Fixes

setup/login-alerts.sh

@@ -1,18 +1,21 @@
+#!/bin/bash
+
+cat << 'EOF' > /etc/ssh/login-alert.sh
+#!/bin/bash
+
 source /etc/mailinabox.conf # load global vars
 
-cat <<EOF >> /etc/ssh/login-alert.sh
-#!/bin/sh
-sender="bot@PRIMARY_HOSTNAME"
-recepient="admin@$PRIMARY_HOSTNAME"
-
 if [ "$PAM_TYPE" != "close_session" ]; then
-    subject="SSH Login: $PAM_USER from $PAM_RHOST"
+    IP=$(echo $SSH_CONNECTION | cut -d ' ' -f 1)
-    # Message to send, e.g. the current environment variables.
+    sendEmail -q -f "bot@$PRIMARY_HOSTNAME" -t "admin@$PRIMARY_HOSTNAME" -u "SSH Login: $PAM_USER from $PAM_RHOST" -m "If you don't recognize this login, your key or password may be compromised."
-    message="If you don't recognize this login, your key or password may be compromised."
-    echo "$message" | mailx -r "$sender" -s "$subject" "$recepient"
 fi
 EOF
 
 chmod +x /etc/ssh/login-alert.sh
 
-echo 'session optional pam_exec.so seteuid /etc/ssh/login-alert.sh' >> /etc/pam.d/sshd
+if grep -Fq "login-alert" /etc/pam.d/sshd
+then
+    :
+else
+    echo 'session optional pam_exec.so seteuid /etc/ssh/login-alert.sh' >> /etc/pam.d/sshd
+fi