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ipn/ipnlocal: add c2n handler to flush logtail for support debugging

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Updates tailscale/corp#8564

Change-Id: I0c619d4007069f90cffd319fba66bd034d63e84d
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2023-01-05 11:00:42 -08:00
committed by Brad Fitzpatrick
parent 673b3d8dbd
commit 69c0b7e712
6 changed files with 50 additions and 3 deletions
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16
logtail/logtail.go
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@@ -461,12 +461,24 @@ func (l *Logger) upload(ctx context.Context, body []byte, origlen int) (uploaded
return true, nil
}
// Flush uploads all logs to the server.
// It blocks until complete or there is an unrecoverable error.
// Flush uploads all logs to the server. It blocks until complete or there is an
// unrecoverable error.
//
// TODO(bradfitz): this apparently just returns nil, as of tailscale/corp@9c2ec35.
// Finish cleaning this up.
func (l *Logger) Flush() error {
return nil
}
// StartFlush starts a log upload, if anything is pending.
//
// If l is nil, StartFlush is a no-op.
func (l *Logger) StartFlush() {
if l != nil {
l.tryDrainWake()
}
}
// logtailDisabled is whether logtail uploads to logcatcher are disabled.
var logtailDisabled atomic.Bool