1 files changed, 78 insertions, 0 deletions
diff --git a/pkgs/development/compilers/flutter/engine/source.nix b/pkgs/development/compilers/flutter/engine/source.nix
new file mode 100644
index 0000000000000..056cb47b5d5d1
--- /dev/null
+++ b/pkgs/development/compilers/flutter/engine/source.nix
@@ -0,0 +1,78 @@
+{
+  callPackage,
+  hostPlatform,
+  targetPlatform,
+  tools ? callPackage ./tools.nix { inherit hostPlatform; },
+  curl,
+  pkg-config,
+  git,
+  python3,
+  runCommand,
+  writeText,
+  cacert,
+  version,
+  hashes,
+  url,
+}:
+let
+  constants = callPackage ./constants.nix { inherit targetPlatform; };
+in
+runCommand "flutter-engine-source-${version}-${targetPlatform.system}"
+  {
+    pname = "flutter-engine-source";
+    inherit version;
+
+    inherit (tools) depot_tools;
+
+    nativeBuildInputs = [
+      curl
+      pkg-config
+      git
+      tools.cipd
+      (python3.withPackages (
+        ps: with ps; [
+          httplib2
+          six
+        ]
+      ))
+    ];
+
+    gclient = writeText "flutter-engine-${version}.gclient" ''
+      solutions = [{
+        "managed": False,
+        "name": "src/flutter",
+        "url": "${url}",
+      }]
+    '';
+
+    NIX_SSL_CERT_FILE = "${cacert}/etc/ssl/certs/ca-bundle.crt";
+    GIT_SSL_CAINFO = "${cacert}/etc/ssl/certs/ca-bundle.crt";
+    SSL_CERT_FILE = "${cacert}/etc/ssl/certs/ca-bundle.crt";
+    DEPOT_TOOLS_UPDATE = "0";
+    DEPOT_TOOLS_COLLECT_METRICS = "0";
+    PYTHONDONTWRITEBYTECODE = "1";
+
+    outputHashAlgo = "sha256";
+    outputHashMode = "recursive";
+    outputHash = hashes.${targetPlatform.system} or (throw "Hash not set for ${targetPlatform.system}");
+  }
+  ''
+    source ${../../../../build-support/fetchgit/deterministic-git}
+    export -f clean_git
+    export -f make_deterministic_repo
+
+    mkdir -p $out
+    cp $gclient $out/.gclient
+    cd $out
+
+    export PATH=$PATH:$depot_tools
+    python3 $depot_tools/gclient.py sync --no-history --shallow --nohooks
+    find $out -name '.git' -exec dirname {} \; | xargs bash -c 'make_deterministic_repo $@' _
+    find $out -path '*/.git/*' ! -name 'HEAD' -prune -exec rm -rf {} \;
+    find $out -name '.git' -exec mkdir {}/logs \;
+    find $out -name '.git' -exec cp {}/HEAD {}/logs/HEAD \;
+
+    python3 src/build/linux/sysroot_scripts/install-sysroot.py --arch=${constants.arch}
+
+    rm -rf $out/.cipd $out/.gclient $out/.gclient_entries $out/.gclient_previous_custom_vars $out/.gclient_previous_sync_commits
+  ''