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dht: add in code to detect and diagnose #3032

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License: MIT
Signed-off-by: Jeromy <why@ipfs.io>
This commit is contained in:
Jeromy
2016-08-03 18:19:47 -07:00
parent 241bfceeb3
commit ce6782a22d
1 changed files with 11 additions and 0 deletions
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11
routing/dht/routing.go
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@ -3,6 +3,7 @@ package dht
import (
"bytes"
"fmt"
"runtime"
"sync"
"time"
@ -380,6 +381,16 @@ func (dht *IpfsDHT) findProvidersAsyncRoutine(ctx context.Context, key key.Key,
_, err := query.Run(ctx, peers)
if err != nil {
log.Debugf("Query error: %s", err)
// Special handling for issue: https://github.com/ipfs/go-ipfs/issues/3032
if fmt.Sprint(err) == "<nil>" {
log.Error("reproduced bug 3032:")
log.Errorf("Errors type information: %#v", err)
log.Errorf("go version: %s", runtime.Version())
log.Error("please report this information to: https://github.com/ipfs/go-ipfs/issues/3032")
// replace problematic error with something that won't crash the daemon
err = fmt.Errorf("<nil>")
}
notif.PublishQueryEvent(ctx, &notif.QueryEvent{
Type: notif.QueryError,
Extra: err.Error(),