aiccu: Add documentation.

[people/ms/network.git] / functions.iptables

diff --git a/functions.iptables b/functions.iptables
index 2a9f438946eda5809872fb852fe3a69ba4da2fb3..98658bbed02b6cec6d499d0451ec3527580e26c0 100644 (file)
--- a/functions.iptables
+++ b/functions.iptables
@@ -104,6 +104,8 @@ function iptables() {
                esac
 
                rulesfile=$(iptables_rulesfile ipv${p} ${table})
+               assert isset rulesfile
+
                print "${args:1:${#args}}" >> ${rulesfile}
        done
 }
@@ -113,7 +115,7 @@ function _iptables() {
        local iptables_cmd=$(which iptables)
        assert isset iptables_cmd
 
-       ${iptables_cmd} $@
+       cmd ${iptables_cmd} $@
 }
 
 function iptables_status() {
@@ -211,6 +213,7 @@ function iptables_load() {
        # First check if everything is correctly formatted.
        for proto in 6 4; do
                rulesfile=$(iptables_rulesfile ipv${proto})
+               assert isset rulesfile
 
                _iptables_load ipv${proto} ${rulesfile} true
                if [ $? -ne ${EXIT_OK} ]; then