#!/usr/bin/env python3
# vim: ft=python
import sys

def log(f, msg):
    print(msg)
    f.write(msg)
    f.write('\n')

def successful_boot(boot_log, out):
    nr_panic = boot_log.count("---[ kernel panic")
    if nr_panic == 1:
        log(out, "Kernel panic!")
        return 1
    if nr_panic > 1:
        log(out, "Multiple kernel panics!")
        return 1

    nr_boots = boot_log.count('Mango kernel version')
    if nr_boots == 0:
        log(out, "Kernel didn't start!")
        return 1
    if nr_boots > 1:
        log(out, "Kernel rebooted during test!")
        return 1

    nr_finish = boot_log.count("ld finished")
    if nr_finish == 0:
        log(out, "Didn't reach end of boot sequence!")
        return 1
    if nr_finish > 1:
        log(out, "Boot sequence performed multiple times!")
        return 1

    return 0


tests = {
        'successful-boot': successful_boot,
}

test_name = sys.argv[1]
boot_log_path = sys.argv[2]
out_path = sys.argv[3]

boot_log_file = open(boot_log_path, 'r')
boot_log = boot_log_file.read()
boot_log_file.close()

out_file = open(out_path, 'a')

exit(tests[test_name](boot_log, out_file))