Nova/PyJail
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Add edge files.

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Nova
2024-11-22 19:34:59 +01:00
parent ef080a96b2
commit 7d42a35f7a
5 changed files with 98 additions and 28 deletions
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5
install.py
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@@ -1,6 +1,6 @@
"""
Install script for the Python jailer.
Version: 1.0.0-main1
Version: 0.2.0-alpha2
"""
import os
import shutil
@@ -63,7 +63,7 @@ if setup_posix.lower() == "y":
f.write(usrname)
f.close()
with open("./sys/procinfo", "a+") as f:
f.write("proc: vfs(/proc/)\nmgr: vfs(/proc/kcore)")
f.write("proc: vfs(/proc/)\nkernel: vfs(/proc/kcore)")
f.close()
with open("./proc/kcore", "a+") as f:
f.write("/sys/jail_mgr.py")
@@ -75,6 +75,7 @@ else:
os.mkdir("./usr")
os.mkdir("./proc")
os.mkdir(f"./home/{usrname}")
os.mkdir("./sys/krnl/")
print("Copying files...")
shutil.move("./main.py", "./sys/jail_mgr.py")
shutil.move("./sh.py", "./bin/shell.py")

2
kverinfo.txt
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@@ -1 +1 @@
0.2.0-main1
0.1.1-main1

77
main.py
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@@ -1,6 +1,6 @@
"""
This is the PyJail, a jailing tool for running Python apps in a sandboxed environment.
Version: 0.2.0-main1
Version: edge0003-base0.2.1
"""
import os
import time
@@ -9,7 +9,7 @@ import runpy
class PyJail:
"""
The
The jail manager, handles all system calls and such.
"""
def __init__(self, debug=False):
self.rootpath = ""
@@ -30,8 +30,6 @@ class PyJail:
Runs a specified program.
"""
path_to_bin = self.fs(path_to_bin)
# print(path_to_bin)
# print(str(self.rootpath) + str(path_to_bin))
if path_to_bin == 3 or path_to_bin == 2:
self.msg("jailmgr.run_program()", "An error has occurred launching the program.", True,
"WARNING")
@@ -41,7 +39,7 @@ class PyJail:
self._program_counter += 1
runpy.run_path(path_to_bin)
def msg(self, caller: str, message:str, emit: bool = False, log_level: str = "INFO"):
def msg(self, caller: str, message: str, emit: bool = False, log_level: str = "INFO"):
"""
The custom message parser, can parse messages and alert apps of said messages.
Replaces print statements.
@@ -56,10 +54,12 @@ class PyJail:
accepted_log_levels = ["DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"]
if log_level.upper() not in accepted_log_levels:
self.msg(f"jailmgr.msg()",f"Not accepted loglevel!! {log_level}", False, "ERROR")
return 1
msg = f"[{time.time}] [{caller}] [{log_level}] {message}"
with open(self.fs("/proc/klog"), "a+") as f:
f.write(f"[{time.time}] [{caller}] [{log_level}] {message}")
f.write(msg)
if emit is True:
print(message)
print(msg)
return 0
def fs(self, check_path=None, resolve_symlinks=True):
@@ -101,7 +101,6 @@ class PyJail:
# This is a symlink!
# Symlinks always contain the full literal path that they need to access, so we can
# take that and do the same trick to split it and add the next things to it.
# raise NotImplementedError()
is_symlink_split = is_symlink.split(" ", 1)
symlink_dest = is_symlink_split[1]
symlink_dest = f"{symlink_dest}/{path}"
@@ -132,9 +131,63 @@ class PyJail:
self.msg("jailmgr.fs()", message=rootpath, log_level="INFO")
return rootpath
@staticmethod
def kver():
def kver(self):
"""
Returns the jail manager version
Returns the kernel version
"""
return "0.2.0-main1"
return "edge0003-base0.2.1"
def netsock(self, ip, port, mode, msg):
"""
An easy interface to network sockets, built right into the jailmanager
Args:
ip: The IP of the server to access.
port: The port to access the server on
mode: Either UDP, TCP or PKG (HTTP)
msg: The message to send the server
Returns:
Whatever the server returns.
"""
if mode == "PKG":
import requests
else:
import socket
if mode == "TCP":
try:
client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
except Exception as e:
self.msg("jailmgr.netsock()", "Socket import failed!", False, "CRITICAL")
self.msg("jailmgr.netsock()", "An unexpected error occurred!", True, "ERROR")
return None
# Connect to the server
client_socket.connect((ip, port))
self.msg("jailmgr.netsock()", f"Connected to server at {server_ip}:{server_port}", False, "INFO")
# Send the message to the server
client_socket.send(message.encode())
# Receive the response from the server
response = client_socket.recv(1024).decode()
client_socket.close() # Close the connection
self.msg("jailmgr.netsock", f"Received from server: {response}", False "INFO")
return response
elif mode == "PKG":
# raise NotImplementedError("TODO: PKG will be implemented later!")
file_io = requests.get(ip)
if file_io.startswith("PYPAK PMD"):
with open(self.fs(f"/usr/netsock/cache/{pkg}.pmd"), "a+") as f:
f.write(file_io)
f.close()
else:
raise NotImplementedError("TODO: UDP will be implemented later!")
# raise NotImplementedError("TODO: Netsock will be implemented once 0.3.0 comes around!")

40
sh.py
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@@ -1,44 +1,60 @@
"""
The shell for PyNVOS
Version: 0.1.0-main1
Version: 0.2.0.0400
"""
import importlib
import os
import cmd
import shutil
# from ..sys.krnl import Kernel
print(__name__)
class shell(cmd.Cmd):
intro = "Shell started, PyNVOS 0.1.1-main1"
prompt = "shell-0.1.0$ "
jail_mgr = importlib.import_module(".jail_mgr", "vfs.sys")
jailmgr = jail_mgr.PyJail()
kver = jailmgr.kver()
intro = f"Shell started, PyNVOS {kver}"
prompt = "shell-0.2$ "
file = None
krnl = importlib.import_module(".jail_mgr", "vfs.sys")
kernel = krnl.Kernel()
print(str(kernel) + " " + str(type(kernel)))
def do_cd(self, args):
"""Changes directory"""
args = shell.kernel.fs(args)
args = shell.jailmgr.fs(args)
os.chdir(args)
def do_exec(self, args):
"""Allows you to execute a file"""
# Apps in /bin should be allowed to launch without first adding /bin/ or ./, just the name of the executable
# So for ledit it should be just 'ledit' and not /bin/ledit.py or ./ledit.py
bins_in_bin = os.listdir(shell.kernel.fs("/bin"))
bins_in_bin = os.listdir(self.jailmgr.fs("/bin"))
apps_strip = []
for apps in bins_in_bin:
if apps.endswith(".py"):
apps_strip.append(apps.strip(".py"))
if args in apps_strip:
shell.kernel.run_program(f"/bin/{args}.py")
shell.jailmgr.run_program(f"/bin/{args}.py")
else:
shell.kernel.run_program(args)
shell.jailmgr.run_program(args)
def do_ls(self, none):
"""Lists the content of a directory"""
os.listdir(os.getcwd())
def do_pkg(self, pkg):
"""Downloads packages over the internet."""
self.jailmgr.netsock(f"https://pkg.novacow.ch/repo/{kver}/meta/{pkg}.pmd", None, "PKG", f"{pkg}")
shutil.copy(self.jailmgr.fs(f"/usr/netsock/cache/{pkg}.pmd"), self.jailmgr.fs(f"/usr/pkg/metacache/"))
with open(self.jailmgr.fs(f"/usr/pkgs/metacache/{pkg}.pmd"), "r") as f:
package_meta = f.read()
f.close()
print(package_meta)
y_n_confirmation = input("Do you want to install this package? [y/N] ")
if y_n_confirmation.lower() != "y":
print("Aborted.")
return
self.jailmgr.netsock(f"https://pkg.novacow.ch/repo/{kver}/main/static/binary/{pkg}.py", None, "PKG", f"{pkg}")
shutil.copy(self.jailmgr.fs(f"/usr/netsock/cache/{pkg}.py"), self.jailmgr.fs(f"/usr/bin/"))
def postloop(self):
pass
@@ -46,6 +62,6 @@ class shell(cmd.Cmd):
if __name__ == '<run_path>':
shell().cmdloop()
if __name__ == '__main__':
print("The shell can't be ran as a standalone program and must be ran in conjunction with the kernel.")
print("The shell can't be ran as a standalone program and must be ran in conjunction with the jail manager.")
input("Press Enter to continue...")
exit(-1)
exit(-1)

2
verinfo.txt
View File

@@ -1 +1 @@
0.2 build 0036
0.1.0