feat(tvix/tracing): introduce common tvix-tracing crate r/8242

Introduce a new common crate that contains tracing boilerplate which then
can be used in the cli, tvix-store and tvix-build crates.
It has otlp as an optional feature, which is currently only used by
tvix-store.

Change-Id: I41468ac4d9c65174515d721513b96fea463d6ed2
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11758
Tested-by: BuildkiteCI
Reviewed-by: flokli <flokli@flokli.de>
Autosubmit: Simon Hauser <simon.hauser@helsinki-systems.de>

1 files changed, 11 insertions, 0 deletions

diff --git a/tvix/tracing/default.nix b/tvix/tracing/default.nix
new file mode 100644
index 000000000000..a4fe3a5d90c3
--- /dev/null
+++ b/tvix/tracing/default.nix
@@ -0,0 +1,11 @@
+{ depot, lib, ... }:
+
+(depot.tvix.crates.workspaceMembers.tvix-tracing.build.override {
+  runTests = true;
+}).overrideAttrs (old: rec {
+  meta.ci.targets = lib.filter (x: lib.hasPrefix "with-features" x || x == "no-features") (lib.attrNames passthru);
+  passthru = depot.tvix.utils.mkFeaturePowerset {
+    inherit (old) crateName;
+    features = [ "otlp" ];
+  };
+})