solana/ci/rust-version.sh

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#
# This file maintains the rust versions for use by CI.
#
# Obtain the environment variables without any automatic toolchain updating:
# $ source ci/rust-version.sh
#
# Obtain the environment variables updating both stable and nightly, only stable, or
# only nightly:
# $ source ci/rust-version.sh all
# $ source ci/rust-version.sh stable
# $ source ci/rust-version.sh nightly
# Then to build with either stable or nightly:
# $ cargo +"$rust_stable" build
# $ cargo +"$rust_nightly" build
#
if [[ -n $RUST_STABLE_VERSION ]]; then
stable_version="$RUST_STABLE_VERSION"
else
# read rust version from rust-toolchain.toml file
base="$(dirname "${BASH_SOURCE[0]}")"
# pacify shellcheck: cannot follow dynamic path
# shellcheck disable=SC1090,SC1091
source "$base/../scripts/read-cargo-variable.sh"
stable_version=$(readCargoVariable channel "$base/../rust-toolchain.toml")
fi
if [[ -n $RUST_NIGHTLY_VERSION ]]; then
nightly_version="$RUST_NIGHTLY_VERSION"
else
nightly_version=2024-01-05
fi
export rust_stable="$stable_version"
export rust_nightly=nightly-"$nightly_version"
export ci_docker_image="solanalabs/ci:rust_${rust_stable}_${rust_nightly}"
[[ -z $1 ]] || (
rustup_install() {
declare toolchain=$1
if ! cargo +"$toolchain" -V > /dev/null; then
echo "$0: Missing toolchain? Installing...: $toolchain" >&2
rustup install "$toolchain"
cargo +"$toolchain" -V
fi
}
set -e
cd "$(dirname "${BASH_SOURCE[0]}")"
case $1 in
stable)
rustup_install "$rust_stable"
;;
nightly)
rustup_install "$rust_nightly"
;;
all)
rustup_install "$rust_stable"
rustup_install "$rust_nightly"
;;
*)
echo "$0: Note: ignoring unknown argument: $1" >&2
;;
esac
)