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authorVincent Ambo <mail@tazj.in>2020-06-16T00·05+0100
committerVincent Ambo <mail@tazj.in>2020-06-16T00·05+0100
commit2edb963b97867b27f68efac8d05bf966077b0b01 (patch)
treec3bb279dfd4330e09a0af6ef4e84ff8a9a3bc7ad /users/glittershark/xanthous/.github/actions/nix-build/entrypoint.sh
parent91f53f02d8479303910abfd3f3690d3ef27e6c4b (diff)
parent53b56744f4335c038724a1bcffc27a7eb8cf6a6d (diff)
Add 'users/glittershark/xanthous/' from commit '53b56744f4335c038724a1bcffc27a7eb8cf6a6d' r/978
git-subtree-dir: users/glittershark/xanthous
git-subtree-mainline: 91f53f02d8479303910abfd3f3690d3ef27e6c4b
git-subtree-split: 53b56744f4335c038724a1bcffc27a7eb8cf6a6d
Diffstat (limited to 'users/glittershark/xanthous/.github/actions/nix-build/entrypoint.sh')
-rwxr-xr-xusers/glittershark/xanthous/.github/actions/nix-build/entrypoint.sh24
1 files changed, 24 insertions, 0 deletions
diff --git a/users/glittershark/xanthous/.github/actions/nix-build/entrypoint.sh b/users/glittershark/xanthous/.github/actions/nix-build/entrypoint.sh
new file mode 100755
index 000000000000..cb7aca541a3f
--- /dev/null
+++ b/users/glittershark/xanthous/.github/actions/nix-build/entrypoint.sh
@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+# Entrypoint that runs nix-build and, optionally, copies Docker image tarballs
+# to real files. The reason this is necessary is because once a Nix container
+# exits, you must copy out the artifacts to the working directory before exit.
+
+[ "$DEBUG" = "1" ] && set -x
+[ "$QUIET" = "1" ] && QUIET_ARG="-Q"
+
+set -e
+
+# file to build (e.g. release.nix)
+file="$1"
+
+[ "$file" = "" ] && echo "No .nix file to build specified!" && exit 1
+[ ! -e "$file" ] && echo "File $file not exist!" && exit 1
+
+echo "Building all attrs in $file..."
+nix-build --no-link ${QUIET_ARG} "$file" "${@:2}"
+
+echo "Copying build closure to $(pwd)/store..."
+mapfile -t storePaths < <(nix-build ${QUIET_ARG} --no-link "$file" | grep -v cache-deps)
+printf '%s\n' "${storePaths[@]}" > store.roots
+nix copy --to "file://$(pwd)/store" "${storePaths[@]}"