockerfiles: $(addprefix Dockerfile., $(MODULES))
+build: dockerfiles $(addprefix build-,$(MODULES))
+push: build $(addprefix push-,$(MODULES)) latest
+
+Dockerfile.%: ../../src/nxt_main.h
+	@echo "===> Building $@"
+	cat Dockerfile.tmpl | sed \
+			-e 's,@@UNITPACKAGES@@,$(MODULE_$*),g' \
+			-e 's,@@UNIT_VERSION@@,$(UNIT_VERSION),g' \
+			> $@
+
+build-%: Dockerfile.%
+	docker build -t unit:$(VERSION)-$* -f Dockerfile.$* .
+
+push-%:
+	docker tag unit:$(VERSION)-$* nginx/unit:$(VERSION)-$*
+	docker push nginx/unit:$(VERSION)-$*
+
+latest:
+	docker tag nginx/unit:$(VERSION)-full nginx/unit:latest
+	docker push nginx/unit:latest
+
+all: $(addprefix Dockerfile., $(MODULES))
+
+clean:
+	rm -f $(addprefix Dockerfile., $(MODULES))
+
+.PHONY: default all build dockerfiles latest push clean