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docker: save image space by excluding .git/

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License: MIT
Signed-off-by: Lars Gierth <larsg@systemli.org>
This commit is contained in:
Lars Gierth
2016-02-05 04:03:30 +01:00
parent c103efc1a9
commit ce0d62dca3
3 changed files with 16 additions and 3 deletions
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3
.dockerignore
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@ -1,3 +1,6 @@
.git/
!.git/HEAD
!.git/refs/
cmd/ipfs/ipfs
vendor/gx/
test/

8
Dockerfile
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@ -48,9 +48,15 @@ RUN apk add --update musl go=$GO_VERSION git bash wget ca-certificates \
# Invoke gx
&& cd $SRC_PATH \
&& gx --verbose install --global \
# We get the current commit using this hack,
# so that we don't have to copy all of .git/ into the build context.
# This saves us quite a bit of image size.
&& ref="$(cat .git/HEAD | cut -d' ' -f2)" \
&& commit="$(cat .git/$ref | head -c 7)" \
&& echo "ldflags=-X github.com/ipfs/go-ipfs/repo/config.CurrentCommit=$commit" \
# Build and install IPFS and entrypoint script
&& cd $SRC_PATH/cmd/ipfs \
&& go build -ldflags "-X github.com/ipfs/go-ipfs/repo/config.CurrentCommit=$(git rev-parse --short HEAD 2> /dev/null)" \
&& go build -ldflags "-X github.com/ipfs/go-ipfs/repo/config.CurrentCommit=$commit" \
&& cp ipfs /usr/local/bin/ipfs \
&& cp $SRC_PATH/bin/container_daemon /usr/local/bin/start_ipfs \
&& chmod 755 /usr/local/bin/start_ipfs \

8
test/Dockerfile
View File

@ -42,8 +42,12 @@ RUN apk add --update musl go=$GO_VERSION git bash wget ca-certificates \
COPY . $SRC_PATH
RUN cd $SRC_PATH/cmd/ipfs \
&& go build -ldflags "-X github.com/ipfs/go-ipfs/repo/config.CurrentCommit=$(git rev-parse --short HEAD 2> /dev/null)" \
RUN cd $SRC_PATH \
&& ref="$(cat .git/HEAD | cut -d' ' -f2)" \
&& commit="$(cat .git/$ref | head -c 7)" \
&& echo "ldflags=-X github.com/ipfs/go-ipfs/repo/config.CurrentCommit=$commit" \
&& cd $SRC_PATH/cmd/ipfs \
&& go build -ldflags "-X github.com/ipfs/go-ipfs/repo/config.CurrentCommit=$commit" \
&& cp ipfs /usr/local/bin/ipfs \
&& cp $SRC_PATH/bin/container_daemon /usr/local/bin/start_ipfs \
&& chmod 755 /usr/local/bin/start_ipfs \