def used_resources(request, rest=False):
""" view for returning used resources for a given cluster user """
try:
cluster_user_id = request.GET['id']
except KeyError:
return render_404(request, 'requested user was not found')
cu = get_object_or_404(ClusterUser, pk=cluster_user_id)
# must be a super user, the user in question, or a member of the group
user = request.user
if not user.is_superuser:
user_type = ContentType.objects.get_for_model(Profile)
if cu.real_type_id == user_type.pk:
if not Profile.objects.filter(clusteruser_ptr=cu.pk, user=user)\
.exists():
return render_403(request, _('You are not authorized to view this page'))
else:
if not Organization.objects.filter(clusteruser_ptr=cu.pk, \
group__user=user).exists():
return render_403(request, _('You are not authorized to view this page'))
resources = get_used_resources(cu.cast())
if rest:
return resources
else:
return render_to_response("ganeti/overview/used_resources.html", {
'resources':resources
}, context_instance=RequestContext(request))
def detail(request, cluster_slug, host, rest=False):
"""
Renders a detail view for a Node
"""
node, cluster = get_node_and_cluster_or_404(cluster_slug, host)
user = request.user
admin = True if user.is_superuser else user.has_perm('admin', cluster)
modify = True if admin else user.has_perm('migrate', cluster)
if not (admin or modify):
return render_403(request, _("You do not have sufficient privileges"))
if rest:
return {'cluster':cluster,
'node_count':cluster.nodes.all().count(),
'node':node,
'admin':admin,
'modify':modify}
else:
return render_to_response("ganeti/node/detail.html", {
'cluster':cluster,
'node_count':cluster.nodes.all().count(),
'node':node,
'admin':admin,
'modify':modify,
},
context_instance=RequestContext(request),
)
def evacuate(request, cluster_slug, host):
"""
view used for initiating a node evacuate job
"""
node, cluster = get_node_and_cluster_or_404(cluster_slug, host)
user = request.user
if not (user.is_superuser or user.has_any_perms(cluster, ['admin','migrate'])):
return render_403(request, _("You do not have sufficient privileges"))
if request.method == 'POST':
form = EvacuateForm(cluster, node, request.POST)
if form.is_valid():
try:
data = form.cleaned_data
evacuate_node = data['node']
iallocator_hostname = data['iallocator_hostname']
job = node.evacuate(iallocator_hostname, evacuate_node)
job.refresh()
msg = job.info
# log information
log_action('NODE_EVACUATE', user, node, job)
return HttpResponse(json.dumps(msg), mimetype='application/json')
except GanetiApiError, e:
content = json.dumps({'__all__':[str(e)]})
else:
# error in form return ajax response
content = json.dumps(form.errors)
return HttpResponse(content, mimetype='application/json')
def shutdown(request, cluster_slug, instance, rest=False):
vm = get_object_or_404(VirtualMachine, hostname=instance,
cluster__slug=cluster_slug)
user = request.user
if not (user.is_superuser or user.has_any_perms(vm, ['admin','power']) or
user.has_perm('admin', vm.cluster)):
if not rest:
return render_403(request, _('You do not have permission to shut down this virtual machine'))
else:
return {"msg":'You do not have permission to shut down this virtual machine', 'code': 403}
if (request.method == 'POST') | rest:
try:
job = vm.shutdown()
job.refresh()
msg = job.info
# log information about stopping the machine
log_action('VM_STOP', user, vm, job)
except GanetiApiError, e:
msg = {'__all__':[str(e)]}
if (not rest):
return HttpResponse(json.dumps(msg), mimetype='application/json')
else:
return {'msg':msg, 'code':200}
def reboot(request, cluster_slug, instance, rest=False):
vm = get_object_or_404(VirtualMachine, hostname=instance,
cluster__slug=cluster_slug)
user = request.user
if not (user.is_superuser or user.has_any_perms(vm, ['admin','power']) or
user.has_perm('admin', vm.cluster)):
if not rest:
return render_403(request, _('You do not have permission to reboot this virtual machine'))
else:
return HttpResponseForbidden
if request.method == 'POST':
try:
job = vm.reboot()
job.refresh()
msg = job.info
# log information about restarting the machine
log_action('VM_REBOOT', user, vm, job)
except GanetiApiError, e:
msg = {'__all__':[str(e)]}
if not rest:
return HttpResponse(json.dumps(msg), mimetype='application/json')
else:
return HttpAccepted
def object_log(request, cluster_slug):
""" displays object log for this cluster """
cluster = get_object_or_404(Cluster, slug=cluster_slug)
user = request.user
if not (user.is_superuser or user.has_perm('admin', cluster)):
return render_403(request, _("You do not have sufficient privileges"))
return list_for_object(request, cluster)
def migrate(request, cluster_slug, instance):
"""
view used for initiating a Node Migrate job
"""
vm, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
user = request.user
if not (user.is_superuser or user.has_any_perms(cluster, ['admin','migrate'])):
return render_403(request, _("You do not have sufficient privileges"))
if request.method == 'POST':
form = MigrateForm(request.POST)
if form.is_valid():
try:
job = vm.migrate(form.cleaned_data['mode'])
job.refresh()
content = json.dumps(job.info)
# log information
log_action('VM_MIGRATE', user, vm, job)
except GanetiApiError, e:
content = json.dumps({'__all__':[str(e)]})
else:
# error in form return ajax response
content = json.dumps(form.errors)
return HttpResponse(content, mimetype='application/json')
def reparent(request, cluster_slug, instance):
"""
update a virtual machine to have a new owner
"""
vm, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
user = request.user
if not (user.is_superuser or user.has_perm('admin', cluster)):
return render_403(request,
_('You do not have permissions to change the owner of this virtual machine'))
if request.method == 'POST':
form = ChangeOwnerForm(request.POST)
if form.is_valid():
data = form.cleaned_data
vm.owner = data['owner']
vm.save(force_update=True)
# log information about creating the machine
log_action('VM_MODIFY', user, vm)
return HttpResponseRedirect(reverse('instance-detail', args=[cluster_slug, instance]))
else:
form = ChangeOwnerForm()
return render_to_response(
'ganeti/virtual_machine/reparent.html', {
'cluster': cluster,
'vm': vm,
'form': form
},
context_instance=RequestContext(request),
)
def role(request, cluster_slug, host):
"""
view used for setting node role
"""
node, cluster = get_node_and_cluster_or_404(cluster_slug, host)
user = request.user
if not (user.is_superuser or user.has_any_perms(cluster, ['admin','migrate'])):
return render_403(request, _("You do not have sufficient privileges"))
if request.method == 'POST':
form = RoleForm(request.POST)
if form.is_valid():
try:
job = node.set_role(form.cleaned_data['role'])
job.refresh()
msg = job.info
# log information
log_action('NODE_ROLE_CHANGE', user, node)
return HttpResponse(json.dumps(msg), mimetype='application/json')
except GanetiApiError, e:
content = json.dumps({'__all__':[str(e)]})
else:
# error in form return ajax response
content = json.dumps(form.errors)
return HttpResponse(content, mimetype='application/json')
def nodes(request, cluster_slug):
"""
Display all nodes in a cluster
"""
cluster = get_object_or_404(Cluster, slug=cluster_slug)
user = request.user
if not (user.is_superuser or user.has_perm('admin', cluster)):
return render_403(request, _("You do not have sufficient privileges"))
# query allocated CPUS for all nodes in this list. Must be done here to
# avoid querying Node.allocated_cpus for each node in the list. Repackage
# list so it is easier to retrieve the values in the template
values = VirtualMachine.objects \
.filter(cluster=cluster, status='running') \
.exclude(virtual_cpus=-1) \
.order_by() \
.values('primary_node') \
.annotate(cpus=Sum('virtual_cpus'))
cpus = {}
for d in values:
cpus[d['primary_node']] = d['cpus']
return render_to_response("ganeti/node/table.html",
{'cluster': cluster,
'nodes':cluster.nodes.all(),
'cpus':cpus
},
context_instance=RequestContext(request),
)
def recover_failed_deploy(request, cluster_slug, instance):
"""
Loads a vm that failed to deploy back into the edit form
"""
vm, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
user = request.user
if not (user.is_superuser or user.has_any_perms(vm, ['admin','modify']) \
or user.has_perm('admin', cluster)):
return render_403(request, _('You do not have permissions to edit \
this virtual machine'))
# if there is no template, we can't recover. redirect back to the detail
# page. its likely that this vm was already fixed
if not vm.template_id:
return HttpResponseRedirect(reverse('instance-detail', \
args=[cluster_slug, instance]))
# create initial data - load this from the template. Not all properties
# can be copied directly, some need to be copied explicitly due to naming
# conflicts.
initial = {'hostname':instance}
for k,v in vm.template.__dict__.items():
if v is not None and v != '':
initial[k] = v
initial['cluster'] = vm.template.cluster_id
initial['pnode'] = vm.template.pnode
initial['owner'] = vm.owner_id
form = NewVirtualMachineForm(request.user, initial=initial)
cluster_defaults = cluster_default_info(cluster)
return render_to_response('ganeti/virtual_machine/create.html',
{'form': form, 'cluster_defaults':json.dumps(cluster_defaults)},
context_instance=RequestContext(request),
)
def replace_disks(request, cluster_slug, instance):
"""
view used for initiating a Replace Disks job
"""
vm, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
user = request.user
if not (user.is_superuser or user.has_any_perms(cluster, ['admin','replace_disks'])):
return render_403(request, _("You do not have sufficient privileges"))
if request.method == 'POST':
form = ReplaceDisksForm(vm, request.POST)
if form.is_valid():
try:
job = form.save()
job.refresh()
content = json.dumps(job.info)
# log information
log_action('VM_REPLACE_DISKS', user, vm, job)
except GanetiApiError, e:
content = json.dumps({'__all__':[str(e)]})
else:
# error in form return ajax response
content = json.dumps(form.errors)
return HttpResponse(content, mimetype='application/json')
def clear(request, cluster_slug, job_id, rest=False):
"""
Clear a single failed job error message
"""
user = request.user
cluster = get_object_or_404(Cluster, slug=cluster_slug)
job = get_object_or_404(Job, cluster__slug=cluster_slug, job_id=job_id)
obj = job.obj
# if not a superuser, check permissions on the object itself
cluster_admin = user.is_superuser or user.has_perm('admin', cluster)
if not cluster_admin:
if isinstance(obj, (Cluster, Node)):
if rest:
return HttpResponseForbidden
else:
return render_403(request, _("You do not have sufficient privileges"))
elif isinstance(obj, (VirtualMachine,)):
# object is a virtual machine, check perms on VM and on Cluster
if not (obj.owner_id == user.get_profile().pk \
or user.has_perm('admin', obj) \
or user.has_perm('admin', obj.cluster)):
if rest:
return HttpResponseForbidden
else:
return render_403(request, _("You do not have sufficient privileges"))
# clear the error.
Job.objects.filter(pk=job.pk).update(cleared=True)
# clear the job from the object, but only if it is the last job. It's
# possible another job was started after this job, and the error message
# just wasn't cleared.
#
# XXX object could be none, in which case we dont need to clear its last_job
if obj is not None:
ObjectModel = obj.__class__
ObjectModel.objects.filter(pk=job.object_id, last_job=job) \
.update(last_job=None, ignore_cache=False)
if rest:
return 1
else:
return HttpResponse('1', mimetype='application/json')
def missing_ganeti(request):
"""
View for displaying VirtualMachines missing from the ganeti cluster
"""
user = request.user
if user.is_superuser:
clusters = Cluster.objects.all()
else:
clusters = user.get_objects_any_perms(Cluster, ['admin'])
if not clusters:
return render_403(request, _('You do not have sufficient privileges'))
vms = []
for cluster in clusters:
for vm in cluster.missing_in_ganeti:
vms.append((vm, vm))
if request.method == 'POST':
# process updates if this was a form submission
form = VirtualMachineForm(vms, request.POST)
if form.is_valid():
# update all selected VirtualMachines
data = form.cleaned_data
vm_ids = data['virtual_machines']
q = VirtualMachine.objects.filter(hostname__in=vm_ids)
missing = defaultdict(lambda:0)
for i in q:
missing[ i.cluster_id ] -= 1
update_vm_counts(key='missing', data=missing)
q.delete()
# remove updated vms from the list
vms = filter(lambda x: unicode(x[0]) not in vm_ids, vms)
else:
form = VirtualMachineForm(vms)
vms = {}
for cluster in clusters:
for vm in cluster.missing_in_ganeti:
vms[vm] = (cluster.hostname, vm)
vmhostnames = vms.keys()
vmhostnames.sort()
vms_tuplelist = []
for i in vmhostnames:
vms_tuplelist.append((i, vms[i][0], vms[i][1]))
vms = vms_tuplelist
return render_to_response("ganeti/importing/missing.html", {
'vms': vms,
'form':form,
},
context_instance=RequestContext(request),
)
def quota(request, cluster_slug, user_id):
"""
Updates quota for a user
"""
cluster = get_object_or_404(Cluster, slug=cluster_slug)
user = request.user
if not (user.is_superuser or user.has_perm('admin', cluster)):
return render_403(request, _("You do not have sufficient privileges"))
if request.method == 'POST':
form = QuotaForm(request.POST)
if form.is_valid():
data = form.cleaned_data
cluster_user = data['user']
if data['delete']:
cluster.set_quota(cluster_user)
else:
quota = cluster.get_quota()
same = data['virtual_cpus'] == quota['virtual_cpus'] \
and data['disk']==quota['disk'] \
and data['ram']==quota['ram']
if same:
# same as default, set quota to default.
cluster.set_quota(cluster_user)
else:
cluster.set_quota(cluster_user, data)
# return updated html
cluster_user = cluster_user.cast()
url = reverse('cluster-permissions', args=[cluster.slug])
if isinstance(cluster_user, (Profile,)):
return render_to_response(
"ganeti/cluster/user_row.html",
{'object':cluster, 'user_detail':cluster_user.user, 'url':url},
context_instance=RequestContext(request))
else:
return render_to_response(
"ganeti/cluster/group_row.html",
{'object':cluster, 'group':cluster_user.group, 'url':url},
context_instance=RequestContext(request))
# error in form return ajax response
content = json.dumps(form.errors)
return HttpResponse(content, mimetype='application/json')
if user_id:
cluster_user = get_object_or_404(ClusterUser, id=user_id)
quota = cluster.get_quota(cluster_user)
data = {'user':user_id}
if quota:
data.update(quota)
else:
return render_404(request, _('User was not found'))
form = QuotaForm(data)
return render_to_response("ganeti/cluster/quota.html",
{'form':form, 'cluster':cluster, 'user_id':user_id},
context_instance=RequestContext(request))
def orphans(request):
"""
displays list of orphaned VirtualMachines, i.e. VirtualMachines without
an owner.
"""
user = request.user
if user.is_superuser:
clusters = Cluster.objects.all()
else:
clusters = user.get_objects_any_perms(Cluster, ['admin'])
if not clusters:
return render_403(request, _('You do not have sufficient privileges'))
vms_with_cluster = VirtualMachine.objects.filter(owner=None, cluster__in=clusters) \
.order_by('hostname').values_list('id','hostname','cluster')
if request.method == 'POST':
# strip cluster from vms
vms = [(i[0], i[1]) for i in vms_with_cluster]
# process updates if this was a form submission
form = OrphanForm(vms, request.POST)
if form.is_valid():
# update all selected VirtualMachines
data = form.cleaned_data
owner = data['owner']
vm_ids = data['virtual_machines']
# update the owner and save the vm. This isn't the most efficient
# way of updating the VMs but we would otherwise need to group them
# by cluster
orphaned = defaultdict(lambda:0)
for id in vm_ids:
vm = VirtualMachine.objects.get(id=id)
vm.owner = owner
vm.save()
orphaned[vm.cluster_id] -= 1
update_vm_counts(key='orphaned', data=orphaned)
# remove updated vms from the list
vms_with_cluster = [i for i in vms_with_cluster
if unicode(i[0]) not in vm_ids]
else:
# strip cluster from vms
form = ImportForm([(i[0], i[1]) for i in vms_with_cluster])
clusterdict = {}
for i in clusters:
clusterdict[i.id] = i.hostname
vms = [ (i[0], clusterdict[i[2]], i[1]) for i in vms_with_cluster ]
return render_to_response("ganeti/importing/orphans.html", {
'vms': vms,
'form':form,
},
context_instance=RequestContext(request),
)
def modify(request, cluster_slug, instance):
vm, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
user = request.user
if not (user.is_superuser or user.has_any_perms(vm, ['admin','modify'])
or user.has_perm('admin', cluster)):
return render_403(request,
'You do not have permissions to edit this virtual machine')
hv_form = None
hv = get_hypervisor(vm)
if hv == 'kvm':
hv_form = KvmModifyVirtualMachineForm
elif hv == 'xen-pvm':
hv_form = PvmModifyVirtualMachineForm
elif hv == 'xen-hvm':
hv_form = HvmModifyVirtualMachineForm
if request.method == 'POST':
form = hv_form(vm, request.POST)
form.owner = vm.owner
form.vm = vm
form.cluster = cluster
if form.is_valid():
data = form.cleaned_data
request.session['edit_form'] = data
request.session['edit_vm'] = vm.id
return HttpResponseRedirect(
reverse('instance-modify-confirm', args=[cluster.slug, vm.hostname]))
elif request.method == 'GET':
if 'edit_form' in request.session and vm.id == request.session['edit_vm']:
form = hv_form(vm, request.session['edit_form'])
else:
form = hv_form(vm)
# Select template depending on hypervisor
# Default to edit_base
if hv == 'kvm':
template = 'ganeti/virtual_machine/edit_kvm.html'
elif hv == 'xen-hvm':
template = 'ganeti/virtual_machine/edit_hvm.html'
elif hv == 'xen-pvm':
template = 'ganeti/virtual_machine/edit_pvm.html'
else:
template = 'ganeti/virtual_machine/edit_base.html'
return render_to_response(template, {
'cluster': cluster,
'instance': vm,
'form': form,
},
context_instance=RequestContext(request),
)
def importing(request):
"""
View that loads main importing view
"""
user = request.user
if not user.is_superuser or user.get_objects_any_perms(Cluster, ['admin']):
return render_403(request, _('You do not have sufficient privileges'))
return render_to_response('ganeti/importing/nodes/main.html',
context_instance=RequestContext(request))
def users(request, cluster_slug):
"""
Display all of the Users of a Cluster
"""
cluster = get_object_or_404(Cluster, slug=cluster_slug)
user = request.user
if not (user.is_superuser or user.has_perm('admin', cluster)):
return render_403(request, _("You do not have sufficient privileges"))
url = reverse('cluster-permissions', args=[cluster.slug])
return view_users(request, cluster, url, template='ganeti/cluster/users.html')
def rename(request, cluster_slug, instance, rest=False, extracted_params=None):
"""
Rename an existing instance
"""
vm, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
user = request.user
if not (user.is_superuser or user.has_any_perms(vm, ['admin','modify'])
or user.has_perm('admin', cluster)):
return render_403(request,
_('You do not have permissions to edit this virtual machine'))
if request.method == 'POST':
form = RenameForm(vm, request.POST)
params_ok = False
if ((rest) & (extracted_params != None)):
if ((extracted_params.has_key('hostname')) & (extracted_params.has_key('ip_check')) & (extracted_params.has_key('name_check'))):
hostname = extracted_params.get('hostname')
ip_check = extracted_params.get('ip_check')
name_check = extracted_params.get('name_check')
params_ok = True
else:
return HttpResponseBadRequest
if (form.is_valid()):
data = form.cleaned_data
hostname = data['hostname']
ip_check = data['ip_check']
name_check = data['name_check']
if (form.is_valid() | params_ok):
try:
job_id = vm.rapi.RenameInstance(vm.hostname, hostname,
ip_check, name_check)
job = Job.objects.create(job_id=job_id, obj=vm, cluster=cluster)
VirtualMachine.objects.filter(pk=vm.pk) \
.update(hostname=hostname, last_job=job, ignore_cache=True)
# log information about creating the machine
log_action('VM_RENAME', user, vm, job)
if not rest:
return HttpResponseRedirect(
reverse('instance-detail', args=[cluster.slug, hostname]))
else:
return HttpAccepted
except GanetiApiError, e:
msg = 'Error renaming virtual machine: %s' % e
form._errors["cluster"] = form.error_class([msg])
if rest:
return HttpResponse(400, content=msg)
def clear_ganeti_error(request, pk):
"""
Clear a single error message
"""
user = request.user
error = get_object_or_404(GanetiError, pk=pk)
obj = error.obj
# if not a superuser, check permissions on the object itself
if not user.is_superuser:
if isinstance(obj, (Cluster,)) and not user.has_perm('admin', obj):
return render_403(request, _("You do not have sufficient privileges"))
elif isinstance(obj, (VirtualMachine,)):
# object is a virtual machine, check perms on VM and on Cluster
if not (obj.owner_id == user.get_profile().pk or \
user.has_perm('admin', obj.cluster)):
return render_403(request, _("You do not have sufficient privileges"))
# clear the error
GanetiError.objects.filter(pk=error.pk).update(cleared=True)
return HttpResponse('1', mimetype='application/json')
def permissions(request, cluster_slug, user_id=None, group_id=None):
"""
Update a users permissions. This wraps object_permissions.view_permissions()
with our custom permissions checks.
"""
cluster = get_object_or_404(Cluster, slug=cluster_slug)
user = request.user
if not (user.is_superuser or user.has_perm('admin', cluster)):
return render_403(request, "You do not have sufficient privileges")
url = reverse('cluster-permissions', args=[cluster.slug])
return view_permissions(request, cluster, url, user_id, group_id,
user_template='ganeti/cluster/user_row.html',
group_template='ganeti/cluster/group_row.html')
def delete(request, cluster_slug, instance, rest=False):
"""
Delete a VM.
"""
user = request.user
instance, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
# Check permissions.
if not (
user.is_superuser or
user.has_any_perms(instance, ["remove", "admin"]) or
user.has_perm("admin", cluster)
):
if not rest:
return render_403(request, _('You do not have sufficient privileges'))
else:
return HttpResponseForbidden()
if (request.method == 'GET') & (not rest):
return render_to_response("ganeti/virtual_machine/delete.html",
{'vm': instance, 'cluster':cluster},
context_instance=RequestContext(request),
)
elif (request.method == 'POST') | rest:
# verify that this instance actually exists in ganeti. If it doesn't
# exist it can just be deleted.
try:
instance._refresh()
except GanetiApiError, e:
if e.code == 404:
instance.delete()
if not rest:
return HttpResponseRedirect(reverse('virtualmachine-list'))
else:
return HttpAccepted()
# start deletion job and mark the VirtualMachine as pending_delete and
# disable the cache for this VM.
job_id = instance.rapi.DeleteInstance(instance.hostname)
job = Job.objects.create(job_id=job_id, obj=instance, cluster_id=instance.cluster_id)
VirtualMachine.objects.filter(id=instance.id) \
.update(last_job=job, ignore_cache=True, pending_delete=True)
if not rest:
return HttpResponseRedirect(
reverse('instance-detail', args=[cluster_slug, instance.hostname]))
else:
return HttpAccepted()
def permissions(request, cluster_slug, instance, user_id=None, group_id=None):
"""
Update a users permissions.
"""
vm = get_object_or_404(VirtualMachine, hostname=instance,
cluster__slug=cluster_slug)
user = request.user
if not (user.is_superuser or user.has_perm('admin', vm) or
user.has_perm('admin', vm.cluster)):
return render_403(request, _("You do not have sufficient privileges"))
url = reverse('vm-permissions', args=[cluster_slug, vm.hostname])
return view_permissions(request, vm, url, user_id, group_id)
def missing_ganeti(request):
"""
View for displaying VirtualMachines missing from the ganeti cluster
"""
user = request.user
if user.is_superuser:
clusters = Cluster.objects.all()
else:
clusters = user.get_objects_any_perms(Cluster, ['admin'])
if not clusters:
return render_403(request, _('You do not have sufficient privileges'))
nodes = []
for cluster in clusters:
for node in cluster.nodes_missing_in_ganeti:
nodes.append((node, node))
if request.method == 'POST':
# process updates if this was a form submission
form = NodeForm(nodes, request.POST)
if form.is_valid():
# update all selected Nodes
data = form.cleaned_data
node_ids = data['nodes']
Node.objects.filter(hostname__in=node_ids).delete()
else:
form = NodeForm(nodes)
nodes = {}
for cluster in clusters:
for node in cluster.nodes_missing_in_ganeti:
nodes[node] = (cluster.hostname, node)
node_hostnames = nodes.keys()
node_hostnames.sort()
node_tuple_list = []
for i in node_hostnames:
node_tuple_list.append((i, nodes[i][0], nodes[i][1]))
nodes = node_tuple_list
return render_to_response("ganeti/importing/nodes/missing.html"
, {
'nodes': nodes,
'form':form,
},
context_instance=RequestContext(request),
)
def object_log(request, cluster_slug, host, rest=False):
"""
Display object log for this node
"""
node, cluster = get_node_and_cluster_or_404(cluster_slug, host)
user = request.user
if not (user.is_superuser or user.has_any_perms(cluster, ['admin','migrate'])):
if not rest:
return render_403(request, _("You do not have sufficient privileges"))
else:
return {'error':'You do not have sufficient privileges'}
return list_for_object(request, node, rest)
def reinstall(request, cluster_slug, instance):
"""
Reinstall a VM.
"""
user = request.user
instance, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
# Check permissions.
# XXX Reinstalling is somewhat similar to deleting in that you destroy data,
# so use that for now.
if not (
user.is_superuser or
user.has_any_perms(instance, ["remove", "admin"]) or
user.has_perm("admin", cluster)
):
return render_403(request, _('You do not have sufficient privileges'))
if request.method == 'GET':
return render_to_response(
"ganeti/virtual_machine/reinstall.html",
{'vm': instance, 'oschoices': cluster_os_list(cluster),
'current_os': instance.operating_system,
'cluster':cluster},
context_instance=RequestContext(request),
)
elif request.method == 'POST':
# Reinstall instance
if "os" in request.POST:
os = request.POST["os"]
else:
os = instance.operating_system
# XXX no_startup=True prevents quota circumventions. possible future solution would be a checkbox
# asking whether they want to start up, and check quota here if they do (would also involve
# checking whether this VM is already running and subtracting that)
job_id = instance.rapi.ReinstallInstance(instance.hostname, os=os, no_startup=True)
job = Job.objects.create(job_id=job_id, obj=instance, cluster=cluster)
VirtualMachine.objects.filter(id=instance.id).update(last_job=job, ignore_cache=True)
# log information
log_action('VM_REINSTALL', user, instance, job)
return HttpResponseRedirect(
reverse('instance-detail', args=[cluster.slug, instance.hostname]))
return HttpResponseNotAllowed(["GET","POST"])
def cluster_defaults(request):
"""
Ajax view for retrieving the default cluster options to be set
on the NewVirtualMachineForm.
"""
cluster_id = request.GET.get('cluster_id', None)
hypervisor = request.GET.get('hypervisor', None)
cluster = get_object_or_404(Cluster, id__exact=cluster_id)
user = request.user
if not (user.is_superuser or user.has_any_perms(cluster, ['admin', 'create_vm'])):
return render_403(request, _('You do not have permission to view the default cluster options'))
content = json.dumps(cluster_default_info(cluster, hypervisor))
return HttpResponse(content, mimetype='application/json')
def users(request, cluster_slug, instance, rest=False):
"""
Display all of the Users of a VirtualMachine
"""
vm, cluster = get_vm_and_cluster_or_404(cluster_slug, instance)
user = request.user
if not (user.is_superuser or user.has_perm('admin', vm) or
user.has_perm('admin', cluster)):
if not rest:
return render_403(request, _("You do not have sufficient privileges"))
else:
return {'msg':'You do not have sufficient privileges', 'code':403}
url = reverse('vm-permissions', args=[cluster.slug, vm.hostname])
return view_users(request, vm, url, rest = True)
def object_log(request, cluster_slug, instance, rest=False):
"""
Display all of the Users of a VirtualMachine
"""
cluster = get_object_or_404(Cluster, slug=cluster_slug)
vm = get_object_or_404(VirtualMachine, hostname=instance)
user = request.user
if not (user.is_superuser or user.has_perm('admin', vm) or
user.has_perm('admin', cluster)):
return render_403(request, _("You do not have sufficient privileges"))
if not rest:
return list_for_object(request, vm)
else:
return list_for_object(request, vm, True)
