1 files changed, 51 insertions, 0 deletions
diff --git a/vendor/github.com/Azure/azure-storage-blob-go/2018-03-28/azblob/zc_policy_telemetry.go b/vendor/github.com/Azure/azure-storage-blob-go/2018-03-28/azblob/zc_policy_telemetry.go
new file mode 100644
index 000000000..608e1051c
--- /dev/null
+++ b/vendor/github.com/Azure/azure-storage-blob-go/2018-03-28/azblob/zc_policy_telemetry.go
@@ -0,0 +1,51 @@
+package azblob
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"os"
+	"runtime"
+
+	"github.com/Azure/azure-pipeline-go/pipeline"
+)
+
+// TelemetryOptions configures the telemetry policy's behavior.
+type TelemetryOptions struct {
+	// Value is a string prepended to each request's User-Agent and sent to the service.
+	// The service records the user-agent in logs for diagnostics and tracking of client requests.
+	Value string
+}
+
+// NewTelemetryPolicyFactory creates a factory that can create telemetry policy objects
+// which add telemetry information to outgoing HTTP requests.
+func NewTelemetryPolicyFactory(o TelemetryOptions) pipeline.Factory {
+	b := &bytes.Buffer{}
+	b.WriteString(o.Value)
+	if b.Len() > 0 {
+		b.WriteRune(' ')
+	}
+	fmt.Fprintf(b, "Azure-Storage/%s %s", serviceLibVersion, platformInfo)
+	telemetryValue := b.String()
+
+	return pipeline.FactoryFunc(func(next pipeline.Policy, po *pipeline.PolicyOptions) pipeline.PolicyFunc {
+		return func(ctx context.Context, request pipeline.Request) (pipeline.Response, error) {
+			request.Header.Set("User-Agent", telemetryValue)
+			return next.Do(ctx, request)
+		}
+	})
+}
+
+// NOTE: the ONLY function that should write to this variable is this func
+var platformInfo = func() string {
+	// Azure-Storage/version (runtime; os type and version)”
+	// Azure-Storage/1.4.0 (NODE-VERSION v4.5.0; Windows_NT 10.0.14393)'
+	operatingSystem := runtime.GOOS // Default OS string
+	switch operatingSystem {
+	case "windows":
+		operatingSystem = os.Getenv("OS") // Get more specific OS information
+	case "linux": // accept default OS info
+	case "freebsd": //  accept default OS info
+	}
+	return fmt.Sprintf("(%s; %s)", runtime.Version(), operatingSystem)
+}()