Merge pull request #1 from loop0/add-viaip-provider

Add viaip public ip address provider

Author: loop0

README.md

@@ -44,6 +44,7 @@ This is the list of currently supported providers for public ip address resoluti
 | - | - | - |
 | `ipify` | https://www.ipify.org | None |
 | `myipio` | https://www.my-ip.io | None |
+| `viaip` | https://viaip.com.br | None |
 
 ### DNS
 

providers.go

@@ -7,6 +7,7 @@ import (
 	"github.com/loop0/pugdns/providers/cloudflare"
 	"github.com/loop0/pugdns/providers/ipify"
 	"github.com/loop0/pugdns/providers/myipio"
+	"github.com/loop0/pugdns/providers/viaip"
 )
 
 type IPAddressService interface {
@@ -28,6 +29,8 @@ func getIPAddressProvider() IPAddressService {
 		return ipify.NewClient()
 	case "myipio":
 		return myipio.NewClient()
+	case "viaip":
+		return viaip.NewClient()
 	default:
 		slog.Error("Unsupported ip address provider", "provider", provider)
 		os.Exit(1)

providers/viaip/viaip.go

@@ -0,0 +1,46 @@
+package viaip
+
+import (
+	"encoding/json"
+	"io"
+	"net/http"
+)
+
+type ViaIPClient struct {
+	BaseURL string
+}
+
+type PublicIP struct {
+	IP string `json:"ip"`
+}
+
+func (client *ViaIPClient) GetPublicIP() (string, error) {
+	req, err := http.NewRequest("GET", client.BaseURL, nil)
+	if err != nil {
+		return "", err
+	}
+
+	req.Header.Set("Content-Type", "application/json")
+
+	httpClient := &http.Client{}
+	resp, err := httpClient.Do(req)
+	if err != nil {
+		return "", err
+	}
+	defer resp.Body.Close()
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", err
+	}
+
+	publicIP := PublicIP{}
+	json.Unmarshal(body, &publicIP)
+	return publicIP.IP, nil
+}
+
+func NewClient() *ViaIPClient {
+	return &ViaIPClient{
+		"https://viaip.com.br",
+	}
+}