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-rw-r--r--tests/guix-pack-relocatable.sh18
1 files changed, 13 insertions, 5 deletions
diff --git a/tests/guix-pack-relocatable.sh b/tests/guix-pack-relocatable.sh
index 38dcf1e485..ebada62c01 100644
--- a/tests/guix-pack-relocatable.sh
+++ b/tests/guix-pack-relocatable.sh
@@ -27,8 +27,9 @@ guix pack --version
# run it on the user's global store if possible, on the grounds that binaries
# may already be there or can be built or downloaded inexpensively.
-NIX_STORE_DIR="`guile -c '(use-modules (guix config))(display %storedir)'`"
+storedir="`guile -c '(use-modules (guix config))(display %storedir)'`"
localstatedir="`guile -c '(use-modules (guix config))(display %localstatedir)'`"
+NIX_STORE_DIR="$storedir"
GUIX_DAEMON_SOCKET="$localstatedir/guix/daemon-socket/socket"
export NIX_STORE_DIR GUIX_DAEMON_SOCKET
@@ -65,8 +66,15 @@ export relocatable_option
tarball="`guix pack $relocatable_option -S /Bin=bin sed`"
(cd "$test_directory"; tar xvf "$tarball")
-# Run that relocatable 'sed' in a user namespace where we "erase" the store by
-# mounting an empty file system on top of it. That way, we exercise the
-# wrapper code that creates the user namespace and bind-mounts the store.
-unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"; echo "$STORE_PARENT"/*; "$test_directory/Bin/sed" --version > "$test_directory/output"'
+if unshare -r true # Are user namespaces supported?
+then
+ # Run that relocatable 'sed' in a user namespace where we "erase" the store by
+ # mounting an empty file system on top of it. That way, we exercise the
+ # wrapper code that creates the user namespace and bind-mounts the store.
+ unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"; echo "$STORE_PARENT"/*; "$test_directory/Bin/sed" --version > "$test_directory/output"'
+else
+ # Run the relocatable 'sed' in the current namespaces. This is a weak
+ # test because we're going to access store items from the host store.
+ "$test_directory/Bin/sed" --version > "$test_directory/output"
+fi
grep 'GNU sed' "$test_directory/output"