packages/hyprspace: grab peers from IPFS patch

packages/networking/hyprspace/0005-Grab-bootstrap-peers-from-IPFS-API.patch

@@ -0,0 +1,90 @@
+From 3942aaa7dcfa8cfd2fe110cf2bda66b34ead6539 Mon Sep 17 00:00:00 2001
+From: Max <max@privatevoid.net>
+Date: Sun, 25 Sep 2022 01:29:25 +0200
+Subject: [PATCH] Grab bootstrap peers from IPFS API
+
+---
+ p2p/node.go | 44 +++++++++++++++++++++++++++++++++++++++++++-
+ 1 file changed, 43 insertions(+), 1 deletion(-)
+
+diff --git a/p2p/node.go b/p2p/node.go
+index 0c9a250..f5d5292 100644
+--- a/p2p/node.go
++++ b/p2p/node.go
+@@ -2,8 +2,12 @@ package p2p
+ 
+ import (
+ 	"context"
++	"encoding/json"
+ 	"errors"
+ 	"fmt"
++	"io/ioutil"
++	"net/http"
++	"net/url"
+ 	"os"
+ 	"sync"
+ 
+@@ -22,6 +26,35 @@ import (
+ // Protocol is a descriptor for the Hyprspace P2P Protocol.
+ const Protocol = "/hyprspace/0.0.1"
+ 
++func getExtraBootstrapNodes(addr ma.Multiaddr) (nodesList []string) {
++	nodesList = []string{}
++	ip4, err := addr.ValueForProtocol(ma.P_IP4)
++	if err != nil {
++		return
++	}
++	port, err := addr.ValueForProtocol(ma.P_TCP)
++	if err != nil {
++		return
++	}
++	resp, err := http.PostForm("http://"+ip4+":"+port+"/api/v0/swarm/addrs", url.Values{})
++
++	defer resp.Body.Close()
++
++	apiResponse, err := ioutil.ReadAll(resp.Body)
++
++	if err != nil {
++		return
++	}
++	var obj = map[string]map[string][]string{}
++	json.Unmarshal([]byte(apiResponse), &obj)
++	for k, v := range obj["Addrs"] {
++		for _, addr := range v {
++			nodesList = append(nodesList, (addr + "/p2p/" + k))
++		}
++	}
++	return
++}
++
+ // CreateNode creates an internal Libp2p nodes and returns it and it's DHT Discovery service.
+ func CreateNode(ctx context.Context, inputKey string, port int, handler network.StreamHandler) (node host.Host, dhtOut *dht.IpfsDHT, err error) {
+ 	// Unmarshal Private Key
+@@ -34,6 +67,15 @@ func CreateNode(ctx context.Context, inputKey string, port int, handler network.
+ 	if err != nil {
+ 		return
+ 	}
++	extraBootstrapNodes := []string{}
++	ipfsApiStr, ok := os.LookupEnv("HYPRSPACE_IPFS_API")
++	if ok {
++		ipfsApiAddr, err := ma.NewMultiaddr(ipfsApiStr)
++		if err == nil {
++			fmt.Println("[+] Getting additional peers from IPFS API")
++			extraBootstrapNodes = getExtraBootstrapNodes(ipfsApiAddr)
++		}
++	}
+ 
+ 	ip6tcp := fmt.Sprintf("/ip6/::/tcp/%d", port)
+ 	ip4tcp := fmt.Sprintf("/ip4/0.0.0.0/tcp/%d", port)
+@@ -74,7 +116,7 @@ func CreateNode(ctx context.Context, inputKey string, port int, handler network.
+ 
+ 	// Convert Bootstap Nodes into usable addresses.
+ 	BootstrapPeers := make(map[peer.ID]*peer.AddrInfo, len(peers))
+-	for _, addrStr := range peers {
++	for _, addrStr := range append(peers, extraBootstrapNodes...) {
+ 		addr, err := ma.NewMultiaddr(addrStr)
+ 		if err != nil {
+ 			return node, dhtOut, err
+-- 
+2.37.2
+

packages/networking/hyprspace/default.nix

@@ -11,6 +11,7 @@ buildGo117Module rec {
     ./0002-Remove-quic-transport-for-Lain-ipfs.patch
     ./0003-Remove-dep-from-go.mod.patch
     ./0004-Use-more-NAT-traversal-features.patch
+    ./0005-Grab-bootstrap-peers-from-IPFS-API.patch
   ];
 
   src = fetchFromGitHub {