diff options
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/install/install-image | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/scripts/install/install-image b/scripts/install/install-image index 0553348e..58362357 100755 --- a/scripts/install/install-image +++ b/scripts/install/install-image @@ -147,9 +147,40 @@ fetch_iso_by_url () echo "Download of $NEW_ISO failed" exit 1 fi - echo "ISO download succeeded." + echo "Checking SHA256 (256-bit) checksum..." + ip vrf exec $VRF curl -L -H "User-Agent: VyOS/$vyos_version" $AUTH -f -o ${filename}.sha256 ${NEW_ISO}.sha256 + if [ $? -ne 0 ]; then + echo "Unable to fetch SHA256 checksum file." + echo -n "Do you want to continue without checksum verification? (yes/no) [yes] " + + response=$(get_response "Yes" "Yes No Y N") + if [ "$response" == "no" ] || [ "$response" == "n" ]; then + rm -f $filename + fail_exit 'OK. Installation will not be performed.' + fi + # In case signature file was partially downloaded... + rm -f ${filename}.sha256 + fi + if [ -e ${filename}.sha256 ]; then + echo "Found it. Verifying checksum..." + # save our current working directory + cwd=$(pwd) + # checksum validation must be performed in the download directory because + # of the relative path inside the checksum file + cd ${TEMP_DIR} + sha256sum --check --quiet ${NEW_ISO##*/}.sha256 + if [ $? -ne 0 ]; then + echo "Signature check FAILED." + fail_exit 'Installation will not be performed.' + else + echo "SHA256 checksum valid." + fi + # restore old working directory + cd $cwd + fi + echo "Checking for digital signature file..." ip vrf exec $VRF curl -L -H "User-Agent: VyOS/$vyos_version" $AUTH -f -o ${filename}.asc ${NEW_ISO}.asc if [ $? -ne 0 ]; then |