🐋 Docker -

Error Codes

docker run will return the error code of the last command ran.

docker run --rm python bash -c "true"; echo $?
# => 0

docker run --rm python bash -c "false"; echo $?
# => 1

docker run --rm python bash -c "true; false"; echo $?
# => 1

docker run --rm python bash -c "true; true"; echo $?
# => 0

docker run --rm python bash -c "true; true; false"; echo $?
# => 1