root / snf-cyclades-app / synnefo / ui / views.py @ 97cd255d
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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 urlparse import urlparse |
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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 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 synnefo_branding.utils import render_to_string |
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from django.core.urlresolvers import reverse |
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from django.template import RequestContext |
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from synnefo_branding import settings as snf_settings |
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from synnefo.util.version import get_component_version |
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from synnefo.lib import join_urls |
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from snf_django.lib.astakos import get_user |
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from synnefo import cyclades_settings |
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from synnefo.ui import settings as uisettings |
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SYNNEFO_JS_LIB_VERSION = get_component_version('app')
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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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CHANGES_SINCE_ALIGNMENT = getattr(settings, "UI_CHANGES_SINCE_ALIGNMENT", 0) |
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UPDATE_INTERVAL_INCREASE = getattr(settings, "UI_UPDATE_INTERVAL_INCREASE", |
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500)
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UPDATE_INTERVAL_INCREASE_AFTER_CALLS_COUNT = \ |
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getattr(settings, "UI_UPDATE_INTERVAL_INCREASE_AFTER_CALLS_COUNT", 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 = \ |
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getattr(settings, "UI_VM_IMAGE_COMMON_METADATA", ["OS", "users"]) |
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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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IMAGE_ICONS = settings.IMAGE_ICONS |
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IMAGE_DELETED_TITLE = \ |
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getattr(settings, 'UI_IMAGE_DELETED_TITLE', '(deleted)') |
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IMAGE_DELETED_SIZE_TITLE = \ |
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getattr(settings, 'UI_IMAGE_DELETED_SIZE_TITLE', '(none)') |
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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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UNKNOWN_OS = getattr(settings, "UI_UNKNOWN_OS", "unknown") |
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AUTH_COOKIE_NAME = getattr(settings, "UI_AUTH_COOKIE_NAME", 'synnefo_user') |
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# never change window location. Helpful in development environments
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AUTH_SKIP_REDIRECTS = getattr(settings, "UI_AUTH_SKIP_REDIRECTS", False) |
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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 = \ |
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getattr(settings, "UI_HANDLE_WINDOW_EXCEPTIONS", True) |
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SKIP_TIMEOUTS = getattr(settings, "UI_SKIP_TIMEOUTS", 1) |
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# Additional settings
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VM_NAME_TEMPLATE = getattr(settings, "VM_CREATE_NAME_TPL", "My {0} server") |
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VM_HOSTNAME_FORMAT = getattr(settings, "UI_VM_HOSTNAME_FORMAT", |
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'snf-%(id)s.vm.synnefo.org')
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if isinstance(VM_HOSTNAME_FORMAT, basestring): |
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VM_HOSTNAME_FORMAT = VM_HOSTNAME_FORMAT % {'id': '{0}'} |
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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 = \ |
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getattr(settings, "UI_FLAVORS_DISK_TEMPLATES_INFO", {}) |
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SYSTEM_IMAGES_OWNERS = getattr(settings, "UI_SYSTEM_IMAGES_OWNERS", {}) |
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CUSTOM_IMAGE_HELP_URL = getattr(settings, "UI_CUSTOM_IMAGE_HELP_URL", None) |
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# MEDIA PATHS
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UI_MEDIA_URL = \ |
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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 = \ |
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getattr(settings,
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"UI_SYNNEFO_IMAGES_URL", UI_MEDIA_URL + "images/") |
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UI_SYNNEFO_CSS_URL = \ |
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getattr(settings,
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"UI_SYNNEFO_CSS_URL", UI_MEDIA_URL + "css/") |
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UI_SYNNEFO_JS_URL = \ |
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getattr(settings,
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"UI_SYNNEFO_JS_URL", UI_MEDIA_URL + "js/") |
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UI_SYNNEFO_JS_LIB_URL = \ |
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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 = \ |
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getattr(settings, "UI_SYNNEFO_JS_WEB_URL", UI_SYNNEFO_JS_URL + "ui/web/") |
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# extensions
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ENABLE_GLANCE = getattr(settings, 'UI_ENABLE_GLANCE', True) |
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DIAGNOSTICS_UPDATE_INTERVAL = \ |
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getattr(settings, 'UI_DIAGNOSTICS_UPDATE_INTERVAL', 2000) |
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# network settings
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DEFAULT_NETWORK_TYPES = {'MAC_FILTERED': 'mac-filtering', |
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'PHYSICAL_VLAN': 'physical-vlan'} |
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NETWORK_TYPES = \ |
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getattr(settings,
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'UI_NETWORK_AVAILABLE_NETWORK_TYPES', DEFAULT_NETWORK_TYPES)
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DEFAULT_NETWORK_SUBNETS = ['10.0.0.0/24', '192.168.1.1/24'] |
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NETWORK_SUBNETS = \ |
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getattr(settings,
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'UI_NETWORK_AVAILABLE_SUBNETS', DEFAULT_NETWORK_SUBNETS)
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NETWORK_DUPLICATE_NICS = \ |
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getattr(settings,
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'UI_NETWORK_ALLOW_DUPLICATE_VM_NICS', False) |
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NETWORK_STRICT_DESTROY = \ |
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getattr(settings,
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'UI_NETWORK_STRICT_DESTROY', False) |
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NETWORK_ALLOW_MULTIPLE_DESTROY = \ |
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getattr(settings,
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'UI_NETWORK_ALLOW_MULTIPLE_DESTROY', False) |
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AUTOMATIC_NETWORK_RANGE_FORMAT = getattr(settings,
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'UI_AUTOMATIC_NETWORK_RANGE_FORMAT',
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"192.168.%d.0/24").replace("%d", |
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"{0}")
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GROUP_PUBLIC_NETWORKS = getattr(settings, 'UI_GROUP_PUBLIC_NETWORKS', True) |
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GROUPED_PUBLIC_NETWORK_NAME = \ |
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getattr(settings, 'UI_GROUPED_PUBLIC_NETWORK_NAME', 'Internet') |
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def template(name, request, 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(RequestContext(request, 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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'compute_api_url': json.dumps(uisettings.COMPUTE_URL),
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'user_catalog_url': json.dumps(uisettings.USER_CATALOG_URL),
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'feedback_post_url': json.dumps(uisettings.FEEDBACK_URL),
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'accounts_api_url': json.dumps(uisettings.ACCOUNT_URL),
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'logout_redirect': json.dumps(uisettings.LOGOUT_REDIRECT),
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'login_redirect': json.dumps(uisettings.LOGIN_URL),
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'glance_api_url': json.dumps(uisettings.GLANCE_URL),
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'translate_uuids': json.dumps(True), |
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# update interval settings
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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':
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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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'changes_since_alignment': CHANGES_SINCE_ALIGNMENT,
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'image_icons': IMAGE_ICONS,
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'auth_cookie_name': AUTH_COOKIE_NAME,
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'auth_skip_redirects': json.dumps(AUTH_SKIP_REDIRECTS),
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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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'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':
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json.dumps(FLAVORS_DISK_TEMPLATES_INFO), |
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'support_ssh_os_list': json.dumps(SUPPORT_SSH_OS_LIST),
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'unknown_os': json.dumps(UNKNOWN_OS),
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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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'use_glance': json.dumps(ENABLE_GLANCE),
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'system_images_owners': json.dumps(SYSTEM_IMAGES_OWNERS),
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'custom_image_help_url': CUSTOM_IMAGE_HELP_URL,
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'image_deleted_title': json.dumps(IMAGE_DELETED_TITLE),
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'image_deleted_size_title': json.dumps(IMAGE_DELETED_SIZE_TITLE),
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'network_suggested_subnets': json.dumps(NETWORK_SUBNETS),
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'network_available_types': json.dumps(NETWORK_TYPES),
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'network_allow_duplicate_vm_nics':
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json.dumps(NETWORK_DUPLICATE_NICS), |
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'network_strict_destroy': json.dumps(NETWORK_STRICT_DESTROY),
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'network_allow_multiple_destroy':
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json.dumps(NETWORK_ALLOW_MULTIPLE_DESTROY), |
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'automatic_network_range_format':
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json.dumps(AUTOMATIC_NETWORK_RANGE_FORMAT), |
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'grouped_public_network_name':
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json.dumps(GROUPED_PUBLIC_NETWORK_NAME), |
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'group_public_networks': json.dumps(GROUP_PUBLIC_NETWORKS),
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'diagnostics_update_interval':
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json.dumps(DIAGNOSTICS_UPDATE_INTERVAL), |
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'vm_hostname_format': json.dumps(VM_HOSTNAME_FORMAT)
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} |
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return template('home', request, 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', request, context) |
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def js_tests(request): |
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return template('tests', request, {}) |
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CONNECT_LINUX_LINUX_MESSAGE = \ |
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_("""A direct connection to this machine can be established using the
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<a target="_blank" href="http://en.wikipedia.org/wiki/Secure_Shell">
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SSH Protocol</a>.
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To do so open a terminal and type the following at the prompt to connect
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to your machine:""")
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CONNECT_LINUX_WINDOWS_MESSAGE = \ |
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_("""A direct connection to this machine can be established using
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<a target="_blank"
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href="http://en.wikipedia.org/wiki/Remote_Desktop_Services">
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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 = \ |
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_("""If you don't have a Remote Desktop client already installed,
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we suggest the use of <a target="_blank"
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href=
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"http://sourceforge.net/projects/tsclient/files/latest/download?source=files">
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tsclient</a>.<br /><span class="important">IMPORTANT: It may take up to 15
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minutes for your Windows VM to become available
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after its creation.</span>""")
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CONNECT_WINDOWS_LINUX_MESSAGE = \ |
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_("""A direct connection to this machine can be established using the
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<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 = \ |
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_("""If you do not have an ssh client already installed,
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<a target="_blank"
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href="http://the.earth.li/~sgtatham/putty/latest/x86/putty.exe">
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Download PuTTY</a>""")
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CONNECT_WINDOWS_WINDOWS_MESSAGE = \ |
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_("""A direct connection to this machine can be
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established using Remote Desktop. Click on the following link, and if asked
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open it using "Remote Desktop Connection".
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<br /><span class="important">
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IMPORTANT: It may take up to 15 minutes for your Windows VM to become available
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after its creation.</span>""")
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CONNECT_WINDOWS_WINDOWS_SUBMESSAGE = \ |
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_("""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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'ssh_message': "ssh %(user)s@%(hostname)s" |
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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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'ssh_message': "%(user)s@%(hostname)s" |
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}, |
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} |
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APPEND_CONNECT_PROMPT_MESSAGES = \ |
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getattr(settings, 'UI_CONNECT_PROMPT_MESSAGES', {}) |
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for k, v in APPEND_CONNECT_PROMPT_MESSAGES.iteritems(): |
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CONNECT_PROMPT_MESSAGES[k].update(v) |
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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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hostname = request.GET.get('hostname', '') |
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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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extra_rdp_content = ''
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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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EXTRA_RDP_CONTENT = getattr(settings, 'UI_EXTRA_RDP_CONTENT', '') |
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if callable(EXTRA_RDP_CONTENT): |
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extra_rdp_content = EXTRA_RDP_CONTENT(server_id, ip_address, |
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hostname, username) |
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else:
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if EXTRA_RDP_CONTENT:
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extra_rdp_content = EXTRA_RDP_CONTENT % \ |
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{ |
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'server_id': server_id,
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'ip_address': ip_address,
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'hostname': hostname,
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'user': username
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} |
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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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'hostname': hostname,
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'extra_content': extra_rdp_content
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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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402 |
filename = "%d-%s.rdp" % (int(server_id), hostname) |
403 |
response['Content-Disposition'] = 'attachment; filename=%s' % filename |
404 |
else:
|
405 |
ssh_message = CONNECT_PROMPT_MESSAGES['linux'].get('ssh_message') |
406 |
if host_os == 'windows': |
407 |
ssh_message = CONNECT_PROMPT_MESSAGES['windows'].get('ssh_message') |
408 |
if callable(ssh_message): |
409 |
link_title = ssh_message(server_id, ip_address, hostname, username) |
410 |
else:
|
411 |
link_title = ssh_message % { |
412 |
'server_id': server_id,
|
413 |
'ip_address': ip_address,
|
414 |
'hostname': hostname,
|
415 |
'user': username
|
416 |
} |
417 |
if (operating_system != "windows"): |
418 |
link_url = None
|
419 |
|
420 |
else:
|
421 |
link_title = _("Remote desktop to %s") % ip_address
|
422 |
link_url = \ |
423 |
"%s?ip_address=%s&os=%s&rdp=1&srv=%d&username=%s&domain=%s" \
|
424 |
"&hostname=%s" % (
|
425 |
reverse("ui_machines_connect"), ip_address,
|
426 |
operating_system, int(server_id), username,
|
427 |
domain, hostname) |
428 |
|
429 |
# try to find a specific message
|
430 |
try:
|
431 |
connect_message = \ |
432 |
CONNECT_PROMPT_MESSAGES[host_os][operating_system][0]
|
433 |
subinfo = CONNECT_PROMPT_MESSAGES[host_os][operating_system][1]
|
434 |
except KeyError: |
435 |
connect_message = \ |
436 |
_("You are trying to connect from a %s "
|
437 |
"machine to a %s machine") % (host_os, operating_system)
|
438 |
subinfo = ""
|
439 |
|
440 |
response_object = { |
441 |
'ip': ip_address,
|
442 |
'os': operating_system,
|
443 |
'ssh': ssh,
|
444 |
'info': unicode(connect_message), |
445 |
'subinfo': unicode(subinfo), |
446 |
'link': {'title': unicode(link_title), 'url': link_url} |
447 |
} |
448 |
response = \ |
449 |
HttpResponse(json.dumps(response_object), |
450 |
mimetype='application/json') # no windows, no rdp |
451 |
|
452 |
return response
|
453 |
|