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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "github.com/gofiber/fiber/v2" | ||
| "github.com/jackpal/bencode-go" | ||
| ) | ||
|
|
||
| type AnnounceRequest struct { | ||
| InfoHash string `query:"info_hash"` | ||
| PeerID string `query:"peer_id"` | ||
| IP string `query:"ip"` | ||
| Port uint16 `query:"port"` | ||
| Uploaded uint `query:"uploaded"` | ||
| Downloaded uint `query:"downloaded"` | ||
| Left uint `query:"left"` | ||
| Numwant uint `query:"numwant"` | ||
| Key string `query:"key"` | ||
| Compact bool `query:"compact"` | ||
| SupportCrypto bool `query:"supportcrypto"` | ||
| Event string `query:"event"` | ||
| } | ||
|
|
||
| func (req *AnnounceRequest) IsSeeding() bool { | ||
| return req.Left == 0 | ||
| } | ||
|
|
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| type AnnounceResponse struct { | ||
| Interval int `bencode:"interval"` | ||
| Complete int `bencode:"complete"` | ||
| Incomplete int `bencode:"incomplete"` | ||
| Peers []byte `bencode:"peers"` | ||
| PeersIPv6 []byte `bencode:"peers_ipv6"` | ||
| } | ||
|
|
||
| func announce(c *fiber.Ctx) error { | ||
| var req AnnounceRequest | ||
| err := c.QueryParser(&req) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| req.IP = c.IP() | ||
| if req.Numwant == 0 { | ||
| req.Numwant = 30 | ||
| } | ||
| switch req.Event { | ||
| case "stopped": | ||
| DeletePeer(c.Params("room"), req.InfoHash, req.IP, req.Port) | ||
| case "completed": | ||
| GraduateLeecher(c.Params("room"), req.InfoHash, req.IP, req.Port) | ||
| default: | ||
| PutPeer(c.Params("room"), req.InfoHash, req.IP, req.Port, req.IsSeeding()) | ||
| } | ||
| peersIPv4, peersIPv6, numSeeders, numLeechers := GetPeers(c.Params("room"), req.InfoHash, req.IP, req.Port, req.IsSeeding(), req.Numwant) | ||
| interval := 120 | ||
| if numSeeders == 0 { | ||
| interval /= 2 | ||
| } else if numLeechers == 0 { | ||
| interval *= 2 | ||
| } | ||
| resp := AnnounceResponse{ | ||
| Interval: interval, | ||
| Complete: numSeeders, | ||
| Incomplete: numLeechers, | ||
| Peers: peersIPv4, | ||
| PeersIPv6: peersIPv6, | ||
| } | ||
| defer c.Response().SetConnectionClose() | ||
| return bencode.Marshal(c, resp) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "github.com/gofiber/fiber/v2" | ||
| "github.com/jackpal/bencode-go" | ||
| ) | ||
|
|
||
| type ScrapeRequest struct { | ||
| InfoHash string `query:"info_hash"` | ||
| } | ||
|
|
||
| type ScrapeResponse struct { | ||
| Files map[string]Stat `bencode:"files"` | ||
| } | ||
|
|
||
| type Stat struct { | ||
| Complete int `bencode:"complete"` | ||
| Incomplete int `bencode:"incomplete"` | ||
| // Downloaded uint `bencode:"downloaded"` | ||
| } | ||
|
|
||
| func scrape(c *fiber.Ctx) error { | ||
| var req ScrapeRequest | ||
| err := c.QueryParser(&req) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| numSeeders, numLeechers := GetStats(c.Params("room"), req.InfoHash) | ||
| resp := ScrapeResponse{ | ||
| Files: map[string]Stat{ | ||
| req.InfoHash: { | ||
| Complete: numSeeders, | ||
| Incomplete: numLeechers, | ||
| }, | ||
| }, | ||
| } | ||
| return bencode.Marshal(c, resp) | ||
| } |