Quick Docker Exec to bash

dex.sh

#!/bin/sh

# Feel free to create a bash alias to this file or place it in /usr/local/bin
#
# Usage: dex php to run "bash" in interactive mode on any container that contains php in it's name

CONTAINER="$(docker ps -f name=$1 | sed -n 2p)"
CONTAINER_NAME=`echo $CONTAINER | awk '{ print $NF }'`

# Make sure some argument is set
if [ -z "$1" ]; then
  echo "Missing argument 1 with container name"
  exit 1
fi

# Make sure something was found
if [ -z "$CONTAINER_NAME" ]; then
  echo "No container found!\n";
  docker ps
  exit 1
fi

# Execute bash in interactive mode on the container
echo "Enterering $CONTAINER_NAME..."
docker exec -it $CONTAINER_NAME bash