root / snf-app / synnefo / ui / views.py @ 483c9197
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# Copyright 2011 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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#
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import os |
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from django.conf import settings |
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from django.utils.translation import gettext_lazy as _ |
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from django.template import Context, loader |
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from django.http import HttpResponse |
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from django.utils.translation import get_language |
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from django.utils import simplejson as json |
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from django.shortcuts import render_to_response |
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from django.template.loader import render_to_string |
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from django.core.urlresolvers import reverse |
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from django.core.mail import send_mail |
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from django.http import Http404 |
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SYNNEFO_JS_LIB_VERSION = "0.7"
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IMAGE_ICONS = settings.IMAGE_ICONS |
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LOGOUT_URL = getattr(settings, "LOGOUT_URL", settings.LOGIN_URL) |
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INVITATIONS_PER_PAGE = getattr(settings, "INVITATIONS_PER_PAGE", 10) |
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# UI preferences settings
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TIMEOUT = getattr(settings, "TIMEOUT", 10000) |
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UPDATE_INTERVAL = getattr(settings, "UI_UPDATE_INTERVAL", 5000) |
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UPDATE_INTERVAL_INCREASE = getattr(settings, "UI_UPDATE_INTERVAL_INCREASE", 500) |
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UPDATE_INTERVAL_INCREASE_AFTER_CALLS_COUNT = getattr(settings,
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"UI_UPDATE_INTERVAL_INCREASE_AFTER_CALLS_COUNT",
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3)
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UPDATE_INTERVAL_FAST = getattr(settings, "UI_UPDATE_INTERVAL_FAST", 2500) |
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UPDATE_INTERVAL_MAX = getattr(settings, "UI_UPDATE_INTERVAL_MAX", 10000) |
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# predefined values settings
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VM_IMAGE_COMMON_METADATA = getattr(settings, "VM_IMAGE_COMMON_METADATA", ["OS"]) |
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SUGGESTED_FLAVORS_DEFAULT = {} |
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SUGGESTED_FLAVORS = getattr(settings, "VM_CREATE_SUGGESTED_FLAVORS", |
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SUGGESTED_FLAVORS_DEFAULT) |
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SUGGESTED_ROLES_DEFAULT = ["Database server", "File server", "Mail server", |
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"Web server", "Proxy"] |
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SUGGESTED_ROLES = getattr(settings, "VM_CREATE_SUGGESTED_ROLES", |
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SUGGESTED_ROLES_DEFAULT) |
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SUPPORT_SSH_OS_LIST = getattr(settings, "UI_SUPPORT_SSH_OS_LIST",) |
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OS_CREATED_USERS = getattr(settings, "UI_OS_DEFAULT_USER_MAP") |
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# UI behaviour settings
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DELAY_ON_BLUR = getattr(settings, "UI_DELAY_ON_BLUR", True) |
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UPDATE_HIDDEN_VIEWS = getattr(settings, "UI_UPDATE_HIDDEN_VIEWS", False) |
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HANDLE_WINDOW_EXCEPTIONS = getattr(settings, "UI_HANDLE_WINDOW_EXCEPTIONS", True) |
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SKIP_TIMEOUTS = getattr(settings, "UI_SKIP_TIMEOUTS", 1) |
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# MEDIA PATHS
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UI_MEDIA_URL = getattr(settings, "UI_MEDIA_URL", |
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"%ssnf-%s/" % (settings.MEDIA_URL, SYNNEFO_JS_LIB_VERSION))
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UI_SYNNEFO_IMAGES_URL = getattr(settings,
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"UI_SYNNEFO_IMAGES_URL", UI_MEDIA_URL + "images/") |
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UI_SYNNEFO_CSS_URL = getattr(settings,
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"UI_SYNNEFO_CSS_URL", UI_MEDIA_URL + "css/") |
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UI_SYNNEFO_JS_URL = getattr(settings,
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"UI_SYNNEFO_JS_URL", UI_MEDIA_URL + "js/") |
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UI_SYNNEFO_JS_LIB_URL = getattr(settings,
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"UI_SYNNEFO_JS_LIB_URL", UI_SYNNEFO_JS_URL + "lib/") |
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UI_SYNNEFO_JS_WEB_URL = getattr(settings,
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"UI_SYNNEFO_JS_WEB_URL",
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UI_SYNNEFO_JS_URL + "ui/web/")
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VM_NAME_TEMPLATE = getattr(settings, "VM_CREATE_NAME_TPL", "My {0} server") |
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# ssh keys
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MAX_SSH_KEYS_PER_USER = getattr(settings, "USERDATA_MAX_SSH_KEYS_PER_USER") |
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FLAVORS_DISK_TEMPLATES_INFO = getattr(settings, "UI_FLAVORS_DISK_TEMPLATES_INFO", {}) |
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def template(name, context): |
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template_path = os.path.join(os.path.dirname(__file__), "templates/")
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current_template = template_path + name + '.html'
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t = loader.get_template(current_template) |
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media_context = { |
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'UI_MEDIA_URL': UI_MEDIA_URL,
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'SYNNEFO_JS_URL': UI_SYNNEFO_JS_URL,
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'SYNNEFO_JS_LIB_URL': UI_SYNNEFO_JS_LIB_URL,
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'SYNNEFO_JS_WEB_URL': UI_SYNNEFO_JS_WEB_URL,
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'SYNNEFO_IMAGES_URL': UI_SYNNEFO_IMAGES_URL,
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'SYNNEFO_CSS_URL': UI_SYNNEFO_CSS_URL,
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'SYNNEFO_JS_LIB_VERSION': SYNNEFO_JS_LIB_VERSION,
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'DEBUG': settings.DEBUG
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} |
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context.update(media_context) |
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return HttpResponse(t.render(Context(context)))
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def home(request): |
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context = {'timeout': TIMEOUT,
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'project': '+nefo', |
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'request': request,
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'current_lang': get_language() or 'en', |
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'update_interval': UPDATE_INTERVAL,
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'update_interval_increase': UPDATE_INTERVAL_INCREASE,
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'update_interval_increase_after_calls': UPDATE_INTERVAL_INCREASE_AFTER_CALLS_COUNT,
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'update_interval_fast': UPDATE_INTERVAL_FAST,
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'update_interval_max': UPDATE_INTERVAL_MAX,
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'image_icons': IMAGE_ICONS,
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'logout_redirect': LOGOUT_URL,
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'suggested_flavors': json.dumps(SUGGESTED_FLAVORS),
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'suggested_roles': json.dumps(SUGGESTED_ROLES),
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'vm_image_common_metadata': json.dumps(VM_IMAGE_COMMON_METADATA),
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'synnefo_version': SYNNEFO_JS_LIB_VERSION,
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'invitations_per_page': INVITATIONS_PER_PAGE,
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'delay_on_blur': json.dumps(DELAY_ON_BLUR),
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'update_hidden_views': json.dumps(UPDATE_HIDDEN_VIEWS),
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'handle_window_exceptions': json.dumps(HANDLE_WINDOW_EXCEPTIONS),
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'skip_timeouts': json.dumps(SKIP_TIMEOUTS),
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'vm_name_template': json.dumps(VM_NAME_TEMPLATE),
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'flavors_disk_templates_info': json.dumps(FLAVORS_DISK_TEMPLATES_INFO),
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'support_ssh_os_list': json.dumps(SUPPORT_SSH_OS_LIST),
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'os_created_users': json.dumps(OS_CREATED_USERS),
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'userdata_keys_limit': json.dumps(MAX_SSH_KEYS_PER_USER),
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} |
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return template('home', context) |
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def machines_console(request): |
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host, port, password = ('','','') |
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host = request.GET.get('host','') |
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port = request.GET.get('port','') |
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password = request.GET.get('password','') |
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machine = request.GET.get('machine','') |
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host_ip = request.GET.get('host_ip','') |
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host_ip_v6 = request.GET.get('host_ip_v6','') |
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context = {'host': host, 'port': port, 'password': password, |
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'machine': machine, 'host_ip': host_ip, 'host_ip_v6': host_ip_v6} |
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return template('machines_console', context) |
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def js_tests(request): |
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return template('tests', {}) |
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CONNECT_LINUX_LINUX_MESSAGE = _("""A direct connection to this machine can be established using the <a target="_blank"
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href="http://en.wikipedia.org/wiki/Secure_Shell">SSH Protocol</a>.
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To do so open a terminal and type the following at the prompt to connect to your machine:""")
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CONNECT_LINUX_WINDOWS_MESSAGE = _("""A direct connection to this machine can be
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established using <a target="_blank" href="http://en.wikipedia.org/wiki/Remote_Desktop_Services">Remote Desktop Service</a>.
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To do so, open the following file with an appropriate remote desktop client.""")
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CONNECT_LINUX_WINDOWS_SUBMESSAGE = _("""If you don't have one already
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installed, we suggest the use of <a target="_blank" href="http://sourceforge.net/projects/tsclient/files/tsclient/tsclient-unstable/tsclient-2.0.1.tar.bz2/download">tsclient</a>.""")
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CONNECT_WINDOWS_LINUX_MESSAGE = _("""A direct connection to this machine can be established using the <a target="_blank"
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href="http://en.wikipedia.org/wiki/Secure_Shell">SSH Protocol</a>.
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Open an ssh client such as PuTTY and type the following:""")
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CONNECT_WINDOWS_LINUX_SUBMESSAGE = _("""If you do not have an ssh client already installed,
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<a target="_blank" href="http://the.earth.li/~sgtatham/putty/latest/x86/putty.exe">Download PuTTY</a>""")
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CONNECT_WINDOWS_WINDOWS_MESSAGE = _("""A direct connection to this machine can be
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established using Remote Desktop. Click on the following link, and if asked open it using "Remote Desktop Connection" """)
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CONNECT_WINDOWS_WINDOWS_SUBMESSAGE = _("""Save this file to disk for future use""")
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# info/subinfo for all os combinations
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#
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# [0] info gets displayed on top of the message box
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# [1] subinfo gets displayed on the bottom as extra info
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# provided to the user when needed
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CONNECT_PROMPT_MESSAGES = { |
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'linux': {
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'linux': [CONNECT_LINUX_LINUX_MESSAGE, ""], |
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'windows': [CONNECT_LINUX_WINDOWS_MESSAGE,
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CONNECT_LINUX_WINDOWS_SUBMESSAGE] |
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}, |
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'windows': {
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'linux': [CONNECT_WINDOWS_LINUX_MESSAGE,
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CONNECT_WINDOWS_LINUX_SUBMESSAGE], |
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'windows': [CONNECT_WINDOWS_WINDOWS_MESSAGE,
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CONNECT_WINDOWS_WINDOWS_SUBMESSAGE] |
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} |
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} |
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# retrieve domain prefix from settings
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DOMAIN_PREFIX = getattr(settings, 'MACHINE_DOMAIN_PREFIX', getattr(settings, |
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'BACKEND_PREFIX_ID', "")) |
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# domain template string
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DOMAIN_TPL = "%s%%s" % DOMAIN_PREFIX
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def machines_connect(request): |
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ip_address = request.GET.get('ip_address','') |
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operating_system = metadata_os = request.GET.get('os','') |
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server_id = request.GET.get('srv', 0) |
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host_os = request.GET.get('host_os','Linux').lower() |
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username = request.GET.get('username', None) |
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domain = request.GET.get("domain", DOMAIN_TPL % int(server_id)) |
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# guess host os
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if host_os != "windows": |
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host_os = 'linux'
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# guess username
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if not username: |
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username = "root"
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if metadata_os.lower() in ['ubuntu', 'kubuntu', 'fedora']: |
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username = "user"
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if metadata_os.lower() == "windows": |
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username = "Administrator"
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# operating system provides ssh access
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ssh = False
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if operating_system != "windows": |
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operating_system = "linux"
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ssh = True
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# rdp param is set, the user requested rdp file
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# check if we are on windows
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if operating_system == 'windows' and request.GET.get("rdp", False): |
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# UI sent domain info (from vm metadata) use this
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# otherwise use our default snf-<vm_id> domain
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rdp_context = { |
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'username': username,
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'domain': domain,
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'ip_address': ip_address
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} |
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rdp_file_data = render_to_string("synnefo-windows.rdp", rdp_context)
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response = HttpResponse(rdp_file_data, mimetype='application/x-rdp')
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# proper filename, use server id and ip address
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filename = "%d-%s.rdp" % (int(server_id), ip_address) |
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response['Content-Disposition'] = 'attachment; filename=%s' % filename |
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else:
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link_title = _("Remote desktop to %s") % ip_address
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link_url = "%s?ip_address=%s&os=%s&rdp=1&srv=%d&username=%s&domain=%s" % (
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reverse("machines-connect"), ip_address, operating_system,int(server_id), username, domain) |
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if (operating_system != "windows"): |
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link_title = "ssh %s@%s" % (username, ip_address)
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link_url = None
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if host_os == "windows": |
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link_title = "%s@%s" % (username, ip_address)
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# try to find a specific message
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try:
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connect_message = CONNECT_PROMPT_MESSAGES[host_os][operating_system][0]
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subinfo = CONNECT_PROMPT_MESSAGES[host_os][operating_system][1]
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except KeyError: |
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connect_message = _("You are trying to connect from a %s "
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"machine to a %s machine") % (host_os, operating_system)
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subinfo = ""
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response_object = { |
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'ip': ip_address,
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'os': operating_system,
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'ssh': ssh,
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'info': unicode(connect_message), |
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'subinfo': unicode(subinfo), |
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'link': {'title': unicode(link_title), 'url': link_url} |
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} |
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response = HttpResponse(json.dumps(response_object), |
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mimetype='application/json') #no windows, no rdp |
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return response
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FEEDBACK_CONTACTS = getattr(settings, "FEEDBACK_CONTACTS", []) |
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FEEDBACK_EMAIL_FROM = settings.FEEDBACK_EMAIL_FROM |
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def feedback_submit(request): |
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if not request.method == "POST": |
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raise Http404
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message = request.POST.get("feedback-msg")
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data = request.POST.get("feedback-data")
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# default to True (calls from error pages)
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allow_data_send = request.POST.get("feedback-submit-data", True) |
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mail_subject = unicode(_("Feedback from synnefo application")) |
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mail_context = {'message': message, 'data': data, |
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'allow_data_send': allow_data_send, 'request': request} |
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mail_content = render_to_string("feedback_mail.txt", mail_context)
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send_mail(mail_subject, mail_content, FEEDBACK_EMAIL_FROM, |
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dict(FEEDBACK_CONTACTS).values(), fail_silently=False) |
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return HttpResponse('{"status":"send"}'); |
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