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############################################################
#
# Keep a special promise only if at least n or m hosts
# keep a specific promise
#
# This method works with Enterprise CFEngine
#
# If you want to test this on localhost, just edit /etc/hosts
# to add host1 host2 host3 host4 as aliases to localhost
#
############################################################
body common control
{
bundlesequence => { "n_of_m_symphony" };
inputs => { "$(sys.libdir)/stdlib.cf" };
}
############################################################
bundle agent n_of_m_symphony
{
vars:
"count_compliant_hosts" string => hubknowledge("running_myprocess");
classes:
"reboot" expression => isgreaterthan("$(count_compliant_hosts)","20");
processes:
"myprocess"
comment => "Count this host if a job is matched",
classes => enumerate("running_myprocess");
commands:
reboot::
"/bin/shutdown now";
}
#######################################################
bundle server access_rules()
{
access:
"value of my test_scalar, can expand variables here - $(sys.host)"
handle => "test_scalar",
comment => "Grant access to contents of test_scalar VAR",
resource_type => "literal",
admit => { "127.0.0.1" };
"running_myprocess"
resource_type => "variable",
admit => { "127.0.0.1" };
}
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