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Fierelier
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LICENSE
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LICENSE
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MIT License
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Copyright (c) <year> <copyright holders>
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Copyright (c) 2022
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Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
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# mdevuan
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a devuan image maker
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A Devuan image maker
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Commands required:
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Syntax: `python3 mdevuan.py <image name> <tmp folder>`
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Example: `python3 mdevuan.py devuan.img /tmp/devuan`
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#!/usr/bin/env python3
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import sys
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import os
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import shutil
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diskSize = "1536M"
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swapSize = "256M"
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outputImage = os.path.abspath(sys.argv[1])
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mountPoint = os.path.abspath(sys.argv[2].rstrip("/"))
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mountPoints = [ # List of mount points to dismount when quitting
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os.path.join(mountPoint,"proc"),
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os.path.join(mountPoint,"sys"),
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os.path.join(mountPoint,"dev"),
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mountPoint
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]
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preReqs = [ # List of required commands to check for
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"fallocate",
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"losetup",
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"fdisk",
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"losetup",
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"mkswap",
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"mkfs.ext4",
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"mount",
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"blkid",
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"debootstrap",
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"chmod",
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"chroot",
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"umount"
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]
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loopName = False
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class processError(Exception): pass
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import subprocess
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def procWait(proc):
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rtn = proc.wait()
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if rtn != 0: raise processError
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def call(*args,**kwargs):
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proc = subprocess.Popen(*args,**kwargs)
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procWait(proc)
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def callo(*args,**kwargs):
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data = b""
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proc = subprocess.Popen(*args,**kwargs,stdout=subprocess.PIPE)
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while True:
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b = proc.stdout.read()
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if b == b"": break
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data += b
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procWait(proc)
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return data.decode("utf-8")
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def cleanUp():
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global diskSize
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global swapSize
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global outputImage
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global mountPoint
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global loopName
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for mp in mountPoints:
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print("Dismounting " +mp+ " ...")
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try:
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call(["umount",mp])
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except: pass
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try:
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os.rmdir(mountPoint)
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except Exception as e:
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print(e)
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print("Detaching loop device ...")
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try:
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call(["losetup","-d",loopName])
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except:
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pass
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def main():
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global diskSize
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global swapSize
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global outputImage
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global mountPoint
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global loopName
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print("Checking prerequisites ...")
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call(["sh","-c","command"])
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for req in preReqs:
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try:
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call(["sh","-c","command -v " + req],stdout=subprocess.DEVNULL)
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except:
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print("Missing command: " +req)
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raise
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print("Creating disk image ...")
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if os.path.isfile(outputImage): os.remove(outputImage)
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call(["fallocate","-l",diskSize,outputImage])
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print("Creating loop device ...")
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call(["losetup","-fP",outputImage])
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print("Setting up loop device ...")
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table = callo(["losetup","--list"]).replace("\r","").split("\n")
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length = len(table)
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index = 0
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while index < length:
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while " " in table[index]:
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table[index] = table[index].replace(" "," ")
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if table[index] == "":
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del table[index]
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length -= 1
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continue
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table[index] = table[index].split(" ")
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index += 1
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nameIndex = table[0].index("NAME")
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backfileIndex = table[0].index("BACK-FILE")
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index = 1
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while index < length:
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if table[index][backfileIndex] == outputImage:
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loopName = table[index][nameIndex]
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break
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index += 1
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if loopName == False:
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print("Loop device not found.")
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raise processError
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print("Partitioning ...")
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proc = subprocess.Popen(["fdisk",loopName],stdin=subprocess.PIPE)
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proc.communicate(("""\
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n
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e
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+""" +swapSize+ """
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t
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swap
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n
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p
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t
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linux
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w
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\
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""").encode("utf-8"))
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procWait(proc)
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print("Making swap ...")
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call(["mkswap",loopName + "p1"])
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print("Formatting / (ext4) ...")
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call(["mkfs.ext4",loopName+ "p2"])
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print("Mounting / ...")
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if not os.path.isdir(mountPoint): os.makedirs(mountPoint)
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call(["mount",loopName + "p2",mountPoint])
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print("Installing Devuan Chimaera ...")
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tries = 0
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while tries < 10:
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try:
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call(["debootstrap","--arch=i386","chimaera",mountPoint,"http://deb.devuan.org/merged"])
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break
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except:
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tries += 1
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continue
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if tries >= 10:
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raise processError
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print("Setting up chroot ...")
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call(["mount","-o","bind","/dev",os.path.join(mountPoint,"dev")])
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call(["mount","-o","bind","/sys",os.path.join(mountPoint,"sys")])
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call(["mount","-t","proc","/proc",os.path.join(mountPoint,"proc")])
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shutil.copyfile("/proc/mounts",os.path.join(mountPoint,"etc","mtab"))
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with open("setup","r",encoding="utf-8") as fhIn:
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with open(os.path.join(mountPoint,"setup"),"w",encoding="utf-8") as fhOut:
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for line in fhIn:
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fhOut.write(line.replace("$LOOPNAME",loopName))
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call(["chmod","+x",os.path.join(mountPoint,"setup")])
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print("Adding devices to fstab ...")
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idSwap = callo(["blkid","-o","value","-s","UUID",loopName+ "p1"]).strip(" \t\r\n")
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idRoot = callo(["blkid","-o","value","-s","UUID",loopName+ "p2"]).strip(" \t\r\n")
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with open(os.path.join(mountPoint,"etc","fstab"),"a+",encoding="utf-8") as fh:
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fh.write("\nUUID=" +idSwap+ " none swap sw 0 0")
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fh.write("\nUUID=" +idRoot+ " / ext4 errors=remount-ro 0 1")
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print("Running setup ...")
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call(["chroot",mountPoint,"/setup"])
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print("Injecting OOBE ...")
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os.rename(os.path.join(mountPoint,"bin","login"),os.path.join(mountPoint,"bin","login.bak"))
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shutil.copyfile("oobe",os.path.join(mountPoint,"bin","login"))
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call(["chmod","+x",os.path.join(mountPoint,"bin","login")])
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cleanUp()
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try:
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main()
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except:
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print("\n --- AN ERROR OCCURED, CLEANING UP ... --- ")
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cleanUp()
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print("")
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raise
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#!/usr/bin/env python3
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# This script is ran when booting into the OS, and the setup isn't finished
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import os
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import traceback
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import subprocess
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debug = False
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os.environ["PATH"] = "/sbin:/usr/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games"
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def procWait(proc):
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rtn = proc.wait()
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if debug: print(rtn)
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if rtn != 0: raise processError
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def call(*args,**kwargs):
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if debug: print(str(args[0]))
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proc = subprocess.Popen(*args,**kwargs)
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procWait(proc)
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def mchoice(choices):
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while True:
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choice = input("Choice: ").lower()
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if not choice in choices: continue
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return choice
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def main():
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while True:
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print("Welcome to Devuan Linux.")
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print("1: Finish installation")
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print("2: Clone to other device")
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print("3: Open bash")
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print("4: Shut down")
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choice = mchoice(["1","2","3","4"])
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if choice == "1":
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call(["apt","install","keyboard-configuration","console-setup","locales","tzdata","--yes"])
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#call(["dpkg-reconfigure","keyboard-configuration"])
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#call(["setupcon"])
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#call(["dpkg-reconfigure","console-setup"])
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#call(["setupcon"])
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call(["dpkg-reconfigure","locales"])
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call(["dpkg-reconfigure","tzdata"])
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print("")
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hostname = input("Hostname: ")
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with open("/etc/hosts","w",encoding="utf-8") as fh:
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fh.write("""\
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127.0.0.1 localhost
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127.0.1.1 $HOSTNAME
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# The following lines are desirable for IPv6 capable hosts
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::1 localhost ip6-localhost ip6-loopback
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ff02::1 ip6-allnodes
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ff02::2 ip6-allrouters\
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""".replace("$HOSTNAME",hostname)
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)
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with open("/etc/hostname","w",encoding="utf-8") as fh:
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fh.write(hostname)
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os.environ["HOSTNAME"] = hostname
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print("")
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print("Configure your network now, using nmtui? (y/n)")
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if mchoice(["y","n"]) == "y": call(["nmtui"])
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print("")
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call(["groupadd","-f","sudo"])
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username = False
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while True:
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username = input("First user (Administrator): ").lower().strip(" ")
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if username == "root": continue
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try:
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call(["id","-u",username])
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except:
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try:
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call(["adduser",username])
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except:
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try:
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call(["deluser","--remove-home",username])
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except:
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continue
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try:
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call(["usermod","-a","-G","sudo",username])
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except:
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print("Warning: Couldn't add user to sudo group!")
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break
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print("")
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print("Booting into new environment ...")
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os.remove("/bin/login")
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os.rename("/bin/login.bak","/bin/login")
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return
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if choice == "2":
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print("Not implemented.")
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continue
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if choice == "3":
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call(["bash"])
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return
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if choice == "4":
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call(["poweroff"])
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return
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try:
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main()
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except:
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print(traceback.format_exc())
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input("Press RETURN to quit.")
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@ -0,0 +1,18 @@
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#!/usr/bin/env bash
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# This script is ran within in the chroot
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set -e
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echo 'APT::Acquire::Retries "10";' > /etc/apt/apt.conf.d/80-retry
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apt autoclean --yes
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apt install linux-image-686 grub2 sudo network-manager python3 --yes
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apt autoclean --yes
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apt install --download-only console-setup keyboard-configuration locales tzdata --yes
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rm /etc/apt/apt.conf.d/80-retry
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grub-install --boot-directory="/boot" --modules=part_msdos "$LOOPNAME"
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update-grub
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update-initramfs -u -k all
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echo ""
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echo "Do any manual changes now, enter 'exit' to finish setup."
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bash
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if [[ -f "$HOME/.bash_history" ]]; then
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rm "$HOME/.bash_history"
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fi
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