build-sys: Add made up binary-dependencies key

This would be a nice thing to try to standardize, but let's just
keep track of this and use it in our CI install flow too. This
helps us be cross distribution a bit more.

Signed-off-by: Colin Walters <[email protected]>

Author: cgwalters

Cargo.toml

@@ -70,6 +70,11 @@ exclude-crate-paths = [ { name = "libz-sys", exclude = "src/zlib" },
                         { name = "k8s-openapi", exclude = "src/v1_27" },
                       ]
 
+# This is an made up key for external binary dependencies.
+# setpriv is a proxy for util-linux, and systemctl is a proxy for systemd.
+[workspace.metadata.binary-dependencies]
+bins = ["skopeo", "podman", "ostree", "zstd", "setpriv", "systemctl"]
+
 [workspace.lints.rust]
 # Require an extra opt-in for unsafe
 unsafe_code = "deny"

ci/installdeps.sh

@@ -24,10 +24,11 @@ enabled=1
 enabled_metadata=1
 EOF
 
-# Our tests depend on this
-dnf -y install skopeo zstd
-
+# TODO: Recursively extract this from the existing cargo system-deps metadata
 case $OS_ID in
     fedora) dnf -y builddep bootc ;;
     *) dnf -y install libzstd-devel openssl-devel ostree-devel cargo ;;
 esac
+
+bindeps=$(cargo metadata --format-version 1 --no-deps | jq -r '.metadata.["binary-dependencies"].bins | map("/usr/bin/" + .) | join(" ")')
+dnf -y install $bindeps