Bash AWS Profile Changer

bashrc

# Add this function to the end of your ~/.bashrc

function aws_profile() {

    local aws_home="$HOME/.aws"

    local profiles=(`\
        cat ${aws_home}/config | \
        grep profile | \
        sed 's/\[//g;s/\]//g' | \
        cut -d " " -f 2`);

    PS3="Select a profile: [none = 0] "

    select profile in ${profiles[@]}
    do
        selected=$profile;
        break;
    done

    unset $PS3;
    if [ ! -z ${profile} ];
    then
        export AWS_PROFILE="${profile}";
        export AWS_REGION=$(cat ${aws_home}/config | sed -n "/${profile}/,/\[/p" | grep region | cut -d '=' -f 2 | sed 's/ //g')
        export AWS_ACCESS_KEY_ID=$(cat ${aws_home}/credentials | sed -n "/${profile}/,/\[/p" | grep aws_access_key_id | cut -d '=' -f 2 | sed 's/ //g')
        export AWS_SECRET_ACCESS_KEY=$(cat ${aws_home}/credentials | sed -n "/${profile}/,/\[/p" | grep aws_secret_access_key | cut -d '=' -f 2 | sed 's/ //g')
    else
        AWS_PROFILE=""
        AWS_REGION=""
        AWS_ACCESS_KEY_ID=""
        AWS_SECRET_ACCESS_KEY=""
    fi
}