Fix data loss between log rotation

open-telemetry · May 19, 2021 · e0b76c4 · e0b76c4
1 parent 8849bb4
commit e0b76c4
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Showing 7 changed files with 162 additions and 165 deletions.
diff --git a/internal/tools/go.mod b/internal/tools/go.mod
@@ -6,4 +6,5 @@ require (
 	github.com/golangci/golangci-lint v1.40.1
 	github.com/google/addlicense v0.0.0-20200906110928-a0294312aa76
 	github.com/tcnksm/ghr v0.13.0
+	github.com/vektra/mockery v1.1.2 // indirect
 )
diff --git a/internal/tools/go.sum b/internal/tools/go.sum
@@ -657,6 +657,8 @@ github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyC
 github.com/valyala/fasthttp v1.16.0/go.mod h1:YOKImeEosDdBPnxc0gy7INqi3m1zK6A+xl6TwOBhHCA=
 github.com/valyala/quicktemplate v1.6.3/go.mod h1:fwPzK2fHuYEODzJ9pkw0ipCPNHZ2tD5KW4lOuSdPKzY=
 github.com/valyala/tcplisten v0.0.0-20161114210144-ceec8f93295a/go.mod h1:v3UYOV9WzVtRmSR+PDvWpU/qWl4Wa5LApYYX4ZtKbio=
+github.com/vektra/mockery v1.1.2 h1:uc0Yn67rJpjt8U/mAZimdCKn9AeA97BOkjpmtBSlfP4=
+github.com/vektra/mockery v1.1.2/go.mod h1:VcfZjKaFOPO+MpN4ZvwPjs4c48lkq1o3Ym8yHZJu0jU=
 github.com/viki-org/dnscache v0.0.0-20130720023526-c70c1f23c5d8/go.mod h1:dniwbG03GafCjFohMDmz6Zc6oCuiqgH6tGNyXTkHzXE=
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
@@ -913,6 +915,7 @@ golang.org/x/tools v0.0.0-20200224181240-023911ca70b2/go.mod h1:TB2adYChydJhpapK
 golang.org/x/tools v0.0.0-20200227222343-706bc42d1f0d/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
+golang.org/x/tools v0.0.0-20200323144430-8dcfad9e016e/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/tools v0.0.0-20200324003944-a576cf524670/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/tools v0.0.0-20200329025819-fd4102a86c65/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/tools v0.0.0-20200331025713-a30bf2db82d4/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=

diff --git a/operator/builtin/input/file/config.go b/operator/builtin/input/file/config.go
@@ -151,10 +151,11 @@ func (c InputConfig) Build(context operator.BuildContext) ([]operator.Operator,
 		firstCheck:         true,
 		cancel:             func() {},
 		knownFiles:         make([]*Reader, 0, 10),
+		tailingReaders:     map[string][]*Reader{},
+		readerQueue:        []*Reader{},
 		fingerprintSize:    int(c.FingerprintSize),
 		MaxLogSize:         int(c.MaxLogSize),
 		MaxConcurrentFiles: c.MaxConcurrentFiles,
-		SeenPaths:          make(map[string]struct{}, 100),
 	}
 
 	return []operator.Operator{op}, nil