2019-01-26 06:29:13 +00:00
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#!/usr/bin/env sh
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2018-09-13 21:21:11 +00:00
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2018-10-02 17:03:32 +00:00
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: ${PREFER_BUILDCTL=}
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2018-09-13 21:21:11 +00:00
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: ${PREFER_LEGACY=}
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newerEqualThan() { # $1=minimum wanted version $2=actual-version
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2019-03-11 06:48:12 +00:00
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[ "$1" = "$(printf "$1\n$2" | sort -V | head -n 1)" ]
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2018-09-13 21:21:11 +00:00
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}
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buildmode="legacy"
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2019-01-26 06:29:13 +00:00
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if [ "$PREFER_BUILDCTL" = "1" ]; then
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2018-09-13 21:21:11 +00:00
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buildmode="buildkit";
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else
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serverVersion=$(docker info --format '{{.ServerVersion}}')
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experimental=$(docker info --format '{{.ExperimentalBuild}}')
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if [ "$PREFER_LEGACY" != "1" ] && ( newerEqualThan "18.09" $serverVersion || \
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( newerEqualThan "18.06" $serverVersion && [ "true" = "$experimental" ] ) || \
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[ "$DOCKER_BUILDKIT" = "1" ]); then
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buildmode="docker-buildkit";
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fi
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2019-01-26 06:29:13 +00:00
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fi
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2019-08-08 00:50:00 +00:00
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cacheref=""
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currentref=""
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if [ "$TRAVIS_EVENT_TYPE" == "pull_request" ]; then
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currentref="git://github.com/moby/buildkit#refs/pull/$TRAVIS_PULL_REQUEST/merge"
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cacheref="cicache.buildk.it/moby/buildkit/pr$TRAVIS_BUILD_ID"
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elif [ -n "$TRAVIS_BRANCH" ]; then
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currentref="git://github.com/moby/buildkit#$TRAVIS_BRANCH"
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fi
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currentcontext="."
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currentcontextBuildctl="--local context=. --local dockerfile=."
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if [ -n "$currentref" ]; then
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currentcontext="--build-arg BUILDKIT_CONTEXT_KEEP_GIT_DIR=1 $currentref"
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currentcontextBuildctl="--opt context=$currentref --opt build-arg:BUILDKIT_CONTEXT_KEEP_GIT_DIR=1"
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fi
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