128 lines
3.0 KiB
Python
128 lines
3.0 KiB
Python
import os
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import subprocess
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import psutil
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import platform
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import socket
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RAM = psutil.virtual_memory()
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CPU = platform.processor()
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OS = os_name = platform.system()
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VER = "PCLISH v0.0.5a"
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PROMPT = "shell@localhost"
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def execute_command(command):
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try:
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if "|" in command:
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s_in, s_out = (0, 0)
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s_in = os.dup(0)
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s_out = os.dup(1)
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fdin = os.dup(s_in)
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for cmd in command.split("|"):
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os.dup2(fdin, 0)
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os.close(fdin)
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if cmd == command.split("|")[-1]:
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fdout = os.dup(s_out)
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else:
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fdin, fdout = os.pipe()
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os.dup2(fdout, 1)
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os.close(fdout)
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try:
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subprocess.run(cmd.strip().split())
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except Exception:
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print("pclish: command not found: {}".format(cmd.strip()))
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os.dup2(s_in, 0)
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os.dup2(s_out, 1)
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os.close(s_in)
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os.close(s_out)
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else:
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subprocess.run(command.split(" "))
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except Exception:
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print("pclish: command not found: {}".format(command))
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def pclish_cd(path):
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try:
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os.chdir(os.path.abspath(path))
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except Exception:
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print("cd: no such file or directory: {}".format(path))
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def pclish_echo(TXT):
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print(TXT)
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def pclish_oscmd(ARGS):
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os.system(ARGS)
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def pclish_help():
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print("""pclish: here are the commands available
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help: shows this page
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cd: change directory
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ver: displays shell version
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ls: lists files in current dir
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system: shows system information
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mkdir: creates a directory
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shtdwnsubsys: shuts down the sub system
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oscmd: allows you to run an OS level command""")
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def pclish_ls():
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print("pclish: this feature is not yet supported")
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def pclish_ver():
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print(VER)
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def pclish_mkdir(DIR):
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os.mkdir(DIR)
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def pclish_system():
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print("System: XCU Python Based Shell Env")
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print("RAM:")
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print(RAM)
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print("CPU:")
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print(CPU)
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print("OS:")
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print(OS)
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print("Shell:")
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print(VER)
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def pclish_shtdwnsubsys():
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print("Shutting Down XCU Python Based Shell Env")
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exit()
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def main():
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while True:
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inp = input(PROMPT)
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if inp == "exit":
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break
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elif inp[:3] == "cd ":
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pclish_cd(inp[3:])
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elif inp == "help":
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pclish_help()
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elif inp == "ver":
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pclish_ver()
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elif inp == "ls":
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pclish_ls()
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elif inp == "mkdir":
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pclish_mkdir(dir)
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elif inp == "shtdwnsubsys":
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pclish_shtdwnsubsys()
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elif inp == "system":
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pclish_system()
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elif inp == "echo":
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pclish_echo(txt)
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elif inp == "oscmd":
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pclish_oscmd(ARGS)
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else:
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execute_command(inp)
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# Main
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if '__main__' == __name__:
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main()
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