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Rust: Allow running non-cargo commands with caches mounted #19

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Rust: Allow running non-cargo commands with caches mounted #19

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31 changes: 22 additions & 9 deletions rust/Earthfile
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Original file line number Diff line number Diff line change
Expand Up @@ -14,15 +14,12 @@ CARGO:
IF [ "$keep_fingerprints" = "false" ]
DO +REMOVE_SOURCE_FINGERPRINTS
END
RUN --mount=type=cache,mode=0777,sharing=shared,target=$CARGO_HOME/registry \
--mount=type=cache,mode=0777,sharing=shared,target=$CARGO_HOME/git \
--mount=type=cache,mode=0777,target=target \
cargo $args; \
if [ -n "$output" ]; then \
mkdir /earthly_lib_rust_temp; \
cd target; \
find . -type f -regextype posix-egrep -regex "./$output" -exec cp --parents \{\} /earthly_lib_rust_temp \; ; \
fi
DO +RUN_WITH_CACHE --command="cargo $args;
if [ -n \"$output\" ]; then
mkdir /earthly_lib_rust_temp;
cd target;
find . -type f -regextype posix-egrep -regex \"./$output\" -exec cp --parents \{\} /earthly_lib_rust_temp \; ;
fi"
IF [ "$output" != "" ]
RUN mkdir -p target; \
mv /earthly_lib_rust_temp/* target 2>/dev/null || echo "no files found within ./target matching the provided output regexp" ;
Expand Down Expand Up @@ -50,3 +47,19 @@ get-stoml:
RUN wget -O stoml https://github.com/freshautomations/stoml/releases/download/v0.7.1/stoml_linux_amd64; \
chmod +x stoml
SAVE ARTIFACT ./stoml stoml

# RUN_WITH_CACHE runs the passed command with the CARGO caches mounted.
# Arguments:
# - command (required): Command to run, can be any expression.
#
# This implementation is not expected to significantly change. Prefer using the
# `CARGO` UDC if you can, so you can get future improvements transparently.
RUN_WITH_CACHE:
COMMAND
ARG command
RUN --mount=type=cache,mode=0777,sharing=shared,target=$CARGO_HOME/registry \
--mount=type=cache,mode=0777,sharing=shared,target=$CARGO_HOME/git \
--mount=type=cache,mode=0777,target=target \
set -e; \
printf "Running:\n $command\n"; \
eval $command