avoid possible receiver panic/deadlock on sender error #18
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Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
AkihiroSuda
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Nov 22, 2017
vdemeester
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Jun 5, 2018
Updates buildkit to current master (github.com/moby/buildkit): moby/buildkit@be6da00...7a4a2a2 Fixes build failures due to gRPC bumps; 18:54:28 vendor/github.com/moby/buildkit/session/filesync/filesync.go:185:8:warning: NewContext not declared by package metadata (gosimple) 18:54:28 vendor/github.com/moby/buildkit/session/filesync/filesync.go:69:13:warning: FromContext not declared by package metadata (gosimple) 18:54:28 vendor/github.com/moby/buildkit/session/filesync/filesync.go:185:8:warning: NewContext not declared by package metadata (interfacer) 18:54:28 vendor/github.com/moby/buildkit/session/filesync/filesync.go:69:13:warning: FromContext not declared by package metadata (interfacer) 18:54:28 vendor/github.com/moby/buildkit/session/filesync/filesync.go:69:13:warning: FromContext not declared by package metadata (unconvert) 18:54:28 vendor/github.com/moby/buildkit/session/filesync/filesync.go:185:8:warning: NewContext not declared by package metadata (unconvert) Update vendored dependencies to match BuildKit: - add github.com/grpc-ecosystem/grpc-opentracing dependency - add github.com/opentracing/opentracing-go dependency - downgrade github.com/pkg/errors to a tagged release: pkg/errors@v0.8.0...839d9e9 - github.com/containerd/continuity containerd/continuity@d8fb858...3e8f2ea - containerd/continuity#110 Add fstest.CreateSocket - github.com/containerd/fifo containerd/fifo@fbfb6a1...3d5202a - Add apache license to files - github.com/containerd/go-runc containerd/go-runc@4f6e87a...f271fa2 - containerd/go-runc#37 runc: be able to get the full ps data (ps -f table) - containerd/go-runc#40 Add ConsoleSocket to RestoreOpts - github.com/containerd/console containerd/console@2748ece...cb7008a - containerd/console#21 Add OpenBSD support - github.com/syndtr/gocapability syndtr/gocapability@2c00dae...db04d3c - syndtr/gocapability#11 Add support for ambient capabilities - syndtr/gocapability#13 Fix issue moby#12: break too early - golang.org/x/net golang/net@5561cd9...0ed95ab - golang.org/x/text golang/text@f72d839...19e5161 - golang.org/x/time golang/time@a4bde12...f51c127 - github.com/tonistiigi/fsutil tonistiigi/fsutil@dea3a0d...93a0fd1 - tonistiigi/fsutil#16 Don not hang on diskwriter errors - tonistiigi/fsutil#17 fix fd leak on send - tonistiigi/fsutil#18 avoid possible receiver panic/deadlock on sender error - tonistiigi/fsutil#20 receive: read stream to EOF on close - tonistiigi/fsutil#21 avoid not-exist error on walker - tonistiigi/fsutil#27 Generalize chtimes() implementation for non-linux platforms - tonistiigi/fsutil#28 walker: handle parents and subdirs in includepatterns Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
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fixes 2 possible cases for not handling sender error properly:
r.pipesto get deleted. Now, if sender goroutine sends more data the pipe would not be found.fill()gets canceled,update()could get blocked if it manages to fill channel buffer before it itself gets canceled.@AkihiroSuda
Signed-off-by: Tonis Tiigi tonistiigi@gmail.com