Automata-based approach (draft)
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parent
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289
kls
289
kls
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@ -1,11 +1,17 @@
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#!/usr/bin/env python3
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import curses
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import subprocess
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from enum import Enum
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stdscr = None
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def filter_words(words, start):
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return list(filter(lambda s: s.startswith(start), words))
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class MenuState(Enum):
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SELECTED_WITHOUT_SEARCH = 1
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SELECTED_WITH_SEARCH = 2
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NOT_SELECTED_WITHOUT_SEARCH = 3
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NOT_SELECTED_WITH_SEARCH = 4
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# я не знаю, что делается в этой функции.
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def init_screen():
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@ -20,7 +26,8 @@ def init_screen():
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init_screen()
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class Menu:
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def __init__(self, name, rows, begin_x):
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def __init__(self, name, rows, begin_x, state):
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self.state = state
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self.name = name # заголовок окна
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self.rows = rows # строки окна
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self.begin_x = begin_x # где начинается окно по х?
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@ -30,6 +37,7 @@ class Menu:
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for index, row in enumerate(self.rows): # рисуем строки
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self.win.addstr(index + 3, 2, row) # + 3 потому что я хочу чтобы строки оборажались ниже заголовка на три строки
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self.row = 0 # выбранная строка
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self.search_string = ""
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# рисуем первое меню
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@ -37,27 +45,27 @@ class Menu:
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bytes_list = subprocess.check_output("kubectl get ns --no-headers -o template='{{range .items}}{{.metadata.name}} {{end}}'", shell=True).split()
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namespaces = [bytes_list[i].decode('utf-8') for i in range(len(bytes_list))]
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## отрисовываем меню
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menu1 = Menu("Namespaces", namespaces, 0)
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menu1 = Menu("Namespaces", namespaces, 0, MenuState.SELECTED_WITHOUT_SEARCH)
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# рисуем второе меню
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## готовим контент
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api_resources = ["pods", "services", "deployments", "ingresses"]
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## отрисовываем меню
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menu2 = Menu("API resources", api_resources, 0 + curses.COLS // 3)
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menu2 = Menu("API resources", api_resources, 0 + curses.COLS // 3, MenuState.NOT_SELECTED_WITHOUT_SEARCH)
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# рисуем третье меню
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## готовим контент
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bytes_list = subprocess.check_output("kubectl get pods -n kube-system --no-headers -o template='{{range .items}}{{.metadata.name}} {{end}}'", shell=True).split()
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pods = [bytes_list[i].decode('utf-8') for i in range(len(bytes_list))]
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## отрисовываем меню
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menu3 = Menu("Resources", pods, 0 + curses.COLS // 3 * 2)
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menu3 = Menu("Resources", pods, 0 + curses.COLS // 3 * 2, MenuState.NOT_SELECTED_WITHOUT_SEARCH)
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menus = [menu1, menu2, menu3]
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def run_command(command, current_menu, rows=None):
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namespace = menus[0].rows[menus[0].row]
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api_resource = menus[1].rows[menus[1].row]
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resource = menus[2].rows[menus[2].row]
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namespace = menu1.rows[menu1.row]
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api_resource = menu2.rows[menu2.row]
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resource = menu3.rows[menu3.row]
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subprocess.call(eval(command), shell=True)
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init_screen()
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for menu in menus:
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@ -102,102 +110,197 @@ def navigate_vertically(direction, current_menu):
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run_command(command, current_menu, rows=resources)
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def filter_menu1():
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global menu1
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menu1.win.clear()
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menu1.win.addstr(curses.LINES - 2, 2, f"/{menu1.search_string}") # рисуем её
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menu1.win.clrtoeol() # очищаем остальную часть строки
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menu1.win.addstr(1, 2, menu1.name, curses.A_REVERSE | curses.A_ITALIC) # рисуем заголовок
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menu1.rows = list(filter(lambda x: (x.startswith(menu1.search_string)), namespaces)) # фильтруем нэймспейсы
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for index, row in enumerate(menu1.rows): # рисуем то, что отфильтровали
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menu1.win.addstr(index + 3, 2, row)
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if menu1.rows:
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menu1.win.addstr(3, 2, menu1.rows[menu1.row], curses.A_REVERSE | curses.A_ITALIC) # выделяем первую строку
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menu1.win.box()
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menu1.win.refresh()
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def main(stdscr):
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search_mode = False
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search_string = ""
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stdscr.refresh()
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running = True
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current_menu = 0
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menus[current_menu].win.addstr(1, 2, menus[current_menu].name, curses.A_REVERSE | curses.A_ITALIC)
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menu1.win.addstr(1, 2, menu1.name, curses.A_REVERSE | curses.A_ITALIC)
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for menu in menus:
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menu.win.addstr(3, 2, menu.rows[menu.row], curses.A_REVERSE | curses.A_ITALIC)
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if menu.name == "Namespaces":
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menu.win.addstr(curses.LINES - 2, 2, "Press / for search")
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menu.win.addstr(curses.LINES - 2, 2, "Press / for search")
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menu.win.refresh()
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while running:
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[menu.win.refresh() for menu in menus] # refresh all menus
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key_pressed = stdscr.getkey()
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if current_menu == 0:
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if key_pressed == "/":
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search_mode = True
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if search_mode:
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match menu1.state:
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case MenuState.SELECTED_WITHOUT_SEARCH:
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match key_pressed:
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case "/":
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menu1.win.addstr(curses.LINES - 2, 2, "/") # рисуем слэш
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menu1.win.clrtoeol() # очищаем остальную часть строки
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menu1.win.box() # рисуем рамку
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menu1.win.refresh()
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menu1.state = MenuState.SELECTED_WITH_SEARCH
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continue
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case "q":
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running = False
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continue
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match menu2.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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match menu3.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.SELECTED_WITH_SEARCH:
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match key_pressed:
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case '\t' | "KEY_RIGHT":
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current_menu = navigate_horizontally("right", current_menu)
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case "KEY_BTAB" | "KEY_LEFT":
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current_menu = navigate_horizontally("left", current_menu)
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case "KEY_DOWN":
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navigate_vertically("down", current_menu)
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case "KEY_UP":
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navigate_vertically("up", current_menu)
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case "KEY_BACKSPACE":
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if search_string:
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search_string = search_string[:-1]
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if menu1.search_string:
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menu1.search_string = menu1.search_string[:-1] # удаляем символ из строки поиска
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filter_menu1()
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else:
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search_mode = False
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if key_pressed.isalpha() or key_pressed == "-":
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search_string += key_pressed
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elif key_pressed == "/" and search_string == "":
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pass
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else:
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continue
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init_screen()
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for menu in menus:
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menu.win.clear() # очищаем окно
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menu.win.box()
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menu.win.addstr(1, 2, menu.name) # добавляем заголовок окна
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if menu.name == "Namespaces":
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menu.rows = list(filter(lambda x: (x.startswith(search_string)), namespaces)) # меняем строки у окна Namespaces
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menu.row = 0
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if search_mode:
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menu.win.addstr(curses.LINES - 2, 2, f"/{search_string}")
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else:
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menu.win.addstr(curses.LINES - 2, 2, "Press / for search")
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elif menu.name == "Resources":
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if menus[0].rows:
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namespace = menus[0].rows[menus[0].row]
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api_resource = menus[1].rows[menus[1].row]
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command = "f'kubectl get {api_resource} -n {namespace} --no-headers -o template=\"{{{{range .items}}}}{{{{.metadata.name}}}} {{{{end}}}}\"'"
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bytes_list = subprocess.check_output(eval(command), shell=True).split()
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resources = [bytes_list[i].decode('utf-8') for i in range(len(bytes_list))]
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if not resources:
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resources = [f"No resources found in {namespace} namespace.",]
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else:
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resources = ["No namespace selected",]
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menu.rows = resources
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menu1.win.addstr(curses.LINES - 2, 2, "Press / for search")
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menu1.win.box()
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menu1.win.refresh()
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menu1.state = MenuState.SELECTED_WITHOUT_SEARCH
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continue
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case _:
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if key_pressed.isalpha() or key_pressed == "-": # namespace не может иметь иных символов кроме a-z и -
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menu1.search_string += key_pressed
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filter_menu1()
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match menu2.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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match menu3.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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match menu2.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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match menu3.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.SELECTED_WITHOUT_SEARCH:
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match menu3.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.SELECTED_WITH_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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match menu2.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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match menu3.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.SELECTED_WITHOUT_SEARCH:
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match menu3.state:
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case MenuState.NOT_SELECTED_WITHOUT_SEARCH:
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pass
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case MenuState.NOT_SELECTED_WITH_SEARCH:
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pass
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case MenuState.SELECTED_WITH_SEARCH:
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pass
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for index, row in enumerate(menu.rows):
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menu.win.addstr(index + 3, 2, row)
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if menu.rows:
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menu.win.addstr(3, 2, menu.rows[menu.row], curses.A_REVERSE | curses.A_ITALIC) # выделяем первую строку
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menus[current_menu].win.addstr(1, 2, menus[current_menu].name, curses.A_REVERSE | curses.A_ITALIC) # помечаем выбранное меню
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continue
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match key_pressed:
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case 'q':
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running = False
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case '/':
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search_mode = True
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case 'g':
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if current_menu == 2 and not menus[2].rows[menus[2].row].startswith("No resources"):
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run_command("f'kubectl -n {namespace} get {api_resource} {resource} -o yaml | batcat -l yaml --paging always --style numbers'", current_menu)
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case 'd':
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if current_menu == 2 and not menus[2].rows[menus[2].row].startswith("No resources"):
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run_command("f'kubectl -n {namespace} describe {api_resource} {resource} | batcat -l yaml --paging always --style numbers'", current_menu)
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case 'l':
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if current_menu == 2 and not menus[2].rows[menus[2].row].startswith("No resources") and menus[1].rows[menus[1].row] == "pods":
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run_command("f'kubectl -n {namespace} logs {resource} | batcat -l log --paging always --style numbers'", current_menu)
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case 'e':
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if current_menu == 2 and not menus[2].rows[menus[2].row].startswith("No resources"):
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run_command("f'kubectl edit {api_resource} -n {namespace} {resource}'", current_menu)
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case '\t' | "KEY_RIGHT":
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current_menu = navigate_horizontally("right", current_menu)
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case "KEY_BTAB" | "KEY_LEFT":
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current_menu = navigate_horizontally("left", current_menu)
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case "KEY_DOWN":
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navigate_vertically("down", current_menu)
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case "KEY_UP":
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navigate_vertically("up", current_menu)
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# if current_menu == 0:
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# if key_pressed == "/":
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# search_mode = True
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# if search_mode:
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# match key_pressed:
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# case '\t' | "KEY_RIGHT":
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# current_menu = navigate_horizontally("right", current_menu)
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# case "KEY_BTAB" | "KEY_LEFT":
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# current_menu = navigate_horizontally("left", current_menu)
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# case "KEY_DOWN":
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# navigate_vertically("down", current_menu)
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# case "KEY_UP":
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# navigate_vertically("up", current_menu)
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# case "KEY_BACKSPACE":
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# if search_string:
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# search_string = search_string[:-1]
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# else:
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# search_mode = False
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# if key_pressed.isalpha() or key_pressed == "-":
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# search_string += key_pressed
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# elif key_pressed == "/" and search_string == "":
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# pass
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# else:
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# continue
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# init_screen()
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# for menu in menus:
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# menu.win.clear() # очищаем окно
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# menu.win.box()
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# menu.win.addstr(1, 2, menu.name) # добавляем заголовок окна
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# if menu.name == "Namespaces":
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# menu.rows = list(filter(lambda x: (x.startswith(search_string)), namespaces)) # меняем строки у окна Namespaces
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# menu.row = 0
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# if search_mode:
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# menu.win.addstr(curses.LINES - 2, 2, f"/{search_string}")
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# else:
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# menu.win.addstr(curses.LINES - 2, 2, "Press / for search")
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# elif menu.name == "Resources":
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# if menus[0].rows:
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# namespace = menus[0].rows[menus[0].row]
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# api_resource = menus[1].rows[menus[1].row]
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# command = "f'kubectl get {api_resource} -n {namespace} --no-headers -o template=\"{{{{range .items}}}}{{{{.metadata.name}}}} {{{{end}}}}\"'"
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# bytes_list = subprocess.check_output(eval(command), shell=True).split()
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# resources = [bytes_list[i].decode('utf-8') for i in range(len(bytes_list))]
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# if not resources:
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# resources = [f"No resources found in {namespace} namespace.",]
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# else:
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# resources = ["No namespace selected",]
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# menu.rows = resources
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#
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# for index, row in enumerate(menu.rows):
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# menu.win.addstr(index + 3, 2, row)
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# if menu.rows:
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# menu.win.addstr(3, 2, menu.rows[menu.row], curses.A_REVERSE | curses.A_ITALIC) # выделяем первую строку
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# menus[current_menu].win.addstr(1, 2, menus[current_menu].name, curses.A_REVERSE | curses.A_ITALIC) # помечаем выбранное меню
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# continue
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#
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# match key_pressed:
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# case 'q':
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# running = False
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# case '/':
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# search_mode = True
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# case 'g':
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# if current_menu == 2 and not menus[2].rows[menus[2].row].startswith("No resources"):
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# run_command("f'kubectl -n {namespace} get {api_resource} {resource} -o yaml | batcat -l yaml --paging always --style numbers'", current_menu)
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# case 'd':
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# if current_menu == 2 and not menus[2].rows[menus[2].row].startswith("No resources"):
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# run_command("f'kubectl -n {namespace} describe {api_resource} {resource} | batcat -l yaml --paging always --style numbers'", current_menu)
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# case 'l':
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# if current_menu == 2 and not menus[2].rows[menus[2].row].startswith("No resources") and menus[1].rows[menus[1].row] == "pods":
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# run_command("f'kubectl -n {namespace} logs {resource} | batcat -l log --paging always --style numbers'", current_menu)
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# case 'e':
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# if current_menu == 2 and not menus[2].rows[menus[2].row].startswith("No resources"):
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# run_command("f'kubectl edit {api_resource} -n {namespace} {resource}'", current_menu)
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# case '\t' | "KEY_RIGHT":
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# current_menu = navigate_horizontally("right", current_menu)
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# case "KEY_BTAB" | "KEY_LEFT":
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# current_menu = navigate_horizontally("left", current_menu)
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# case "KEY_DOWN":
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# navigate_vertically("down", current_menu)
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# case "KEY_UP":
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# navigate_vertically("up", current_menu)
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main(stdscr)
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curses.nocbreak()
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