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Artifact 258cba15a54d57c779819f5fa42cfd8f5454f18a:


#!/usr/bin/env bash

# FIXME(61301): we need to debug spurious failures with this on Windows on
# Azure, so let's print more information in the logs.
set -x

set -o errexit
set -o pipefail
set -o nounset

ci_dir=$(cd $(dirname $0) && pwd)
. "$ci_dir/shared.sh"

REPO_DIR="$1"
CACHE_DIR="$2"

cache_src_dir="$CACHE_DIR/src"

if [ ! -d "$REPO_DIR" -o ! -d "$REPO_DIR/.git" ]; then
    echo "Error: $REPO_DIR does not exist or is not a git repo"
    exit 1
fi
cd $REPO_DIR
if [ ! -d "$CACHE_DIR" ]; then
    echo "Error: $CACHE_DIR does not exist or is not an absolute path"
    exit 1
fi

rm -rf "$CACHE_DIR"
mkdir "$CACHE_DIR"

# On the beta channel we'll be automatically calculating the prerelease version
# via the git history, so unshallow our shallow clone from CI.
if grep -q RUST_RELEASE_CHANNEL=beta src/ci/run.sh; then
  git fetch origin --unshallow beta master
fi

# Duplicated in docker/dist-various-2/shared.sh
function fetch_github_commit_archive {
    local module=$1
    local cached="download-${module//\//-}.tar.gz"
    retry sh -c "rm -f $cached && \
        curl -f -sSL -o $cached $2"
    mkdir $module
    touch "$module/.git"
    tar -C $module --strip-components=1 -xf $cached
    rm $cached
}

included="src/llvm-project src/doc/book src/doc/rust-by-example"
modules="$(git config --file .gitmodules --get-regexp '\.path$' | cut -d' ' -f2)"
modules=($modules)
use_git=""
urls="$(git config --file .gitmodules --get-regexp '\.url$' | cut -d' ' -f2)"
urls=($urls)
for i in ${!modules[@]}; do
    module=${modules[$i]}
    if [[ " $included " = *" $module "* ]]; then
        commit="$(git ls-tree HEAD $module | awk '{print $3}')"
        git rm $module
        url=${urls[$i]}
        url=${url/\.git/}
        fetch_github_commit_archive $module "$url/archive/$commit.tar.gz" &
        continue
    else
        use_git="$use_git $module"
    fi
done
retry sh -c "git submodule deinit -f $use_git && \
    git submodule sync && \
    git submodule update -j 16 --init --recursive $use_git"
wait