Nix: 2.15.1 -> 2.16.1

Based on the content of files already in the repo.

.editorconfig

@@ -0,0 +1,15 @@
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+
+[LICENSE]
+indent_size = unset

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
     - name: Install Nix
       uses: ./
       with:
-        nix_path: nixpkgs=channel:nixos-20.03
+        nix_path: nixpkgs=channel:nixos-22.11
     - run: nix-env -iA cachix -f https://cachix.org/api/v1/install
     - run: cat /etc/nix/nix.conf
     # cachix should be available and be able to configure a cache
@@ -46,7 +46,7 @@ jobs:
     - name: Install Nix
       uses: ./
       with:
-        nix_path: nixpkgs=channel:nixos-20.03
+        nix_path: nixpkgs=channel:nixos-22.11
         extra_nix_config: |
           sandbox = relaxed
     - run: cat /etc/nix/nix.conf
@@ -73,7 +73,7 @@ jobs:
     - name: Install Nix
       uses: ./
       with:
-        nix_path: nixpkgs=channel:nixos-22.05
+        nix_path: nixpkgs=channel:nixos-22.11
         install_options: --tarball-url-prefix https://nixos-nix-install-tests.cachix.org/serve
         install_url: https://nixos-nix-install-tests.cachix.org/serve/s62m7lc0q0mz2mxxm9q0kkrcg90njzhq/install
     - run: nix-build test.nix
@@ -88,7 +88,7 @@ jobs:
     - name: Install Nix
       uses: ./
       with:
-        nix_path: nixpkgs=channel:nixos-22.05
+        nix_path: nixpkgs=channel:nixos-22.11
         install_url: https://releases.nixos.org/nix/nix-2.8.0/install
     - run: nix-build test.nix
 

action.yml

@@ -18,7 +18,7 @@ branding:
 runs:
   using: 'composite'
   steps:
-    - run : ${{ github.action_path }}/install-nix.sh
+    - run : ${GITHUB_ACTION_PATH}/install-nix.sh
       shell: bash
       env:
         INPUT_EXTRA_NIX_CONFIG: ${{ inputs.extra_nix_config }}

install-nix.sh

@@ -19,6 +19,9 @@ add_config() {
 }
 # Set jobs to number of cores
 add_config "max-jobs = auto"
+if [[ $OSTYPE =~ darwin ]]; then
+  add_config "ssl-cert-file = /etc/ssl/cert.pem"
+fi
 # Allow binary caches for user
 add_config "trusted-users = root ${USER:-}"
 # Add github access token
@@ -66,7 +69,7 @@ echo "installer options: ${installer_options[*]}"
 
 # There is --retry-on-errors, but only newer curl versions support that
 curl_retries=5
-while ! curl -sS -o "$workdir/install" -v --fail -L "${INPUT_INSTALL_URL:-https://nixos.org/nix/install}"
+while ! curl -sS -o "$workdir/install" -v --fail -L "${INPUT_INSTALL_URL:-https://releases.nixos.org/nix/nix-2.16.1/install}"
 do
   sleep 1
   ((curl_retries--))
@@ -78,14 +81,6 @@ done
 
 sh "$workdir/install" "${installer_options[@]}"
 
-if [[ $OSTYPE =~ darwin ]]; then
-  # macOS needs certificates hints
-  cert_file=/nix/var/nix/profiles/default/etc/ssl/certs/ca-bundle.crt
-  echo "NIX_SSL_CERT_FILE=$cert_file" >> "$GITHUB_ENV"
-  export NIX_SSL_CERT_FILE=$cert_file
-  sudo launchctl setenv NIX_SSL_CERT_FILE "$cert_file"
-fi
-
 # Set paths
 echo "/nix/var/nix/profiles/default/bin" >> "$GITHUB_PATH"
 # new path for nix 2.14