fix: do not fail when a record cannot be updated

.gitea/workflows/codeql.yaml

@@ -1,23 +0,0 @@
-name: CodeQL Analysis
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
-
-jobs:
-  codeql-analysis:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v3
-
-      - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
-        with:
-          languages: "go"
-      - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3

README.md

@@ -38,7 +38,6 @@ domains:
       - www
 check_interval: 0 0 0/6 * * * *
 mode: Scheduled
-log_level: info
 ```
 
 The config file is expected to be in the same directory as the binary and called `config.yaml`. For the OCR image, the root directory is `/app`.

config.example.yaml

@@ -21,4 +21,3 @@ domains:
       - www
 check_interval: 0 0 0/6 * * * *
 mode: Scheduled
-log_level: info

pkg/realDynDns/realDynDns.go

@@ -3,7 +3,6 @@ package realDynDns
 import (
 	"fmt"
 	"log/slog"
-	"sync"
 	"time"
 
 	"realdnydns/pkg/config"
@@ -71,17 +70,10 @@ func (c *ChangeDetector) detectAndApplyChanges() (int, error) {
 		return 0, err
 	}
 
-	var wg sync.WaitGroup
-
-	numberUpdatedChannel := make(chan int)
+	var numberUpdated int
 
 	for _, domain := range c.domains {
 		for _, subdomain := range domain.Subdomains {
-			wg.Add(1)
-
-			go func(domain config.DomainConfig, subdomain string) {
-				defer wg.Done()
-
 			c.logger.Info("Checking record",
 				slog.String("tld", domain.TLD),
 				slog.String("subdomain", subdomain),
@@ -93,7 +85,7 @@ func (c *ChangeDetector) detectAndApplyChanges() (int, error) {
 					slog.String("tld", domain.TLD),
 					slog.String("subdomain", subdomain),
 				)
-					return
+				continue
 			}
 
 			if currentRecord.IP != externalIp.String() {
@@ -112,7 +104,7 @@ func (c *ChangeDetector) detectAndApplyChanges() (int, error) {
 					c.logger.Warn("Failed to send notification",
 						slog.String("error", err.Error()),
 					)
-						return
+					continue
 				}
 
 				c.logger.Info("Updating record",
@@ -128,23 +120,11 @@ func (c *ChangeDetector) detectAndApplyChanges() (int, error) {
 						slog.String("tld", domain.TLD),
 						slog.String("subdomain", subdomain),
 					)
-						return
+					continue
 				}
-
-					numberUpdatedChannel <- 1
-				}
-			}(domain, subdomain)
+				numberUpdated++
 			}
 		}
-
-	go func() {
-		wg.Wait()
-		close(numberUpdatedChannel)
-	}()
-
-	numberUpdated := 0
-	for v := range numberUpdatedChannel {
-		numberUpdated += v
 	}
 
 	c.logger.Info("Run completed", slog.Int("number_of_changes", numberUpdated))