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- ## functions to help deal with docker
- # Removes container $1
- function docker_clean {
- docker kill $1 &>/dev/null ||:
- sleep .25s
- docker rm -vf $1 &>/dev/null ||:
- sleep .25s
- }
- # get the ip of docker container $1
- function docker_ip {
- docker inspect --format '{{ .NetworkSettings.IPAddress }}' $1
- }
- # get the running state of container $1
- # → true/false
- # fails if the container does not exist
- function docker_running_state {
- docker inspect -f {{.State.Running}} $1
- }
- # get the docker container $1 PID
- function docker_pid {
- docker inspect --format {{.State.Pid}} $1
- }
- # asserts logs from container $1 contains $2
- function docker_assert_log {
- local -r container=$1
- shift
- run docker logs $container
- assert_output -p "$*"
- }
- # wait for container $2 to contain a given text in its log
- # $1 container
- # $2 timeout in second
- # $* text to wait for
- function docker_wait_for_log {
- local -r container=$1
- shift
- local -ir timeout_sec=$1
- shift
- retry $(( $timeout_sec * 2 )) .5s docker_assert_log $container "$*"
- }
- # Create a docker container named $1 which exposes the docker host unix
- # socket over tcp on port 2375.
- #
- # $1 container name
- function docker_tcp {
- local container_name="$1"
- docker_clean $container_name
- docker run -d \
- --name $container_name \
- --expose 2375 \
- -v /var/run/docker.sock:/var/run/docker.sock \
- rancher/socat-docker
- docker -H tcp://$(docker_ip $container_name):2375 version
- }
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