1 files changed, 26 insertions, 0 deletions
diff --git a/plugins/http/config/ip.go b/plugins/http/config/ip.go
new file mode 100644
index 00000000..c4981f74
--- /dev/null
+++ b/plugins/http/config/ip.go
@@ -0,0 +1,26 @@
+package config
+
+import "net"
+
+// Cidrs is a slice of IPNet addresses
+type Cidrs []*net.IPNet
+
+// IsTrusted checks if the ip address exists in the provided in the config addresses
+func (c *Cidrs) IsTrusted(ip string) bool {
+	if len(*c) == 0 {
+		return false
+	}
+
+	i := net.ParseIP(ip)
+	if i == nil {
+		return false
+	}
+
+	for _, cird := range *c {
+		if cird.Contains(i) {
+			return true
+		}
+	}
+
+	return false
+}