initial commit

ipconfig.go

@@ -0,0 +1,62 @@
+// Copyright (C) 2020 Marius Schellenberger
+
+package pve
+
+import (
+	"strings"
+)
+
+type IPConfig struct {
+	IPv4CIDR    string
+	IPv4Gateway string
+	IPv6CIDR    string
+	IPv6Gateway string
+	MTU         string
+}
+
+func (c *IPConfig) String() string {
+	var str []string
+	if c.IPv4CIDR != "" {
+		str = append(str, "ip="+c.IPv4CIDR)
+		if c.IPv4Gateway != "" {
+			str = append(str, "gw="+c.IPv4Gateway)
+		}
+	}
+	if c.IPv6CIDR != "" {
+		str = append(str, "ip6="+c.IPv6CIDR)
+		if c.IPv6Gateway != "" {
+			str = append(str, "gw6="+c.IPv6Gateway)
+		}
+	}
+	if c.MTU != "" {
+		str = append(str, "mtu="+c.MTU)
+	}
+	return strings.Join(str, ",")
+}
+
+func parseIPConfig(s string) (c *IPConfig) {
+	cfg := strings.Split(s, ",")
+	if len(cfg) == 0 {
+		return
+	}
+	c = new(IPConfig)
+	for _, val := range cfg {
+		v := strings.Split(val, "=")
+		if len(v) != 2 {
+			continue
+		}
+		switch v[0] {
+		case "ip":
+			c.IPv4CIDR = v[1]
+		case "gw":
+			c.IPv4Gateway = v[1]
+		case "ip6":
+			c.IPv6CIDR = v[1]
+		case "gw6":
+			c.IPv6Gateway = v[1]
+		case "mtu":
+			c.MTU = v[1]
+		}
+	}
+	return
+}