mirror of
https://github.com/retspen/webvirtcloud
synced 2025-07-31 12:41:08 +00:00
Instances overhaul
This commit is contained in:
Real-Gecko
parent
f23e6b000f
commit
47009d47ca
69 changed files with 5011 additions and 4127 deletions
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@ -7,7 +7,6 @@ from vrtManager.rwlock import ReadWriteLock
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from django.conf import settings
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from libvirt import libvirtError
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CONN_SOCKET = 4
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CONN_TLS = 3
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CONN_SSH = 2
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@ -19,7 +18,6 @@ TCP_PORT = 16509
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class wvmEventLoop(threading.Thread):
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""" Event Loop Class"""
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def __init__(self, group=None, target=None, name=None, args=(), kwargs={}):
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# register the default event implementation
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# of libvirt, as we do not have an existing
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@ -48,7 +46,6 @@ class wvmConnection(object):
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class representing a single connection stored in the Connection Manager
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# to-do: may also need some locking to ensure to not connect simultaniously in 2 threads
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"""
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def __init__(self, host, login, passwd, conn):
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"""
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Sets all class attributes and tries to open the connection
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@ -208,7 +205,7 @@ class wvmConnection(object):
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except:
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pass
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def __unicode__(self):
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def __str__(self):
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if self.type == CONN_TCP:
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type_str = 'tcp'
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elif self.type == CONN_SSH:
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@ -323,7 +320,7 @@ class wvmConnectionManager(object):
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socket_host.connect((hostname, TLS_PORT))
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if conn_type == CONN_SOCKET:
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socket_host = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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socket_host.connect('/var/run/libvirt/libvirt-sock')
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socket_host.connect('/var/run/libvirt/libvirt-sock')
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socket_host.close()
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return True
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except Exception as err:
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@ -332,7 +329,7 @@ class wvmConnectionManager(object):
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connection_manager = wvmConnectionManager(
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settings.LIBVIRT_KEEPALIVE_INTERVAL if hasattr(settings, 'LIBVIRT_KEEPALIVE_INTERVAL') else 5,
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settings.LIBVIRT_KEEPALIVE_COUNT if hasattr(settings, 'LIBVIRT_KEEPALIVE_COUNT') else 5
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settings.LIBVIRT_KEEPALIVE_COUNT if hasattr(settings, 'LIBVIRT_KEEPALIVE_COUNT') else 5,
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)
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@ -374,9 +371,11 @@ class wvmConnect(object):
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result["machines"] = []
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for m in arch_el.xpath("machine"):
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result["machines"].append({"machine": m.text,
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"max_cpu": m.get("maxCpus"),
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"canonical": m.get("canonical")})
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result["machines"].append({
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"machine": m.text,
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"max_cpu": m.get("maxCpus"),
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"canonical": m.get("canonical")
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})
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guest_el = arch_el.getparent()
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for f in guest_el.xpath("features"):
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@ -385,6 +384,7 @@ class wvmConnect(object):
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result["os_type"] = guest_el.find("os_type").text
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return result
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return util.get_xml_path(self.get_cap_xml(), func=guests)
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def get_dom_capabilities(self, arch, machine):
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@ -560,6 +560,7 @@ class wvmConnect(object):
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arch_name = arch.xpath('@name')[0]
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result[arch_name] = domain_types
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return result
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return util.get_xml_path(self.get_cap_xml(), func=hypervisors)
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def get_hypervisors_machines(self):
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@ -573,6 +574,7 @@ class wvmConnect(object):
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result[arch] = self.get_machine_types(arch)
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return result
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return util.get_xml_path(self.get_cap_xml(), func=machines)
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def get_emulator(self, arch):
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@ -607,6 +609,7 @@ class wvmConnect(object):
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arch_name = arch.xpath('@name')[0]
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result[arch_name] = emulator
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return result
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return util.get_xml_path(self.get_cap_xml(), func=emulators)
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def get_os_loaders(self, arch='x86_64', machine='pc'):
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@ -617,6 +620,7 @@ class wvmConnect(object):
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"""
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def get_os_loaders(ctx):
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return [v.text for v in ctx.xpath("/domainCapabilities/os/loader[@supported='yes']/value")]
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_os_loaders)
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def get_os_loader_enums(self, arch, machine):
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@ -632,6 +636,7 @@ class wvmConnect(object):
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path = "/domainCapabilities/os/loader[@supported='yes']/enum[@name='{}']/value".format(enum)
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result[enum] = [v.text for v in ctx.xpath(path)]
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return result
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_os_loader_enums)
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def get_disk_bus_types(self, arch, machine):
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@ -642,6 +647,7 @@ class wvmConnect(object):
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"""
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def get_bus_list(ctx):
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return [v.text for v in ctx.xpath("/domainCapabilities/devices/disk/enum[@name='bus']/value")]
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# return [ 'ide', 'scsi', 'usb', 'virtio' ]
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_bus_list)
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@ -653,6 +659,7 @@ class wvmConnect(object):
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"""
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def get_device_list(ctx):
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return [v.text for v in ctx.xpath("/domainCapabilities/devices/disk/enum[@name='diskDevice']/value")]
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# return [ 'disk', 'cdrom', 'floppy', 'lun' ]
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_device_list)
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@ -664,6 +671,7 @@ class wvmConnect(object):
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"""
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def get_graphics_list(ctx):
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return [v.text for v in ctx.xpath("/domainCapabilities/devices/graphics/enum[@name='type']/value")]
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_graphics_list)
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def get_cpu_modes(self, arch, machine):
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@ -674,6 +682,7 @@ class wvmConnect(object):
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"""
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def get_cpu_modes(ctx):
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return [v for v in ctx.xpath("/domainCapabilities/cpu/mode[@supported='yes']/@name")]
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_cpu_modes)
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def get_cpu_custom_types(self, arch, machine):
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@ -688,6 +697,7 @@ class wvmConnect(object):
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result = [v.text for v in ctx.xpath(usable_yes)]
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result += [v.text for v in ctx.xpath(usable_unknown)]
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return result
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_custom_list)
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def get_hostdev_modes(self, arch, machine):
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@ -698,6 +708,7 @@ class wvmConnect(object):
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"""
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def get_hostdev_list(ctx):
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return [v.text for v in ctx.xpath("/domainCapabilities/devices/hostdev/enum[@name='mode']/value")]
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_hostdev_list)
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def get_hostdev_startup_policies(self, arch, machine):
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@ -708,6 +719,7 @@ class wvmConnect(object):
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"""
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def get_hostdev_list(ctx):
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return [v.text for v in ctx.xpath("/domainCapabilities/devices/hostdev/enum[@name='startupPolicy']/value")]
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_hostdev_list)
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def get_hostdev_subsys_types(self, arch, machine):
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@ -718,6 +730,7 @@ class wvmConnect(object):
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"""
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def get_hostdev_list(ctx):
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return [v.text for v in ctx.xpath("/domainCapabilities/devices/hostdev/enum[@name='subsysType']/value")]
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_hostdev_list)
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def get_network_models(self):
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@ -748,9 +761,10 @@ class wvmConnect(object):
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result = []
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for video_enum in ctx.xpath('/domainCapabilities/devices/video/enum'):
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if video_enum.xpath("@name")[0] == "modelType":
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for values in video_enum:
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for values in video_enum:
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result.append(values.text)
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return result
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return util.get_xml_path(self.get_dom_cap_xml(arch, machine), func=get_video_list)
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def get_iface(self, name):
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@ -829,7 +843,7 @@ class wvmConnect(object):
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mem = util.get_xpath(doc, "/domain/currentMemory")
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mem = int(mem) / 1024
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if raw_mem_size:
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mem = int(mem) * (1024*1024)
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mem = int(mem) * (1024 * 1024)
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cur_vcpu = util.get_xpath(doc, "/domain/vcpu/@current")
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if cur_vcpu:
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vcpu = cur_vcpu
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@ -840,6 +854,7 @@ class wvmConnect(object):
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description = util.get_xpath(doc, "/domain/description")
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description = description if description else ''
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return mem, vcpu, title, description
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for name in self.get_instances():
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dom = self.get_instance(name)
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xml = dom.XMLDesc(0)
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@ -871,6 +886,7 @@ class wvmConnect(object):
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description = util.get_xpath(ctx, "/domain/description")
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description = description if description else ''
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return mem, vcpu, title, description
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(mem, vcpu, title, description) = util.get_xml_path(xml, func=get_info)
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return {
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'name': dom.name(),
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@ -929,8 +945,7 @@ class wvmConnect(object):
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"""
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Return True if libvirt advertises support for proper UEFI setup
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"""
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return ("readonly" in loader_enums and
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"yes" in loader_enums.get("readonly"))
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return ("readonly" in loader_enums and "yes" in loader_enums.get("readonly"))
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def is_supports_virtio(self, arch, machine):
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if not self.is_qemu():
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@ -206,6 +206,8 @@ class wvmInstance(wvmConnect):
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cur_vcpu = util.get_xml_path(self._XMLDesc(0), "/domain/vcpu/@current")
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if cur_vcpu:
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return int(cur_vcpu)
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else:
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return self.get_vcpu()
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def get_arch(self):
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return util.get_xml_path(self._XMLDesc(0), "/domain/os/type/@arch")
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@ -251,7 +253,6 @@ class wvmInstance(wvmConnect):
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return title if title else ''
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def get_filterrefs(self):
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def filterrefs(ctx):
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result = []
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for net in ctx.xpath('/domain/devices/interface'):
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@ -295,8 +296,7 @@ class wvmInstance(wvmConnect):
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for addr in addrs["addrs"]:
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if addr["type"] == 0:
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ipv4.append(addr["addr"])
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elif (addr["type"] == 1 and
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not str(addr["addr"]).startswith("fe80")):
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elif (addr["type"] == 1 and not str(addr["addr"]).startswith("fe80")):
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ipv6.append(addr["addr"] + "/" + str(addr["prefix"]))
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return ipv4, ipv6
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@ -335,14 +335,12 @@ class wvmInstance(wvmConnect):
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return
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if self.is_agent_ready():
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self._ip_cache["qemuga"] = self._get_interface_addresses(
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VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_AGENT)
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self._ip_cache["qemuga"] = self._get_interface_addresses(VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_AGENT)
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arp_flag = 3 # libvirt."VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_ARP"
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self._ip_cache["arp"] = self._get_interface_addresses(arp_flag)
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def get_net_devices(self):
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def networks(ctx):
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result = []
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inbound = outbound = []
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@ -370,17 +368,18 @@ class wvmInstance(wvmConnect):
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ipv4, ipv6 = self.get_interface_addresses(mac_inst)
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except libvirtError:
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ipv4, ipv6 = None, None
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result.append({'mac': mac_inst,
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'nic': nic_inst,
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'target': target_inst,
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'state': link_state,
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'model': model_type,
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'ipv4': ipv4,
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'ipv6': ipv6,
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'filterref': filterref_inst,
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'inbound': inbound,
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'outbound': outbound,
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})
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result.append({
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'mac': mac_inst,
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'nic': nic_inst,
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'target': target_inst,
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'state': link_state,
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'model': model_type,
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'ipv4': ipv4,
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'ipv6': ipv6,
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'filterref': filterref_inst,
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'inbound': inbound,
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'outbound': outbound,
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})
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return result
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return util.get_xml_path(self._XMLDesc(0), func=networks)
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@ -388,7 +387,7 @@ class wvmInstance(wvmConnect):
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def get_disk_devices(self):
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def disks(doc):
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result = []
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for disk in doc.xpath('/domain/devices/disk'):
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dev = volume = storage = src_file = bus = None
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disk_format = used_size = disk_size = None
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@ -400,7 +399,13 @@ class wvmInstance(wvmConnect):
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try:
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dev = disk.xpath('target/@dev')[0]
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bus = disk.xpath('target/@bus')[0]
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src_file = disk.xpath('source/@file|source/@dev|source/@name|source/@volume')[0]
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try:
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src_file = disk.xpath('source/@file|source/@dev|source/@name')[0]
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except Exception as e:
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v = disk.xpath('source/@volume')[0]
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s_name = disk.xpath('source/@pool')[0]
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s = self.wvm.storagePoolLookupByName(s_name)
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src_file = s.storageVolLookupByName(v).path()
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try:
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disk_format = disk.xpath('driver/@type')[0]
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except:
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@ -436,14 +441,26 @@ class wvmInstance(wvmConnect):
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storage = stg.name()
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except libvirtError:
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volume = src_file
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except:
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pass
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except Exception as e:
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print(f'Exception: {e}')
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finally:
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result.append(
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{'dev': dev, 'bus': bus, 'image': volume, 'storage': storage, 'path': src_file,
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'format': disk_format, 'size': disk_size, 'used': used_size,
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'cache': disk_cache, 'io': disk_io, 'discard': disk_discard, 'detect_zeroes': disk_zeroes,
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'readonly': readonly, 'shareable': shareable, 'serial': serial})
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result.append({
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'dev': dev,
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'bus': bus,
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'image': volume,
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'storage': storage,
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'path': src_file,
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'format': disk_format,
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'size': disk_size,
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'used': used_size,
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'cache': disk_cache,
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'io': disk_io,
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'discard': disk_discard,
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'detect_zeroes': disk_zeroes,
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'readonly': readonly,
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'shareable': shareable,
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'serial': serial
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})
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return result
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return util.get_xml_path(self._XMLDesc(0), func=disks)
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@ -544,7 +561,7 @@ class wvmInstance(wvmConnect):
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elif dev_type == 'usb':
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pass
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boot_order[int(idx)-1] = {"type": dev_type, "dev": dev_device, "target": dev_target}
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boot_order[int(idx) - 1] = {"type": dev_type, "dev": dev_device, "target": dev_target}
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return boot_order
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@ -642,14 +659,25 @@ class wvmInstance(wvmConnect):
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xmldom = ElementTree.tostring(tree).decode()
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self._defineXML(xmldom)
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def attach_disk(self, target_dev, source, target_bus='ide', disk_type='file',
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disk_device='disk', driver_name='qemu', driver_type='raw',
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readonly=False, shareable=False, serial=None,
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cache_mode=None, io_mode=None, discard_mode=None, detect_zeroes_mode=None):
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def attach_disk(self,
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target_dev,
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source,
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target_bus='ide',
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disk_type='file',
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disk_device='disk',
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driver_name='qemu',
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driver_type='raw',
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readonly=False,
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shareable=False,
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serial=None,
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cache_mode=None,
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io_mode=None,
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discard_mode=None,
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detect_zeroes_mode=None):
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additionals = ''
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if cache_mode is not None and cache_mode != 'default' and disk_device != 'cdrom':
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additionals += f"cache='{cache_mode}' "
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additionals += f"cache='{cache_mode}' "
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if io_mode is not None and io_mode != 'default':
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additionals += f"io='{io_mode}' "
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if discard_mode is not None and discard_mode != 'default':
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@ -691,7 +719,8 @@ class wvmInstance(wvmConnect):
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if self.get_status() == 5:
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self.instance.detachDeviceFlags(xml_disk, VIR_DOMAIN_AFFECT_CONFIG)
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def edit_disk(self, target_dev, source, readonly, shareable, target_bus, serial, format, cache_mode, io_mode, discard_mode, detect_zeroes_mode):
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def edit_disk(self, target_dev, source, readonly, shareable, target_bus, serial, format, cache_mode, io_mode, discard_mode,
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detect_zeroes_mode):
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tree = etree.fromstring(self._XMLDesc(0))
|
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disk_el = tree.xpath("./devices/disk/target[@dev='{}']".format(target_dev))[0].getparent()
|
||||
old_disk_type = disk_el.get('type')
|
||||
|
|
@ -735,7 +764,7 @@ class wvmInstance(wvmConnect):
|
|||
time.sleep(1)
|
||||
cpu_use_now = self.instance.info()[4]
|
||||
diff_usage = cpu_use_now - cpu_use_ago
|
||||
cpu_usage['cpu'] = 100 * diff_usage / (1 * nbcore * 10 ** 9)
|
||||
cpu_usage['cpu'] = 100 * diff_usage / (1 * nbcore * 10**9)
|
||||
else:
|
||||
cpu_usage['cpu'] = 0
|
||||
return cpu_usage
|
||||
|
|
@ -928,8 +957,7 @@ class wvmInstance(wvmConnect):
|
|||
|
||||
def get_console_websocket_port(self):
|
||||
console_type = self.get_console_type()
|
||||
websocket_port = util.get_xml_path(self._XMLDesc(0),
|
||||
"/domain/devices/graphics[@type='%s']/@websocket" % console_type)
|
||||
websocket_port = util.get_xml_path(self._XMLDesc(0), "/domain/devices/graphics[@type='%s']/@websocket" % console_type)
|
||||
return websocket_port
|
||||
|
||||
def get_console_passwd(self):
|
||||
|
|
@ -1124,7 +1152,7 @@ class wvmInstance(wvmConnect):
|
|||
return mac
|
||||
# if mac does not contain ":", try to split into tuples and join with ":"
|
||||
n = 2
|
||||
mac_tuples = [mac[i:i+n] for i in range(0, len(mac), n)]
|
||||
mac_tuples = [mac[i:i + n] for i in range(0, len(mac), n)]
|
||||
return ':'.join(mac_tuples)
|
||||
|
||||
def clone_instance(self, clone_data):
|
||||
|
|
@ -1215,7 +1243,7 @@ class wvmInstance(wvmConnect):
|
|||
|
||||
stg = vol.storagePoolLookupByVolume()
|
||||
stg.createXMLFrom(vol_clone_xml, vol, meta_prealloc)
|
||||
|
||||
|
||||
source_protocol = elm.get('protocol')
|
||||
if source_protocol == 'rbd':
|
||||
source_name = elm.get('name')
|
||||
|
|
@ -1241,13 +1269,13 @@ class wvmInstance(wvmConnect):
|
|||
if source_dev:
|
||||
clone_path = os.path.join(os.path.dirname(source_dev), target_file)
|
||||
elm.set('dev', clone_path)
|
||||
|
||||
|
||||
vol = self.get_volume_by_path(source_dev)
|
||||
stg = vol.storagePoolLookupByVolume()
|
||||
|
||||
|
||||
vol_name = util.get_xml_path(vol.XMLDesc(0), "/volume/name")
|
||||
pool_name = util.get_xml_path(stg.XMLDesc(0), "/pool/name")
|
||||
|
||||
|
||||
storage = self.get_wvmStorage(pool_name)
|
||||
storage.clone_volume(vol_name, target_file)
|
||||
|
||||
|
|
@ -1388,7 +1416,7 @@ class wvmInstance(wvmConnect):
|
|||
tree.remove(option)
|
||||
else:
|
||||
if option is None:
|
||||
option = etree.SubElement(tree , o)
|
||||
option = etree.SubElement(tree, o)
|
||||
option.text = option_value
|
||||
|
||||
def set_options(self, options):
|
||||
|
|
@ -1421,7 +1449,13 @@ class wvmInstance(wvmConnect):
|
|||
in_peak = in_qos.get('peak')
|
||||
in_burst = in_qos.get('burst')
|
||||
in_floor = in_qos.get('floor')
|
||||
bound_list.append({'direction': 'inbound', 'average': in_av, 'peak': in_peak, 'floor': in_floor, 'burst': in_burst})
|
||||
bound_list.append({
|
||||
'direction': 'inbound',
|
||||
'average': in_av,
|
||||
'peak': in_peak,
|
||||
'floor': in_floor,
|
||||
'burst': in_burst
|
||||
})
|
||||
|
||||
out_qos = band.find('outbound')
|
||||
if out_qos is not None:
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue