nimd/src/core/mainloop.nim

50 lines
1.8 KiB
Nim

# Copyright 2021 Mattia Giambirtone & All Contributors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import segfaults # Makes us catch segfaults as NilAccessDefect exceptions!
import strformat
import posix
import os
import ../util/[logging, disks, misc]
proc mainLoop*(logger: Logger, mountDisks: bool = true) =
## NimD's main execution loop
try:
if mountDisks:
logger.info("Mounting virtual disks")
mountVirtualDisks(logger)
logger.info("Mounting real disks")
mountRealDisks(logger)
else:
logger.info("Skipping disk mounting, did we restart after a critical error?")
except IndexDefect: # Check parseFileSystemTable for more info on this catch block
logger.fatal("Improperly formatted /etc/fstab, exiting")
nimDExit(logger, 131)
logger.info("Disks mounted")
logger.info("Processing boot runlevel")
# TODO
logger.info("Processing default runlevel")
# TODO
logger.info("System initialization complete, going idle")
while true:
try:
# TODO
sleepSeconds(5)
except:
logger.critical(&"A critical error has occurred while running, restarting the mainloop! Error -> {getCurrentExceptionMsg()}")
# We *absolutely* cannot die
mainLoop(logger, mountDisks=false)