def launch(request):
"""Configure and launch CloudBioLinux and CloudMan servers.
"""
if request.method == "POST":
form = forms.CloudManForm(request.POST)
if form.is_valid():
print form.cleaned_data
ec2_error = None
try:
# Create security group & key pair used when starting an instance
ec2_conn = connect_ec2(form.cleaned_data['access_key'],
form.cleaned_data['secret_key'],
form.cleaned_data['cloud'])
sg_name = create_cm_security_group(ec2_conn, form.cleaned_data['cloud'])
kp_name, kp_material = create_key_pair(ec2_conn)
except EC2ResponseError, err:
ec2_error = err.error_message
# associate form data with session for starting instance
# and supplying download files
if ec2_error is None:
form.cleaned_data["kp_name"] = kp_name
form.cleaned_data["kp_material"] = kp_material
form.cleaned_data["sg_name"] = sg_name
form.cleaned_data["cloud_type"] = form.cleaned_data['cloud'].cloud_type
form.cleaned_data["cloud_name"] = form.cleaned_data['cloud'].name
request.session["ec2data"] = form.cleaned_data
if runinstance(request):
return redirect("/monitor")
else:
form.non_field_errors = "A problem starting your instance. " \
"Check the {0} cloud's console."\
.format(form.cleaned_data['cloud'].name)
else:
form.non_field_errors = ec2_error
def api_instancestate(request):
access_key = request.GET.get('access_key')
secret_key = request.GET.get('secret_key')
cloud_type = request.GET.get('cloud_type')
instance_id = request.GET.get('instance_id')
if access_key == None or secret_key == None or cloud_type == None or instance_id == None:
return HttpResponse(simplejson.dumps({'error': 'Please provide correct parameters'}))
cloud = models.Cloud.objects.get(cloud_type=cloud_type)
ec2_conn = connect_ec2(access_key, secret_key, cloud)
state = instance_state(ec2_conn, instance_id)
return HttpResponse(simplejson.dumps(state), mimetype="application/json")
def api_get_regions(request):
cloud_name = request.GET.get('cloud_name', '')
access_key = request.GET.get('access_key', '')
secret_key = request.GET.get('secret_key', '')
instance_type = request.GET.get('instance_type', '')
regions = []
if (cloud_name != '' and access_key != '' and secret_key != '' and instance_type != ''):
cloud = models.Cloud.objects.get(name=cloud_name)
ec2_conn = connect_ec2(access_key, secret_key, cloud)
regions = _find_placement(ec2_conn, instance_type, cloud.cloud_type, get_all=True)
result_text = simplejson.dumps(regions)
else:
result_text = "{'error': 'Please provide correct parameters'}" #STUB
result = HttpResponse(result_text)
return result
def api_launch(request):
params = copy.deepcopy(request.POST)
ec2_error = None
cloud = models.Cloud.objects.get(cloud_type=params['cloud'])
params['cloud'] = cloud
try:
# Create security group & key pair used when starting an instance
ec2_conn = connect_ec2(params['access_key'],
params['secret_key'],
cloud)
sg_name = create_cm_security_group(ec2_conn, cloud)
kp_name, kp_material = create_key_pair(ec2_conn)
except EC2ResponseError, err:
ec2_error = err.error_message
def runinstance(request):
"""Run a CloudBioLinux/CloudMan instance with current session credentials.
"""
form = request.session["ec2data"]
rs = None
instance_type = form['instance_type']
# Create EC2 connection with provided creds
ec2_conn = connect_ec2(form["access_key"], form["secret_key"],
form['cloud'])
form["freenxpass"] = form["password"]
if form['image_id']:
image = models.Image.objects.get(pk=form['image_id'])
else:
try:
image = models.Image.objects.get(cloud=form['cloud'], default=True)
except models.Image.DoesNotExist:
log.error("Cannot find an image to launch for cloud {0}".format(
form['cloud']))
return False
rs = run_instance(
ec2_conn=ec2_conn,
user_provided_data=form,
image_id=image.image_id,
kernel_id=image.kernel_id if image.kernel_id != '' else None,
ramdisk_id=image.ramdisk_id if image.ramdisk_id != '' else None,
key_name=form["kp_name"],
security_groups=[form["sg_name"]],
placement=form['placement'])
if rs is not None:
request.session['ec2data']['instance_id'] = rs.instances[0].id
request.session['ec2data']['public_dns'] = rs.instances[
0].public_dns_name
request.session['ec2data']['image_id'] = rs.instances[0].image_id
# Add an entry to the Usage table
try:
u = models.Usage(cloud_name=form["cloud_name"],
cloud_type=form["cloud_type"],
image_id=image.image_id,
instance_type=instance_type,
user_id=form["access_key"])
u.save()
except Exception, e:
log.debug("Trouble saving Usage data: {0}".format(e))
return True
def get_placements(request):
if request.is_ajax():
if request.method == 'POST':
cloud_id = request.POST.get('cloud_id', '')
a_key = request.POST.get('a_key', '')
s_key = request.POST.get('s_key', '')
inst_type = request.POST.get('instance_type', '')
placements = []
if cloud_id != '' and a_key != '' and s_key != '' and inst_type != '':
# Needed to get the cloud connection
cloud = models.Cloud.objects.get(pk=cloud_id)
ec2_conn = connect_ec2(a_key, s_key, cloud)
placements = _find_placement(ec2_conn, inst_type, cloud.cloud_type, get_all=True)
state = {'placements': placements}
else:
log.error("Not a POST request")
else:
log.error("No XHR")
return HttpResponse(simplejson.dumps(state), mimetype="application/json")
def runinstance(request):
"""Run a CloudBioLinux/CloudMan instance with current session credentials.
"""
form = request.session["ec2data"]
rs = None
instance_type = form['instance_type']
# Create EC2 connection with provided creds
ec2_conn = connect_ec2(form["access_key"], form["secret_key"], form['cloud'])
form["freenxpass"] = form["password"]
if form['image_id']:
image = models.Image.objects.get(pk=form['image_id'])
else:
try:
image = models.Image.objects.get(cloud=form['cloud'], default=True)
except models.Image.DoesNotExist:
log.error("Cannot find an image to launch for cloud {0}".format(form['cloud']))
return False
rs = run_instance(ec2_conn=ec2_conn,
user_provided_data=form,
image_id=image.image_id,
kernel_id=image.kernel_id if image.kernel_id != '' else None,
ramdisk_id=image.ramdisk_id if image.ramdisk_id != '' else None,
key_name=form["kp_name"],
security_groups=[form["sg_name"]],
placement=form['placement'])
if rs is not None:
request.session['ec2data']['instance_id'] = rs.instances[0].id
request.session['ec2data']['public_dns'] = rs.instances[0].public_dns_name
request.session['ec2data']['image_id'] = rs.instances[0].image_id
# Add an entry to the Usage table
try:
u = models.Usage(cloud_name=form["cloud_name"],
cloud_type=form["cloud_type"],
image_id=image.image_id,
instance_type=instance_type,
user_id=form["access_key"])
u.save()
except Exception, e:
log.debug("Trouble saving Usage data: {0}".format(e))
return True
def get_placements(request):
if request.is_ajax():
if request.method == 'POST':
cloud_id = request.POST.get('cloud_id', '')
a_key = request.POST.get('a_key', '')
s_key = request.POST.get('s_key', '')
inst_type = request.POST.get('instance_type', '')
placements = []
if cloud_id != '' and a_key != '' and s_key != '' and inst_type != '':
# Needed to get the cloud connection
cloud = models.Cloud.objects.get(pk=cloud_id)
ec2_conn = connect_ec2(a_key, s_key, cloud)
placements = _find_placement(ec2_conn,
inst_type,
cloud.cloud_type,
get_all=True)
state = {'placements': placements}
else:
log.error("Not a POST request")
else:
log.error("No XHR")
return HttpResponse(simplejson.dumps(state), mimetype="application/json")
def launch(request):
"""Configure and launch CloudBioLinux and CloudMan servers.
"""
if request.method == "POST":
form = forms.CloudManForm(request.POST)
if form.is_valid():
print form.cleaned_data
ec2_error = None
try:
# Create security group & key pair used when starting an instance
ec2_conn = connect_ec2(form.cleaned_data['access_key'],
form.cleaned_data['secret_key'],
form.cleaned_data['cloud'])
sg_name = create_cm_security_group(ec2_conn,
form.cleaned_data['cloud'])
kp_name, kp_material = create_key_pair(ec2_conn)
except EC2ResponseError, err:
ec2_error = err.error_message
# associate form data with session for starting instance
# and supplying download files
if ec2_error is None:
form.cleaned_data["kp_name"] = kp_name
form.cleaned_data["kp_material"] = kp_material
form.cleaned_data["sg_name"] = sg_name
form.cleaned_data["cloud_type"] = form.cleaned_data[
'cloud'].cloud_type
form.cleaned_data["cloud_name"] = form.cleaned_data[
'cloud'].name
request.session["ec2data"] = form.cleaned_data
if runinstance(request):
return redirect("/monitor")
else:
form.non_field_errors = "A problem starting your instance. " \
"Check the {0} cloud's console."\
.format(form.cleaned_data['cloud'].name)
else:
form.non_field_errors = ec2_error
def instancestate(request):
form = request.session["ec2data"]
ec2_conn = connect_ec2(form["access_key"], form["secret_key"], form['cloud'])
state = instance_state(ec2_conn, form["instance_id"])
return HttpResponse(simplejson.dumps(state), mimetype="application/json")
def instancestate(request):
form = request.session["ec2data"]
ec2_conn = connect_ec2(form["access_key"], form["secret_key"],
form['cloud'])
state = instance_state(ec2_conn, form["instance_id"])
return HttpResponse(simplejson.dumps(state), mimetype="application/json")
params["kp_material"] = kp_material
params["sg_name"] = sg_name
params["cloud_type"] = cloud.cloud_type #"OpenStack" #cloud.cloud_type
params["cloud_name"] = cloud.name #"NeCTAR" #cloud.name
request.session["ec2data"] = params
if params['image_id']:
image = models.Image.objects.get(pk=params['image_id'])
else:
try:
image = models.Image.objects.get(cloud=params['cloud'], default=True)
except models.Image.DoesNotExist:
log.error("Cannot find an image to launch for cloud {0}".format(params['cloud']))
result = HttpResponse(simplejson.dumps("ERROR"))
return result
ec2_conn = connect_ec2(params["access_key"], params["secret_key"], cloud)
rs = run_instance(ec2_conn=ec2_conn,
user_provided_data=params,
image_id=image.image_id,
kernel_id=image.kernel_id if image.kernel_id != '' else None,
ramdisk_id=image.ramdisk_id if image.ramdisk_id != '' else None,
key_name=params["kp_name"],
security_groups=[params["sg_name"]])#,
#placement=params['placement'])
## TODO: Save usage file?
instance_id = rs.instances[0].id
public_dns = rs.instances[0].public_dns_name
image_id = rs.instances[0].image_id
result_dict = {
"instance_id": instance_id,
"public_dns": public_dns,