[Ovirt-devel] [PATCH] Using log rotation to minimize writing to the managed node filesystem.

[Darryl L. Pierce]

From: Darryl Pierce <dpierce at redhat.com>

First draft of this. I'm still continuing to run the managed node to see what other files are
growing over time.

Signed-off-by: Darryl L. Pierce <dpierce at redhat.com>
---
 ovirt-host-creator/common-pkgs.ks |    1 +
 ovirt-host-creator/common-post.ks |   24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+), 0 deletions(-)

diff --git a/ovirt-host-creator/common-pkgs.ks b/ovirt-host-creator/common-pkgs.ks
index 8d0ba70..2d1ad6e 100644
--- a/ovirt-host-creator/common-pkgs.ks
+++ b/ovirt-host-creator/common-pkgs.ks
@@ -26,6 +26,7 @@ augeas
 nc
 bind-utils
 syslinux
+cronie
 hal
 ovirt-managed-node
 -policycoreutils
diff --git a/ovirt-host-creator/common-post.ks b/ovirt-host-creator/common-post.ks
index 723b838..300bc3c 100644
--- a/ovirt-host-creator/common-post.ks
+++ b/ovirt-host-creator/common-post.ks
@@ -12,6 +12,30 @@ cat > /etc/sysconfig/iptables << \EOF
 COMMIT
 EOF
 
+echo "Setting up log rotation"
+cat > /etc/logrotate.d/ovirt << \EOF
+/var/log/*.log {
+    rotate 0
+    missingok
+    notifempty
+    size=10k
+}
+EOF
+
+echo "Creating the hourly rotation file"
+cat > /etc/cron.hourly/ovirt-rotatelog" << \EOF
+#!/bin/sh
+
+/usr/sbin/logrotate /etc/logrotate.d/ovirt
+
+EXITVALUE=$?
+if [ $EXITVALUE != 0 ]; then
+    /usr/bin/logger -t logrotate "ALERT exited abnormally with [$EXITVALUE]"
+fi
+exit 0
+EOF
+chmod +x /etc/cron.hourly/ovirt-rotatelog
+
 echo "Writing ovirt-functions script"
 # common functions
 cat > /etc/init.d/ovirt-functions << \EOF
-- 
1.5.5.1