add tracer enabled status
Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
@@ -46,6 +46,10 @@ func (s memoryStringer) String() string {
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return s.s
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}
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func (t *Tracer) Enabled() bool {
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return t.opts.Enabled
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}
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func (t *Tracer) Flush(_ context.Context) error {
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return nil
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}
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@@ -20,6 +20,10 @@ func (t *noopTracer) Spans() []Span {
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var uuidNil = uuid.Nil.String()
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func (t *noopTracer) Enabled() bool {
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return t.opts.Enabled
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}
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func (t *noopTracer) Start(ctx context.Context, name string, opts ...SpanOption) (context.Context, Span) {
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options := NewSpanOptions(opts...)
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span := &noopSpan{
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@@ -142,6 +142,8 @@ type Options struct {
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Name string
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// ContextAttrFuncs contains funcs that provides tracing
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ContextAttrFuncs []ContextAttrFunc
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// Enabled specify trace status
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Enabled bool
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}
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// Option func signature
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@@ -181,6 +183,7 @@ func NewOptions(opts ...Option) Options {
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Logger: logger.DefaultLogger,
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Context: context.Background(),
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ContextAttrFuncs: DefaultContextAttrFuncs,
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Enabled: true,
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}
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for _, o := range opts {
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o(&options)
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@@ -194,3 +197,10 @@ func Name(n string) Option {
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o.Name = n
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}
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}
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// Disabled disable tracer
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func Disabled(b bool) Option {
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return func(o *Options) {
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o.Enabled = !b
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}
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}
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@@ -51,6 +51,8 @@ type Tracer interface {
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// Extract(ctx context.Context)
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// Flush flushes spans
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Flush(ctx context.Context) error
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// Enabled returns tracer status
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Enabled() bool
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}
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type Span interface {
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