From b9450aee1e072b83e3acc041f93bf0c2ed00c2ff Mon Sep 17 00:00:00 2001
From: fiatjaf <fiatjaf@gmail.com>
Date: Sun, 29 Sep 2024 14:01:44 -0300
Subject: [PATCH] use libsecp256k1 with musl for signature verification.

---
 .gitignore | 1 +
 go.mod     | 2 +-
 go.sum     | 4 ++--
 justfile   | 9 ++++++---
 4 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/.gitignore b/.gitignore
index 8648910..b933896 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@ yarn.lock
 package-lock.json
 *_templ.go
 .models
+secp256k1-master
diff --git a/go.mod b/go.mod
index 734a21c..11cb669 100644
--- a/go.mod
+++ b/go.mod
@@ -16,7 +16,7 @@ require (
 	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/microcosm-cc/bluemonday v1.0.24
 	github.com/nbd-wtf/emoji v0.0.3
-	github.com/nbd-wtf/go-nostr v0.37.5
+	github.com/nbd-wtf/go-nostr v0.38.0
 	github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646
 	github.com/pelletier/go-toml v1.9.5
 	github.com/puzpuzpuz/xsync/v3 v3.4.0
diff --git a/go.sum b/go.sum
index a54e82e..f5528ad 100644
--- a/go.sum
+++ b/go.sum
@@ -188,8 +188,8 @@ github.com/mna/pigeon v1.1.0 h1:EjlvVbkGnNGemf8OrjeJX0nH8orujY/HkJgzJtd7kxc=
 github.com/mna/pigeon v1.1.0/go.mod h1:rkFeDZ0gc+YbnrXPw0q2RlI0QRuKBBPu67fgYIyGRNg=
 github.com/nbd-wtf/emoji v0.0.3 h1:YtkT7MVPXvqU1SQjvC/CShlWexnREzqNCxmhUnL00CA=
 github.com/nbd-wtf/emoji v0.0.3/go.mod h1:tS6D9iI34qwBmWc5g8X7tVDkWXulqbTJRsvsM6QsS88=
-github.com/nbd-wtf/go-nostr v0.37.5 h1:w/8aBgSf3lC2OoqAJXnYUO0Nxqv+YAdxDC8X3FbLYS8=
-github.com/nbd-wtf/go-nostr v0.37.5/go.mod h1:TGKGj00BmJRXvRe0LlpDN3KKbELhhPXgBwUEhzu3Oq0=
+github.com/nbd-wtf/go-nostr v0.38.0 h1:WSRMxKdlL2otCtHrpyXUUKOG77SGookqqWk6yX2MKCU=
+github.com/nbd-wtf/go-nostr v0.38.0/go.mod h1:TGKGj00BmJRXvRe0LlpDN3KKbELhhPXgBwUEhzu3Oq0=
 github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 h1:zYyBkD/k9seD2A7fsi6Oo2LfFZAehjjQMERAvZLEDnQ=
 github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
diff --git a/justfile b/justfile
index 3b09b90..8a9afa7 100644
--- a/justfile
+++ b/justfile
@@ -7,14 +7,17 @@ build: templ tailwind
     go build -o ./njump
 
 deploy target: templ tailwind
-    GOOS=linux GOARCH=amd64 CC=$(which musl-gcc) go build -ldflags="-s -w -linkmode external -extldflags '-static' -X main.compileTimeTs=$(date '+%s')" -o ./njump
+    CGO_CFLAGS="-I$(pwd)/secp256k1-master/musl/include/" CGO_LDFLAGS="-L$(pwd)/secp256k1-master/musl/lib" GOOS=linux GOARCH=amd64 CC=$(which musl-gcc) go build -tags libsecp256k1 -ldflags="-s -w -linkmode external -extldflags '-static' -X main.compileTimeTs=$(date '+%s')" -o ./njump
     scp njump {{target}}:njump/njump-new
     ssh njump 'systemctl stop njump'
     ssh njump 'mv njump/njump-new njump/njump'
     ssh njump 'systemctl start njump'
 
-debug-build: templ tailwind
-    go build -o /tmp/njump .
+libsecp256k1:
+    wget https://github.com/bitcoin-core/secp256k1/archive/refs/heads/master.zip
+    unzip master.zip
+    rm master.zip
+    cd secp256k1-master && ./autogen.sh && CC=$(musl-cc) ./configure --enable-module-extrakeys --enable-module-schnorrsig --prefix=$(pwd)/musl && make install
 
 templ:
     templ generate