improved go caching with nix

ea3eeea82635bb01eeeba34a0684b11a7721f495 · 2025-08-15 15:24:58 +0100 · Evan Quiney

Co-authored-by: Gelu Vrabie <gelu.vrabie.univ@gmail.com>

Files touched

M .flake-modules/go-forwarder.nix
M .gitignore

Diff

commit ea3eeea82635bb01eeeba34a0684b11a7721f495
Author: Evan Quiney <evanev7@gmail.com>
Date:   Fri Aug 15 15:24:58 2025 +0100

    improved go caching with nix
    
    Co-authored-by: Gelu Vrabie <gelu.vrabie.univ@gmail.com>
---
 .flake-modules/go-forwarder.nix | 7 ++-----
 .gitignore                      | 4 +++-
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/.flake-modules/go-forwarder.nix b/.flake-modules/go-forwarder.nix
index 6d711645..647e54ee 100644
--- a/.flake-modules/go-forwarder.nix
+++ b/.flake-modules/go-forwarder.nix
@@ -62,11 +62,8 @@
       make-shells.default = {
         # Go 1.24 compiler – align with go.mod
         packages = [ pkgs.go_1_24 ];
-
-        # TODO: change this into exported env via nix directly???
-        shellHook = ''
-          export GOPATH=$(mktemp -d)
-        '';
+        shellHook = "export GOPATH=$FLAKE_ROOT/.go_cache";
       };
     };
 }
+
diff --git a/.gitignore b/.gitignore
index 762f2302..3e73b059 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,9 @@ __pycache__
 
 hosts_*.json
 
+# go cache is project local but not tracked
+.go_cache
+
 # hide direnv stuff
 .direnv/
 # TODO figure out how to properly solve the issue with these target directories showing up
@@ -21,4 +24,3 @@ rust/Cargo.lock
 
 # Says this symlink should be git-ignored https://github.com/juspay/just-flake
 just-flake.just
-.DS_Store

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