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144 lines
5.2 KiB
Python
144 lines
5.2 KiB
Python
# processor.py
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#
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# Copyright 2022 mirkobrombin
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundationat version 3 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import shutil
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import logging
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import tempfile
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import subprocess
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logger = logging.getLogger("FirstSetup::Processor")
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class Processor:
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@staticmethod
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def run(log_path, pre_run, post_run, commands):
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commands = pre_run + commands + post_run
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out_run = ""
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next_boot = []
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next_boot_script_path = os.path.expanduser("~/.local/org.vanillaos.FirstSetup.nextBoot")
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next_boot_autostart_path = os.path.expanduser("~/.config/autostart/org.vanillaos.FirstSetup.nextBoot.desktop")
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abroot_bin = shutil.which("abroot")
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logger.info("processing the following commands: \n%s" %
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'\n'.join(commands))
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# nextBoot commands are collected in ~/.local/org.vanillaos.FirstSetup.nextBoot
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# and executed at the next boot by a desktop entry
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for command in commands:
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if command.startswith("!nextBoot"):
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next_boot.append(command.replace("!nextBoot", ""))
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continue
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if len(next_boot) > 0:
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with open(next_boot_script_path, "w") as f:
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f.write("#!/bin/sh\n")
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f.write("# This file was created by FirstSetup\n")
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f.write("# Do not edit this file manually\n\n")
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for command in next_boot:
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f.write(f"{command}\n")
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f.flush()
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f.close()
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# setting the file executable
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os.chmod(next_boot_script_path, 0o755)
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# creating the desktop entry
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with open(next_boot_autostart_path, "w") as f:
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f.write("[Desktop Entry]\n")
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f.write("Name=FirstSetup Next Boot\n")
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f.write("Comment=Run FirstSetup commands at the next boot\n")
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f.write("Exec=kgx -e bash -c 'sh %s'\n" % next_boot_script_path)
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f.write("Terminal=false\n")
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f.write("Type=Application\n")
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f.write("X-GNOME-Autostart-enabled=true\n")
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f.flush()
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f.close()
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# generating a temporary file to store all the commands so we can
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# run them all at once
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with tempfile.NamedTemporaryFile(mode='w', delete=False) as f:
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f.write("#!/bin/sh\n")
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f.write("# This file was created by FirstSetup\n")
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f.write("# Do not edit this file manually\n\n")
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for command in commands:
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if command.startswith("!nextBoot"):
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continue
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if command.startswith("!noSudo"):
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command = command.replace("!noSudo", "sudo -u $USER")
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# outRun band is used to run a command outside of the main
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# shell script.
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if command.startswith("!outRun"):
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out_run += command.replace("!outRun", "") + "\n"
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f.write(f"{command}\n")
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f.flush()
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f.close()
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# setting the file executable
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os.chmod(f.name, 0o755)
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# fake the process if VANILLA_FAKE is set
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if "VANILLA_FAKE" in os.environ:
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return True
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cmd = ["pkexec", "sh", f.name]
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if abroot_bin := shutil.which("abroot"):
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cmd = ["pkexec", abroot_bin, "exec", "--assume-yes", "sh", f.name]
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proc = subprocess.run(
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cmd,
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check=True,
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stdout=subprocess.PIPE,
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stderr=subprocess.STDOUT
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)
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# write the output to the log file so the packager can see what
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# happened during the installation process
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try:
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with open(log_path, 'a') as log:
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log.write(proc.stdout.decode('utf-8'))
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log.flush()
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except Exception as e:
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logger.warning("failed to write to the log file: %s" % e)
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logger.warning("the output of the commands is: %s" %
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proc.stdout.decode('utf-8'))
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if proc.returncode != 0:
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logger.critical(
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"Error while processing commands, see log for details.")
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return False
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autostart_file = os.path.expanduser(
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"~/.config/autostart/io.github.vanilla-os.FirstSetup.desktop")
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if os.path.exists(autostart_file):
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os.remove(autostart_file)
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# run the outRun commands
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if out_run:
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logger.info("running outRun commands: \n%s" % out_run)
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subprocess.run(out_run, shell=True)
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return True
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