fix comments

main.go

@@ -63,7 +63,7 @@ var (
 	httpClient                = &http.Client{Timeout: 10 * time.Second}
 )
 
-// app clean and exit
+// clean-up and exit
 func appExit(status int) {
 	if runtime.GOOS == "windows" {
 		certTmpDir = "C:\\tmp\\acme-downloader\\"
@@ -223,7 +223,7 @@ func checkPrivkey(privkey string, pubkey string, fail bool) bool {
 	return true
 }
 
-// get redis key
+// get Redis key
 func GetRedisKey(redisurl string, redistoken string) string {
 	client := &http.Client{}
 	req, err := http.NewRequest("GET", redisurl, nil)
@@ -307,7 +307,7 @@ func moveFile(source string, destination string, groupid int, filemode os.FileMo
 	fmt.Printf("%v installed: %v\n", infoMsg, destination)
 }
 
-// ReadOSRelease from /etc/os-release
+// Read OS release from /etc/os-release
 func ReadOSRelease(configfile string) map[string]string {
 	ConfigParams := make(map[string]string)
 	cfg, err := ini.Load(configfile)
@@ -423,7 +423,7 @@ Options:
 		appExit(0)
 	}
 
-	// chekc upstream version
+	// check upstream version
 	metadataBase := "https://artifactory.software.geant.org/artifactory/api/storage/acme-downloader/acme-downloader"
 	metadataURL := fmt.Sprintf("%v_%v_%v?properties=version", metadataBase, runtime.GOOS, runtime.GOARCH)
 	if runtime.GOOS == "windows" {
@@ -563,8 +563,8 @@ Options:
 	moveFile(tmpCaDestination, caDestination, GroupID, 0644, 0755)
 	moveFile(tmpKeyDestination, keyDestination, GroupID, 0640, 0750)
 
-	// Exit 64: it means that the certificate was replaced and the
-	// application can be reloaded to make use of the new certificate
+	// Exit 64: if we are here it means that the certificate was replaced
+	//  and the application can be reloaded to make use of the new certificate
 	appExit(64)
 
 }