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| author | Felix Lange <fjl@twurst.com> | 2016-05-02 23:57:07 +0800 |
|---|---|---|
| committer | Felix Lange <fjl@twurst.com> | 2016-05-03 00:50:16 +0800 |
| commit | 81106719601c6eb0fa9e9421262569c16e3c2fde (patch) | |
| tree | 8b54108010758f2ef2278c6aa8a89b4c486aba29 /p2p | |
| parent | 32bb280179a44b9ad1058766bf61cdbacea30a59 (diff) | |
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p2p/discover: prevent bonding self
Diffstat (limited to 'p2p')
| -rw-r--r-- | p2p/discover/table.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/p2p/discover/table.go b/p2p/discover/table.go index 1de045f04..ad0b5c8ca 100644 --- a/p2p/discover/table.go +++ b/p2p/discover/table.go @@ -25,6 +25,7 @@ package discover import ( "crypto/rand" "encoding/binary" + "errors" "fmt" "net" "sort" @@ -457,6 +458,9 @@ func (tab *Table) bondall(nodes []*Node) (result []*Node) { // If pinged is true, the remote node has just pinged us and one half // of the process can be skipped. func (tab *Table) bond(pinged bool, id NodeID, addr *net.UDPAddr, tcpPort uint16) (*Node, error) { + if id == tab.self.ID { + return nil, errors.New("is self") + } // Retrieve a previously known node and any recent findnode failures node, fails := tab.db.node(id), 0 if node != nil { |