From 5e8e1f3dee20eb231bbf1d78ec08b0aa200eba1f Mon Sep 17 00:00:00 2001
From: Mononaut <github@monospace.live>
Date: Tue, 12 Nov 2024 20:16:29 +0000
Subject: [PATCH] [ops] slack alerts from syslog errs

---
 production/install         |  1 +
 production/mempool-slacker | 19 +++++++++++++++++++
 production/syslog.conf     |  2 +-
 3 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100755 production/mempool-slacker

diff --git a/production/install b/production/install
index 1cac9e8e9..5925da65e 100755
--- a/production/install
+++ b/production/install
@@ -1089,6 +1089,7 @@ case $OS in
         echo "[*] Installing syslog configuration"
         osSudo "${ROOT_USER}" mkdir -p /usr/local/etc/syslog.d
         osSudo "${ROOT_USER}" install -c -m 755 "${MEMPOOL_HOME}/${MEMPOOL_REPO_NAME}/production/mempool-logger" /usr/local/bin/mempool-logger
+        osSudo "${ROOT_USER}" install -c -m 755 "${MEMPOOL_HOME}/${MEMPOOL_REPO_NAME}/production/mempool-slacker" /usr/local/bin/mempool-slacker
         osSudo "${ROOT_USER}" install -c -m 644 "${MEMPOOL_HOME}/${MEMPOOL_REPO_NAME}/production/syslog.conf" /usr/local/etc/syslog.d/mempool.conf
 
         echo "[*] Installing redis configuration"
diff --git a/production/mempool-slacker b/production/mempool-slacker
new file mode 100755
index 000000000..dc8f09aed
--- /dev/null
+++ b/production/mempool-slacker
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+if [ -z "$SLACK_SYSLOG_WEBHOOK_URL" ]; then
+    echo "Error: SLACK_SYSLOG_WEBHOOK_URL environment variable is not set" >&2
+    exit 1
+fi
+
+trap "" PIPE
+while read input; do
+    if [ ! -z "${input}" ]; then
+        escaped_input=$(echo "$input" | sed 's/"/\\"/g')
+        curl -X POST \
+            -H 'Content-type: application/json' \
+            --data "{\"text\":\"\`\`\`${escaped_input}\`\`\`\"}" \
+            -s \
+            "$SLACK_SYSLOG_WEBHOOK_URL" \
+            >/dev/null 2>&1 &
+    fi
+done
\ No newline at end of file
diff --git a/production/syslog.conf b/production/syslog.conf
index 7a55c57c7..5ae94939a 100644
--- a/production/syslog.conf
+++ b/production/syslog.conf
@@ -1,4 +1,4 @@
-local7.>=err |/usr/local/bin/sudo -u mempool /usr/local/bin/mempool-logger mempool.ops alerts
+local7.>=err |/usr/local/bin/sudo -u mempool /usr/local/bin/mempool-slacker
 local7.>=info |/usr/local/bin/sudo -u mempool /usr/local/bin/mempool-logger mempool.ops node100
 local7.>=info /var/log/mempool
 local7.* /var/log/mempool.debug