Release 2.30.0

• Add deprecation notice -- Yuri Shkuro
• Use public struct for tracer options to document initialization better (#605) -- Yuri Shkuro
• Remove redundant newline in NewReporter init message (#603) -- wwade
• [zipkin] Encode span IDs as full 16-hex strings #601 -- Nathan
• [docs] Replace godoc.org with pkg.go.dev (#591) -- Aaron Jheng
• Remove outdated reference to Zipkin model. -- Yuri Shkuro
• Move thrift compilation to a script (#590) -- Aaron Jheng
• Document JAEGER_TRACEID_128BIT env var -- Yuri Shkuro

Release 2.29.1

• Remove dependency on "testing" in "thrift" (#586) -- @yurishkuro

Release 2.29.0

• Update vendored thrift to 0.14.1 (#584) -- @nhatthm

Release 2.28.0

• HTTPSamplingStrategyFetcher: Use http client with 10 second timeout (#578) -- Joe Elliott

Release 2.27.0

• Don't override HTTP Reporter batch size to 1; default to 100, user can override (#571) -- R. Aidan Campbell

Release 2.26.0

• Delete a baggage item when value is blank (#562) -- evan.kim
• Trim baggage key when parsing (#566) -- sicong.huang
• feat: extend configuration to support custom randomNumber func (#555) -- NemoO_o
• Support JAEGER_TRACEID_128BIT env var (#547) -- Yuri Shkuro
• Additional context protections (#544) -- Joe Elliott
• Lock RemotelyControlledSampler.sampler on callbacks (#543) -- Dima
• Upgrade build to Go 1.15 (#539) -- Yuri Shkuro
• Upgrade to jaeger-lib@2.3.0 to fix broken codahale/hdrhistogram dependency (#537) -- Yuri Shkuro
• Prefix TraceID/SpanID.String() with zeroes (#533) -- Lukas Vogel
• Upgrade to OpenTracing Go 1.2 (#525) -- Yuri Shkuro

Release 2.25.0

Breaking changes

• [feat] Periodically re-resolve UDP server address, with opt-out (#520) -- Trevor Foster

  The re-resolving of UDP address is now enabled by default, to make the client more robust in Kubernetes deployments.
  The old resolve-once behavior can be restored by setting DisableAttemptReconnecting=true in the Configuration struct,
  or via JAEGER_REPORTER_ATTEMPT_RECONNECTING_DISABLED=true environment variable.

Bug fixes

• Do not add invalid context to references (#521) -- Yuri Shkuro

Release 2.24.0

• Mention FromEnv() in the README, docs, and examples (#518) -- Martin Lercher
• Serialize access to RemotelyControlledSampler.sampler (#515) -- Dima
• Override reporter config only when agent host/port is set in env (#513) -- ilylia
• Converge on JAEGER_SAMPLING_ENDPOINT env variable (#511) -- Eundoo Song

Release 2.23.1

• Fix regression by handling nil logger correctly (#507) -- Prithvi Raj

Release 2.23.0

• Add the ability to log all span interactions at a new debug log level(#502, #503, #504) -- Prithvi Raj
• Chore (docs): fix typos (#496, #498) -- Febrian Setianto and Ivan Babrou
• Unset highest bit of traceID in probabilistic sampler (#490) -- Sokolov Yura