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Add Jaeger collector endpoint

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This commit is contained in:
Ryan Fitzpatrick 2019-07-15 08:52:04 -04:00 • committed by Traefiker Bot
parent 1bccbf061b
commit 62800116d3
8 changed files with 221 additions and 16 deletions
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49
pkg/tracing/jaeger/jaeger.go
View file

@ -13,18 +13,19 @@ import (
jaegermet "github.com/uber/jaeger-lib/metrics"
)
// Name sets the name of this tracer
// Name sets the name of this tracer.
const Name = "jaeger"
// Config provides configuration settings for a jaeger tracer
// Config provides configuration settings for a jaeger tracer.
type Config struct {
SamplingServerURL string `description:"Set the sampling server url." json:"samplingServerURL,omitempty" toml:"samplingServerURL,omitempty" yaml:"samplingServerURL,omitempty"`
SamplingType string `description:"Set the sampling type." json:"samplingType,omitempty" toml:"samplingType,omitempty" yaml:"samplingType,omitempty" export:"true"`
SamplingParam float64 `description:"Set the sampling parameter." json:"samplingParam,omitempty" toml:"samplingParam,omitempty" yaml:"samplingParam,omitempty" export:"true"`
LocalAgentHostPort string `description:"Set jaeger-agent's host:port that the reporter will used." json:"localAgentHostPort,omitempty" toml:"localAgentHostPort,omitempty" yaml:"localAgentHostPort,omitempty"`
Gen128Bit bool `description:"Generate 128 bit span IDs." json:"gen128Bit,omitempty" toml:"gen128Bit,omitempty" yaml:"gen128Bit,omitempty" export:"true"`
Propagation string `description:"Which propgation format to use (jaeger/b3)." json:"propagation,omitempty" toml:"propagation,omitempty" yaml:"propagation,omitempty" export:"true"`
TraceContextHeaderName string `description:"Set the header to use for the trace-id." json:"traceContextHeaderName,omitempty" toml:"traceContextHeaderName,omitempty" yaml:"traceContextHeaderName,omitempty" export:"true"`
SamplingServerURL string `description:"Set the sampling server url." json:"samplingServerURL,omitempty" toml:"samplingServerURL,omitempty" yaml:"samplingServerURL,omitempty"`
SamplingType string `description:"Set the sampling type." json:"samplingType,omitempty" toml:"samplingType,omitempty" yaml:"samplingType,omitempty" export:"true"`
SamplingParam float64 `description:"Set the sampling parameter." json:"samplingParam,omitempty" toml:"samplingParam,omitempty" yaml:"samplingParam,omitempty" export:"true"`
LocalAgentHostPort string `description:"Set jaeger-agent's host:port that the reporter will used." json:"localAgentHostPort,omitempty" toml:"localAgentHostPort,omitempty" yaml:"localAgentHostPort,omitempty"`
Gen128Bit bool `description:"Generate 128 bit span IDs." json:"gen128Bit,omitempty" toml:"gen128Bit,omitempty" yaml:"gen128Bit,omitempty" export:"true"`
Propagation string `description:"Which propagation format to use (jaeger/b3)." json:"propagation,omitempty" toml:"propagation,omitempty" yaml:"propagation,omitempty" export:"true"`
TraceContextHeaderName string `description:"Set the header to use for the trace-id." json:"traceContextHeaderName,omitempty" toml:"traceContextHeaderName,omitempty" yaml:"traceContextHeaderName,omitempty" export:"true"`
Collector *Collector `description:"Define the collector information" json:"collector,omitempty" toml:"collector,omitempty" yaml:"collector,omitempty" export:"true"`
}
// SetDefaults sets the default values.
@ -38,18 +39,40 @@ func (c *Config) SetDefaults() {
c.TraceContextHeaderName = jaegercli.TraceContextHeaderName
}
// Collector provides configuration settings for jaeger collector.
type Collector struct {
Endpoint string `description:"Instructs reporter to send spans to jaeger-collector at this URL." json:"endpoint,omitempty" toml:"endpoint,omitempty" yaml:"endpoint,omitempty" export:"true"`
User string `description:"User for basic http authentication when sending spans to jaeger-collector." json:"user,omitempty" toml:"user,omitempty" yaml:"user,omitempty"`
Password string `description:"Password for basic http authentication when sending spans to jaeger-collector." json:"password,omitempty" toml:"password,omitempty" yaml:"password,omitempty"`
}
// SetDefaults sets the default values.
func (c *Collector) SetDefaults() {
c.Endpoint = ""
c.User = ""
c.Password = ""
}
// Setup sets up the tracer
func (c *Config) Setup(componentName string) (opentracing.Tracer, io.Closer, error) {
reporter := &jaegercfg.ReporterConfig{
LogSpans: true,
LocalAgentHostPort: c.LocalAgentHostPort,
}
if c.Collector != nil {
reporter.CollectorEndpoint = c.Collector.Endpoint
reporter.User = c.Collector.User
reporter.Password = c.Collector.Password
}
jcfg := jaegercfg.Configuration{
Sampler: &jaegercfg.SamplerConfig{
SamplingServerURL: c.SamplingServerURL,
Type: c.SamplingType,
Param: c.SamplingParam,
},
Reporter: &jaegercfg.ReporterConfig{
LogSpans: true,
LocalAgentHostPort: c.LocalAgentHostPort,
},
Reporter: reporter,
Headers: &jaeger.HeadersConfig{
TraceContextHeaderName: c.TraceContextHeaderName,
},