_aws_config_sample

[profile bastion]
region = ap-northeast-1

[profile temp-operator]
region = ap-northeast-1

[profile System1-Prod]
# System 1 - Production < bastion
role_arn = arn:aws:iam::666600006666:role/user-watanabe
source_profile = bastion
mfa_serial = arn:aws:iam::222200002222:mfa/user-watanabe
region = ap-northeast-1

[profile System2-Prod]
role_arn = arn:aws:iam::444400004444:role/user-watanabe
source_profile = bastion
mfa_serial = arn:aws:iam::222200002222:mfa/user-watanabe
region = ap-northeast-1

[profile System2-Dev]
role_arn = arn:aws:iam::999911119999:role/user-watanabe
source_profile = bastion
mfa_serial = arn:aws:iam::222200002222:mfa/user-watanabe
region = ap-northeast-1

[profile System3-Prod]
role_arn = arn:aws:iam::333311113333:role/user-watanabe
source_profile = bastion
mfa_serial = arn:aws:iam::222200002222:mfa/user-watanabe
region = ap-northeast-1

[profile cmp]
role_arn = arn:aws:iam::696900006969:role/user-watanabe
source_profile = bastion
mfa_serial = arn:aws:iam::222200002222:mfa/user-watanabe
region = ap-northeast-1

[profile private]
region = ap-northeast-1

aws-profile-selector-minimul.sh

function aws-profile() {
  # AWS Config ファイルのパス
  local __AWS_CONFIG=$HOME/.aws/config

  # profile 名のリスト選択 > 環境変数セット
  $(
    grep '^\[profile ' ${__AWS_CONFIG} | sed -e 's/^.* //' -e 's/\].*$//' \
      | fzf \
            --preview="sed -n -e '/\[profile {}/,/^$/p' ${__AWS_CONFIG}" \
            --layout=reverse \
            --height 15 --inline-info --border \
            --cycle \
      | sed -e 's/^/export AWS_PROFILE=/'
  )

  # 現状の出力
  printf "export AWS_PROFILE=\e[83;1m%s\e[m\n" "$AWS_PROFILE"
}

aws-profile-selector.sh

# AWS Profile Selector
function aws-profile() {
  # AWS Config ファイルのパス
  local __AWS_CONFIG=${AWS_CONFIG_FILE:-$HOME/.aws/config}

  # 現在の環境変数設定のクリア
  unset-aws-profile --silence

  # profile 名のリスト選択 > 環境変数セット
  $(
    grep '^\[profile ' ${__AWS_CONFIG} | sed -e 's/^.* //' -e 's/\].*$//' \
      | fzf --preview="
                echo $(echo ${__AWS_CONFIG} | sed -e 's|'${HOME}'|\\~|')
                echo '----'
                sed -n -e '/\[profile {}/,/^$/p' ${__AWS_CONFIG}
                " \
            --layout=reverse \
            --height 15 --inline-info --border \
            --cycle --no-mouse \
      | sed -e 's/^/export AWS_PROFILE=/'
  )

  # 現状の出力
  if [ "$AWS_PROFILE" != "" ]; then
    printf "export \e[93;1mAWS_PROFILE\e[m=\e[83;1m%s\e[m\n" "$AWS_PROFILE" >&2
  else
    echo "AWS_PROFILE not set." >&2
  fi
}

# AWS Credential 環境変数のクリア
function unset-aws-profile() {
  local __related_envs="$( echo '
                            AWS_PROFILE AWS_DEFAULT_PROFILE
                            AWS_ACCESS_KEY_ID AWS_SECRET_ACCESS_KEY
                            AWS_SESSION_TOKEN AWS_SESSION_EXPIRATION
                            AWS_DEFAULT_REGION
                          ' | xargs)"
  # 関連環境変数のクリア
  unset ${__related_envs}
  case "$1" in
    -s|--silence)
      ;;
    *)
      echo "Unset : ${__related_envs}" >&2
      echo "" >&2
      ;;
  esac
}