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-rwxr-xr-xBash/iptables-whiteblacklisting.sh12
1 files changed, 6 insertions, 6 deletions
diff --git a/Bash/iptables-whiteblacklisting.sh b/Bash/iptables-whiteblacklisting.sh
index 36f3c49..749f00d 100755
--- a/Bash/iptables-whiteblacklisting.sh
+++ b/Bash/iptables-whiteblacklisting.sh
@@ -112,14 +112,14 @@ IPTABLES --delete-chain "${BLACKLIST_CHAIN}" &> /dev/null
#===============================================================================
# Create new whitelisting-/blacklisting chain
#===============================================================================
-if [ ${MODE} == 'WHITELISTING' ]; then IPTABLES --new-chain "${WHITELIST_CHAIN}"; fi
-if [ ${MODE} == 'BLACKLISTING' ]; then IPTABLES --new-chain "${BLACKLIST_CHAIN}"; fi
+[ ${MODE} == 'WHITELISTING' ] && IPTABLES --new-chain "${WHITELIST_CHAIN}"
+[ ${MODE} == 'BLACKLISTING' ] && IPTABLES --new-chain "${BLACKLIST_CHAIN}"
#===============================================================================
# Create reference to the whitelisting-/blacklisting chain
#===============================================================================
-if [ ${MODE} == 'WHITELISTING' ]; then IPTABLES --table filter --append INPUT --jump "${WHITELIST_CHAIN}"; fi
-if [ ${MODE} == 'BLACKLISTING' ]; then IPTABLES --table filter --append INPUT --jump "${BLACKLIST_CHAIN}"; fi
+[ ${MODE} == 'WHITELISTING' ] && IPTABLES --table filter --append INPUT --jump "${WHITELIST_CHAIN}"
+[ ${MODE} == 'BLACKLISTING' ] && IPTABLES --table filter --append INPUT --jump "${BLACKLIST_CHAIN}"
#===============================================================================
# Create IPTables matching rules for whitelisting
@@ -152,5 +152,5 @@ ${IPTABLES_V6} --append INPUT --source fe80::/64 --jump ACCEPT
#===============================================================================
# Save IPTables configuration permanent
#===============================================================================
-if [ ${IPTABLES_SAVE_V4} ]; then ${IPTABLES_SAVE_V4} > /etc/iptables/rules.v4; fi
-if [ ${IPTABLES_SAVE_V6} ]; then ${IPTABLES_SAVE_V6} > /etc/iptables/rules.v6; fi \ No newline at end of file
+[ ${IPTABLES_SAVE_V4} ] && ${IPTABLES_SAVE_V4} > /etc/iptables/rules.v4
+[ ${IPTABLES_SAVE_V6} ] && ${IPTABLES_SAVE_V6} > /etc/iptables/rules.v6 \ No newline at end of file