Import check_mk_agent from ports

ports-mgmt/check_mk_agent/files/patch-check__mk__agent.freebsd

@@ -0,0 +1,26 @@
+--- check_mk_agent.freebsd.orig	2024-08-15 18:32:18 UTC
++++ check_mk_agent.freebsd
+@@ -117,9 +117,9 @@ set_variable_defaults() {
+ #
+ 
+ set_variable_defaults() {
+-    : "${MK_LIBDIR:=/usr/local/lib/check_mk_agent}"
+-    : "${MK_CONFDIR:=/etc/check_mk}"
+-    : "${MK_VARDIR:=/var/lib/check_mk_agent}"
++    : "${MK_LIBDIR:=%%CHECKMK_LIBDIR%%}"
++    : "${MK_CONFDIR:=%%CHECKMK_CONFDIR%%}"
++    : "${MK_VARDIR:=/var/db/check_mk_agent}"
+     : "${MK_LOGDIR:=/var/log/check_mk_agent}"
+ 
+     # some 'booleans'
+@@ -138,8 +138,8 @@ preamble_1() {
+     # Make sure locally installed binaries are found
+     # Only add binaries if they are not already in the path! If you append to path in a loop the process will
+     # eventually each the 128k size limit for the environment and become a zombie process. See execve manpage.
+-    [ "${PATH#*"/usr/local/bin"}" != "${PATH}" ] || PATH="${PATH}:/usr/local/bin"
+-    [ "${PATH#*"/usr/local/sbin"}" != "${PATH}" ] || PATH="${PATH}:/usr/local/sbin"
++    [ "${PATH#*"%%LOCALBASE%%/bin"}" != "${PATH}" ] || PATH="${PATH}:%%LOCALBASE%%/bin"
++    [ "${PATH#*"%%LOCALBASE%%/sbin"}" != "${PATH}" ] || PATH="${PATH}:%%LOCALBASE%%/sbin"
+     [ -d "/var/qmail/bin" ] && { [ "${PATH#*"/var/qmail/bin"}" != "${PATH}" ] || PATH="${PATH}:/var/qmail/bin"; }
+ 
+     # All executables in PLUGINSDIR will simply be executed and their

ports-mgmt/check_mk_agent/files/pkg-message.in

@@ -0,0 +1,16 @@
+[
+{ type: install
+  message: <<EOM
+Checkmk may collect additional data if the following ports are installed:
+- sysutils/megacli
+- mail/postfix
+- mail/qmail
+
+See the code of the agent (%%PREFIX%%/bin/%%PORTNAME%%) for details.
+
+Configuration instructions may be found in one of the following places:
+- %%DOCSDIR%%/README.FreeBSD
+- https://docs.checkmk.com/latest/en/agent_freebsd.html
+EOM
+}
+]