2018-07-18 03:10:21 +00:00
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#ifndef LLARP_SERVICE_LOOKUP_HPP
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#define LLARP_SERVICE_LOOKUP_HPP
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2018-12-12 02:04:32 +00:00
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#include <routing/message.hpp>
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2019-04-22 18:35:19 +00:00
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#include <service/intro_set.hpp>
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2019-04-23 14:28:59 +00:00
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#include <path/pathset.hpp>
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2018-12-12 02:04:32 +00:00
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2018-07-18 03:10:21 +00:00
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#include <set>
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namespace llarp
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{
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// forward declare
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namespace path
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{
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struct Path;
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}
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namespace service
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{
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2018-08-04 02:59:32 +00:00
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struct ILookupHolder;
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2019-09-19 14:41:31 +00:00
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constexpr size_t MaxConcurrentLookups = size_t(16);
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2019-02-06 15:52:00 +00:00
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2019-04-19 15:10:26 +00:00
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struct IServiceLookup
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2018-07-18 03:10:21 +00:00
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{
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2019-07-30 23:42:13 +00:00
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IServiceLookup() = delete;
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virtual ~IServiceLookup() = default;
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2018-07-18 03:10:21 +00:00
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/// handle lookup result
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virtual bool
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2020-01-27 21:30:41 +00:00
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HandleResponse(const std::set< EncryptedIntroSet >&)
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2018-08-14 21:17:18 +00:00
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{
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return false;
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}
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2018-07-18 03:10:21 +00:00
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/// determine if this request has timed out
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bool
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2020-02-24 19:40:45 +00:00
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IsTimedOut(llarp_time_t now, llarp_time_t timeout = 20s) const
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2018-07-18 03:10:21 +00:00
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{
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if(now <= m_created)
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return false;
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return now - m_created > timeout;
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}
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/// build request message for service lookup
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2019-04-23 14:28:59 +00:00
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virtual std::shared_ptr< routing::IMessage >
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2018-07-18 03:10:21 +00:00
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BuildRequestMessage() = 0;
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2019-04-22 17:38:29 +00:00
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/// build a new request message and send it via a path
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2018-07-18 03:10:21 +00:00
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bool
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2019-04-23 14:28:59 +00:00
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SendRequestViaPath(path::Path_ptr p, AbstractRouter* r);
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2018-07-18 03:10:21 +00:00
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2019-08-02 09:27:27 +00:00
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ILookupHolder* m_parent;
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2018-08-04 02:59:32 +00:00
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uint64_t txid;
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2018-08-14 21:17:18 +00:00
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const std::string name;
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2018-10-15 15:43:41 +00:00
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RouterID endpoint;
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2018-08-04 02:59:32 +00:00
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2019-02-11 17:14:43 +00:00
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util::StatusObject
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2019-04-19 15:10:26 +00:00
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ExtractStatus() const
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2019-02-08 19:43:25 +00:00
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{
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2019-04-22 18:35:19 +00:00
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auto now = time_now_ms();
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2019-02-11 17:14:43 +00:00
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util::StatusObject obj{{"txid", txid},
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{"endpoint", endpoint.ToHex()},
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{"name", name},
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{"timedOut", IsTimedOut(now)},
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2020-02-24 19:40:45 +00:00
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{"createdAt", m_created.count()}};
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2019-02-11 17:14:43 +00:00
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return obj;
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2019-02-08 19:43:25 +00:00
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}
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2018-08-04 02:59:32 +00:00
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protected:
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2019-07-30 23:42:13 +00:00
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IServiceLookup(ILookupHolder* parent, uint64_t tx, std::string name);
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2018-08-14 21:17:18 +00:00
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2018-07-18 03:10:21 +00:00
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llarp_time_t m_created;
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};
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2018-08-04 02:59:32 +00:00
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struct ILookupHolder
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{
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virtual void
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PutLookup(IServiceLookup* l, uint64_t txid) = 0;
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};
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2018-07-18 03:10:21 +00:00
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} // namespace service
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} // namespace llarp
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2018-09-02 18:25:42 +00:00
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#endif
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