Share the host's `target` directory for tests

This helps caching between runs and can help speed up turnaround time for
various operations. The old android container didn't work out for some reason
due to permissions so the definition has now been vendored locally to just
rebuild it each time.

1 files changed, 12 insertions, 5 deletions

diff --git a/ci/run-docker.sh b/ci/run-docker.sh
index e34e65ffcd..a7702ae1dc 100644
--- a/ci/run-docker.sh
+++ b/ci/run-docker.sh
@@ -6,14 +6,21 @@ set -ex
 run() {
     echo $1
     docker build -t libc ci/docker/$1
+    mkdir -p target
     docker run \
+      --user `id -u`:`id -g` \
       --rm \
-      -v `rustc --print sysroot`:/rust:ro \
-      -v `pwd`:/checkout:ro \
-      -e CARGO_TARGET_DIR=/tmp/target \
-      -w /checkout \
+      --volume $HOME/.cargo:/cargo \
+      --env CARGO_HOME=/cargo \
+      --volume `rustc --print sysroot`:/rust:ro \
+      --volume `pwd`:/checkout:ro \
+      --volume `pwd`/target:/checkout/target \
+      --env CARGO_TARGET_DIR=/checkout/target \
+      --workdir /checkout \
       --privileged \
-      -it libc \
+      --interactive \
+      --tty \
+      libc \
       ci/run.sh $1
 }