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projects:zibaldone:linux:docker [2022/11/08 15:05] – [docker swarm] sscipioni | projects:zibaldone:linux:docker [2023/04/19 08:08] (current) – [docker registry (public)] sscipioni | ||
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</ | </ | ||
+ | ===== multi platform build ===== | ||
+ | |||
+ | Multi platform build need a docker registry, local or remote (see below) | ||
+ | |||
+ | create a docker builder or use existing one | ||
+ | < | ||
+ | NAME=builder1 | ||
+ | docker buildx use $NAME || docker buildx create --use --name $NAME --driver-opt network=host | ||
+ | </ | ||
+ | |||
+ | build from a Dockerfile and push to local registry | ||
+ | < | ||
+ | REGISTRY=localhost: | ||
+ | docker buildx build --platform=linux/ | ||
+ | </ | ||
===== docker registry (private) ===== | ===== docker registry (private) ===== | ||
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reg digest docker.csgalileo.org/ | reg digest docker.csgalileo.org/ | ||
</ | </ | ||
+ | |||
+ | docker registry on localhost | ||
+ | <file yaml docker-compose.yml> | ||
+ | services: | ||
+ | registry: | ||
+ | restart: no | ||
+ | image: registry:2 | ||
+ | ports: | ||
+ | - 5000:5000 | ||
+ | volumes: | ||
+ | - ./ | ||
+ | </ | ||
===== docker registry (public) ===== | ===== docker registry (public) ===== | ||
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docker push scipioit/ | docker push scipioit/ | ||
</ | </ | ||
+ | |||
+ | ===== remote display via ssh ===== | ||
+ | |||
+ | scenario: connect to remote docker host via ssh and run X11 GUI on client ssh | ||
+ | |||
+ | on docker host sshd edit / | ||
+ | < | ||
+ | X11Forwarding yes | ||
+ | X11DisplayOffset 10 | ||
+ | X11UseLocalhost no | ||
+ | </ | ||
+ | |||
+ | on docker host create this helper script | ||
+ | <code bash | set-display.sh> | ||
+ | XAUTH=/ | ||
+ | HOSTIP=$(ip -o route get to 8.8.8.8 | sed -n ' | ||
+ | |||
+ | AUTH_COOKIE=$(xauth list ${DISPLAY} | awk ' | ||
+ | DISPLAY_NUMBER=$(echo $DISPLAY | cut -d. -f1 | cut -d: -f2) | ||
+ | export DISPLAY=${HOSTIP}: | ||
+ | touch $XAUTH | ||
+ | xauth -f $XAUTH add ${DISPLAY} MIT-MAGIC-COOKIE-1 ${AUTH_COOKIE} | ||
+ | </ | ||
+ | |||
+ | session from client | ||
+ | <code bash> | ||
+ | ssh -X < | ||
+ | source set-display.sh | ||
+ | docker run --rm -e DISPLAY=$DISPLAY -v $XAUTH:/ | ||
+ | </ | ||
+ | |||
+ | |||
+ | |||
===== docker swarm ===== | ===== docker swarm ===== | ||