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1c510fe298
This allows platform code to check if firmware image can be used with preserving a backup. It may be used e.g. when installing vendor firmwares that won't restore appended backup archive. Suggested-by: Luis Araneda <luaraneda@gmail.com> Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
67 lines
1.5 KiB
Bash
Executable File
67 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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. /lib/functions.sh
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. /lib/functions/system.sh
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. /usr/share/libubox/jshn.sh
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include /lib/upgrade
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VALID=1
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FORCEABLE=1
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ALLOW_BACKUP=1
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# Mark image as invalid but still possible to install
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notify_firmware_invalid() {
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VALID=0
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}
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# Mark image as broken (impossible to install)
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notify_firmware_broken() {
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VALID=0
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FORCEABLE=0
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}
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# Mark image as incompatible with preserving a backup
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notify_firmware_no_backup() {
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ALLOW_BACKUP=0
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}
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# Add result of validation test
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notify_firmware_test_result() {
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local old_ns
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json_set_namespace validate_firmware_image old_ns
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json_add_boolean "$1" "$2"
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json_set_namespace $old_ns
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}
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err_to_bool() {
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[ "$1" -ne 0 ] && echo 0 || echo 1
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}
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fwtool_check_signature "$1" >&2
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FWTOOL_SIGNATURE=$?
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[ "$FWTOOL_SIGNATURE" -ne 0 ] && notify_firmware_invalid
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fwtool_check_image "$1" >&2
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FWTOOL_DEVICE_MATCH=$?
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[ "$FWTOOL_DEVICE_MATCH" -ne 0 ] && notify_firmware_invalid
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json_set_namespace validate_firmware_image old_ns
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json_init
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json_add_object "tests"
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json_add_boolean fwtool_signature "$(err_to_bool $FWTOOL_SIGNATURE)"
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json_add_boolean fwtool_device_match "$(err_to_bool $FWTOOL_DEVICE_MATCH)"
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# Call platform_check_image() here so it can add its test
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# results and still mark image properly.
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json_set_namespace $old_ns
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platform_check_image "$1" >&2 || notify_firmware_invalid
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json_set_namespace validate_firmware_image old_ns
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json_close_object
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json_add_boolean valid "$VALID"
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json_add_boolean forceable "$FORCEABLE"
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json_add_boolean allow_backup "$ALLOW_BACKUP"
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json_dump -i
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json_set_namespace $old_ns
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