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#!/bin/sh
ossec_type="%%OSSEC_TYPE%%"
ossec_home="%%OSSEC_HOME%%"
agent_conf_dir="${ossec_home}/etc/agent.conf.d"
agent_conf_files="${agent_conf_dir}/*.conf"
select_elements() {
local element="$1"
sed -n "/<${element}.*>/,/<\/${element}>/p"
}
remove_comments() {
# Comments must be on separate lines i.e. not next to uncommented code
awk '/<!--/ {off=1} /-->/ {off=2} /([\s\S]*)/ {if (off==0) print; if (off==2) off=0}'
}
remove_empty_lines() {
sed '/^\s*$/d'
}
agent_conf() {
echo "<!-- OSSEC HIDS %%VERSION%% -->"
echo
echo "<!-- DO NOT EDIT - file generated automatically - edit \"agent.conf.d/900.local.conf\" instead -->"
echo
cat $@ | remove_comments | select_elements "agent_config" | remove_empty_lines
}
agent_conf "${agent_conf_files}"
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