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Convert an existing docker container into a "docker run" command line
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# Convert an existing docker container into a "docker run" command line. | |
# | |
# This is useful when trying to debug containers that have been created | |
# by orchestration tools. | |
# | |
# Install jq: stedolan.github.io/jq/ | |
function format_run() { | |
cid=$1 | |
json=$(docker inspect $cid 2>&1) | |
# parse container info | |
entrypoint=$( echo $json | jq -r '.[0].Config.Entrypoint | join(" ")' ) | |
envvars=$( echo $json | jq -r '(.[0].Config.Env | [" -e " + .[]] | join(""))' ) | |
image=$( echo $json | jq -r .[0].Image ) | |
cmd=$( echo $json | jq -r '.[0].Config.Cmd | join(" ")' ) | |
echo "docker run --entrypoint $entrypoint $envvars $image $cmd" | |
} |
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