[Buildroot] [PATCH v6 3/5] docker-engine: new package

Romain Naour romain.naour at gmail.com
Mon Jul 4 20:27:01 UTC 2016


Le 04/07/2016 à 21:26, Christian Stewart a écrit :
> Docker is a platform to build, ship, and run applications in portable
> containers.
> 
> Signed-off-by: Christian Stewart <christian at paral.in>
> 
> ---
> 
> Changes since v1:
>  - use call github to build source URL
> Changes since v3:
>  - fix help indentation in Config.in
>  - use HOST_GO_TARGET_ENV as a base for build env vars
>  - cleanup build commands
>  - cleanup GOPATH and vendor directory setup
>  - Remove selections for graph drivers. Docker will gracefully degrade
>    at runtime to the best available graphdriver. It is unnecessary to
>    disable these at build time, or to pull in any other dependencies
>    like aufs-util or btrfs tools. The daemon will use whatever is
>    available at runtime.
> Changes since v4:
>  - remove commit hash from version scheme
> Changes since v5:
>  - re-introduce graphdriver selections
>  - these selections are required for btrfs and devicemapper
>  - there are buildtime dependencies on headers.
>  - bump to v1.12.0-rc3
>  - remove hack/vendor.sh call, it is unnecessary, dependencies are
>    pre-vendored into the source tree.
> 
> ---
> 
> Signed-off-by: Christian Stewart <christian at paral.in>
> ---
>  package/Config.in                        |   1 +
>  package/docker-engine/Config.in          |  69 ++++++++++++++++++
>  package/docker-engine/docker-engine.hash |   2 +
>  package/docker-engine/docker-engine.mk   | 116 +++++++++++++++++++++++++++++++
>  4 files changed, 188 insertions(+)
>  create mode 100644 package/docker-engine/Config.in
>  create mode 100644 package/docker-engine/docker-engine.hash
>  create mode 100644 package/docker-engine/docker-engine.mk
> 
> diff --git a/package/Config.in b/package/Config.in
> index 01c0811..fee59a1 100644
> --- a/package/Config.in
> +++ b/package/Config.in
> @@ -1637,6 +1637,7 @@ menu "System tools"
>  	source "package/dcron/Config.in"
>  	source "package/debianutils/Config.in"
>  	source "package/docker-containerd/Config.in"
> +	source "package/docker-engine/Config.in"
>  	source "package/cgroupfs-mount/Config.in"
>  	source "package/dsp-tools/Config.in"
>  	source "package/efibootmgr/Config.in"
> diff --git a/package/docker-engine/Config.in b/package/docker-engine/Config.in
> new file mode 100644
> index 0000000..bbf56b1
> --- /dev/null
> +++ b/package/docker-engine/Config.in
> @@ -0,0 +1,69 @@
> +config BR2_PACKAGE_DOCKER_ENGINE
> +	bool "docker-engine"
> +	depends on BR2_PACKAGE_HOST_GO_ARCH_SUPPORTS
> +	depends on BR2_TOOLCHAIN_HAS_THREADS
> +	depends on BR2_USE_MMU # util-linux
> +	depends on BR2_USE_WCHAR # util-linux
> +	select BR2_PACKAGE_DOCKER_CONTAINERD
> +	select BR2_PACKAGE_RUNC
> +	select BR2_PACKAGE_SQLITE
> +	select BR2_PACKAGE_UTIL_LINUX
> +	select BR2_PACKAGE_UTIL_LINUX_BINARIES
> +	select BR2_PACKAGE_UTIL_LINUX_PIVOT_ROOT
> +	select BR2_PACKAGE_UTIL_LINUX_MOUNTPOINT
> +	select BR2_PACKAGE_UTIL_LINUX_MOUNT
> +	help
> +	  Docker is a platform to build, ship,
> +	  and run applications as lightweight containers.
> +
> +	  https://github.com/docker/docker
> +
> +comment "docker-engine needs a toolchain w/ threads"
> +	depends on BR2_PACKAGE_HOST_GO_ARCH_SUPPORTS
> +	depends on !BR2_TOOLCHAIN_HAS_THREADS
> +
> +if BR2_PACKAGE_DOCKER_ENGINE
> +
> +config BR2_PACKAGE_DOCKER_ENGINE_DAEMON
> +	bool "docker daemon"
> +	default y
> +	help
> +	  Build the Docker system daemon.
> +	  If not selected, will build client only.
> +
> +config BR2_PACKAGE_DOCKER_ENGINE_EXPERIMENTAL
> +	bool "build experimental features"
> +
> +if BR2_PACKAGE_DOCKER_ENGINE_DAEMON
> +
> +config BR2_PACKAGE_DOCKER_ENGINE_DRIVER_BTRFS
> +	bool "btrfs filesystem driver"
> +	depends on BR2_USE_WCHAR # btrfs-progs
> +	depends on BR2_USE_MMU # btrfs-progs
> +	depends on BR2_TOOLCHAIN_HAS_THREADS # btrfs-progs
> +	select BR2_PACKAGE_BTRFS_PROGS
> +	help
> +	  Build the btrfs filesystem driver for Docker.
> +
> +config BR2_PACKAGE_DOCKER_ENGINE_DRIVER_DEVICEMAPPER
> +	bool "devicemapper filesystem driver"
> +	depends on BR2_TOOLCHAIN_HAS_THREADS # lvm2
> +	depends on BR2_USE_MMU # lvm2
> +	depends on !BR2_STATIC_LIBS # lvm2
> +	select BR2_PACKAGE_LVM2
> +	select BR2_PACKAGE_LVM2_APP_LIBRARY
> +	help
> +	  Build the devicemapper filesystem driver for Docker.
> +
> +config BR2_PACKAGE_DOCKER_ENGINE_DRIVER_VFS
> +	bool "vfs filesystem driver"
> +	depends on BR2_USE_WCHAR # gvfs
> +	depends on BR2_USE_MMU # gvfs
> +	depends on BR2_TOOLCHAIN_HAS_THREADS # gvfs
> +	select BR2_PACKAGE_GVFS
> +	help
> +	  Build the vfs filesystem driver for Docker.
> +
> +endif
> +
> +endif
> diff --git a/package/docker-engine/docker-engine.hash b/package/docker-engine/docker-engine.hash
> new file mode 100644
> index 0000000..ac90ee6
> --- /dev/null
> +++ b/package/docker-engine/docker-engine.hash
> @@ -0,0 +1,2 @@
> +# Locally calculated
> +sha256 3f030c4f084ed518efeb00f21f3fdfb25252dd9c153b1d42da953e59bb41c582  docker-engine-v1.12.0-rc3.tar.gz
> diff --git a/package/docker-engine/docker-engine.mk b/package/docker-engine/docker-engine.mk
> new file mode 100644
> index 0000000..501afbc
> --- /dev/null
> +++ b/package/docker-engine/docker-engine.mk
> @@ -0,0 +1,116 @@
> +################################################################################
> +#
> +# docker-engine
> +#
> +################################################################################
> +
> +DOCKER_ENGINE_VERSION = v1.12.0-rc3
> +DOCKER_ENGINE_SITE = $(call github,docker,docker,$(DOCKER_ENGINE_VERSION))
> +
> +DOCKER_ENGINE_LICENSE = Apache-2.0
> +DOCKER_ENGINE_LICENSE_FILES = LICENSE
> +
> +DOCKER_ENGINE_DEPENDENCIES = host-go docker-containerd
> +
> +DOCKER_ENGINE_GOPATH = "$(@D)/vendor"
> +DOCKER_ENGINE_MAKE_ENV = $(HOST_GO_TARGET_ENV) \
> +	CGO_ENABLED=1 \
> +	CGO_NO_EMULATION=1 \
> +	GOBIN="$(@D)/bin" \
> +	GOPATH="$(DOCKER_ENGINE_GOPATH)"
> +
> +DOCKER_ENGINE_GLDFLAGS = \
> +	-X main.GitCommit=$(DOCKER_ENGINE_VERSION) \
> +	-X main.Version=$(DOCKER_ENGINE_VERSION) \
> +	-extldflags '-static'
> +
> +DOCKER_ENGINE_BUILD_TAGS = cgo exclude_graphdriver_zfs autogen
> +
> +ifeq ($(BR2_PACKAGE_LIBSECCOMP),y)
> +DOCKER_ENGINE_BUILD_TAGS += seccomp
> +DOCKER_ENGINE_DEPENDENCIES += libseccomp
> +endif
> +
> +ifeq ($(BR2_PACKAGE_DOCKER_ENGINE_DAEMON),y)
> +DOCKER_ENGINE_BUILD_TAGS += daemon
> +endif
> +
> +ifeq ($(BR2_PACKAGE_DOCKER_ENGINE_EXPERIMENTAL),y)
> +DOCKER_ENGINE_BUILD_TAGS += experimental
> +endif
> +
> +ifeq ($(BR2_PACKAGE_DOCKER_ENGINE_DRIVER_BTRFS),y)
> +DOCKER_ENGINE_DEPENDENCIES += btrfs-progs
> +else
> +DOCKER_ENGINE_BUILD_TAGS += exclude_graphdriver_btrfs
> +endif
> +
> +ifeq ($(BR2_PACKAGE_DOCKER_ENGINE_DRIVER_DEVICEMAPPER),y)
> +DOCKER_ENGINE_DEPENDENCIES += lvm2
> +else
> +DOCKER_ENGINE_BUILD_TAGS += exclude_graphdriver_devicemapper
> +endif
> +
> +ifeq ($(BR2_PACKAGE_DOCKER_ENGINE_DRIVER_VFS),y)
> +DOCKER_ENGINE_DEPENDENCIES += gvfs
> +else
> +DOCKER_ENGINE_BUILD_TAGS += exclude_graphdriver_vfs
> +endif
> +
> +define DOCKER_ENGINE_CONFIGURE_CMDS
> +	mkdir -p $(DOCKER_ENGINE_GOPATH)/src/github.com/docker
> +	ln -fs $(@D) $(DOCKER_ENGINE_GOPATH)/src/github.com/docker/docker
> +	ln -fs $(DOCKER_CONTAINERD_SRCDIR) $(DOCKER_ENGINE_GOPATH)/src/github.com/docker/containerd
> +	mkdir -p $(DOCKER_ENGINE_GOPATH)/src/github.com/opencontainers
> +	ln -fs $(RUNC_SRCDIR) $(DOCKER_ENGINE_GOPATH)/src/github.com/opencontainers/runc
> +	cd $(@D) && \
> +		GITCOMMIT="unknown" BUILDTIME="$$(date)" VERSION="$(DOCKER_ENGINE_VERSION)" \
> +		bash ./hack/make/.go-autogen
> +endef
> +
> +define DOCKER_ENGINE_BUILD_CLIENT_CMDS
> +	cd $(@D); $(DOCKER_ENGINE_MAKE_ENV) $(HOST_DIR)/usr/bin/go build -v -o $(@D)/bin/docker -tags "$(DOCKER_ENGINE_BUILD_TAGS)" -ldflags "$(DOCKER_ENGINE_GLDFLAGS)" ./cmd/docker
> +endef
> +
> +define DOCKER_ENGINE_BUILD_DAEMON_CMDS
> +	cd $(@D); $(DOCKER_ENGINE_MAKE_ENV) $(HOST_DIR)/usr/bin/go build -v -o $(@D)/bin/dockerd -tags "$(DOCKER_ENGINE_BUILD_TAGS)" -ldflags "$(DOCKER_ENGINE_GLDFLAGS)" ./cmd/dockerd
> +endef
> +
> +ifeq ($(BR2_PACKAGE_DOCKER_ENGINE_DAEMON),y)
> +define DOCKER_ENGINE_BUILD_CMDS
> +	$(DOCKER_ENGINE_BUILD_CLIENT_CMDS)
> +	$(DOCKER_ENGINE_BUILD_DAEMON_CMDS)
> +endef
> +else
> +define DOCKER_ENGINE_BUILD_CMDS
> +	$(DOCKER_ENGINE_BUILD_CLIENT_CMDS)
> +endef
> +endif
> +
> +define DOCKER_ENGINE_INSTALL_TARGET_CMDS
> +	$(INSTALL) -D -m 0755 $(@D)/bin/docker $(TARGET_DIR)/usr/bin/docker
> +	$(INSTALL) -D -m 0755 $(@D)/bin/dockerd $(TARGET_DIR)/usr/bin/dockerd
                                    ^
I had an error during install, dockerd needs to be installed only if it is
selected by BR2_PACKAGE_DOCKER_ENGINE_DAEMON.

Otherwise:
  Reviewed-by: Romain Naour <romain.naour at gmail.com>

Best regards,
Romain


> +endef
> +
> +define DOCKER_ENGINE_INSTALL_INIT_SYSTEMD
> +	$(INSTALL) -D -m 0644 $(@D)/contrib/init/systemd/docker.service \
> +		$(TARGET_DIR)/usr/lib/systemd/system/docker.service
> +	$(INSTALL) -D -m 0644 $(@D)/contrib/init/systemd/docker.socket \
> +		$(TARGET_DIR)/usr/lib/systemd/system/docker.socket
> +	mkdir -p $(TARGET_DIR)/etc/systemd/system/multi-user.target.wants/
> +	ln -fs ../../../../usr/lib/systemd/system/docker.service \
> +		$(TARGET_DIR)/etc/systemd/system/multi-user.target.wants/docker.service
> +endef
> +
> +define DOCKER_ENGINE_INSTALL_INIT_SYSV
> +	$(INSTALL) -D -m 755 $(@D)/contrib/init/sysvinit-redhat/docker \
> +		$(TARGET_DIR)/etc/init.d/S61docker
> +	$(INSTALL) -D -m 644 $(@D)/contrib/init/sysvinit-redhat/docker.sysconfig \
> +		$(TARGET_DIR)/etc/sysconfig/docker.sysconfig
> +endef
> +
> +define DOCKER_ENGINE_USERS
> +	- - docker -1 * - - - Docker Application Container Framework
> +endef
> +
> +$(eval $(generic-package))
> 



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