29 lines
881 B
Docker
29 lines
881 B
Docker
FROM docker.io/alpine:3.17 AS builder
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ENV VERSION=20.0.1
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ENV SHA256_SUM=0ab04636827d54915f54456a260d37489e6c4df494615cf00c05e96d281a91e6
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RUN wget "https://github.com/keycloak/keycloak/releases/download/$VERSION/keycloak-$VERSION.tar.gz"
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RUN echo "$SHA256_SUM keycloak-$VERSION.tar.gz" | sha256sum -c - || exit 1
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RUN mkdir -p /keycloak
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RUN tar xvf keycloak-$VERSION.tar.gz -C /keycloak --strip 1
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FROM docker.io/thallian/alpine-s6:3.17
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ENV JAVA_OPTS_APPEND="-Djava.net.preferIPv4Stack=false -Djava.net.preferIPv6Addresses=true"
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RUN addgroup -g 2222 keycloak
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RUN adduser -h /home/keycloak -u 2222 -D -G keycloak keycloak
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RUN apk add --no-cache \
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openjdk17-jre-headless \
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bash
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COPY --from=builder --chown=keycloak:keycloak /keycloak /home/keycloak/server
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RUN /home/keycloak/server/bin/kc.sh build --db postgres
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RUN chown -R keycloak:keycloak /home/keycloak
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ADD /rootfs /
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