refactor: remove temporary solution joinUrlPath and use joinPath from…

… Go 1.19.1 net/url

cmd/csaf_checker/processor.go

@@ -392,7 +392,7 @@ func (p *processor) integrity(
 		if u.IsAbs() {
 			return u
 		}
-		return util.JoinURLPath(b, u.String())
+		return b.JoinPath(u.String())
 	}
 
 	for _, f := range files {
@@ -715,7 +715,7 @@ func (p *processor) checkIndex(base string, mask whereType) error {
 		return err
 	}
 
-	index := util.JoinURLPath(bu, "index.txt").String()
+	index := bu.JoinPath("index.txt").String()
 
 	p.checkTLS(index)
 
@@ -773,7 +773,7 @@ func (p *processor) checkChanges(base string, mask whereType) error {
 	if err != nil {
 		return err
 	}
-	changes := util.JoinURLPath(bu, "changes.csv").String()
+	changes := bu.JoinPath("changes.csv").String()
 
 	p.checkTLS(changes)
 
@@ -1195,11 +1195,12 @@ func (p *processor) checkWellknown(domain string) string {
 //  1. checks if the provider-metadata.json file is
 //     available under the /.well-known/csaf/ directory.
 //  2. Then it checks the security.txt file by making HTTP request to fetch it.
-//  3.  After that it checks the existence of the CSAF field in the file
-//      content and tries to fetch the value of this field.
+//  3. After that it checks the existence of the CSAF field in the file
+//     content and tries to fetch the value of this field.
 //  4. Finally it checks if the "csaf.data.security.domain.tld" DNS record
 //     is available and serves the "provider-metadata.json".
-///
+//
+// /
 // If all three checks fail, errors are given,
 // otherwise warnings for all failed checks.
 // The function returns nil, unless errors outside the checks were found.

csaf/advisories.go

@@ -198,7 +198,7 @@ func (afp *AdvisoryFileProcessor) loadIndex(
 		return nil, err
 	}
 
-	indexURL := util.JoinURLPath(base, "index.txt").String()
+	indexURL := base.JoinPath("index.txt").String()
 	resp, err := afp.client.Get(indexURL)
 	if err != nil {
 		return nil, err
@@ -215,7 +215,7 @@ func (afp *AdvisoryFileProcessor) loadIndex(
 			continue
 		}
 		files = append(files,
-			PlainAdvisoryFile(util.JoinURLPath(base, u).String()))
+			PlainAdvisoryFile(base.JoinPath(u).String()))
 	}
 
 	if err := scanner.Err(); err != nil {