Fix Go 1.13 private repository go get issue (#8100)

rutgerbrf · techknowlogick · commit 89c57487cd99 · 2019-09-06T09:59:03.000-04:00
* Fix Go 1.13 invalid import path creation Signed-off-by: Rutger Broekhoff <rutger@viasalix.nl> * Apply suggested changes from #8100 Signed-off-by: Rutger Broekhoff <rutger@viasalix.nl>
diff --git a/modules/context/context.go b/modules/context/context.go
@@ -249,6 +249,19 @@ func Contexter() macaron.Handler {
 		if ctx.Query("go-get") == "1" {
 			ownerName := c.Params(":username")
 			repoName := c.Params(":reponame")
+			trimmedRepoName := strings.TrimSuffix(repoName, ".git")
+
+			if ownerName == "" || trimmedRepoName == "" {
+				_, _ = c.Write([]byte(`<!doctype html>
+<html>
+	<body>
+		invalid import path
+	</body>
+</html>
+`))
+				c.WriteHeader(400)
+				return
+			}
 			branchName := "master"
 
 			repo, err := models.GetRepositoryByOwnerAndName(ownerName, repoName)
@@ -276,7 +289,7 @@ func Contexter() macaron.Handler {
 	</body>
 </html>
 `, map[string]string{
-				"GoGetImport":    ComposeGoGetImport(ownerName, strings.TrimSuffix(repoName, ".git")),
+				"GoGetImport":    ComposeGoGetImport(ownerName, trimmedRepoName),
 				"CloneLink":      models.ComposeHTTPSCloneURL(ownerName, repoName),
 				"GoDocDirectory": prefix + "{/dir}",
 				"GoDocFile":      prefix + "{/dir}/{file}#L{line}",
diff --git a/modules/context/repo.go b/modules/context/repo.go
@@ -201,10 +201,14 @@ func ComposeGoGetImport(owner, repo string) string {
 // .netrc file.
 func EarlyResponseForGoGetMeta(ctx *Context) {
 	username := ctx.Params(":username")
-	reponame := ctx.Params(":reponame")
+	reponame := strings.TrimSuffix(ctx.Params(":reponame"), ".git")
+	if username == "" || reponame == "" {
+		ctx.PlainText(400, []byte("invalid repository path"))
+		return
+	}
 	ctx.PlainText(200, []byte(com.Expand(`<meta name="go-import" content="{GoGetImport} git {CloneLink}">`,
 		map[string]string{
-			"GoGetImport": ComposeGoGetImport(username, strings.TrimSuffix(reponame, ".git")),
+			"GoGetImport": ComposeGoGetImport(username, reponame),
 			"CloneLink":   models.ComposeHTTPSCloneURL(username, reponame),
 		})))
 }
