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add check_shasum #44

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Merged
merged 3 commits into from
Jan 4, 2021
Merged

add check_shasum #44

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61d422e
add check_sum
aniaan Dec 26, 2020
8f23325
Update README
aniaan Jan 4, 2021
6bbf050
fix typo
aniaan Jan 4, 2021
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add check_sum
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@aniaan
aniaan committed Dec 26, 2020
commit 61d422e652d4e1aefb0be44f9f797150f4ca0529
26 changes: 26 additions & 0 deletions bin/install
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,24 @@ my_mktemp () {
echo -n $tempdir
}

check_shasum() {
local archive_file_name=$1
local authentic_checksum_file=$2
local authentic_checksum=$(cat $authentic_checksum_file)

if $(command -v sha256sum >/dev/null 2>&1); then
sha256sum \
-c <<<"$authentic_checksum $archive_file_name"
elif $(command -v shasum >/dev/null 2>&1); then
shasum \
-a 256 \
-c <<<"$authentic_checksum $archive_file_name"
else
echo "sha256sum or shasum is not available for use" >&2
return 1
fi
}

install_golang () {
local install_type=$1
local version=$2
Expand All @@ -55,6 +73,14 @@ install_golang () {
local tempdir=$(my_mktemp $platform)

curl "https://dl.google.com/go/go${version}.${platform}-${arch}.tar.gz" -o "${tempdir}/archive.tar.gz"
curl "https://dl.google.com/go/go${version}.${platform}-${arch}.tar.gz.sha256" -o "${tempdir}/archive.tar.gz.sha256"

echo 'start check sha256sum'
if ! check_shasum "${tempdir}/archive.tar.gz" "${tempdir}/archive.tar.gz.sha256"; then
echo "Authenticity of package archive can not be assured. Exiting." >&2
rm -rf "${tempdir}"
exit 1
fi

tar -C "$install_path" -xzf "${tempdir}/archive.tar.gz"

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