mirror of
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* update github.com/blevesearch/bleve v2.0.2 -> v2.0.3 * github.com/denisenkom/go-mssqldb v0.9.0 -> v0.10.0 * github.com/editorconfig/editorconfig-core-go v2.4.1 -> v2.4.2 * github.com/go-chi/cors v1.1.1 -> v1.2.0 * github.com/go-git/go-billy v5.0.0 -> v5.1.0 * github.com/go-git/go-git v5.2.0 -> v5.3.0 * github.com/go-ldap/ldap v3.2.4 -> v3.3.0 * github.com/go-redis/redis v8.6.0 -> v8.8.2 * github.com/go-sql-driver/mysql v1.5.0 -> v1.6.0 * github.com/go-swagger/go-swagger v0.26.1 -> v0.27.0 * github.com/lib/pq v1.9.0 -> v1.10.1 * github.com/mattn/go-sqlite3 v1.14.6 -> v1.14.7 * github.com/go-testfixtures/testfixtures v3.5.0 -> v3.6.0 * github.com/issue9/identicon v1.0.1 -> v1.2.0 * github.com/klauspost/compress v1.11.8 -> v1.12.1 * github.com/mgechev/revive v1.0.3 -> v1.0.6 * github.com/microcosm-cc/bluemonday v1.0.7 -> v1.0.8 * github.com/niklasfasching/go-org v1.4.0 -> v1.5.0 * github.com/olivere/elastic v7.0.22 -> v7.0.24 * github.com/pelletier/go-toml v1.8.1 -> v1.9.0 * github.com/prometheus/client_golang v1.9.0 -> v1.10.0 * github.com/xanzy/go-gitlab v0.44.0 -> v0.48.0 * github.com/yuin/goldmark v1.3.3 -> v1.3.5 * github.com/6543/go-version v1.2.4 -> v1.3.1 * do github.com/lib/pq v1.10.0 -> v1.10.1 again ...
206 lines
6.6 KiB
Go
Vendored
206 lines
6.6 KiB
Go
Vendored
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package trace
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import (
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"time"
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"go.opentelemetry.io/otel/attribute"
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)
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// TracerConfig is a group of options for a Tracer.
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type TracerConfig struct {
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// InstrumentationVersion is the version of the library providing
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// instrumentation.
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InstrumentationVersion string
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}
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// NewTracerConfig applies all the options to a returned TracerConfig.
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func NewTracerConfig(options ...TracerOption) *TracerConfig {
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config := new(TracerConfig)
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for _, option := range options {
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option.ApplyTracer(config)
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}
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return config
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}
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// TracerOption applies an option to a TracerConfig.
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type TracerOption interface {
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ApplyTracer(*TracerConfig)
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// A private method to prevent users implementing the
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// interface and so future additions to it will not
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// violate compatibility.
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private()
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}
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// SpanConfig is a group of options for a Span.
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type SpanConfig struct {
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// Attributes describe the associated qualities of a Span.
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Attributes []attribute.KeyValue
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// Timestamp is a time in a Span life-cycle.
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Timestamp time.Time
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// Links are the associations a Span has with other Spans.
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Links []Link
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// NewRoot identifies a Span as the root Span for a new trace. This is
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// commonly used when an existing trace crosses trust boundaries and the
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// remote parent span context should be ignored for security.
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NewRoot bool
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// SpanKind is the role a Span has in a trace.
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SpanKind SpanKind
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}
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// NewSpanConfig applies all the options to a returned SpanConfig.
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// No validation is performed on the returned SpanConfig (e.g. no uniqueness
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// checking or bounding of data), it is left to the SDK to perform this
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// action.
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func NewSpanConfig(options ...SpanOption) *SpanConfig {
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c := new(SpanConfig)
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for _, option := range options {
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option.ApplySpan(c)
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}
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return c
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}
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// SpanOption applies an option to a SpanConfig.
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type SpanOption interface {
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ApplySpan(*SpanConfig)
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// A private method to prevent users implementing the
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// interface and so future additions to it will not
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// violate compatibility.
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private()
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}
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// NewEventConfig applies all the EventOptions to a returned SpanConfig. If no
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// timestamp option is passed, the returned SpanConfig will have a Timestamp
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// set to the call time, otherwise no validation is performed on the returned
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// SpanConfig.
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func NewEventConfig(options ...EventOption) *SpanConfig {
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c := new(SpanConfig)
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for _, option := range options {
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option.ApplyEvent(c)
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}
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if c.Timestamp.IsZero() {
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c.Timestamp = time.Now()
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}
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return c
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}
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// EventOption applies span event options to a SpanConfig.
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type EventOption interface {
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ApplyEvent(*SpanConfig)
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// A private method to prevent users implementing the
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// interface and so future additions to it will not
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// violate compatibility.
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private()
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}
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// LifeCycleOption applies span life-cycle options to a SpanConfig. These
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// options set values releated to events in a spans life-cycle like starting,
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// ending, experiencing an error and other user defined notable events.
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type LifeCycleOption interface {
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SpanOption
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EventOption
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}
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type attributeSpanOption []attribute.KeyValue
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func (o attributeSpanOption) ApplySpan(c *SpanConfig) { o.apply(c) }
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func (o attributeSpanOption) ApplyEvent(c *SpanConfig) { o.apply(c) }
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func (attributeSpanOption) private() {}
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func (o attributeSpanOption) apply(c *SpanConfig) {
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c.Attributes = append(c.Attributes, []attribute.KeyValue(o)...)
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}
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// WithAttributes adds the attributes related to a span life-cycle event.
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// These attributes are used to describe the work a Span represents when this
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// option is provided to a Span's start or end events. Otherwise, these
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// attributes provide additional information about the event being recorded
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// (e.g. error, state change, processing progress, system event).
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//
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// If multiple of these options are passed the attributes of each successive
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// option will extend the attributes instead of overwriting. There is no
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// guarantee of uniqueness in the resulting attributes.
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func WithAttributes(attributes ...attribute.KeyValue) LifeCycleOption {
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return attributeSpanOption(attributes)
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}
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type timestampSpanOption time.Time
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func (o timestampSpanOption) ApplySpan(c *SpanConfig) { o.apply(c) }
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func (o timestampSpanOption) ApplyEvent(c *SpanConfig) { o.apply(c) }
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func (timestampSpanOption) private() {}
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func (o timestampSpanOption) apply(c *SpanConfig) { c.Timestamp = time.Time(o) }
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// WithTimestamp sets the time of a Span life-cycle moment (e.g. started,
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// stopped, errored).
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func WithTimestamp(t time.Time) LifeCycleOption {
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return timestampSpanOption(t)
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}
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type linksSpanOption []Link
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func (o linksSpanOption) ApplySpan(c *SpanConfig) { c.Links = append(c.Links, []Link(o)...) }
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func (linksSpanOption) private() {}
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// WithLinks adds links to a Span. The links are added to the existing Span
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// links, i.e. this does not overwrite.
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func WithLinks(links ...Link) SpanOption {
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return linksSpanOption(links)
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}
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type newRootSpanOption bool
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func (o newRootSpanOption) ApplySpan(c *SpanConfig) { c.NewRoot = bool(o) }
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func (newRootSpanOption) private() {}
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// WithNewRoot specifies that the Span should be treated as a root Span. Any
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// existing parent span context will be ignored when defining the Span's trace
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// identifiers.
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func WithNewRoot() SpanOption {
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return newRootSpanOption(true)
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}
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type spanKindSpanOption SpanKind
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func (o spanKindSpanOption) ApplySpan(c *SpanConfig) { c.SpanKind = SpanKind(o) }
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func (o spanKindSpanOption) private() {}
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// WithSpanKind sets the SpanKind of a Span.
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func WithSpanKind(kind SpanKind) SpanOption {
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return spanKindSpanOption(kind)
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}
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// InstrumentationOption is an interface for applying instrumentation specific
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// options.
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type InstrumentationOption interface {
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TracerOption
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}
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// WithInstrumentationVersion sets the instrumentation version.
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func WithInstrumentationVersion(version string) InstrumentationOption {
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return instrumentationVersionOption(version)
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}
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type instrumentationVersionOption string
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func (i instrumentationVersionOption) ApplyTracer(config *TracerConfig) {
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config.InstrumentationVersion = string(i)
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}
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func (instrumentationVersionOption) private() {}
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