Skip to content

Show the MFA code prompt #11

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
ashishjullia merged 1 commit into from
Sep 25, 2026
Merged

Show the MFA code prompt #11

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 6 additions & 4 deletions script.sh
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -61,11 +61,13 @@ EOF
# AWS_MFA_SERIAL comes from this Portunus project. The one-time code does not.
if [ -n "${AWS_MFA_SERIAL:-}" ]; then
echo "MFA is required before assuming ${AWS_ROLE_TO_ASSUME}."
if ! read -r -s -p "MFA code: " mfa_code </dev/tty 2>/dev/null; then
read -r -s -p "MFA code: " mfa_code || error_exit "AWS_MFA_SERIAL is set for this project, but there is no terminal to read an MFA code."
printf '\n'
# read -p writes the prompt to stderr. Discarding stderr hides it and looks like a hang.
if [ -r /dev/tty ] && [ -w /dev/tty ]; then
printf 'MFA code: ' >/dev/tty
IFS= read -r mfa_code </dev/tty || error_exit "AWS_MFA_SERIAL is set for this project, but the MFA code could not be read."
else
printf '\n' >/dev/tty
printf 'MFA code: ' >&2
IFS= read -r mfa_code || error_exit "AWS_MFA_SERIAL is set for this project, but there is no terminal to read an MFA code."
fi
if [ -z "${mfa_code}" ]; then
error_exit "An MFA code is required to assume ${AWS_ROLE_TO_ASSUME}."
Expand Down
Loading