Files
LLDAP/.github/workflows/Dockerfile.ci.alpine
Valentin Tolmer fa196a9fd9 docker: try several GPG server
Sometimes the docker build fails because the gpg server is intermittently unavailable
2025-07-22 01:10:25 +02:00

42 lines
1.3 KiB
Docker

FROM localhost:5000/lldap/lldap:alpine-base
# Taken directly from https://github.com/tianon/gosu/blob/master/INSTALL.md
ENV GOSU_VERSION=1.17
RUN set -eux; \
\
apk add --no-cache --virtual .gosu-deps \
ca-certificates \
dpkg \
gnupg \
; \
\
dpkgArch="$(dpkg --print-architecture | awk -F- '{ print $NF }')"; \
wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch"; \
wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch.asc"; \
\
# verify the signature
export GNUPGHOME="$(mktemp -d)"; \
for server in \
hkps://keys.openpgp.org \
ha.pool.sks-keyservers.net \
hkp://p80.pool.sks-keyservers.net:80 \
keyserver.ubuntu.com \
hkp://keyserver.ubuntu.com:80 \
pgp.mit.edu \
; do \
if gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4; then \
break; \
fi; \
done; \
gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
gpgconf --kill all; \
rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
\
# clean up fetch dependencies
apk del --no-network .gosu-deps; \
\
chmod +x /usr/local/bin/gosu; \
# verify that the binary works
gosu --version; \
gosu nobody true
COPY --chown=$USER:$USER docker-entrypoint.sh /docker-entrypoint.sh