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eliminate code repetition with class structure

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This commit is contained in:
catborise 2022-11-03 10:20:16 +03:00
parent a1eab70e2d
commit e2a15d926c
1 changed files with 92 additions and 90 deletions
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182
computes/views.py
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@ -138,30 +138,9 @@ def compute_graph(request, compute_id):
:param compute_id:
:return:
"""
compute = get_object_or_404(Compute, pk=compute_id)
try:
conn = wvmHostDetails(
compute.hostname,
compute.login,
compute.password,
compute.type,
)
current_time = timezone.now().strftime("%H:%M:%S")
cpu_usage = conn.get_cpu_usage()
mem_usage = conn.get_memory_usage()
conn.close()
except libvirtError:
cpu_usage = {"usage": 0}
mem_usage = {"usage": 0}
current_time = 0
comp_mgr = ComputeManager(compute_id)
data = comp_mgr.compute_graph()
data = json.dumps(
{
"cpudata": cpu_usage["usage"],
"memdata": mem_usage,
"timeline": current_time,
}
)
response = HttpResponse()
response["Content-Type"] = "text/javascript"
response.write(data)
@ -177,31 +156,8 @@ def get_compute_disk_buses(request, compute_id, arch, machine, disk):
:param disk:
:return:
"""
data = dict()
compute = get_object_or_404(Compute, pk=compute_id)
try:
conn = wvmConnect(
compute.hostname,
compute.login,
compute.password,
compute.type,
)
disk_device_types = conn.get_disk_device_types(arch, machine)
if disk in disk_device_types:
if disk == "disk":
data["bus"] = sorted(disk_device_types)
elif disk == "cdrom":
data["bus"] = ["ide", "sata", "scsi"]
elif disk == "floppy":
data["bus"] = ["fdc"]
elif disk == "lun":
data["bus"] = ["scsi"]
except libvirtError:
pass
return HttpResponse(json.dumps(data))
comp_mgr = ComputeManager(compute_id)
return HttpResponse(comp_mgr.get_disk_buses(arch, machine, disk))
def get_compute_machine_types(request, compute_id, arch):
@ -211,20 +167,8 @@ def get_compute_machine_types(request, compute_id, arch):
:param arch:
:return:
"""
data = dict()
try:
compute = get_object_or_404(Compute, pk=compute_id)
conn = wvmConnect(
compute.hostname,
compute.login,
compute.password,
compute.type,
)
data["machines"] = conn.get_machine_types(arch)
except libvirtError:
pass
return HttpResponse(json.dumps(data))
comp_mgr = ComputeManager(compute_id)
return HttpResponse(comp_mgr.get_machine_types(arch))
def get_compute_video_models(request, compute_id, arch, machine):
@ -235,20 +179,8 @@ def get_compute_video_models(request, compute_id, arch, machine):
:param machine:
:return:
"""
data = dict()
try:
compute = get_object_or_404(Compute, pk=compute_id)
conn = wvmConnect(
compute.hostname,
compute.login,
compute.password,
compute.type,
)
data["videos"] = conn.get_video_models(arch, machine)
except libvirtError:
pass
return HttpResponse(json.dumps(data))
comp_mgr = ComputeManager(compute_id)
return HttpResponse(comp_mgr.get_video_models(arch, machine))
def get_dom_capabilities(request, compute_id, arch, machine):
@ -259,18 +191,88 @@ def get_dom_capabilities(request, compute_id, arch, machine):
:param machine:
:return:
"""
data = dict()
try:
compute = get_object_or_404(Compute, pk=compute_id)
conn = wvmConnect(
compute.hostname,
compute.login,
compute.password,
compute.type,
)
data["videos"] = conn.get_disk_device_types(arch, machine)
data["bus"] = conn.get_disk_device_types(arch, machine)
except libvirtError:
pass
comp_mgr = ComputeManager(compute_id)
return HttpResponse(comp_mgr.get_dom_capabilities(arch, machine))
return HttpResponse(json.dumps(data))
class ComputeManager:
def __init__(self, compute_id):
self.compute = get_object_or_404(Compute, pk=compute_id)
self.conn = wvmConnect(
self.compute.hostname,
self.compute.login,
self.compute.password,
self.compute.type,
)
def get_video_models(self, arch, machine):
data = dict()
try:
data["videos"] = self.conn.get_video_models(arch, machine)
except libvirtError:
pass
return json.dumps(data)
def get_dom_capabilities(self, arch, machine):
data = dict()
try:
data["videos"] = self.conn.get_disk_device_types(arch, machine)
data["bus"] = self.conn.get_disk_device_types(arch, machine)
except libvirtError:
pass
return json.dumps(data)
def get_machine_types(self, arch):
data = dict()
try:
data["machines"] = self.conn.get_machine_types(arch)
except libvirtError:
pass
return json.dumps(data)
def get_disk_buses(self, arch, machine, disk):
data = dict()
try:
disk_device_types = self.conn.get_disk_device_types(arch, machine)
if disk in disk_device_types:
if disk == "disk":
data["bus"] = sorted(disk_device_types)
elif disk == "cdrom":
data["bus"] = ["ide", "sata", "scsi"]
elif disk == "floppy":
data["bus"] = ["fdc"]
elif disk == "lun":
data["bus"] = ["scsi"]
except libvirtError:
pass
return json.dumps(data)
def compute_graph(self):
try:
conn = wvmHostDetails(
self.compute.hostname,
self.compute.login,
self.compute.password,
self.compute.type,
)
current_time = timezone.now().strftime("%H:%M:%S")
cpu_usage = conn.get_cpu_usage()
mem_usage = conn.get_memory_usage()
conn.close()
except libvirtError:
cpu_usage = {"usage": 0}
mem_usage = {"usage": 0}
current_time = 0
return json.dumps(
{
"cpudata": cpu_usage["usage"],
"memdata": mem_usage,
"timeline": current_time,
}
)