splitted main file, added rain, bump to v3.0.0

profile.d/net.sh

@@ -0,0 +1,49 @@
+# ------------------------------------------------------------------------------
+# Determine if parameter is a valid IPv4 address
+# ------------------------------------------------------------------------------
+isipv4 ()
+{
+    # Set up local variables
+    local  ip=$1
+
+    # Start with a regex format test
+    if [[ $ip =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
+	local old_ifs=$IFS
+	IFS="."
+	ip=($ip)
+	IFS=$old_ifs
+	if [[ ${ip[0]} -le 255 && ${ip[1]} -le 255 \
+		  && ${ip[2]} -le 255 && ${ip[3]} -le 255 ]]; then
+	    if [[ -t 1 ]]; then
+		echo "The given IPv4 is valid."
+	    fi
+	    return 0
+	fi
+    fi
+    if [[ -t 1 ]]; then
+	echo "The given parameter is NOT a valid IPv4."
+    fi
+    return 1
+}
+export -f isipv4
+
+
+# ------------------------------------------------------------------------------
+# Determine if parameter is a valid IPv4 address
+# ------------------------------------------------------------------------------
+isipv6 ()
+{
+    local ip="$1"
+    local regex='^([0-9a-fA-F]{0,4}:){1,7}[0-9a-fA-F]{0,4}$'
+    if [[ $ip =~ $regex ]]; then
+	if [[ -t 1 ]]; then
+	    echo "The given IPv6 is valid."
+	fi
+	return 0
+    fi
+    if [[ -t 1 ]]; then
+	echo "The given parameter is not a valid IPv6."
+    fi
+    return 1
+}
+export -f isipv6