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158 lines
3.8 KiB
158 lines
3.8 KiB
"""
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Author: Jason Cheung
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Date: 2/8/2020
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Description: This is a manager for easily performing SHH port forwards
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"""
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import subprocess
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import collections
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from utils import module
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import configuration
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# INPUT_FILE = configuration.get_config()["portforwards"]
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INPUT_FILE = "./portforwards.txt"
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Computer = collections.namedtuple("Computer", ('user', 'user_num'))
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WELCOME_MESSAGE = "**************************************"
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def main():
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"""
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This function inputs all the available hosts from a text file and
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prompts the user to connect to them
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:return:
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"""
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file = module.input_file(INPUT_FILE)
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cmp = []
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count = 1
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for line in file:
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cmp.append(Computer(line, count))
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count += 1
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menu = []
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for c in cmp:
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menu.append(str(c.user_num) + ") " + "".join(c.user))
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menu.append("A) Exit")
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menu.append("B) Manager tools")
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module.print_menu("SSH forwarding manager V 1.0", menu)
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i = input("Enter Option:")
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if i == '' or i == 'A' or i == 'a':
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exit_program()
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elif i == 'B' or i == 'b':
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sub_menu()
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else:
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for c in cmp:
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if int(i) == c.user_num:
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subprocess.call(
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["ssh", "-L", c.user.split(":")[2] + ":localhost:"
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+ c.user.split(":")[2], c.user.split(":")[1]])
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exit_program()
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def print_sub_menu():
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"""
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prints out a sub help menu for other options
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:return: None
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"""
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module.print_menu("Options", ["1) Add Host",
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"2) Remove host name",
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"3) Return to ssh forwarding",
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"4) Manage Configuration and Bash",
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"5) Exit"])
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def sub_menu():
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"""
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calls printSubMenu and then gets input from user to
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make appropriate function calls
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:return: None
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"""
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print_sub_menu()
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i = input("Enter selection:")
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if i != '' and int(i) in {1, 2, 3, 4, 5}:
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options = {1: add_host,
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2: remove_host,
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3: main,
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4: configuration.main,
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5: exit_program
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}
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options[int(i)]()
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else:
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print("Invalid selection!")
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sub_menu()
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def print_red(prt): return "\033[91m {}\033[00m".format(prt)
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def exit_program():
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"""
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Exits the program and clears the screen
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:return: None
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"""
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subprocess.call(["clear"])
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exit()
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def add_host():
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"""
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appends an inputted host name to servers.txt
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:return: None
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"""
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host = input("Enter 'user@host' or -1 to exit:")
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if host != '-1':
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name = input("Name: ")
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port = input("Port: ")
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module.append_file(INPUT_FILE, name + ":" + host + ":" + port)
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def remove_host():
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"""
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Removes a host name from servers.txt
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:return: None
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"""
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padding_star = "*" * 5
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max_len = 0
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file = module.input_file(INPUT_FILE)
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for line in file:
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temp = len(line)
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if max_len < temp:
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max_len = temp
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TOP_BAR = padding_star + "*" * max_len + padding_star
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cmp = []
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count = 1
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print(print_red("*" * len(TOP_BAR) + "*"))
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for line in file:
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cmp.append(Computer(line, count))
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count += 1
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for c in cmp:
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space = " " * (len(TOP_BAR) - 3 -
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len(str(c.user_num) + ") " + c.user))
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print(print_red("*") + " " + str(c.user_num) + ") " +
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c.user + space + print_red("*"))
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print(print_red("*" * len(TOP_BAR) + '*'))
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host = input("Enter number of host -1 to exit:")
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if host != '-1':
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for c in cmp:
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if c.user_num == int(host):
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module.remove_line_from_file(INPUT_FILE, c.user)
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"""
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Makes sure that other programs don't execute the main
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"""
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if __name__ == '__main__':
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try:
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main()
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except KeyboardInterrupt:
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exit_program()
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