Merge pull request #1 from apten-fors/apiurl

Add opportunity to set GCORE_API_URL via ENV

gcoreprovider/gcore.go

@@ -16,6 +16,7 @@ package gcoreprovider
 import (
  "context"
  "fmt"
+ "net/url"
  "strings"
  "time"
 
@@ -29,6 +30,7 @@ import (
 
 const (
  ProviderName = "gcore"
+ EnvAPIURL = "GCORE_API_URL"
  EnvAPIToken = "GCORE_PERMANENT_API_TOKEN"
  logDryRun = "[DryRun] "
  maxTimeout = 60 * time.Second
@@ -48,7 +50,22 @@ type DnsProvider struct {
  dryRun bool
 }
 
-func NewProvider(domainFilter endpoint.DomainFilter, apiKey string, dryRun bool) (*DnsProvider, error) {
+func setClientBaseURL(client interface{}, apiUrl string) (*gdns.Client, error) {
+ c, ok := client.(*gdns.Client)
+ if !ok {
+ return nil, fmt.Errorf("type assertion to *gdns.Client failed")
+ }
+
+ var err error
+ c.BaseURL, err = url.Parse(apiUrl)
+ if err != nil {
+ return nil, fmt.Errorf("failed parsing %s url: %w", apiUrl, err)
+ }
+
+ return c, nil
+}
+
+func NewProvider(domainFilter endpoint.DomainFilter, apiUrl, apiKey string, dryRun bool) (*DnsProvider, error) {
  log.Infof("%s: starting init provider: filters=%+v , dryRun=%v",
  ProviderName, domainFilter.Filters, dryRun)
  defer log.Infof("%s: finishing init provider", ProviderName)
@@ -60,6 +77,14 @@ func NewProvider(domainFilter endpoint.DomainFilter, apiKey string, dryRun bool)
  dryRun: dryRun,
  }
 
+ if apiUrl != "" {
+ newClient, err := setClientBaseURL(p.client, apiUrl)
+ if err != nil {
+ return nil, err
+ }
+ p.client = newClient
+ }
+
  return p, nil
 }
 
@@ -379,5 +404,5 @@ func unexistingTargets(existing *endpoint.Endpoint,
 type EnvError string
 
 func (e EnvError) Error() string {
- return fmt.Sprintf("invalid evirement var: %s", string(e))
+ return fmt.Sprintf("invalid environment var: %s", string(e))
 }

main.go

@@ -36,6 +36,7 @@ const banner = `
 
 var (
  Version = "v0.0.1"
+ ApiUrl = ``
  ApiKey = ``
  ServerHost = ``
  ServerPort = `8080`
@@ -45,6 +46,7 @@ var (
 func main() {
  log.SetLevel(log.DebugLevel)
  fmt.Printf(banner, Version)
+ ApiUrl = os.Getenv(gcoreprovider.EnvAPIURL)
  ApiKey = os.Getenv(gcoreprovider.EnvAPIToken)
  ServerHost = os.Getenv(`SERVER_HOST`)
  ServerPort = os.Getenv(`SERVER_PORT`)
@@ -53,7 +55,7 @@ func main() {
  }
  DryRun = os.Getenv(`DRY_RUN`) == `true`
 
- provider, err := gcoreprovider.NewProvider(endpoint.DomainFilter{}, ApiKey, DryRun)
+ provider, err := gcoreprovider.NewProvider(endpoint.DomainFilter{}, ApiUrl, ApiKey, DryRun)
  if err != nil {
  log.Fatalf("Failed to initialize DNS provider: %v", err)
  }