Check filesystem space

Check how much space (in KB) is available on a directory's current partition.

body common control
{
bundlesequence  => { "example" };
}

bundle agent example
{
vars:

  "free" int => diskfree("/tmp");

reports:

  "Freedisk $(free)";
}

Example output:

# cf-agent -f unit_diskfree.cf
R: Freedisk 48694692
# df -k /tmp
Filesystem     1K-blocks     Used Available Use% Mounted on
/dev/sda1      149911836 93602068  48694692  66% /
#

This policy can be found in /var/cfengine/share/doc/examples/unit_diskfree.cf.

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