RTECO-1574 - Implementation of Nuget Support for client -

artifactory/commands/nuget/auth.go

@@ -0,0 +1,43 @@
+package nuget
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	dotnetutils "github.com/jfrog/build-info-go/build/utils/dotnet"
+	dotnetcmd "github.com/jfrog/jfrog-cli-artifactory/artifactory/commands/dotnet"
+	"github.com/jfrog/jfrog-cli-core/v2/utils/config"
+)
+
+// WriteTempNuGetConfig creates a temporary directory containing a nuget.config file
+// populated with the Artifactory NuGet feed URL and credentials derived from serverDetails.
+// The returned cleanup function removes the temp directory; call it with defer.
+func WriteTempNuGetConfig(serverDetails *config.ServerDetails, repoName string, useV2, allowInsecure bool) (configPath string, cleanup func(), err error) {
+	tmpDir, err := os.MkdirTemp("", "jfrog-nuget-")
+	if err != nil {
+		return "", nil, fmt.Errorf("create temp dir for nuget.config: %w", err)
+	}
+	cleanup = func() { _ = os.RemoveAll(tmpDir) }
+
+	sourceURL, user, password, err := dotnetcmd.GetSourceDetails(serverDetails, repoName, useV2)
+	if err != nil {
+		cleanup()
+		return "", nil, err
+	}
+
+	protocolVersion := "3"
+	if useV2 {
+		protocolVersion = "2"
+	}
+
+	content := fmt.Sprintf(dotnetutils.ConfigFileFormat,
+		sourceURL, protocolVersion, allowInsecure, user, password)
+
+	configPath = filepath.Join(tmpDir, "nuget.config")
+	if err := os.WriteFile(configPath, []byte(content), 0600); err != nil {
+		cleanup()
+		return "", nil, fmt.Errorf("write temp nuget.config: %w", err)
+	}
+	return configPath, cleanup, nil
+}