Switched to hyper-minimal Docker image
parent
acf5baaad5
commit
06f6f969df
44
Dockerfile
44
Dockerfile
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@ -1,24 +1,38 @@
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# Global build argument
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ARG THTTPD_VER=2.29
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ARG DI_VER=1.2.5
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FROM alpine:latest AS builder
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FROM ubuntu:latest AS builder
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# =====BUILD thttpd=====
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# =====BUILD BINARIES=====
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WORKDIR /usr/src
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ARG THTTPD_VER
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ARG DI_VER
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# Install dependencies & build thttpd
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RUN apk update && \
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apk add --no-cache curl hugo build-base && \
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RUN apt update && \
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apt install -y --no-install-recommends \
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curl \
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ca-certificates \
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hugo \
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musl-dev \
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musl-tools \
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build-essential && \
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curl -sSL "https://www.acme.com/software/thttpd/thttpd-$THTTPD_VER.tar.gz" | \
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tar xzf - && \
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cd "thttpd-$THTTPD_VER" && \
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CFLAGS="-O3 -static" ./configure && \
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CC="musl-gcc -static" ./configure && \
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make -j$(nproc)
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# Build dumb-init
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RUN curl -sSL "https://github.com/Yelp/dumb-init/archive/refs/tags/v$DI_VER.tar.gz" | \
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tar xzf - && \
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cd "dumb-init-$DI_VER" && \
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CC="musl-gcc -static" make build
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# =====BUILD THE BLOG=====
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# =====BUILD BLOG=====
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WORKDIR /usr/src/app
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# Copy site files for building
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@ -29,22 +43,18 @@ RUN hugo --minify
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# ====CREATE RELEASE IMAGE====
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FROM alpine:latest
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FROM scratch
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ARG THTTPD_VER
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# Install dumb-init & create a non-root user
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RUN apk update && \
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apk add --no-cache dumb-init
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# addgroup -g 82 -S www-data && \
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# adduser -u 82 -D -S -G www-data www-data
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ARG DI_VER
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# Copy over binary & static files
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COPY --from=builder /usr/src/thttpd-$THTTPD_VER/thttpd /usr/local/bin/thttpd
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COPY --from=builder /usr/src/app/public /var/www/html
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COPY --from=builder /usr/src/thttpd-$THTTPD_VER/thttpd /bin/thttpd
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COPY --from=builder /usr/src/dumb-init-$DI_VER/dumb-init /bin/dumb-init
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COPY --from=builder /usr/src/app/public /static
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COPY thttpd.conf /etc/thttpd.conf
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# A static file server doesn't need root
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USER 82:82
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ENTRYPOINT [ "dumb-init", "--" ]
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CMD [ "/usr/local/bin/thttpd", "-D", "-C", "/etc/thttpd.conf" ]
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ENTRYPOINT [ "/bin/dumb-init", "--" ]
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CMD [ "/bin/thttpd", "-D", "-C", "/etc/thttpd.conf" ]
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@ -1,2 +1,2 @@
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port=8080
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dir=/var/www/html
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dir=/static
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