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Allows MFA through sts get-session-token #7

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Allows MFA through sts get-session-token #7

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22 changes: 14 additions & 8 deletions awsp_functions.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -26,10 +26,12 @@ function _awsListProfile() {
function _awsSwitchProfile() {
if [ -z $1 ]; then echo "Usage: awsp profilename"; return; fi
exists="$(aws configure get aws_access_key_id --profile $1)"
role_arn="$(aws configure get role_arn --profile $1)"
if [[ -n $exists || -n $role_arn ]]; then
if [[ -n $role_arn ]]; then
mfa_serial="$(aws configure get mfa_serial --profile $1)"

if [[ -n $exists ]]; then
role_arn="$(aws configure get role_arn --profile $1)"
mfa_serial="$(aws configure get mfa_serial --profile $1)"

if [[ -n $role_arn || -n $mfa_serial ]]; then
if [[ -n $mfa_serial ]]; then
echo "Please enter your MFA token for $mfa_serial:"
read mfa_token
Expand All @@ -42,11 +44,15 @@ function _awsSwitchProfile() {
profile=$1
fi

echo "Assuming role $role_arn using profile $profile"
if [[ -n $mfa_serial ]]; then
JSON="$(aws sts assume-role --profile=$profile --role-arn $role_arn --role-session-name "$profile" --serial-number $mfa_serial --token-code $mfa_token)"
if [[ -n $role_arn ]]; then
echo "Assuming role $role_arn using profile $profile"
if [[ -n $mfa_serial ]]; then
JSON="$(aws sts assume-role --profile=$profile --role-arn $role_arn --role-session-name "$profile" --serial-number $mfa_serial --token-code $mfa_token)"
else
JSON="$(aws sts assume-role --profile=$profile --role-arn $role_arn --role-session-name "$profile")"
fi
else
JSON="$(aws sts assume-role --profile=$profile --role-arn $role_arn --role-session-name "$profile")"
JSON="$(aws sts get-session-token --profile=$profile --serial-number $mfa_serial --token-code $mfa_token)"
fi

aws_access_key_id="$(echo $JSON | jq -r '.Credentials.AccessKeyId')"
Expand Down