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ovh_management
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ovh_management/ovh_management.py

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  1. # -*- encoding: utf-8 -*-

  2. import PySimpleGUI as sg

  3. import ovh

  4. 

  5. client = ovh.Client()

  6. service = client.get('/cloud/project')[0]

  7. service_url = f'/cloud/project/{service}'

  8. 

  9. # regions = [f['region'] for f in flavors if f['name'] == 's1-2']

  10. regions = ['GRA7', 'SBG5', 'DE1', 'UK1', 'BHS5']

  11. 

  12. 

  13. def get_flavor_id(region, name='s1-2'):

  14.     flavors = client.get(service_url + '/flavor')

  15.     flavorId = [f['id'] for f in flavors if f['name'] == name and f['region']==region][0]

  16.     return flavorId

  17. 

  18. def get_image_id(region, name='Ubuntu 20.04'):

  19.     images = client.get(service_url + '/image')

  20.     imageId = [i['id'] for i in images if i['name']==name and i['region']==region][0]

  21.     return imageId

  22. 

  23. def get_eleves():

  24.     ovh_ssh_keys = client.get(service_url + '/sshkey')

  25.     liste_eleves = [(k['id'], k['name'].split('_')[1], k['publicKey'])

  26.                     for k in ovh_ssh_keys

  27.                     if k['name'].startswith('ssh_')]

  28.     return liste_eleves

  29. 

  30. def delete_eleve(eleve_id):

  31.     client.delete(service_url + '/sshkey/' + eleve_id)

  32. 

  33. def create_eleve(prenom, publicKey):

  34.     client.post(service_url + '/sshkey',

  35.                 name = 'ssh_' + prenom,

  36.                 publicKey = publicKey

  37.     )

  38. 

  39. def get_instances():

  40.     ovh_instances = client.get(service_url + '/instance')

  41.     instances = []

  42.     for i in ovh_instances:

  43.         id_inst = i['id']

  44.         name = i['name']

  45.         if not name.startswith('eica-'):

  46.             continue

  47.         if i['ipAddresses']:

  48.             ip = i['ipAddresses'][0]['ip']

  49.         else:

  50.             ip = 'Waiting...'

  51.         region = i['region']

  52.         status = i['status']

  53.         instances.append((id_inst, name, ip, region, status,))

  54.     return instances

  55. 

  56. def create_instance(eleve_id, name, region):

  57.     image_id = get_image_id(region)

  58.     flavor_id = get_flavor_id(region)

  59.     client.post(service_url + '/instance',

  60.                 name = 'eica-' + name,

  61.                 sshKeyId = eleve_id,

  62.                 flavorId = flavor_id,

  63.                 imageId = image_id,

  64.                 region = region

  65.     )

  66. 

  67. def delete_instance(instance_id):

  68.     print(service_url + '/instance/' + instance_id)

  69.     client.delete(service_url + '/instance/' + instance_id)

  70. 

  71. def make_main_window():

  72.     liste_eleves = get_eleves()

  73.     liste_instances = get_instances()

  74.     col = [

  75.         [sg.Button('Ajouter', size=(12, 1))],

  76.         [sg.Button('Modifier', size=(12, 1))],

  77.         [sg.Button('Supprimer', size=(12, 1))],

  78.         [sg.Combo(regions, size=(12, 1), default_value=regions[0], k='region')],

  79.         [sg.Button('Instancier', size=(12, 1), button_color=('white', 'green'))],

  80.         [sg.Button('Quitter', size=(12, 1))],

  81.     ]

  82.     col1 = [

  83.         [sg.Table(values=liste_instances,

  84.                         headings=['id', 'Nom', 'Adresse IP', 'Région', 'Statut'],

  85.                         max_col_width=25,

  86.                         col_widths=[0, 15, 12, 10, 10],

  87.                         hide_vertical_scroll=True,

  88.                         background_color='light blue',

  89.                         text_color='black',

  90.                         auto_size_columns=False,

  91.                         justification='right',

  92.                         num_rows=len(liste_instances),

  93.                         alternating_row_color='lightyellow',

  94.                         key='table_instances',

  95.                         tooltip='Liste des instances actives')],

  96.     ]

  97.     col2 = [

  98.         [sg.Button('Détruire', size=(12, 1), button_color=('white', 'red'))],

  99.         [sg.Button('Actualiser', size=(12, 1))],

  100.     ]

  101.     layout = [

  102.         [sg.Text('Liste des élèves')],

  103.         [sg.Table(values=liste_eleves,

  104.                   headings=['', 'Prénom', ''],

  105.                   max_col_width=25,

  106.                   col_widths=[0, 20, 0],

  107.                   hide_vertical_scroll=True,

  108.                   background_color='light blue',

  109.                   text_color='black',

  110.                   auto_size_columns=False,

  111.                   justification='right',

  112.                   num_rows=len(liste_eleves),

  113.                   alternating_row_color='lightyellow',

  114.                   key='table_eleves',

  115.                   tooltip='Liste des élèves'),

  116.          sg.Column(col),

  117.          sg.Column(col1),

  118.          sg.Column(col2)],

  119.         

  120.     ]

  121.     window = sg.Window('OVH - Gestion des instances',

  122.                        layout=layout,

  123.                        size=(900, 300),

  124.                        finalize=True)

  125.     window.liste_eleves = liste_eleves

  126.     window.liste_instances = liste_instances

  127.     return window

  128. 

  129. 

  130. def make_add_window(caption, role='create', initial_values=None):

  131.     if initial_values:

  132.         eleve_id, prenom, pk = initial_values

  133.     else:

  134.         eleve_id = prenom = pk = ''

  135.     layout = [

  136.         [sg.InputText(eleve_id, k='eleve_id', visible=True)],

  137.         [sg.Text(text='Prénom', size=(10, 2)), sg.InputText(

  138.             default_text=prenom, size=(20, 2), k='prenom')],

  139.         [sg.Text(text='Clé publique', size=(10, 2)), sg.InputText(

  140.             default_text=pk, size=(20, 2), k='pk')],

  141.         [sg.Button('Valider', bind_return_key=True),

  142.          sg.Button('Annuler', bind_return_key=True)]

  143.     ]

  144.     window = sg.Window(caption,

  145.                        layout=layout,

  146.                        finalize=True)

  147.     window.role = role

  148.     return window

  149. 

  150. 

  151. window1, window2 = make_main_window(), None

  152. 

  153. while True:

  154.     window, event, values = sg.read_all_windows()

  155.     print(f'window : {window}, event : {event}, values : {values}')

  156.     if window == window1:

  157.         if event in (sg.WIN_CLOSED, 'Quitter'):

  158.             break

  159. 

  160.         if event == 'Ajouter':

  161.             window2 = make_add_window('Ajouter', role='create')

  162.             window2.make_modal()

  163. 

  164.         if event == 'Supprimer':

  165.             try:

  166.                 # dans le cas d'un tableau, la valeur est un tableau de(s)

  167.                 # index sélectionnés. On garde le premier quoi qu'il arrive

  168.                 selected_line = values['table_eleves'][0]

  169.                 # la colonne id est cachée au niveau de l'affichage

  170.                 id_eleve = window1.liste_eleves[selected_line][0]

  171.             except IndexError:

  172.                 sg.popup_ok(

  173.                     'Veuillez sélectionner un enregistrement à supprimer')

  174.                 continue

  175.             confirmation = sg.popup("Confirmez-vous la suppression ?",

  176.                                     button_type=sg.POPUP_BUTTONS_OK_CANCEL,

  177.                                     custom_text=("Oui", "Non"))

  178.             if confirmation == "Non":

  179.                 continue

  180.             sg.PopupAnimated("sablier.png")

  181.             

  182.             delete_eleve(id_eleve)

  183.             liste_eleves = get_eleves()

  184. 

  185.             sg.PopupAnimated(None)

  186.             window1['table_eleves'].update(values=liste_eleves,

  187.                                            num_rows=len(liste_eleves))

  188.             window1.liste_eleves = liste_eleves

  189. 

  190.         if event == 'Modifier':

  191.             try:

  192.                 # voir 'Supprimer' pour une explication

  193.                 selected_line = values['table_eleves'][0]

  194.                 id_eleve, prenom, pk = window1.liste_eleves[selected_line]

  195.             except IndexError:

  196.                 sg.popup_ok(

  197.                     'Veuillez sélectionner un enregistrement à modifier')

  198.                 continue

  199.             window2 = make_add_window('Modifier',

  200.                                       initial_values=[id_eleve, prenom, pk],

  201.                                       role='modify')

  202.             window2.make_modal()

  203.         

  204.         if event == 'Instancier':

  205.             selected_lines = values['table_eleves']

  206.             if len(selected_lines) == 0:

  207.                 sg.popup_ok(

  208.                     'Veuillez sélectionner un élève')

  209.                 continue

  210.             eleves = []

  211.             for row in selected_lines:

  212.                 id_eleve = window1.liste_eleves[row][0]

  213.                 prenom = window1.liste_eleves[row][1]

  214.                 eleves.append((id_eleve, prenom,))

  215.             nb_inst = len(eleves)

  216.             confirmation = sg.popup(f"Confirmez-vous le lancement de {nb_inst} instances ?",

  217.                                     button_type=sg.POPUP_BUTTONS_OK_CANCEL,

  218.                                     custom_text=("Oui", "Non"))

  219.             if confirmation == "Non":

  220.                 continue

  221. 

  222.             sg.PopupAnimated("sablier.png")

  223.             

  224.             for el in eleves:

  225.                 active_instances_names = [i[1].split('-')[1] for i in window1.liste_instances]

  226.                 if not el[1] in active_instances_names:

  227.                     create_instance(el[0], el[1], values['region'])

  228.             

  229.             liste_instances = get_instances()

  230. 

  231.             sg.PopupAnimated(None)

  232. 

  233.             window1['table_instances'].update(values=liste_instances,

  234.                                            num_rows=len(liste_instances))

  235.             window1.liste_instances = liste_instances

  236. 

  237.         if event == 'Détruire':

  238.             selected_lines = values['table_instances']

  239.             if len(selected_lines) == 0:

  240.                 sg.popup_ok(

  241.                     'Veuillez sélectionner une instance au moins')

  242.                 continue

  243.             instances = []

  244.             for row in selected_lines:

  245.                 instances.append(window1.liste_instances[row][0])

  246.             nb_inst = len(instances)

  247.             confirmation = sg.popup(f"Confirmez-vous la suppression de {nb_inst} instances ?",

  248.                                     button_type=sg.POPUP_BUTTONS_OK_CANCEL,

  249.                                     custom_text=("Oui", "Non"))

  250.             if confirmation == "Non":

  251.                 continue

  252.             

  253.             sg.PopupAnimated("sablier.png")

  254. 

  255.             for id_inst in instances:

  256.                 delete_instance(id_inst)

  257. 

  258. 

  259.             liste_instances = get_instances()

  260. 

  261.             sg.PopupAnimated(None)

  262. 

  263.             window1['table_instances'].update(values=liste_instances,

  264.                                            num_rows=len(liste_instances))

  265.             window1.liste_instances = liste_instances

  266. 

  267. 

  268.         if event == 'Actualiser':

  269.             sg.PopupAnimated("sablier.png")

  270.             liste_instances = get_instances()

  271.             sg.PopupAnimated(None)

  272.             window1['table_instances'].update(values=liste_instances,

  273.                                            num_rows=len(liste_instances))

  274.             window1.liste_instances = liste_instances

  275. 

  276. 

  277.     if window == window2:

  278.         if event in (sg.WIN_CLOSED, 'Annuler'):

  279.             window2.close()

  280.             window2 = None

  281. 

  282.         if event == 'Valider' and window.role == 'create':

  283.             prenom = values['prenom'].lower()  # TODO : accents ?

  284.             pk = values['pk']

  285.             create_eleve(prenom, pk)

  286.             liste_eleves = get_eleves()

  287.             window1['table_eleves'].update(values=liste_eleves,

  288.                                            num_rows=len(liste_eleves))

  289.             window1.liste_eleves = liste_eleves

  290.             window2.close()

  291.             window2 = None

  292. 

  293.         if event == 'Valider' and window.role == 'modify':

  294.             confirmation = sg.popup("Confirmez-vous la modification ?",

  295.                                     button_type=sg.POPUP_BUTTONS_OK_CANCEL,

  296.                                     custom_text=("Oui", "Non"))

  297.             if confirmation == "Non":

  298.                 continue

  299.             prenom = values['prenom'].lower()

  300.             pk = values['pk']

  301.             eleve_id = values['eleve_id']

  302.             delete_eleve(eleve_id)

  303.             create_eleve(prenom, pk)

  304.             liste_eleves = get_eleves()

  305.             window1['table_eleves'].update(values=liste_eleves,

  306.                                            num_rows=len(liste_eleves))

  307.             window1.liste_eleves = liste_eleves

  308.             window2.close()

  309.             window2 = None

  310. 

  311. window1.close()

  312. if window2 is not None:

  313.     window2.close()

  314. 

  315. print('Bye !')