95 lines
3.5 KiB
Bash
95 lines
3.5 KiB
Bash
#!/bin/bash
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#This script will check to see if a user has an OTP token, and if not, create one and email the QR Code to the user
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#Set Variables
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#ARN of the secret which stores the FreeIPA Login credentials
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AWS_SECRET_ARN=ARN of an AWS Secret holding your IPA user creds
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#Email address to notify
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NOTIFY_EMAIL=freeipa-support@domain.com
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#IPA User, parsed from the secret
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IPA_USER=$(aws secretsmanager get-secret-value --secret-id $AWS_SECRET_ARN | jq -r .SecretString| jq -r .username)
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#IPA Password, parsed from the secret
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IPA_PASSWORD=$(aws secretsmanager get-secret-value --secret-id $AWS_SECRET_ARN | jq -r .SecretString| jq -r .password)
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#IPA Server URL
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IPA_URL=ipa-master.ipa.domain.com
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#From email
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FROM_EMAIL="freeipa-noreply@domain.com"
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#Set mail html file name
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MAILFILE=/tmp/otptokenmail.html
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#Set QR Code image file name
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QRFILE=/tmp/otptokenqr.png
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#Set kerberos ticket
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echo $IPA_PASSWORD | kinit $IPA_USER
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#List users not in service account groups
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USERS=$(ipa user-find --not-in-groups=service-accounts --not-in-groups=admin-svc-accts --disabled=false | grep "User login:" | awk '{print $NF}')
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#Function to create the token and email it
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create_otptoken()
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{
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TOKEN_URI=$(ipa otptoken-add --owner=$USER --no-qrcode --desc="Created Automatically by Ansible on $(date +"%Y-%m-%d_%H-%M-%S")" | grep URI | awk -F" " '{print $NF}')
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cat /dev/null > $MAILFILE
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rm -f $QRFILE
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/usr/local/bin/qr "${TOKEN_URI}" > $QRFILE
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echo "<p>" >> $MAILFILE
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echo "Congratulations, a new OTP Token has been created for your use in the FreeIPA authentication system." >> $MAILFILE
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echo "</p>" >> $MAILFILE
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echo "<p>" >> $MAILFILE
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echo "Please scan the attached QR code with the OTP Mobile Application on your device of choice." >> $MAILFILE
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echo "</p>" >> $MAILFILE
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echo "<p>" >> $MAILFILE
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echo "If the above does not work, try this link: ${TOKEN_URI}" >> $MAILFILE
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echo "</p>" >> $MAILFILE
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SUBJECT="FreeIPA OTP Token Created for $USER"
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USER_EMAIL=$(ipa user-find $USER | grep Email | awk '{print $NF}')
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(
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echo "Subject: ${SUBJECT}";
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echo "From: ${FROM_EMAIL}";
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echo "To: ${USER_EMAIL}";
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echo "MIME-Version: 1.0";
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echo 'Content-Type: multipart/mixed; boundary="OTPEMAIL"';
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echo '--OTPEMAIL';
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echo 'Content-Type: text/html; charset="utf-8"';
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echo "";
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echo "$(<$MAILFILE)";
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echo '--OTPEMAIL';
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echo 'Content-Type: image/png;name="otpqr.png"';
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echo "Content-Transfer-Encoding: base64";
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echo "Content-ID: <part1.06090408.01060107>";
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echo 'Content-Disposition: inline; filename="otpqr.png"';
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echo "$(base64 $QRFILE)";
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echo '--OTPEMAIL--';
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)|sendmail -t
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(
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echo "Subject: ${SUBJECT}";
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echo "From: ${FROM_EMAIL}";
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echo "To: ${NOTIFY_EMAIL}";
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echo "MIME-Version: 1.0";
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echo 'Content-Type: multipart/mixed; boundary="OTPEMAIL"';
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echo '--OTPEMAIL';
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echo 'Content-Type: text/html; charset="utf-8"';
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echo "";
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echo "A new OTP Token has been created for ${USER}, and information has been emailed to them.";
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echo '--OTPEMAIL--';
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)|sendmail -t
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}
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for USER in $USERS; do
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#Check to see if user has OTP token
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ipa otptoken-find --owner=$USER > /dev/null
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otp_ec=$?
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#If no otp token, create it and send email to aws-support and user
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if [[ $otp_ec != 0 ]]; then
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echo "No token found for $USER, creating one and sending it to the user...";
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create_otptoken;
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else
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echo "$USER has a token, no need to create a new one.";
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fi
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done
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