fyb/server-toolset
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it wasn't working, now does. also log if server fails

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yigid balaban 2024-09-18 00:47:04 +03:00
parent c3497a7a2a
commit 6922e7ca06
Signed by: fyb
GPG Key ID: CF1BBD1336C0A3D6
1 changed files with 12 additions and 5 deletions
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17
login mailer.sh
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@ -1,11 +1,13 @@
#!/bin/bash #!/bin/bash
# #
# Yigid BALABAN, <fyb@fybx.dev> # Yiğid BALABAN, <fyb@fybx.dev>
# login mailer # login mailer
# #
# set env var EMAIL and ENDPOINT # set env var EMAIL and ENDPOINT
LOG_FILE="/var/log/auth.log" LOG_FILE="/var/log/auth.log"
LAST_LINE_FILE="/tmp/last_line_checked"
LOG_OUTPUT="/var/log/server-toolkit/login-mailer.log"
HOSTNAME=$(hostname) HOSTNAME=$(hostname)
if [[ ! -f "$LAST_LINE_FILE" ]]; then if [[ ! -f "$LAST_LINE_FILE" ]]; then
@ -18,9 +20,14 @@ NEW_LINES=$(sed -n "$((LAST_LINE + 1)),\$p" "$LOG_FILE")
if echo "$NEW_LINES" | grep "sshd.*Accepted"; then if echo "$NEW_LINES" | grep "sshd.*Accepted"; then
LOGIN_INFO=$(echo "$NEW_LINES" | grep "sshd.*Accepted" | awk '{print $9 " from " $11}') LOGIN_INFO=$(echo "$NEW_LINES" | grep "sshd.*Accepted" | awk '{print $9 " from " $11}')
curl -H "content-type: application/json" \ RESPONSE_CODE=$(curl -s -o /dev/null -w "%{http_code}" -H "content-type: application/json" \
-d "{\"subject\": \"New login on $HOSTNAME\", \"text\": \"SSH login detected: $LOGIN_INFO\", \"recipient\": \"$EMAIL\"}" \ -d "$(jq -n --arg subject "New login on $HOSTNAME" --arg text "SSH login detected: $LOGIN_INFO" --arg recipient "$EMAIL" \
"$ENDPOINT" '{subject: $subject, text: $text, recipient: $recipient}')" \
"$ENDPOINT")
if [[ "$RESPONSE_CODE" -ne 200 ]]; then
echo "$(date '+%Y-%m-%d %H:%M:%S') - Failed to send login alert. Response code: $RESPONSE_CODE" >>"$LOG_OUTPUT"
fi
fi fi
wc -l <"$LOG_FILE" >"$LAST_LINE_FILE" wc -l "$LOG_FILE" | awk '{print $1}' >"$LAST_LINE_FILE"