Add 'third_party/nix/' from commit 'be66c7a6b24e3c3c6157fd37b86c7203d14acf10' r/724

git-subtree-dir: third_party/nix
git-subtree-mainline: cf8cd640c1adf74a3706efbcb0ea4625da106fb2
git-subtree-split: be66c7a6b24e3c3c6157fd37b86c7203d14acf10

1 files changed, 51 insertions, 0 deletions

diff --git a/third_party/nix/tests/restricted.sh b/third_party/nix/tests/restricted.sh
new file mode 100644
index 000000000000..e02becc60e38
--- /dev/null
+++ b/third_party/nix/tests/restricted.sh
@@ -0,0 +1,51 @@
+source common.sh
+
+clearStore
+
+nix-instantiate --restrict-eval --eval -E '1 + 2'
+(! nix-instantiate --restrict-eval ./restricted.nix)
+(! nix-instantiate --eval --restrict-eval <(echo '1 + 2'))
+nix-instantiate --restrict-eval ./simple.nix -I src=.
+nix-instantiate --restrict-eval ./simple.nix -I src1=simple.nix -I src2=config.nix -I src3=./simple.builder.sh
+
+(! nix-instantiate --restrict-eval --eval -E 'builtins.readFile ./simple.nix')
+nix-instantiate --restrict-eval --eval -E 'builtins.readFile ./simple.nix' -I src=..
+
+(! nix-instantiate --restrict-eval --eval -E 'builtins.readDir ../src/nix-channel')
+nix-instantiate --restrict-eval --eval -E 'builtins.readDir ../src/nix-channel' -I src=../src
+
+(! nix-instantiate --restrict-eval --eval -E 'let __nixPath = [ { prefix = "foo"; path = ./.; } ]; in <foo>')
+nix-instantiate --restrict-eval --eval -E 'let __nixPath = [ { prefix = "foo"; path = ./.; } ]; in <foo>' -I src=.
+
+p=$(nix eval --raw "(builtins.fetchurl file://$(pwd)/restricted.sh)" --restrict-eval --allowed-uris "file://$(pwd)")
+cmp $p restricted.sh
+
+(! nix eval --raw "(builtins.fetchurl file://$(pwd)/restricted.sh)" --restrict-eval)
+
+(! nix eval --raw "(builtins.fetchurl file://$(pwd)/restricted.sh)" --restrict-eval --allowed-uris "file://$(pwd)/restricted.sh/")
+
+nix eval --raw "(builtins.fetchurl file://$(pwd)/restricted.sh)" --restrict-eval --allowed-uris "file://$(pwd)/restricted.sh"
+
+(! nix eval --raw "(builtins.fetchurl https://github.com/NixOS/patchelf/archive/master.tar.gz)" --restrict-eval)
+(! nix eval --raw "(builtins.fetchTarball https://github.com/NixOS/patchelf/archive/master.tar.gz)" --restrict-eval)
+(! nix eval --raw "(fetchGit git://github.com/NixOS/patchelf.git)" --restrict-eval)
+
+ln -sfn $(pwd)/restricted.nix $TEST_ROOT/restricted.nix
+[[ $(nix-instantiate --eval $TEST_ROOT/restricted.nix) == 3 ]]
+(! nix-instantiate --eval --restrict-eval $TEST_ROOT/restricted.nix)
+(! nix-instantiate --eval --restrict-eval $TEST_ROOT/restricted.nix -I $TEST_ROOT)
+(! nix-instantiate --eval --restrict-eval $TEST_ROOT/restricted.nix -I .)
+nix-instantiate --eval --restrict-eval $TEST_ROOT/restricted.nix -I $TEST_ROOT -I .
+
+[[ $(nix eval --raw --restrict-eval -I . '(builtins.readFile "${import ./simple.nix}/hello")') == 'Hello World!' ]]
+
+# Check whether we can leak symlink information through directory traversal.
+traverseDir="$(pwd)/restricted-traverse-me"
+ln -sfn "$(pwd)/restricted-secret" "$(pwd)/restricted-innocent"
+mkdir -p "$traverseDir"
+goUp="..$(echo "$traverseDir" | sed -e 's,[^/]\+,..,g')"
+output="$(nix eval --raw --restrict-eval -I "$traverseDir" \
+    "(builtins.readFile \"$traverseDir/$goUp$(pwd)/restricted-innocent\")" \
+    2>&1 || :)"
+echo "$output" | grep "is forbidden"
+! echo "$output" | grep -F restricted-secret