Docker 101 : Error response from daemon: OCI runtime create failed : starting container process caused "exec: \"--name\": executable file not found in $PATH": unknown.
Getting a shell-like access into a container:
To get an interactive shell inside an image we use the below command:
Example:
The below command gives us an error:
Starting and stopping containers:
We check if the container is still running using:
To get an interactive shell inside an image we use the below command:
* -i : interactive mode : allows a session to remain open
* -t : gives us a kind of terminal like an ssh connection into the container.
* -t : gives us a kind of terminal like an ssh connection into the container.
Running a command at the start of a container:
Images have default commands that run at the start of the container, these commands can be configured in the dockerfile.
We can run a command of our choice at the start of the container using the command parameter of the run command.
Example:
The below command gives us an error:
docker: Error response from daemon: OCI runtime create failed: container_linux.go:349: starting container process caused "exec: \"ps\": executable file not found in $PATH": unknown.
ERRO[0000] error waiting for container: context canceled
ERRO[0000] error waiting for container: context canceled
Which means that the "ps" program we try to run at the start of the container does not exist in the image of the container which is debian.
We can only run programs that already exist in the debian image.
Starting and stopping containers:
Starting a stopped container:
* -a: means attached mode. The container attaches its output to your terminal, it allows us to view the output of the container.
Running a command inside a running container:
We use the below command to run a command inside a running container:
If we try to run the command in a stopped container we get an error. We stop a container using the below command
We check if the container is still running using:
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