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@axw axw released this 14 Nov 14:48
· 690 commits to 1.x since this release
v1.0.0
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axw Andrew Wilkins
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Learn about vigilant mode.

Major changes

The Go agent is now generally available. This version requires APM Server v6.5 or later.

  • The canonical import path is now "go.elastic.co/apm", and top-level package name is "apm" (#202)
  • The v2 intake protocol is now being used, and support for distributed tracing added (#180)
  • We've added support for multiple APM Server URLs with failover (#233)
  • All HTTP request/response headers are now reported, with configurable filtering (#280)
  • ELASTIC_APM_LOG_FILE and ELASTIC_APM_LOG_LEVEL introduced for logging agent behaviour (#313)
  • We've added support for mixing OpenTracing spans with native transactions/spans (#235)

New instrumentation modules

  • module/apmredigo: introduce gomodule/redigo instrumentation (#248)
  • module/apmrestful: introduce emicklei/go-restful instrumentation (#270)

Other changes

  • Unexported Transaction.Timestamp and Span.Timestamp (#207)
  • Dropped Context.SetCustom (#284)
  • Add support for span tags (#213)
  • Add jitter (+/-10%) to backoff on transport error (#212)
  • Require units for size configuration (#223)
  • Require units for duration configuration (#211)
  • Drop SetHTTPResponseHeadersSent and SetHTTPResponseFinished methods from Context (#238)
  • Stop setting custom context (gin.handler) in apmgin (#238)
  • Set response context in errors reported by web modules (#238)
  • Update Sampler interface to take TraceContext (#243)
  • Truncate SQL statements to a maximum of 10000 chars, all other strings to 1024 (#244, #276)
  • Add leading slash to URLs in transaction/span context (#250)
  • Add Transaction.Context method for setting framework (#252)
  • Timestamps are now reported as usec since epoch, spans no longer use "start" offset (#257)
  • Fix panic handling in web instrumentations (#273)
  • Migrate internal/fastjson to go.elastic.co/fastjson (#275)
  • Reuse memory for tags (#286)
  • Return a more helpful error message when /intake/v2/events 404s, to detect old servers (#290)
  • Implement test service for w3c/distributed-tracing test harness (#293)
  • End HTTP client spans on response body closure (#289)
  • module/apmgrpc requires Go 1.9+ (#300)
  • Invalid tag key characters are replaced with underscores (#308)
  • ELASTIC_APM_SANITIZE_FIELD_NAMES and ELASTIC_APM_IGNORE_URLS now use wildcard matching (#260)
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