check for commands
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minifirewall
12
minifirewall
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@ -38,8 +38,16 @@ set -u
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#########################
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# iptables paths
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IPT=/sbin/iptables
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IPT6=/sbin/ip6tables
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IPT=$(command -v iptables)
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if [ -z "${IPT}" ]; then
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echo "Unable to find 'iptables\` command in PATH." >&2
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exit 1
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fi
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IPT6=$(command -v ip6tables)
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if [ -z "${IPT6}" ]; then
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echo "Unable to find 'ip6tables\` command in PATH." >&2
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exit 1
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fi
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# TCP/IP variables
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LOOPBACK='127.0.0.0/8'
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