#!/usr/bin/env bash

# Prowler - the handy cloud security tool (copyright 2018) by Toni de la Fuente
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy
# of the License at http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software distributed
# under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
# CONDITIONS OF ANY KIND, either express or implied. See the License for the
# specific language governing permissions and limitations under the License.
CHECK_ID_extra71="7.1,7.01"
CHECK_TITLE_extra71="[extra71] Ensure users of groups with AdministratorAccess policy have MFA tokens enabled (Not Scored) (Not part of CIS benchmark)"
CHECK_SCORED_extra71="NOT_SCORED"
CHECK_TYPE_extra71="EXTRA"
CHECK_ALTERNATE_extra701="extra71"
CHECK_ALTERNATE_check71="extra71"
CHECK_ALTERNATE_check701="extra71"

extra71(){
  # "Ensure users with AdministratorAccess policy have MFA tokens enabled (Not Scored) (Not part of CIS benchmark)"
  ADMIN_GROUPS=''
  AWS_GROUPS=$($AWSCLI $PROFILE_OPT iam list-groups --output text --query 'Groups[].GroupName')
  for grp in $AWS_GROUPS; do
    # aws --profile onlinetraining iam list-attached-group-policies --group-name Administrators --query 'AttachedPolicies[].PolicyArn' | grep 'arn:aws:iam::aws:policy/AdministratorAccess'
    # list-attached-group-policies
    CHECK_ADMIN_GROUP=$($AWSCLI $PROFILE_OPT iam list-attached-group-policies --group-name $grp --output json --query 'AttachedPolicies[].PolicyArn' | grep  'arn:aws:iam::aws:policy/AdministratorAccess')
    if [[ $CHECK_ADMIN_GROUP ]]; then
      ADMIN_GROUPS="$ADMIN_GROUPS $grp"
      textInfo "$grp group provides administrative access"
      ADMIN_USERS=$($AWSCLI $PROFILE_OPT iam get-group --group-name $grp --output json --query 'Users[].UserName' | grep '"' | cut -d'"' -f2 )
      for auser in $ADMIN_USERS; do
        # users in group are Administrators
        # users
        # check for user MFA device in credential report
        USER_MFA_ENABLED=$( cat $TEMP_REPORT_FILE | grep "^$auser," | cut -d',' -f8)
        if [[ "true" == $USER_MFA_ENABLED ]]; then
          textPass "$auser / MFA Enabled / admin via group $grp"
        else
          textFail "$auser / MFA DISABLED / admin via group $grp"
        fi
      done
    else
      textInfo "$grp group provides non-administrative access"
    fi
  done
}