From 3155c744b3924e68213e542b9a22d858bb64cf83 Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@suren.me>
Date: Mon, 16 Apr 2018 10:52:27 +0200
Subject: Provision monitoring scripts on request

---
 roles/ands_monitor/defaults/main.yml               |  1 +
 roles/ands_monitor/tasks/main.yml                  |  9 ++++++
 .../templates/scripts/check_server_status.sh.j2    | 34 ++++++++++++++++++++++
 .../templates/scripts/check_uptime_status.sh.j2    |  8 +++++
 4 files changed, 52 insertions(+)
 create mode 100644 roles/ands_monitor/defaults/main.yml
 create mode 100644 roles/ands_monitor/tasks/main.yml
 create mode 100755 roles/ands_monitor/templates/scripts/check_server_status.sh.j2
 create mode 100755 roles/ands_monitor/templates/scripts/check_uptime_status.sh.j2

(limited to 'roles')

diff --git a/roles/ands_monitor/defaults/main.yml b/roles/ands_monitor/defaults/main.yml
new file mode 100644
index 0000000..ee3cb7b
--- /dev/null
+++ b/roles/ands_monitor/defaults/main.yml
@@ -0,0 +1 @@
+ands_script_path: "/opt/scripts"
diff --git a/roles/ands_monitor/tasks/main.yml b/roles/ands_monitor/tasks/main.yml
new file mode 100644
index 0000000..ac70d28
--- /dev/null
+++ b/roles/ands_monitor/tasks/main.yml
@@ -0,0 +1,9 @@
+- name: Create scripts directory
+  file: path="{{ ands_script_path }}" state=directory
+
+- name: "Deploy scripts"
+  template: src="{{ item | quote }}" dest="{{ ands_script_path }}/{{ script_name }}" owner=root group=root mode=0755
+  vars:
+    script_name: "{{ item | basename | regex_replace('\\.j2','') }}"
+  with_fileglob:
+    - "{{ role_path }}/templates/scripts/*.j2"
diff --git a/roles/ands_monitor/templates/scripts/check_server_status.sh.j2 b/roles/ands_monitor/templates/scripts/check_server_status.sh.j2
new file mode 100755
index 0000000..caa63ce
--- /dev/null
+++ b/roles/ands_monitor/templates/scripts/check_server_status.sh.j2
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+fs=`df -lm / | grep -vi Filesystem | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 4`
+datafs=`df -lm /mnt/ands | grep -vi Filesystem | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 4`
+mem=`free -g | grep "Mem" | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 7`
+cpu=`uptime | sed -e "s/[[:space:]]/\n/g" | tail -n 1`
+
+if [ $fs -le 8192 ]; then
+    echo "Only $(($fs / 1024)) GB left in the root file system"
+fi
+
+if [ $datafs -le 1048576 ]; then
+    echo "Only $(($datafs / 1024)) GB left in the data file system"
+fi
+
+if [ $mem -le 16 ]; then
+    echo "The system is starving on memory, $mem GB left free"
+fi
+
+if [ `echo "$cpu < 20" | bc` -eq 0 ]; then
+    echo "The system is starving on cpu, $cpu is load average for the last 15 min"
+fi
+
+vol=$(/opt/MegaRAID/storcli/storcli64 /c0/v0 show | grep -P "^0/0" | grep "Optl" | wc -l)
+if [ -z "$vol" -o "$vol" -eq 0 ]; then
+    echo "Raid volume is not optimal:"
+    /opt/MegaRAID/storcli/storcli64 /c0/v0 show | grep -P "^0/0"
+fi
+
+disks=$(/opt/MegaRAID/storcli/storcli64 /c0 show | grep -P "(HDD|SSD)" | grep -v "Onln" | wc -l)
+if [ -z "$disks" -o "$disks" -ne 0 ]; then
+    echo "Not all disks are online:"
+    /opt/MegaRAID/storcli/storcli64 /c0 show | grep -P "(HDD|SSD)" | grep -v "Onln"
+fi
diff --git a/roles/ands_monitor/templates/scripts/check_uptime_status.sh.j2 b/roles/ands_monitor/templates/scripts/check_uptime_status.sh.j2
new file mode 100755
index 0000000..0602fcb
--- /dev/null
+++ b/roles/ands_monitor/templates/scripts/check_uptime_status.sh.j2
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+up=$(uptime | cut -d ' ' -f 4- | cut -d ',' -f 1 | sed -re 's/^\s*//')
+load=$(uptime | cut -d ' ' -f 4- | cut -d ',' -f 4- | cut -d ':' -f 2 | cut -d ',' -f 3 | sed -re 's/^\s*//')
+disks=$(/opt/MegaRAID/storcli/storcli64 /c0 show | grep -P "(HDD|SSD)" | grep "Onln" | wc -l)
+data=`df -lh /mnt/ands | grep -vi Filesystem | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 4`
+
+echo -n "1 Up $up \${color gray}/ $disks disks, $data free, load: $load"
-- 
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