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added nonce system for safe peer removal

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This commit is contained in:
csoler 2021-11-01 16:14:13 +01:00
parent b7c7c4c3f5
commit 6b6d556e98
3 changed files with 76 additions and 22 deletions
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15
libretroshare/src/friend_server/fsitem.h
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@ -76,10 +76,23 @@ class RsFriendServerClientRemoveItem: public RsFriendServerItem
public:
RsFriendServerClientRemoveItem() : RsFriendServerItem(RS_PKT_SUBTYPE_FS_CLIENT_REMOVE) {}
void serial_process(RsGenericSerializer::SerializeJob /* j */,RsGenericSerializer::SerializeContext& /* ctx */)
void serial_process(RsGenericSerializer::SerializeJob j,RsGenericSerializer::SerializeContext& ctx)
{
RS_SERIAL_PROCESS(peer_id);
RS_SERIAL_PROCESS(nonce);
}
// Peer ID for the peer to remove.
RsPeerId peer_id;
// Nonce that was returned by the server after the last client request. Should match in order to proceed. This prevents
// a malicious actor from removing peers from the server. Since the nonce is sent through Tor tunnels, it cannot be known by
// anyone else than the client.
uint64_t nonce;
};
class RsFriendServerEncryptedServerResponseItem: public RsFriendServerItem
{
public: