openwrt/package/base-files/files/usr/libexec/validate_firmware_image

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#!/bin/sh
. /lib/functions.sh
. /lib/functions/system.sh
. /usr/share/libubox/jshn.sh
include /lib/upgrade
VALID=1
FORCEABLE=1
# Mark image as invalid but still possible to install
notify_firmware_invalid() {
VALID=0
}
# Mark image as broken (impossible to install)
notify_firmware_broken() {
VALID=0
FORCEABLE=0
}
# Add result of validation test
notify_firmware_test_result() {
local old_ns
json_set_namespace validate_firmware_image old_ns
json_add_boolean "$1" "$2"
json_set_namespace $old_ns
}
err_to_bool() {
[ "$1" -ne 0 ] && echo 0 || echo 1
}
fwtool_check_signature "$1" >&2
FWTOOL_SIGNATURE=$?
[ "$FWTOOL_SIGNATURE" -ne 0 ] && notify_firmware_invalid
fwtool_check_image "$1" >&2
FWTOOL_DEVICE_MATCH=$?
[ "$FWTOOL_DEVICE_MATCH" -ne 0 ] && notify_firmware_invalid
json_set_namespace validate_firmware_image old_ns
json_init
json_add_object "tests"
json_add_boolean fwtool_signature "$(err_to_bool $FWTOOL_SIGNATURE)"
json_add_boolean fwtool_device_match "$(err_to_bool $FWTOOL_DEVICE_MATCH)"
# Call platform_check_image() here so it can add its test
# results and still mark image properly.
json_set_namespace $old_ns
platform_check_image "$1" >&2 || notify_firmware_invalid
json_set_namespace validate_firmware_image old_ns
json_close_object
json_add_boolean valid "$VALID"
json_add_boolean forceable "$FORCEABLE"
json_dump -i
json_set_namespace $old_ns