mempool: init at 2.5.0

2023-08-06 21:07:44 +02:00 · 2023-08-06 21:07:44 +02:00 · f0bf94cc5a
commit f0bf94cc5a
parent 8cdedac046
9 changed files with 435 additions and 0 deletions
--- a/pkgs/mempool/default.nix
+++ b/pkgs/mempool/default.nix
@ -0,0 +1,143 @@
+{ lib
+, stdenvNoCC
+, nodejs-18_x
+, nodejs-slim-18_x
+, fetchFromGitHub
+, fetchNodeModules
+, runCommand
+, makeWrapper
+, curl
+, cacert
+, rsync
+}:
+rec {
+  nodejs = nodejs-18_x;
+  nodejsRuntime = nodejs-slim-18_x;
+
+  src = fetchFromGitHub {
+    owner = "mempool";
+    repo = "mempool";
+    rev = "v2.5.0";
+    hash = "sha256-8HmfytxRte3fQ0QKOljUVk9YAuaXhQQWuv3EFNmOgfQ=";
+  };
+
+  nodeModules = {
+    frontend = fetchNodeModules {
+      inherit src nodejs;
+      preBuild = "cd frontend";
+      hash = "sha256-/Z0xNvob7eMGpzdUWolr47vljpFiIutZpGwd0uYhPWI=";
+    };
+    backend = fetchNodeModules {
+      inherit src nodejs;
+      preBuild = "cd backend";
+      hash = "sha256-HpzzSTuSRWDWGbctVhTcUA01if/7OTI4xN3DAbAAX+U=";
+    };
+  };
+
+  frontendAssets = fetchFiles {
+    name = "mempool-frontend-assets";
+    hash = "sha256-3TmulAfzJJMf0UFhnHEqjAnzc1TNC5DM2XcsU7eyinY=";
+    fetcher = ./frontend-assets-fetch.sh;
+  };
+
+  mempool-backend = mkDerivationMempool {
+    pname = "mempool-backend";
+
+    buildPhase = ''
+      cd backend
+      ${sync} --chmod=+w ${nodeModules.backend}/lib/node_modules .
+      patchShebangs node_modules
+
+      npm run package
+
+      runHook postBuild
+    '';
+
+    installPhase = ''
+      mkdir -p $out/lib/mempool-backend
+      ${sync} package/ $out/lib/mempool-backend
+
+      makeWrapper ${nodejsRuntime}/bin/node $out/bin/mempool-backend \
+        --add-flags $out/lib/mempool-backend/index.js
+
+      runHook postInstall
+    '';
+
+    passthru = {
+      inherit nodejs nodejsRuntime;
+    };
+  };
+
+  mempool-frontend = mkDerivationMempool {
+    pname = "mempool-frontend";
+
+    buildPhase = ''
+      cd frontend
+
+      ${sync} --chmod=+w ${nodeModules.frontend}/lib/node_modules .
+      patchShebangs node_modules
+
+      # sync-assets.js is called during `npm run build` and downloads assets from the
+      # internet. Disable this script and instead add the assets manually after building.
+      : > sync-assets.js
+
+      # If this produces incomplete output (when run in a different build setup),
+      # see https://github.com/mempool/mempool/issues/1256
+      npm run build
+
+      # Add assets that would otherwise be downloaded by sync-assets.js
+      ${sync} ${frontendAssets}/ dist/mempool/browser/resources
+
+      runHook postBuild
+    '';
+
+    installPhase = ''
+      ${sync} dist/mempool/browser/ $out
+
+      runHook postInstall
+    '';
+
+    passthru = { assets = frontendAssets; };
+  };
+
+  mempool-nginx-conf = runCommand "mempool-nginx-conf" {} ''
+    ${sync} --chmod=u+w ${./nginx-conf}/ $out
+    ${sync} ${src}/production/nginx/http-language.conf $out/mempool
+  '';
+
+  sync = "${rsync}/bin/rsync -a --inplace";
+
+  mkDerivationMempool = args: stdenvNoCC.mkDerivation ({
+    version = src.rev;
+    inherit src meta;
+
+    nativeBuildInputs = [
+      makeWrapper
+      nodejs
+      rsync
+    ];
+
+    phases = "unpackPhase patchPhase buildPhase installPhase";
+  } // args);
+
+  fetchFiles = { name, hash, fetcher }: stdenvNoCC.mkDerivation {
+    inherit name;
+    outputHashMode = "recursive";
+    outputHashAlgo = "sha256";
+    outputHash = hash;
+    nativeBuildInputs = [ curl cacert ];
+    buildCommand = ''
+      mkdir $out
+      cd $out
+      ${builtins.readFile fetcher}
+    '';
+  };
+
+  meta = with lib; {
+    description = "Bitcoin blockchain and mempool explorer";
+    homepage = "https://github.com/mempool/mempool/";
+    license = licenses.agpl3Plus;
+    maintainers = with maintainers; [ erikarvstedt ];
+    platforms = platforms.unix;
+  };
+}