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Add monit for disk>85% into pmon docker #582

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merged 3 commits into from
May 18, 2017
Merged

Add monit for disk>85% into pmon docker #582

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dab649a
Add monit for disk>85% into pmon docker
qiluo-msft May 9, 2017
ae3d061
Revert "Add monit for disk>85% into pmon docker"
qiluo-msft May 12, 2017
2c81137
Install monit in base image
qiluo-msft May 12, 2017
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22 changes: 22 additions & 0 deletions build_debian.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -185,6 +185,7 @@ sudo LANG=C DEBIAN_FRONTEND=noninteractive chroot $FILESYSTEM_ROOT apt-get -y in
python \
python-setuptools \
rsyslog \
monit \
python-apt \
traceroute \
iputils-ping \
Expand All @@ -211,6 +212,27 @@ sudo cp -f files/sshd/sshd.service $FILESYSTEM_ROOT/lib/systemd/system/ssh.servi
## Config sshd
sudo augtool --autosave "set /files/etc/ssh/sshd_config/UseDNS no" -r $FILESYSTEM_ROOT

## Config monit
sudo sed -i '
s/^# set logfile syslog/set logfile syslog/;
s/^\s*set logfile \/var/# set logfile \/var/;
s/^# set httpd port/set httpd port/;
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what is this httpd port?

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@qiluo-msft qiluo-msft May 18, 2017 •
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ref: https://mmonit.com/monit/documentation/#MONIT-HTTPD
It enables cli to check status. The access is granted to local connection, so it should be safe.

s/^# use address localhost/ use address localhost/;
s/^# allow localhost/ allow localhost/;
s/^# allow admin:monit/ allow admin:monit/;
s/^# allow @monit/ allow @monit/;
s/^# allow @users readonly/ allow @users readonly/
' $FILESYSTEM_ROOT/etc/monit/monitrc

sudo tee -a $FILESYSTEM_ROOT/etc/monit/monitrc > /dev/null <<'EOF'
check filesystem root-aufs with path /
if space usage > 90% for 5 times within 10 cycles then alert
check system $HOST
if memory usage > 90% for 5 times within 10 cycles then alert
if cpu usage (user) > 90% for 5 times within 10 cycles then alert
if cpu usage (system) > 90% for 5 times within 10 cycles then alert
EOF

## Config sysctl
sudo mkdir -p $FILESYSTEM_ROOT/var/core
sudo augtool --autosave "
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