Joshua M. Boniface
1d90b066bc
Snapshot mirrors should normally be promoted using "mirror promote", and not started manually. This adds guard rails against that to the "start", "stop", and "disable" state commands to prevent changing mirror states without an explicit "--force" option.
2456 lines
80 KiB
Python
2456 lines
80 KiB
Python
#!/usr/bin/env python3
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# vm.py - PVC CLI client function library, VM functions
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# Part of the Parallel Virtual Cluster (PVC) system
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#
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# Copyright (C) 2018-2024 Joshua M. Boniface <joshua@boniface.me>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, version 3.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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###############################################################################
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import time
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import re
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import pvc.lib.ansiprint as ansiprint
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from pvc.lib.common import call_api, format_bytes, format_metric, get_wait_retdata
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#
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# Primary functions
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#
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def vm_info(config, vm):
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"""
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Get information about (single) VM
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API endpoint: GET /api/v1/vm/{vm}
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API arguments:
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API schema: {json_data_object}
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"""
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response = call_api(config, "get", "/vm/{vm}".format(vm=vm))
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if response.status_code == 200:
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if isinstance(response.json(), list) and len(response.json()) != 1:
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# No exact match; return not found
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return False, "VM not found."
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else:
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# Return a single instance if the response is a list
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if isinstance(response.json(), list):
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return True, response.json()[0]
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# This shouldn't happen, but is here just in case
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else:
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return True, response.json()
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else:
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return False, response.json().get("message", "")
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def vm_list(config, limit, target_node, target_state, target_tag, negate):
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"""
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Get list information about VMs (limited by {limit}, {target_node}, or {target_state})
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API endpoint: GET /api/v1/vm
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API arguments: limit={limit}, node={target_node}, state={target_state}, tag={target_tag}, negate={negate}
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API schema: [{json_data_object},{json_data_object},etc.]
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"""
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params = dict()
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if limit:
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params["limit"] = limit
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if target_node:
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params["node"] = target_node
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if target_state:
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params["state"] = target_state
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if target_tag:
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params["tag"] = target_tag
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params["negate"] = negate
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response = call_api(config, "get", "/vm", params=params)
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if response.status_code == 200:
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return True, response.json()
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else:
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return False, response.json().get("message", "")
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def vm_define(
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config,
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xml,
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node,
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node_limit,
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node_selector,
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node_autostart,
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migration_method,
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migration_max_downtime,
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user_tags,
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protected_tags,
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):
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"""
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Define a new VM on the cluster
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API endpoint: POST /vm
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API arguments: xml={xml}, node={node}, limit={node_limit}, selector={node_selector}, autostart={node_autostart}, migration_method={migration_method}, migration_max_downtime={migration_max_downtime}, user_tags={user_tags}, protected_tags={protected_tags}
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API schema: {"message":"{data}"}
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"""
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params = {
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"node": node,
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"limit": node_limit,
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"selector": node_selector,
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"autostart": node_autostart,
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"migration_method": migration_method,
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"migration_max_downtime": migration_max_downtime,
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"user_tags": user_tags,
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"protected_tags": protected_tags,
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}
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data = {"xml": xml}
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response = call_api(config, "post", "/vm", params=params, data=data)
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if response.status_code == 200:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_modify(config, vm, xml, restart):
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"""
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Modify the configuration of VM
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API endpoint: PUT /vm/{vm}
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API arguments: xml={xml}, restart={restart}
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API schema: {"message":"{data}"}
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"""
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params = {"restart": restart}
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data = {"xml": xml}
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response = call_api(
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config, "put", "/vm/{vm}".format(vm=vm), params=params, data=data
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)
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if response.status_code == 200:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_device_attach(config, vm, xml):
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"""
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Attach a device to a VM
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API endpoint: POST /vm/{vm}/device
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API arguments: xml={xml}
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API schema: {"message":"{data}"}
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"""
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data = {"xml": xml}
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response = call_api(config, "post", "/vm/{vm}/device".format(vm=vm), data=data)
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if response.status_code in [200, 202]:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_device_detach(config, vm, xml):
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"""
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Detach a device from a VM
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API endpoint: DELETE /vm/{vm}/device
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API arguments: xml={xml}
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API schema: {"message":"{data}"}
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"""
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data = {"xml": xml}
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response = call_api(config, "delete", "/vm/{vm}/device".format(vm=vm), data=data)
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if response.status_code in [200, 202]:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_rename(config, vm, new_name):
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"""
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Rename VM to new name
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API endpoint: POST /vm/{vm}/rename
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API arguments: new_name={new_name}
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API schema: {"message":"{data}"}
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"""
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params = {"new_name": new_name}
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response = call_api(config, "post", "/vm/{vm}/rename".format(vm=vm), params=params)
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if response.status_code == 200:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_metadata(
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config,
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vm,
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node_limit,
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node_selector,
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node_autostart,
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migration_method,
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migration_max_downtime,
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provisioner_profile,
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):
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"""
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Modify PVC metadata of a VM
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API endpoint: POST /vm/{vm}/meta
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API arguments: limit={node_limit}, selector={node_selector}, autostart={node_autostart}, migration_method={migration_method} profile={provisioner_profile}
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API schema: {"message":"{data}"}
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"""
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params = dict()
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# Update any params that we've sent
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if node_limit is not None:
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params["limit"] = node_limit
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if node_selector is not None:
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params["selector"] = node_selector
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if node_autostart is not None:
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params["autostart"] = node_autostart
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if migration_method is not None:
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params["migration_method"] = migration_method
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if migration_max_downtime is not None:
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params["migration_max_downtime"] = migration_max_downtime
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if provisioner_profile is not None:
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params["profile"] = provisioner_profile
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# Write the new metadata
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response = call_api(config, "post", "/vm/{vm}/meta".format(vm=vm), params=params)
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if response.status_code == 200:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_tags_get(config, vm):
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"""
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Get PVC tags of a VM
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API endpoint: GET /vm/{vm}/tags
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API arguments:
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API schema: {{"name": "{name}", "type": "{type}"},...}
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"""
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response = call_api(config, "get", "/vm/{vm}/tags".format(vm=vm))
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if response.status_code == 200:
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retstatus = True
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retdata = response.json()
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else:
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retstatus = False
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retdata = response.json().get("message", "")
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return retstatus, retdata
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def vm_tag_set(config, vm, action, tag, protected=False):
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"""
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Modify PVC tags of a VM
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API endpoint: POST /vm/{vm}/tags
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API arguments: action={action}, tag={tag}, protected={protected}
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API schema: {"message":"{data}"}
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"""
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params = {"action": action, "tag": tag, "protected": protected}
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# Update the tags
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response = call_api(config, "post", "/vm/{vm}/tags".format(vm=vm), params=params)
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if response.status_code == 200:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def format_vm_tags(config, data):
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"""
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Format the output of a tags dictionary in a nice table
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"""
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tags = data.get("tags", [])
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if len(tags) < 1:
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return "No tags found."
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output_list = []
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tags_name_length = 4
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tags_type_length = 5
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tags_protected_length = 10
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for tag in tags:
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_tags_name_length = len(tag["name"]) + 1
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if _tags_name_length > tags_name_length:
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tags_name_length = _tags_name_length
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_tags_type_length = len(tag["type"]) + 1
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if _tags_type_length > tags_type_length:
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tags_type_length = _tags_type_length
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_tags_protected_length = len(str(tag["protected"])) + 1
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if _tags_protected_length > tags_protected_length:
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tags_protected_length = _tags_protected_length
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output_list.append(
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"{bold}{tags_name: <{tags_name_length}} \
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{tags_type: <{tags_type_length}} \
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{tags_protected: <{tags_protected_length}}{end_bold}".format(
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tags_name_length=tags_name_length,
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tags_type_length=tags_type_length,
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tags_protected_length=tags_protected_length,
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bold=ansiprint.bold(),
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end_bold=ansiprint.end(),
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tags_name="Name",
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tags_type="Type",
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tags_protected="Protected",
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)
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)
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for tag in sorted(tags, key=lambda t: t["name"]):
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output_list.append(
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"{bold}{tags_name: <{tags_name_length}} \
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{tags_type: <{tags_type_length}} \
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{tags_protected: <{tags_protected_length}}{end_bold}".format(
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tags_type_length=tags_type_length,
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tags_name_length=tags_name_length,
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tags_protected_length=tags_protected_length,
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bold="",
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end_bold="",
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tags_name=tag["name"],
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tags_type=tag["type"],
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tags_protected=str(tag["protected"]),
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)
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)
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return "\n".join(output_list)
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def vm_remove(config, vm, delete_disks=False):
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"""
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Remove a VM
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API endpoint: DELETE /vm/{vm}
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API arguments: delete_disks={delete_disks}
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API schema: {"message":"{data}"}
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"""
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params = {"delete_disks": delete_disks}
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response = call_api(config, "delete", "/vm/{vm}".format(vm=vm), params=params)
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if response.status_code == 200:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_state(config, vm, target_state, force=False, wait=False):
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"""
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Modify the current state of VM
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API endpoint: POST /vm/{vm}/state
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API arguments: state={state}, wait={wait}
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API schema: {"message":"{data}"}
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"""
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params = {
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"state": target_state,
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"force": force,
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"wait": wait,
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}
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response = call_api(config, "post", "/vm/{vm}/state".format(vm=vm), params=params)
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if response.status_code == 200:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_node(config, vm, target_node, action, force=False, wait=False, force_live=False):
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"""
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Modify the current node of VM via {action}
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API endpoint: POST /vm/{vm}/node
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API arguments: node={target_node}, action={action}, force={force}, wait={wait}, force_live={force_live}
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API schema: {"message":"{data}"}
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"""
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params = {
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"node": target_node,
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"action": action,
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"force": str(force).lower(),
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"wait": str(wait).lower(),
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"force_live": str(force_live).lower(),
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}
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response = call_api(config, "post", "/vm/{vm}/node".format(vm=vm), params=params)
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if response.status_code == 200:
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retstatus = True
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else:
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retstatus = False
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return retstatus, response.json().get("message", "")
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def vm_locks(config, vm, wait_flag=True):
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"""
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Flush RBD locks of (stopped) VM
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API endpoint: POST /vm/{vm}/locks
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API arguments:
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API schema: {"message":"{data}"}
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"""
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response = call_api(config, "post", f"/vm/{vm}/locks")
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return get_wait_retdata(response, wait_flag)
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def vm_backup(config, vm, backup_path, incremental_parent=None, retain_snapshot=False):
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"""
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Create a backup of {vm} and its volumes to a local primary coordinator filesystem path
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API endpoint: POST /vm/{vm}/backup
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API arguments: backup_path={backup_path}, incremental_parent={incremental_parent}, retain_snapshot={retain_snapshot}
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API schema: {"message":"{data}"}
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"""
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params = {
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"backup_path": backup_path,
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"incremental_parent": incremental_parent,
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"retain_snapshot": retain_snapshot,
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}
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response = call_api(config, "post", "/vm/{vm}/backup".format(vm=vm), params=params)
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if response.status_code != 200:
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return False, response.json().get("message", "")
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else:
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return True, response.json().get("message", "")
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def vm_remove_backup(config, vm, backup_path, backup_datestring):
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"""
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Remove a backup of {vm}, including snapshots, from a local primary coordinator filesystem path
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API endpoint: DELETE /vm/{vm}/backup
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API arguments: backup_path={backup_path}, backup_datestring={backup_datestring}
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API schema: {"message":"{data}"}
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"""
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params = {
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"backup_path": backup_path,
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"backup_datestring": backup_datestring,
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}
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response = call_api(
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config, "delete", "/vm/{vm}/backup".format(vm=vm), params=params
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)
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if response.status_code != 200:
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return False, response.json().get("message", "")
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else:
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return True, response.json().get("message", "")
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def vm_restore(config, vm, backup_path, backup_datestring, retain_snapshot=False):
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"""
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Restore a backup of {vm} and its volumes from a local primary coordinator filesystem path
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API endpoint: POST /vm/{vm}/restore
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API arguments: backup_path={backup_path}, backup_datestring={backup_datestring}, retain_snapshot={retain_snapshot}
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API schema: {"message":"{data}"}
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"""
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params = {
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"backup_path": backup_path,
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"backup_datestring": backup_datestring,
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"retain_snapshot": retain_snapshot,
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}
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response = call_api(config, "post", "/vm/{vm}/restore".format(vm=vm), params=params)
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if response.status_code != 200:
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return False, response.json().get("message", "")
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else:
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return True, response.json().get("message", "")
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def vm_create_snapshot(config, vm, snapshot_name=None, wait_flag=True):
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"""
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Take a snapshot of a VM's disks and configuration
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API endpoint: POST /vm/{vm}/snapshot
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API arguments: snapshot_name=snapshot_name
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API schema: {"message":"{data}"}
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"""
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params = dict()
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if snapshot_name is not None:
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params["snapshot_name"] = snapshot_name
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response = call_api(
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config, "post", "/vm/{vm}/snapshot".format(vm=vm), params=params
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)
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return get_wait_retdata(response, wait_flag)
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def vm_remove_snapshot(config, vm, snapshot_name, wait_flag=True):
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"""
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Remove a snapshot of a VM's disks and configuration
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API endpoint: DELETE /vm/{vm}/snapshot
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API arguments: snapshot_name=snapshot_name
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API schema: {"message":"{data}"}
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"""
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params = {"snapshot_name": snapshot_name}
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response = call_api(
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config, "delete", "/vm/{vm}/snapshot".format(vm=vm), params=params
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)
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return get_wait_retdata(response, wait_flag)
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def vm_rollback_snapshot(config, vm, snapshot_name, wait_flag=True):
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"""
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Roll back to a snapshot of a VM's disks and configuration
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API endpoint: POST /vm/{vm}/snapshot/rollback
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API arguments: snapshot_name=snapshot_name
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API schema: {"message":"{data}"}
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"""
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params = {"snapshot_name": snapshot_name}
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response = call_api(
|
|
config, "post", "/vm/{vm}/snapshot/rollback".format(vm=vm), params=params
|
|
)
|
|
|
|
return get_wait_retdata(response, wait_flag)
|
|
|
|
|
|
def vm_export_snapshot(
|
|
config, vm, snapshot_name, export_path, incremental_parent=None, wait_flag=True
|
|
):
|
|
"""
|
|
Export an (existing) snapshot of a VM's disks and configuration to export_path, optionally
|
|
incremental with incremental_parent
|
|
|
|
API endpoint: POST /vm/{vm}/snapshot/export
|
|
API arguments: snapshot_name=snapshot_name, export_path=export_path, incremental_parent=incremental_parent
|
|
API schema: {"message":"{data}"}
|
|
"""
|
|
params = {
|
|
"snapshot_name": snapshot_name,
|
|
"export_path": export_path,
|
|
}
|
|
if incremental_parent is not None:
|
|
params["incremental_parent"] = incremental_parent
|
|
|
|
response = call_api(
|
|
config, "post", "/vm/{vm}/snapshot/export".format(vm=vm), params=params
|
|
)
|
|
|
|
return get_wait_retdata(response, wait_flag)
|
|
|
|
|
|
def vm_import_snapshot(
|
|
config, vm, snapshot_name, import_path, retain_snapshot=False, wait_flag=True
|
|
):
|
|
"""
|
|
Import a snapshot of {vm} and its volumes from a local primary coordinator filesystem path
|
|
|
|
API endpoint: POST /vm/{vm}/snapshot/import
|
|
API arguments: snapshot_name={snapshot_name}, import_path={import_path}, retain_snapshot={retain_snapshot}
|
|
API schema: {"message":"{data}"}
|
|
"""
|
|
params = {
|
|
"snapshot_name": snapshot_name,
|
|
"import_path": import_path,
|
|
"retain_snapshot": retain_snapshot,
|
|
}
|
|
response = call_api(
|
|
config, "post", "/vm/{vm}/snapshot/import".format(vm=vm), params=params
|
|
)
|
|
|
|
return get_wait_retdata(response, wait_flag)
|
|
|
|
|
|
def vm_send_snapshot(
|
|
config,
|
|
vm,
|
|
snapshot_name,
|
|
destination_api_uri,
|
|
destination_api_key,
|
|
destination_api_verify_ssl=True,
|
|
destination_storage_pool=None,
|
|
incremental_parent=None,
|
|
wait_flag=True,
|
|
):
|
|
"""
|
|
Send an (existing) snapshot of a VM's disks and configuration to a destination PVC cluster, optionally
|
|
incremental with incremental_parent
|
|
|
|
API endpoint: POST /vm/{vm}/snapshot/send
|
|
API arguments: snapshot_name=snapshot_name, destination_api_uri=destination_api_uri, destination_api_key=destination_api_key, destination_api_verify_ssl=destination_api_verify_ssl, incremental_parent=incremental_parent, destination_storage_pool=destination_storage_pool
|
|
API schema: {"message":"{data}"}
|
|
"""
|
|
params = {
|
|
"snapshot_name": snapshot_name,
|
|
"destination_api_uri": destination_api_uri,
|
|
"destination_api_key": destination_api_key,
|
|
"destination_api_verify_ssl": destination_api_verify_ssl,
|
|
}
|
|
if destination_storage_pool is not None:
|
|
params["destination_storage_pool"] = destination_storage_pool
|
|
if incremental_parent is not None:
|
|
params["incremental_parent"] = incremental_parent
|
|
|
|
response = call_api(
|
|
config, "post", "/vm/{vm}/snapshot/send".format(vm=vm), params=params
|
|
)
|
|
|
|
return get_wait_retdata(response, wait_flag)
|
|
|
|
|
|
def vm_create_mirror(
|
|
config,
|
|
vm,
|
|
destination_api_uri,
|
|
destination_api_key,
|
|
destination_api_verify_ssl=True,
|
|
destination_storage_pool=None,
|
|
wait_flag=True,
|
|
):
|
|
"""
|
|
Create a new snapshot and send the snapshot to a destination PVC cluster, with automatic incremental handling
|
|
|
|
API endpoint: POST /vm/{vm}/mirror/create
|
|
API arguments: destination_api_uri=destination_api_uri, destination_api_key=destination_api_key, destination_api_verify_ssl=destination_api_verify_ssl, destination_storage_pool=destination_storage_pool
|
|
API schema: {"message":"{data}"}
|
|
"""
|
|
params = {
|
|
"destination_api_uri": destination_api_uri,
|
|
"destination_api_key": destination_api_key,
|
|
"destination_api_verify_ssl": destination_api_verify_ssl,
|
|
}
|
|
if destination_storage_pool is not None:
|
|
params["destination_storage_pool"] = destination_storage_pool
|
|
|
|
response = call_api(
|
|
config, "post", "/vm/{vm}/mirror/create".format(vm=vm), params=params
|
|
)
|
|
|
|
return get_wait_retdata(response, wait_flag)
|
|
|
|
|
|
def vm_promote_mirror(
|
|
config,
|
|
vm,
|
|
destination_api_uri,
|
|
destination_api_key,
|
|
destination_api_verify_ssl=True,
|
|
destination_storage_pool=None,
|
|
remove_on_source=False,
|
|
wait_flag=True,
|
|
):
|
|
"""
|
|
Shut down a VM, create a new snapshot, send the snapshot to a destination PVC cluster, start the VM on the remote cluster, and optionally remove the local VM, with automatic incremental handling
|
|
|
|
API endpoint: POST /vm/{vm}/mirror/promote
|
|
API arguments: destination_api_uri=destination_api_uri, destination_api_key=destination_api_key, destination_api_verify_ssl=destination_api_verify_ssl, destination_storage_pool=destination_storage_pool, remove_on_source=remove_on_source
|
|
API schema: {"message":"{data}"}
|
|
"""
|
|
params = {
|
|
"destination_api_uri": destination_api_uri,
|
|
"destination_api_key": destination_api_key,
|
|
"destination_api_verify_ssl": destination_api_verify_ssl,
|
|
"remove_on_source": remove_on_source,
|
|
}
|
|
if destination_storage_pool is not None:
|
|
params["destination_storage_pool"] = destination_storage_pool
|
|
|
|
response = call_api(
|
|
config, "post", "/vm/{vm}/mirror/promote".format(vm=vm), params=params
|
|
)
|
|
|
|
return get_wait_retdata(response, wait_flag)
|
|
|
|
|
|
def vm_autobackup(config, email_recipients=None, force_full_flag=False, wait_flag=True):
|
|
"""
|
|
Perform a cluster VM autobackup
|
|
|
|
API endpoint: POST /vm//autobackup
|
|
API arguments: email_recipients=email_recipients, force_full_flag=force_full_flag
|
|
API schema: {"message":"{data}"}
|
|
"""
|
|
params = {
|
|
"email_recipients": email_recipients,
|
|
"force_full": force_full_flag,
|
|
}
|
|
|
|
response = call_api(config, "post", "/vm/autobackup", params=params)
|
|
|
|
return get_wait_retdata(response, wait_flag)
|
|
|
|
|
|
def vm_vcpus_set(config, vm, vcpus, topology, restart):
|
|
"""
|
|
Set the vCPU count of the VM with topology
|
|
|
|
Calls vm_info to get the VM XML.
|
|
|
|
Calls vm_modify to set the VM XML.
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
from lxml.etree import tostring
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
parsed_xml.vcpu._setText(str(vcpus))
|
|
parsed_xml.cpu.topology.set("sockets", str(topology[0]))
|
|
parsed_xml.cpu.topology.set("cores", str(topology[1]))
|
|
parsed_xml.cpu.topology.set("threads", str(topology[2]))
|
|
|
|
try:
|
|
new_xml = tostring(parsed_xml, pretty_print=True)
|
|
except Exception:
|
|
return False, "ERROR: Failed to dump XML data."
|
|
|
|
return vm_modify(config, vm, new_xml, restart)
|
|
|
|
|
|
def vm_vcpus_get(config, vm):
|
|
"""
|
|
Get the vCPU count of the VM
|
|
|
|
Calls vm_info to get VM XML.
|
|
|
|
Returns a tuple of (vcpus, (sockets, cores, threads))
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
data = dict()
|
|
data["name"] = vm
|
|
data["vcpus"] = int(parsed_xml.vcpu.text)
|
|
data["sockets"] = parsed_xml.cpu.topology.attrib.get("sockets")
|
|
data["cores"] = parsed_xml.cpu.topology.attrib.get("cores")
|
|
data["threads"] = parsed_xml.cpu.topology.attrib.get("threads")
|
|
|
|
return True, data
|
|
|
|
|
|
def format_vm_vcpus(config, data):
|
|
"""
|
|
Format the output of a vCPU value in a nice table
|
|
"""
|
|
output_list = []
|
|
|
|
vcpus_length = 6
|
|
sockets_length = 8
|
|
cores_length = 6
|
|
threads_length = 8
|
|
|
|
output_list.append(
|
|
"{bold}{vcpus: <{vcpus_length}} \
|
|
{sockets: <{sockets_length}} \
|
|
{cores: <{cores_length}} \
|
|
{threads: <{threads_length}}{end_bold}".format(
|
|
vcpus_length=vcpus_length,
|
|
sockets_length=sockets_length,
|
|
cores_length=cores_length,
|
|
threads_length=threads_length,
|
|
bold=ansiprint.bold(),
|
|
end_bold=ansiprint.end(),
|
|
vcpus="vCPUs",
|
|
sockets="Sockets",
|
|
cores="Cores",
|
|
threads="Threads",
|
|
)
|
|
)
|
|
output_list.append(
|
|
"{bold}{vcpus: <{vcpus_length}} \
|
|
{sockets: <{sockets_length}} \
|
|
{cores: <{cores_length}} \
|
|
{threads: <{threads_length}}{end_bold}".format(
|
|
vcpus_length=vcpus_length,
|
|
sockets_length=sockets_length,
|
|
cores_length=cores_length,
|
|
threads_length=threads_length,
|
|
bold="",
|
|
end_bold="",
|
|
vcpus=data["vcpus"],
|
|
sockets=data["sockets"],
|
|
cores=data["cores"],
|
|
threads=data["threads"],
|
|
)
|
|
)
|
|
return "\n".join(output_list)
|
|
|
|
|
|
def vm_memory_set(config, vm, memory, restart):
|
|
"""
|
|
Set the provisioned memory of the VM with topology
|
|
|
|
Calls vm_info to get the VM XML.
|
|
|
|
Calls vm_modify to set the VM XML.
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
from lxml.etree import tostring
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
parsed_xml.memory._setText(str(memory))
|
|
|
|
try:
|
|
new_xml = tostring(parsed_xml, pretty_print=True)
|
|
except Exception:
|
|
return False, "ERROR: Failed to dump XML data."
|
|
|
|
return vm_modify(config, vm, new_xml, restart)
|
|
|
|
|
|
def vm_memory_get(config, vm):
|
|
"""
|
|
Get the provisioned memory of the VM
|
|
|
|
Calls vm_info to get VM XML.
|
|
|
|
Returns an integer memory value.
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
data = dict()
|
|
data["name"] = vm
|
|
data["memory"] = int(parsed_xml.memory.text)
|
|
|
|
return True, data
|
|
|
|
|
|
def format_vm_memory(config, data):
|
|
"""
|
|
Format the output of a memory value in a nice table
|
|
"""
|
|
output_list = []
|
|
|
|
memory_length = 6
|
|
|
|
output_list.append(
|
|
"{bold}{memory: <{memory_length}}{end_bold}".format(
|
|
memory_length=memory_length,
|
|
bold=ansiprint.bold(),
|
|
end_bold=ansiprint.end(),
|
|
memory="RAM (M)",
|
|
)
|
|
)
|
|
output_list.append(
|
|
"{bold}{memory: <{memory_length}}{end_bold}".format(
|
|
memory_length=memory_length,
|
|
bold="",
|
|
end_bold="",
|
|
memory=data["memory"],
|
|
)
|
|
)
|
|
return "\n".join(output_list)
|
|
|
|
|
|
def vm_networks_add(
|
|
config, vm, network, macaddr, model, sriov, sriov_mode, live, restart
|
|
):
|
|
"""
|
|
Add a new network to the VM
|
|
|
|
Calls vm_info to get the VM XML.
|
|
|
|
Calls vm_modify to set the VM XML.
|
|
|
|
Calls vm_device_attach if live to hot-attach the device.
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
from lxml.etree import tostring
|
|
from random import randint
|
|
import pvc.lib.network as pvc_network
|
|
|
|
network_exists, _ = pvc_network.net_info(config, network)
|
|
if not network_exists:
|
|
return False, "Network {} not found on the cluster.".format(network)
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
if macaddr is None:
|
|
mac_prefix = "52:54:00"
|
|
random_octet_A = "{:x}".format(randint(16, 238))
|
|
random_octet_B = "{:x}".format(randint(16, 238))
|
|
random_octet_C = "{:x}".format(randint(16, 238))
|
|
macaddr = "{prefix}:{octetA}:{octetB}:{octetC}".format(
|
|
prefix=mac_prefix,
|
|
octetA=random_octet_A,
|
|
octetB=random_octet_B,
|
|
octetC=random_octet_C,
|
|
)
|
|
|
|
# Add an SR-IOV network
|
|
if sriov:
|
|
valid, sriov_vf_information = pvc_network.net_sriov_vf_info(
|
|
config, domain_information["node"], network
|
|
)
|
|
if not valid:
|
|
return (
|
|
False,
|
|
'Specified SR-IOV VF "{}" does not exist on VM node "{}".'.format(
|
|
network, domain_information["node"]
|
|
),
|
|
)
|
|
|
|
# Add a hostdev (direct PCIe) SR-IOV network
|
|
if sriov_mode == "hostdev":
|
|
bus_address = 'domain="0x{pci_domain}" bus="0x{pci_bus}" slot="0x{pci_slot}" function="0x{pci_function}"'.format(
|
|
pci_domain=sriov_vf_information["pci"]["domain"],
|
|
pci_bus=sriov_vf_information["pci"]["bus"],
|
|
pci_slot=sriov_vf_information["pci"]["slot"],
|
|
pci_function=sriov_vf_information["pci"]["function"],
|
|
)
|
|
device_string = '<interface type="hostdev" managed="yes"><mac address="{macaddr}"/><source><address type="pci" {bus_address}/></source><sriov_device>{network}</sriov_device></interface>'.format(
|
|
macaddr=macaddr, bus_address=bus_address, network=network
|
|
)
|
|
# Add a macvtap SR-IOV network
|
|
elif sriov_mode == "macvtap":
|
|
device_string = '<interface type="direct"><mac address="{macaddr}"/><source dev="{network}" mode="passthrough"/><model type="{model}"/></interface>'.format(
|
|
macaddr=macaddr, network=network, model=model
|
|
)
|
|
else:
|
|
return False, "ERROR: Invalid SR-IOV mode specified."
|
|
# Add a normal bridged PVC network
|
|
else:
|
|
# Set the bridge prefix
|
|
if network in ["upstream", "cluster", "storage"]:
|
|
br_prefix = "br"
|
|
else:
|
|
br_prefix = "vmbr"
|
|
|
|
device_string = '<interface type="bridge"><mac address="{macaddr}"/><source bridge="{bridge}"/><model type="{model}"/></interface>'.format(
|
|
macaddr=macaddr, bridge="{}{}".format(br_prefix, network), model=model
|
|
)
|
|
|
|
device_xml = fromstring(device_string)
|
|
|
|
all_interfaces = parsed_xml.devices.find("interface")
|
|
if all_interfaces is None:
|
|
all_interfaces = []
|
|
for interface in all_interfaces:
|
|
if sriov:
|
|
if sriov_mode == "hostdev":
|
|
if interface.attrib.get("type") == "hostdev":
|
|
interface_address = 'domain="{pci_domain}" bus="{pci_bus}" slot="{pci_slot}" function="{pci_function}"'.format(
|
|
pci_domain=interface.source.address.attrib.get("domain"),
|
|
pci_bus=interface.source.address.attrib.get("bus"),
|
|
pci_slot=interface.source.address.attrib.get("slot"),
|
|
pci_function=interface.source.address.attrib.get("function"),
|
|
)
|
|
if interface_address == bus_address:
|
|
return (
|
|
False,
|
|
'SR-IOV device "{}" is already configured for VM "{}".'.format(
|
|
network, vm
|
|
),
|
|
)
|
|
elif sriov_mode == "macvtap":
|
|
if interface.attrib.get("type") == "direct":
|
|
interface_dev = interface.source.attrib.get("dev")
|
|
if interface_dev == network:
|
|
return (
|
|
False,
|
|
'SR-IOV device "{}" is already configured for VM "{}".'.format(
|
|
network, vm
|
|
),
|
|
)
|
|
|
|
# Add the interface at the end of the list (or, right above emulator)
|
|
if len(all_interfaces) > 0:
|
|
for idx, interface in enumerate(parsed_xml.devices.find("interface")):
|
|
if idx == len(all_interfaces) - 1:
|
|
interface.addnext(device_xml)
|
|
else:
|
|
parsed_xml.devices.find("emulator").addprevious(device_xml)
|
|
|
|
try:
|
|
new_xml = tostring(parsed_xml, pretty_print=True)
|
|
except Exception:
|
|
return False, "ERROR: Failed to dump XML data."
|
|
|
|
modify_retcode, modify_retmsg = vm_modify(config, vm, new_xml, restart)
|
|
|
|
if not modify_retcode:
|
|
return modify_retcode, modify_retmsg
|
|
|
|
if live:
|
|
attach_retcode, attach_retmsg = vm_device_attach(config, vm, device_string)
|
|
|
|
if not attach_retcode:
|
|
retcode = attach_retcode
|
|
retmsg = attach_retmsg
|
|
else:
|
|
retcode = attach_retcode
|
|
retmsg = "Network '{}' successfully added to VM config and hot attached to running VM.".format(
|
|
network
|
|
)
|
|
else:
|
|
retcode = modify_retcode
|
|
retmsg = modify_retmsg
|
|
|
|
return retcode, retmsg
|
|
|
|
|
|
def vm_networks_remove(config, vm, network, macaddr, sriov, live, restart):
|
|
"""
|
|
Remove a network from the VM, optionally by MAC
|
|
|
|
Calls vm_info to get the VM XML.
|
|
|
|
Calls vm_modify to set the VM XML.
|
|
|
|
Calls vm_device_detach to hot-remove the device.
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
from lxml.etree import tostring
|
|
|
|
if network is None and macaddr is None:
|
|
return False, "A network or MAC address must be specified for removal."
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
changed = False
|
|
device_string = None
|
|
for interface in parsed_xml.devices.find("interface"):
|
|
if sriov:
|
|
if interface.attrib.get("type") == "hostdev":
|
|
if_dev = str(interface.sriov_device)
|
|
if macaddr is None and network == if_dev:
|
|
interface.getparent().remove(interface)
|
|
changed = True
|
|
elif macaddr is not None and macaddr == interface.mac.attrib.get(
|
|
"address"
|
|
):
|
|
interface.getparent().remove(interface)
|
|
changed = True
|
|
elif interface.attrib.get("type") == "direct":
|
|
if_dev = str(interface.source.attrib.get("dev"))
|
|
if macaddr is None and network == if_dev:
|
|
interface.getparent().remove(interface)
|
|
changed = True
|
|
elif macaddr is not None and macaddr == interface.mac.attrib.get(
|
|
"address"
|
|
):
|
|
interface.getparent().remove(interface)
|
|
changed = True
|
|
else:
|
|
if_vni = re.match(
|
|
r"[vm]*br([0-9a-z]+)", interface.source.attrib.get("bridge")
|
|
).group(1)
|
|
if macaddr is None and network == if_vni:
|
|
interface.getparent().remove(interface)
|
|
changed = True
|
|
elif macaddr is not None and macaddr == interface.mac.attrib.get("address"):
|
|
interface.getparent().remove(interface)
|
|
changed = True
|
|
if changed:
|
|
device_string = tostring(interface)
|
|
|
|
if changed:
|
|
try:
|
|
new_xml = tostring(parsed_xml, pretty_print=True)
|
|
except Exception:
|
|
return False, "ERROR: Failed to dump XML data."
|
|
elif not changed and macaddr is not None:
|
|
return False, 'ERROR: Interface with MAC "{}" does not exist on VM.'.format(
|
|
macaddr
|
|
)
|
|
elif not changed and network is not None:
|
|
return False, 'ERROR: Network "{}" does not exist on VM.'.format(network)
|
|
else:
|
|
return False, "ERROR: Unspecified error finding interface to remove."
|
|
|
|
modify_retcode, modify_retmsg = vm_modify(config, vm, new_xml, restart)
|
|
|
|
if not modify_retcode:
|
|
return modify_retcode, modify_retmsg
|
|
|
|
if live and device_string:
|
|
detach_retcode, detach_retmsg = vm_device_detach(config, vm, device_string)
|
|
|
|
if not detach_retcode:
|
|
retcode = detach_retcode
|
|
retmsg = detach_retmsg
|
|
else:
|
|
retcode = detach_retcode
|
|
retmsg = "Network '{}' successfully removed from VM config and hot detached from running VM.".format(
|
|
network
|
|
)
|
|
else:
|
|
retcode = modify_retcode
|
|
retmsg = modify_retmsg
|
|
|
|
return retcode, retmsg
|
|
|
|
|
|
def vm_networks_get(config, vm):
|
|
"""
|
|
Get the networks of the VM
|
|
|
|
Calls vm_info to get VM XML.
|
|
|
|
Returns a list of tuples of (network_vni, mac_address, model)
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
data = dict()
|
|
data["name"] = vm
|
|
data["networks"] = list()
|
|
for interface in parsed_xml.devices.find("interface"):
|
|
mac_address = interface.mac.attrib.get("address")
|
|
model = interface.model.attrib.get("type")
|
|
interface_type = interface.attrib.get("type")
|
|
if interface_type == "bridge":
|
|
network = re.search(
|
|
r"[vm]*br([0-9a-z]+)", interface.source.attrib.get("bridge")
|
|
).group(1)
|
|
elif interface_type == "direct":
|
|
network = "macvtap:{}".format(interface.source.attrib.get("dev"))
|
|
elif interface_type == "hostdev":
|
|
network = "hostdev:{}".format(interface.source.attrib.get("dev"))
|
|
|
|
data["networks"].append(
|
|
{"network": network, "mac_address": mac_address, "model": model}
|
|
)
|
|
|
|
return True, data
|
|
|
|
|
|
def format_vm_networks(config, data):
|
|
"""
|
|
Format the output of a network list in a nice table
|
|
"""
|
|
output_list = []
|
|
|
|
network_length = 8
|
|
macaddr_length = 12
|
|
model_length = 6
|
|
|
|
for network in data["networks"]:
|
|
_network_length = len(network["network"]) + 1
|
|
if _network_length > network_length:
|
|
network_length = _network_length
|
|
|
|
_macaddr_length = len(network["mac_address"]) + 1
|
|
if _macaddr_length > macaddr_length:
|
|
macaddr_length = _macaddr_length
|
|
|
|
_model_length = len(network["model"]) + 1
|
|
if _model_length > model_length:
|
|
model_length = _model_length
|
|
|
|
output_list.append(
|
|
"{bold}{network: <{network_length}} \
|
|
{macaddr: <{macaddr_length}} \
|
|
{model: <{model_length}}{end_bold}".format(
|
|
network_length=network_length,
|
|
macaddr_length=macaddr_length,
|
|
model_length=model_length,
|
|
bold=ansiprint.bold(),
|
|
end_bold=ansiprint.end(),
|
|
network="Network",
|
|
macaddr="MAC Address",
|
|
model="Model",
|
|
)
|
|
)
|
|
count = 0
|
|
for network in data["networks"]:
|
|
count += 1
|
|
output_list.append(
|
|
"{bold}{network: <{network_length}} \
|
|
{macaddr: <{macaddr_length}} \
|
|
{model: <{model_length}}{end_bold}".format(
|
|
network_length=network_length,
|
|
macaddr_length=macaddr_length,
|
|
model_length=model_length,
|
|
bold="",
|
|
end_bold="",
|
|
network=network["network"],
|
|
macaddr=network["mac_address"],
|
|
model=network["model"],
|
|
)
|
|
)
|
|
return "\n".join(output_list)
|
|
|
|
|
|
def vm_volumes_add(config, vm, volume, disk_id, bus, disk_type, live, restart):
|
|
"""
|
|
Add a new volume to the VM
|
|
|
|
Calls vm_info to get the VM XML.
|
|
|
|
Calls vm_modify to set the VM XML.
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
from lxml.etree import tostring
|
|
from copy import deepcopy
|
|
import pvc.lib.storage as pvc_storage
|
|
|
|
if disk_type == "rbd":
|
|
# Verify that the provided volume is valid
|
|
vpool = volume.split("/")[0]
|
|
vname = volume.split("/")[1]
|
|
retcode, retdata = pvc_storage.ceph_volume_info(config, vpool, vname)
|
|
if not retcode:
|
|
return False, "Volume {} is not present in the cluster.".format(volume)
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
last_disk = None
|
|
id_list = list()
|
|
all_disks = parsed_xml.devices.find("disk")
|
|
if all_disks is None:
|
|
all_disks = []
|
|
for disk in all_disks:
|
|
id_list.append(disk.target.attrib.get("dev"))
|
|
if disk.source.attrib.get("protocol") == disk_type:
|
|
if disk_type == "rbd":
|
|
last_disk = disk.source.attrib.get("name")
|
|
elif disk_type == "file":
|
|
last_disk = disk.source.attrib.get("file")
|
|
if last_disk == volume:
|
|
return False, "Volume {} is already configured for VM {}.".format(
|
|
volume, vm
|
|
)
|
|
last_disk_details = deepcopy(disk)
|
|
|
|
if disk_id is not None:
|
|
if disk_id in id_list:
|
|
return (
|
|
False,
|
|
"Manually specified disk ID {} is already in use for VM {}.".format(
|
|
disk_id, vm
|
|
),
|
|
)
|
|
else:
|
|
# Find the next free disk ID
|
|
first_dev_prefix = id_list[0][0:-1]
|
|
|
|
for char in range(ord("a"), ord("z")):
|
|
char = chr(char)
|
|
next_id = "{}{}".format(first_dev_prefix, char)
|
|
if next_id not in id_list:
|
|
break
|
|
else:
|
|
next_id = None
|
|
if next_id is None:
|
|
return (
|
|
False,
|
|
"Failed to find a valid disk_id and none specified; too many disks for VM {}?".format(
|
|
vm
|
|
),
|
|
)
|
|
disk_id = next_id
|
|
|
|
if last_disk is None:
|
|
if disk_type == "rbd":
|
|
# RBD volumes need an example to be based on
|
|
return (
|
|
False,
|
|
"There are no existing RBD volumes attached to this VM. Autoconfiguration failed; use the 'vm modify' command to manually configure this volume with the required details for authentication, hosts, etc..",
|
|
)
|
|
elif disk_type == "file":
|
|
# File types can be added ad-hoc
|
|
disk_template = '<disk type="file" device="disk"><driver name="qemu" type="raw"/><source file="{source}"/><target dev="{dev}" bus="{bus}"/></disk>'.format(
|
|
source=volume, dev=disk_id, bus=bus
|
|
)
|
|
last_disk_details = fromstring(disk_template)
|
|
|
|
new_disk_details = last_disk_details
|
|
new_disk_details.target.set("dev", disk_id)
|
|
new_disk_details.target.set("bus", bus)
|
|
if disk_type == "rbd":
|
|
new_disk_details.source.set("name", volume)
|
|
elif disk_type == "file":
|
|
new_disk_details.source.set("file", volume)
|
|
device_xml = new_disk_details
|
|
|
|
all_disks = parsed_xml.devices.find("disk")
|
|
if all_disks is None:
|
|
all_disks = []
|
|
for disk in all_disks:
|
|
last_disk = disk
|
|
|
|
# Add the disk at the end of the list (or, right above emulator)
|
|
if len(all_disks) > 0:
|
|
for idx, disk in enumerate(parsed_xml.devices.find("disk")):
|
|
if idx == len(all_disks) - 1:
|
|
disk.addnext(device_xml)
|
|
else:
|
|
parsed_xml.devices.find("emulator").addprevious(device_xml)
|
|
|
|
try:
|
|
new_xml = tostring(parsed_xml, pretty_print=True)
|
|
except Exception:
|
|
return False, "ERROR: Failed to dump XML data."
|
|
|
|
modify_retcode, modify_retmsg = vm_modify(config, vm, new_xml, restart)
|
|
|
|
if not modify_retcode:
|
|
return modify_retcode, modify_retmsg
|
|
|
|
if live:
|
|
device_string = tostring(device_xml)
|
|
attach_retcode, attach_retmsg = vm_device_attach(config, vm, device_string)
|
|
|
|
if not attach_retcode:
|
|
retcode = attach_retcode
|
|
retmsg = attach_retmsg
|
|
else:
|
|
retcode = attach_retcode
|
|
retmsg = "Volume '{}/{}' successfully added to VM config and hot attached to running VM.".format(
|
|
vpool, vname
|
|
)
|
|
else:
|
|
retcode = modify_retcode
|
|
retmsg = modify_retmsg
|
|
|
|
return retcode, retmsg
|
|
|
|
|
|
def vm_volumes_remove(config, vm, volume, live, restart):
|
|
"""
|
|
Remove a volume to the VM
|
|
|
|
Calls vm_info to get the VM XML.
|
|
|
|
Calls vm_modify to set the VM XML.
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
from lxml.etree import tostring
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML document."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
changed = False
|
|
device_string = None
|
|
for disk in parsed_xml.devices.find("disk"):
|
|
disk_name = disk.source.attrib.get("name")
|
|
if not disk_name:
|
|
disk_name = disk.source.attrib.get("file")
|
|
if volume == disk_name:
|
|
device_string = tostring(disk)
|
|
disk.getparent().remove(disk)
|
|
changed = True
|
|
|
|
if changed:
|
|
try:
|
|
new_xml = tostring(parsed_xml, pretty_print=True)
|
|
except Exception:
|
|
return False, "ERROR: Failed to dump XML data."
|
|
else:
|
|
return False, 'ERROR: Volume "{}" does not exist on VM.'.format(volume)
|
|
|
|
modify_retcode, modify_retmsg = vm_modify(config, vm, new_xml, restart)
|
|
|
|
if not modify_retcode:
|
|
return modify_retcode, modify_retmsg
|
|
|
|
if live and device_string:
|
|
detach_retcode, detach_retmsg = vm_device_detach(config, vm, device_string)
|
|
|
|
if not detach_retcode:
|
|
retcode = detach_retcode
|
|
retmsg = detach_retmsg
|
|
else:
|
|
retcode = detach_retcode
|
|
retmsg = "Volume '{}' successfully removed from VM config and hot detached from running VM.".format(
|
|
volume
|
|
)
|
|
else:
|
|
retcode = modify_retcode
|
|
retmsg = modify_retmsg
|
|
|
|
return retcode, retmsg
|
|
|
|
|
|
def vm_volumes_get(config, vm):
|
|
"""
|
|
Get the volumes of the VM
|
|
|
|
Calls vm_info to get VM XML.
|
|
|
|
Returns a list of tuples of (volume, disk_id, type, bus)
|
|
"""
|
|
from lxml.objectify import fromstring
|
|
|
|
status, domain_information = vm_info(config, vm)
|
|
if not status:
|
|
return status, domain_information
|
|
|
|
xml = domain_information.get("xml", None)
|
|
if xml is None:
|
|
return False, "VM does not have a valid XML doccument."
|
|
|
|
try:
|
|
parsed_xml = fromstring(xml)
|
|
except Exception:
|
|
return False, "ERROR: Failed to parse XML data."
|
|
|
|
data = dict()
|
|
data["name"] = vm
|
|
data["volumes"] = list()
|
|
for disk in parsed_xml.devices.find("disk"):
|
|
protocol = disk.attrib.get("type")
|
|
disk_id = disk.target.attrib.get("dev")
|
|
bus = disk.target.attrib.get("bus")
|
|
if protocol == "network":
|
|
protocol = disk.source.attrib.get("protocol")
|
|
source = disk.source.attrib.get("name")
|
|
elif protocol == "file":
|
|
protocol = "file"
|
|
source = disk.source.attrib.get("file")
|
|
else:
|
|
protocol = "unknown"
|
|
source = "unknown"
|
|
|
|
data["volumes"].append(
|
|
{"volume": source, "disk_id": disk_id, "protocol": protocol, "bus": bus}
|
|
)
|
|
|
|
return True, data
|
|
|
|
|
|
def format_vm_volumes(config, data):
|
|
"""
|
|
Format the output of a volume value in a nice table
|
|
"""
|
|
output_list = []
|
|
|
|
volume_length = 7
|
|
disk_id_length = 4
|
|
protocol_length = 5
|
|
bus_length = 4
|
|
|
|
for volume in data["volumes"]:
|
|
_volume_length = len(volume["volume"]) + 1
|
|
if _volume_length > volume_length:
|
|
volume_length = _volume_length
|
|
|
|
_disk_id_length = len(volume["disk_id"]) + 1
|
|
if _disk_id_length > disk_id_length:
|
|
disk_id_length = _disk_id_length
|
|
|
|
_protocol_length = len(volume["protocol"]) + 1
|
|
if _protocol_length > protocol_length:
|
|
protocol_length = _protocol_length
|
|
|
|
_bus_length = len(volume["bus"]) + 1
|
|
if _bus_length > bus_length:
|
|
bus_length = _bus_length
|
|
|
|
output_list.append(
|
|
"{bold}{volume: <{volume_length}} \
|
|
{disk_id: <{disk_id_length}} \
|
|
{protocol: <{protocol_length}} \
|
|
{bus: <{bus_length}}{end_bold}".format(
|
|
volume_length=volume_length,
|
|
disk_id_length=disk_id_length,
|
|
protocol_length=protocol_length,
|
|
bus_length=bus_length,
|
|
bold=ansiprint.bold(),
|
|
end_bold=ansiprint.end(),
|
|
volume="Volume",
|
|
disk_id="Dev",
|
|
protocol="Type",
|
|
bus="Bus",
|
|
)
|
|
)
|
|
count = 0
|
|
for volume in data["volumes"]:
|
|
count += 1
|
|
output_list.append(
|
|
"{bold}{volume: <{volume_length}} \
|
|
{disk_id: <{disk_id_length}} \
|
|
{protocol: <{protocol_length}} \
|
|
{bus: <{bus_length}}{end_bold}".format(
|
|
volume_length=volume_length,
|
|
disk_id_length=disk_id_length,
|
|
protocol_length=protocol_length,
|
|
bus_length=bus_length,
|
|
bold="",
|
|
end_bold="",
|
|
volume=volume["volume"],
|
|
disk_id=volume["disk_id"],
|
|
protocol=volume["protocol"],
|
|
bus=volume["bus"],
|
|
)
|
|
)
|
|
return "\n".join(output_list)
|
|
|
|
|
|
def view_console_log(config, vm, lines=100):
|
|
"""
|
|
Return console log lines from the API (and display them in a pager in the main CLI)
|
|
|
|
API endpoint: GET /vm/{vm}/console
|
|
API arguments: lines={lines}
|
|
API schema: {"name":"{vmname}","data":"{console_log}"}
|
|
"""
|
|
params = {"lines": lines}
|
|
response = call_api(config, "get", "/vm/{vm}/console".format(vm=vm), params=params)
|
|
|
|
if response.status_code != 200:
|
|
return False, response.json().get("message", "")
|
|
|
|
console_log = response.json()["data"]
|
|
|
|
# Shrink the log buffer to length lines
|
|
shrunk_log = console_log.split("\n")[-lines:]
|
|
loglines = "\n".join(shrunk_log)
|
|
|
|
return True, loglines
|
|
|
|
|
|
def follow_console_log(config, vm, lines=10):
|
|
"""
|
|
Return and follow console log lines from the API
|
|
|
|
API endpoint: GET /vm/{vm}/console
|
|
API arguments: lines={lines}
|
|
API schema: {"name":"{vmname}","data":"{console_log}"}
|
|
"""
|
|
# We always grab 200 to match the follow call, but only _show_ `lines` number
|
|
params = {"lines": 200}
|
|
response = call_api(config, "get", "/vm/{vm}/console".format(vm=vm), params=params)
|
|
|
|
if response.status_code != 200:
|
|
return False, response.json().get("message", "")
|
|
|
|
# Shrink the log buffer to length lines
|
|
console_log = response.json()["data"]
|
|
shrunk_log = console_log.split("\n")[-int(lines) :]
|
|
loglines = "\n".join(shrunk_log)
|
|
|
|
# Print the initial data and begin following
|
|
print(loglines, end="")
|
|
|
|
while True:
|
|
# Grab the next line set (200 is a reasonable number of lines per half-second; any more are skipped)
|
|
try:
|
|
params = {"lines": 200}
|
|
response = call_api(
|
|
config, "get", "/vm/{vm}/console".format(vm=vm), params=params
|
|
)
|
|
new_console_log = response.json()["data"]
|
|
except Exception:
|
|
break
|
|
# Split the new and old log strings into constitutent lines
|
|
old_console_loglines = console_log.split("\n")
|
|
new_console_loglines = new_console_log.split("\n")
|
|
|
|
# Set the console log to the new log value for the next iteration
|
|
console_log = new_console_log
|
|
|
|
# Remove the lines from the old log until we hit the first line of the new log; this
|
|
# ensures that the old log is a string that we can remove from the new log entirely
|
|
for index, line in enumerate(old_console_loglines, start=0):
|
|
if line == new_console_loglines[0]:
|
|
del old_console_loglines[0:index]
|
|
break
|
|
# Rejoin the log lines into strings
|
|
old_console_log = "\n".join(old_console_loglines)
|
|
new_console_log = "\n".join(new_console_loglines)
|
|
# Remove the old lines from the new log
|
|
diff_console_log = new_console_log.replace(old_console_log, "")
|
|
# If there's a difference, print it out
|
|
if diff_console_log:
|
|
print(diff_console_log, end="")
|
|
# Wait half a second
|
|
time.sleep(0.5)
|
|
|
|
return True, ""
|
|
|
|
|
|
#
|
|
# Output display functions
|
|
#
|
|
def format_info(config, domain_information, long_output):
|
|
# Format a nice output; do this line-by-line then concat the elements at the end
|
|
ainformation = []
|
|
ainformation.append(
|
|
"{}Virtual machine information:{}".format(ansiprint.bold(), ansiprint.end())
|
|
)
|
|
ainformation.append("")
|
|
# Basic information
|
|
ainformation.append(
|
|
"{}Name:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["name"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}UUID:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["uuid"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Description:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["description"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Profile:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["profile"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Memory (M):{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["memory"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}vCPUs:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["vcpu"]
|
|
)
|
|
)
|
|
if long_output:
|
|
ainformation.append(
|
|
"{}Topology (S/C/T):{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["vcpu_topology"]
|
|
)
|
|
)
|
|
|
|
if (
|
|
domain_information["vnc"].get("listen")
|
|
and domain_information["vnc"].get("port")
|
|
) or long_output:
|
|
listen = (
|
|
domain_information["vnc"]["listen"]
|
|
if domain_information["vnc"].get("listen")
|
|
else "N/A"
|
|
)
|
|
port = (
|
|
domain_information["vnc"]["port"]
|
|
if domain_information["vnc"].get("port")
|
|
else "N/A"
|
|
)
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{}VNC listen:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), listen
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}VNC port:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), port
|
|
)
|
|
)
|
|
|
|
if long_output:
|
|
# Virtualization information
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{}Emulator:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["emulator"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Type:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["type"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Arch:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["arch"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Machine:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["machine"]
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Features:{} {}".format(
|
|
ansiprint.purple(),
|
|
ansiprint.end(),
|
|
" ".join(domain_information["features"]),
|
|
)
|
|
)
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{0}Memory stats:{1} {2}Swap In Swap Out Faults (maj/min) Available Usable Unused RSS{3}".format(
|
|
ansiprint.purple(), ansiprint.end(), ansiprint.bold(), ansiprint.end()
|
|
)
|
|
)
|
|
ainformation.append(
|
|
" {0: <7} {1: <8} {2: <16} {3: <10} {4: <7} {5: <7} {6: <10}".format(
|
|
format_metric(domain_information["memory_stats"].get("swap_in", 0)),
|
|
format_metric(domain_information["memory_stats"].get("swap_out", 0)),
|
|
"/".join(
|
|
[
|
|
format_metric(
|
|
domain_information["memory_stats"].get("major_fault", 0)
|
|
),
|
|
format_metric(
|
|
domain_information["memory_stats"].get("minor_fault", 0)
|
|
),
|
|
]
|
|
),
|
|
format_bytes(
|
|
domain_information["memory_stats"].get("available", 0) * 1024
|
|
),
|
|
format_bytes(
|
|
domain_information["memory_stats"].get("usable", 0) * 1024
|
|
),
|
|
format_bytes(
|
|
domain_information["memory_stats"].get("unused", 0) * 1024
|
|
),
|
|
format_bytes(domain_information["memory_stats"].get("rss", 0) * 1024),
|
|
)
|
|
)
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{0}vCPU stats:{1} {2}CPU time (ns) User time (ns) System time (ns){3}".format(
|
|
ansiprint.purple(), ansiprint.end(), ansiprint.bold(), ansiprint.end()
|
|
)
|
|
)
|
|
ainformation.append(
|
|
" {0: <16} {1: <16} {2: <15}".format(
|
|
str(domain_information["vcpu_stats"].get("cpu_time", 0)),
|
|
str(domain_information["vcpu_stats"].get("user_time", 0)),
|
|
str(domain_information["vcpu_stats"].get("system_time", 0)),
|
|
)
|
|
)
|
|
|
|
# PVC cluster information
|
|
ainformation.append("")
|
|
dstate_colour = {
|
|
"start": ansiprint.green(),
|
|
"restart": ansiprint.yellow(),
|
|
"shutdown": ansiprint.yellow(),
|
|
"stop": ansiprint.red(),
|
|
"disable": ansiprint.blue(),
|
|
"fail": ansiprint.red(),
|
|
"migrate": ansiprint.blue(),
|
|
"unmigrate": ansiprint.blue(),
|
|
"provision": ansiprint.blue(),
|
|
"restore": ansiprint.blue(),
|
|
"import": ansiprint.blue(),
|
|
"mirror": ansiprint.blue(),
|
|
}
|
|
ainformation.append(
|
|
"{}State:{} {}{}{}".format(
|
|
ansiprint.purple(),
|
|
ansiprint.end(),
|
|
dstate_colour[domain_information["state"]],
|
|
domain_information["state"],
|
|
ansiprint.end(),
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Current node:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["node"]
|
|
)
|
|
)
|
|
if not domain_information["last_node"]:
|
|
domain_information["last_node"] = "N/A"
|
|
ainformation.append(
|
|
"{}Previous node:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["last_node"]
|
|
)
|
|
)
|
|
|
|
# Get a failure reason if applicable
|
|
if domain_information["failed_reason"]:
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{}Failure reason:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), domain_information["failed_reason"]
|
|
)
|
|
)
|
|
|
|
if (
|
|
not domain_information.get("node_selector")
|
|
or domain_information.get("node_selector") == "None"
|
|
):
|
|
formatted_node_selector = "Default"
|
|
else:
|
|
formatted_node_selector = str(domain_information["node_selector"]).title()
|
|
|
|
if (
|
|
not domain_information.get("node_limit")
|
|
or domain_information.get("node_limit") == "None"
|
|
):
|
|
formatted_node_limit = "Any"
|
|
else:
|
|
formatted_node_limit = ", ".join(domain_information["node_limit"])
|
|
|
|
if not domain_information.get("node_autostart"):
|
|
autostart_colour = ansiprint.blue()
|
|
formatted_node_autostart = "False"
|
|
else:
|
|
autostart_colour = ansiprint.green()
|
|
formatted_node_autostart = "True"
|
|
|
|
if (
|
|
not domain_information.get("migration_method")
|
|
or domain_information.get("migration_method") == "None"
|
|
):
|
|
formatted_migration_method = "Live, Shutdown"
|
|
else:
|
|
formatted_migration_method = (
|
|
f"{str(domain_information['migration_method']).title()} only"
|
|
)
|
|
|
|
ainformation.append(
|
|
"{}Node limit:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), formatted_node_limit
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Autostart:{} {}{}{}".format(
|
|
ansiprint.purple(),
|
|
ansiprint.end(),
|
|
autostart_colour,
|
|
formatted_node_autostart,
|
|
ansiprint.end(),
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Migration method:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), formatted_migration_method
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Migration selector:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), formatted_node_selector
|
|
)
|
|
)
|
|
ainformation.append(
|
|
"{}Max live downtime:{} {}".format(
|
|
ansiprint.purple(),
|
|
ansiprint.end(),
|
|
f"{domain_information.get('migration_max_downtime')} ms",
|
|
)
|
|
)
|
|
|
|
# Tag list
|
|
tags_name_length = 5
|
|
tags_type_length = 5
|
|
tags_protected_length = 10
|
|
for tag in domain_information["tags"]:
|
|
_tags_name_length = len(tag["name"]) + 1
|
|
if _tags_name_length > tags_name_length:
|
|
tags_name_length = _tags_name_length
|
|
|
|
_tags_type_length = len(tag["type"]) + 1
|
|
if _tags_type_length > tags_type_length:
|
|
tags_type_length = _tags_type_length
|
|
|
|
_tags_protected_length = len(str(tag["protected"])) + 1
|
|
if _tags_protected_length > tags_protected_length:
|
|
tags_protected_length = _tags_protected_length
|
|
|
|
if len(domain_information["tags"]) > 0:
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{purple}Tags:{end} {bold}{tags_name: <{tags_name_length}} {tags_type: <{tags_type_length}} {tags_protected: <{tags_protected_length}}{end}".format(
|
|
purple=ansiprint.purple(),
|
|
bold=ansiprint.bold(),
|
|
end=ansiprint.end(),
|
|
tags_name_length=tags_name_length,
|
|
tags_type_length=tags_type_length,
|
|
tags_protected_length=tags_protected_length,
|
|
tags_name="Name",
|
|
tags_type="Type",
|
|
tags_protected="Protected",
|
|
)
|
|
)
|
|
|
|
for tag in sorted(
|
|
domain_information["tags"], key=lambda t: t["type"] + t["name"]
|
|
):
|
|
ainformation.append(
|
|
" {tags_name: <{tags_name_length}} {tags_type: <{tags_type_length}} {tags_protected_colour}{tags_protected: <{tags_protected_length}}{end}".format(
|
|
tags_name_length=tags_name_length,
|
|
tags_type_length=tags_type_length,
|
|
tags_protected_length=tags_protected_length,
|
|
tags_name=tag["name"],
|
|
tags_type=tag["type"],
|
|
tags_protected=str(tag["protected"]),
|
|
tags_protected_colour=(
|
|
ansiprint.green() if tag["protected"] else ansiprint.blue()
|
|
),
|
|
end=ansiprint.end(),
|
|
)
|
|
)
|
|
else:
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{purple}Tags:{end} N/A".format(
|
|
purple=ansiprint.purple(),
|
|
end=ansiprint.end(),
|
|
)
|
|
)
|
|
|
|
# Snapshot list
|
|
snapshots_name_length = 5
|
|
snapshots_age_length = 4
|
|
snapshots_xml_changes_length = 12
|
|
for snapshot in domain_information.get("snapshots", list()):
|
|
xml_diff_plus = 0
|
|
xml_diff_minus = 0
|
|
for line in snapshot["xml_diff_lines"]:
|
|
if re.match(r"^\+ ", line):
|
|
xml_diff_plus += 1
|
|
elif re.match(r"^- ", line):
|
|
xml_diff_minus += 1
|
|
xml_diff_counts = f"+{xml_diff_plus}/-{xml_diff_minus}"
|
|
|
|
_snapshots_name_length = len(snapshot["name"]) + 1
|
|
if _snapshots_name_length > snapshots_name_length:
|
|
snapshots_name_length = _snapshots_name_length
|
|
|
|
_snapshots_age_length = len(snapshot["age"]) + 1
|
|
if _snapshots_age_length > snapshots_age_length:
|
|
snapshots_age_length = _snapshots_age_length
|
|
|
|
_snapshots_xml_changes_length = len(xml_diff_counts) + 1
|
|
if _snapshots_xml_changes_length > snapshots_xml_changes_length:
|
|
snapshots_xml_changes_length = _snapshots_xml_changes_length
|
|
|
|
if len(domain_information.get("snapshots", list())) > 0:
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{purple}Snapshots:{end} {bold}{snapshots_name: <{snapshots_name_length}} {snapshots_age: <{snapshots_age_length}} {snapshots_xml_changes: <{snapshots_xml_changes_length}}{end}".format(
|
|
purple=ansiprint.purple(),
|
|
bold=ansiprint.bold(),
|
|
end=ansiprint.end(),
|
|
snapshots_name_length=snapshots_name_length,
|
|
snapshots_age_length=snapshots_age_length,
|
|
snapshots_xml_changes_length=snapshots_xml_changes_length,
|
|
snapshots_name="Name",
|
|
snapshots_age="Age",
|
|
snapshots_xml_changes="XML Changes",
|
|
)
|
|
)
|
|
|
|
for snapshot in domain_information.get("snapshots", list()):
|
|
xml_diff_plus = 0
|
|
xml_diff_minus = 0
|
|
for line in snapshot["xml_diff_lines"]:
|
|
if re.match(r"^\+ ", line):
|
|
xml_diff_plus += 1
|
|
elif re.match(r"^- ", line):
|
|
xml_diff_minus += 1
|
|
xml_diff_counts = f"{ansiprint.green()}+{xml_diff_plus}{ansiprint.end()}/{ansiprint.red()}-{xml_diff_minus}{ansiprint.end()}"
|
|
|
|
ainformation.append(
|
|
" {snapshots_name: <{snapshots_name_length}} {snapshots_age: <{snapshots_age_length}} {snapshots_xml_changes: <{snapshots_xml_changes_length}}{end}".format(
|
|
snapshots_name_length=snapshots_name_length,
|
|
snapshots_age_length=snapshots_age_length,
|
|
snapshots_xml_changes_length=snapshots_xml_changes_length,
|
|
snapshots_name=snapshot["name"],
|
|
snapshots_age=snapshot["age"],
|
|
snapshots_xml_changes=xml_diff_counts,
|
|
end=ansiprint.end(),
|
|
)
|
|
)
|
|
else:
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{purple}Snapshots:{end} N/A".format(
|
|
purple=ansiprint.purple(),
|
|
end=ansiprint.end(),
|
|
)
|
|
)
|
|
|
|
# Network list
|
|
net_list = []
|
|
cluster_net_list = call_api(config, "get", "/network").json()
|
|
for net in domain_information["networks"]:
|
|
net_vni = net["vni"]
|
|
if (
|
|
net_vni not in ["cluster", "storage", "upstream"]
|
|
and not re.match(r"^macvtap:.*", net_vni)
|
|
and not re.match(r"^hostdev:.*", net_vni)
|
|
):
|
|
if int(net_vni) not in [net["vni"] for net in cluster_net_list]:
|
|
net_list.append(
|
|
ansiprint.red() + net_vni + ansiprint.end() + " [invalid]"
|
|
)
|
|
else:
|
|
net_list.append(net_vni)
|
|
else:
|
|
net_list.append(net_vni)
|
|
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{}Networks:{} {}".format(
|
|
ansiprint.purple(), ansiprint.end(), ", ".join(net_list)
|
|
)
|
|
)
|
|
|
|
if long_output:
|
|
# Disk list
|
|
ainformation.append("")
|
|
name_length = 0
|
|
for disk in domain_information["disks"]:
|
|
_name_length = len(disk["name"]) + 1
|
|
if _name_length > name_length:
|
|
name_length = _name_length
|
|
ainformation.append(
|
|
"{0}Disks:{1} {2}ID Type {3: <{width}} Dev Bus Requests (r/w) Data (r/w){4}".format(
|
|
ansiprint.purple(),
|
|
ansiprint.end(),
|
|
ansiprint.bold(),
|
|
"Name",
|
|
ansiprint.end(),
|
|
width=name_length,
|
|
)
|
|
)
|
|
for disk in domain_information["disks"]:
|
|
ainformation.append(
|
|
" {0: <3} {1: <5} {2: <{width}} {3: <4} {4: <5} {5: <15} {6}".format(
|
|
domain_information["disks"].index(disk),
|
|
disk["type"],
|
|
disk["name"],
|
|
disk["dev"],
|
|
disk["bus"],
|
|
"/".join(
|
|
[
|
|
str(format_metric(disk.get("rd_req", 0))),
|
|
str(format_metric(disk.get("wr_req", 0))),
|
|
]
|
|
),
|
|
"/".join(
|
|
[
|
|
str(format_bytes(disk.get("rd_bytes", 0))),
|
|
str(format_bytes(disk.get("wr_bytes", 0))),
|
|
]
|
|
),
|
|
width=name_length,
|
|
)
|
|
)
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{}Interfaces:{} {}ID Type Source Model MAC Data (r/w) Packets (r/w) Errors (r/w){}".format(
|
|
ansiprint.purple(), ansiprint.end(), ansiprint.bold(), ansiprint.end()
|
|
)
|
|
)
|
|
for net in domain_information["networks"]:
|
|
net_type = net["type"]
|
|
net_source = net["source"]
|
|
net_mac = net["mac"]
|
|
if net_type in ["direct", "hostdev"]:
|
|
net_model = "N/A"
|
|
net_bytes = "N/A"
|
|
net_packets = "N/A"
|
|
net_errors = "N/A"
|
|
elif net_type in ["bridge"]:
|
|
net_model = net["model"]
|
|
net_bytes = "/".join(
|
|
[
|
|
str(format_bytes(net.get("rd_bytes", 0))),
|
|
str(format_bytes(net.get("wr_bytes", 0))),
|
|
]
|
|
)
|
|
net_packets = "/".join(
|
|
[
|
|
str(format_metric(net.get("rd_packets", 0))),
|
|
str(format_metric(net.get("wr_packets", 0))),
|
|
]
|
|
)
|
|
net_errors = "/".join(
|
|
[
|
|
str(format_metric(net.get("rd_errors", 0))),
|
|
str(format_metric(net.get("wr_errors", 0))),
|
|
]
|
|
)
|
|
|
|
ainformation.append(
|
|
" {0: <3} {1: <8} {2: <12} {3: <8} {4: <18} {5: <12} {6: <15} {7: <12}".format(
|
|
domain_information["networks"].index(net),
|
|
net_type,
|
|
net_source,
|
|
net_model,
|
|
net_mac,
|
|
net_bytes,
|
|
net_packets,
|
|
net_errors,
|
|
)
|
|
)
|
|
# Controller list
|
|
ainformation.append("")
|
|
ainformation.append(
|
|
"{}Controllers:{} {}ID Type Model{}".format(
|
|
ansiprint.purple(), ansiprint.end(), ansiprint.bold(), ansiprint.end()
|
|
)
|
|
)
|
|
for controller in domain_information["controllers"]:
|
|
ainformation.append(
|
|
" {0: <3} {1: <14} {2: <8}".format(
|
|
domain_information["controllers"].index(controller),
|
|
controller["type"],
|
|
str(controller["model"]),
|
|
)
|
|
)
|
|
|
|
# Join it all together
|
|
ainformation.append("")
|
|
return "\n".join(ainformation)
|
|
|
|
|
|
def format_list(config, vm_list):
|
|
# Function to strip the "br" off of nets and return a nicer list
|
|
def getNiceNetID(domain_information):
|
|
# Network list
|
|
net_list = []
|
|
for net in domain_information["networks"]:
|
|
net_list.append(net["vni"])
|
|
return net_list
|
|
|
|
# Function to get tag names and returna nicer list
|
|
def getNiceTagName(domain_information):
|
|
# Tag list
|
|
tag_list = []
|
|
for tag in sorted(
|
|
domain_information["tags"], key=lambda t: t["type"] + t["name"]
|
|
):
|
|
tag_list.append(tag["name"])
|
|
return tag_list
|
|
|
|
vm_list_output = []
|
|
|
|
# Determine optimal column widths
|
|
# Dynamic columns: node_name, node, migrated
|
|
vm_name_length = 5
|
|
vm_state_length = 6
|
|
vm_tags_length = 5
|
|
vm_snapshots_length = 10
|
|
vm_nets_length = 9
|
|
vm_ram_length = 8
|
|
vm_vcpu_length = 6
|
|
vm_node_length = 8
|
|
vm_migrated_length = 9
|
|
for domain_information in vm_list:
|
|
net_list = getNiceNetID(domain_information)
|
|
tag_list = getNiceTagName(domain_information)
|
|
# vm_name column
|
|
_vm_name_length = len(domain_information["name"]) + 1
|
|
if _vm_name_length > vm_name_length:
|
|
vm_name_length = _vm_name_length
|
|
# vm_state column
|
|
_vm_state_length = len(domain_information["state"]) + 1
|
|
if _vm_state_length > vm_state_length:
|
|
vm_state_length = _vm_state_length
|
|
# vm_tags column
|
|
_vm_tags_length = len(",".join(tag_list)) + 1
|
|
if _vm_tags_length > vm_tags_length:
|
|
vm_tags_length = _vm_tags_length
|
|
# vm_snapshots column
|
|
_vm_snapshots_length = (
|
|
len(str(len(domain_information.get("snapshots", list())))) + 1
|
|
)
|
|
if _vm_snapshots_length > vm_snapshots_length:
|
|
vm_snapshots_length = _vm_snapshots_length
|
|
# vm_nets column
|
|
_vm_nets_length = len(",".join(net_list)) + 1
|
|
if _vm_nets_length > vm_nets_length:
|
|
vm_nets_length = _vm_nets_length
|
|
# vm_node column
|
|
_vm_node_length = len(domain_information["node"]) + 1
|
|
if _vm_node_length > vm_node_length:
|
|
vm_node_length = _vm_node_length
|
|
# vm_migrated column
|
|
_vm_migrated_length = len(domain_information["migrated"]) + 1
|
|
if _vm_migrated_length > vm_migrated_length:
|
|
vm_migrated_length = _vm_migrated_length
|
|
|
|
# Format the string (header)
|
|
vm_list_output.append(
|
|
"{bold}{vm_header: <{vm_header_length}} {resource_header: <{resource_header_length}} {node_header: <{node_header_length}}{end_bold}".format(
|
|
vm_header_length=vm_name_length
|
|
+ vm_state_length
|
|
+ vm_tags_length
|
|
+ vm_snapshots_length
|
|
+ 3,
|
|
resource_header_length=vm_nets_length + vm_ram_length + vm_vcpu_length + 2,
|
|
node_header_length=vm_node_length + vm_migrated_length + 1,
|
|
bold=ansiprint.bold(),
|
|
end_bold=ansiprint.end(),
|
|
vm_header="VMs "
|
|
+ "".join(
|
|
[
|
|
"-"
|
|
for _ in range(
|
|
4,
|
|
vm_name_length
|
|
+ vm_state_length
|
|
+ vm_tags_length
|
|
+ +vm_snapshots_length
|
|
+ 2,
|
|
)
|
|
]
|
|
),
|
|
resource_header="Resources "
|
|
+ "".join(
|
|
[
|
|
"-"
|
|
for _ in range(
|
|
10, vm_nets_length + vm_ram_length + vm_vcpu_length + 1
|
|
)
|
|
]
|
|
),
|
|
node_header="Node "
|
|
+ "".join(["-" for _ in range(5, vm_node_length + vm_migrated_length)]),
|
|
)
|
|
)
|
|
|
|
vm_list_output.append(
|
|
"{bold}{vm_name: <{vm_name_length}} \
|
|
{vm_state_colour}{vm_state: <{vm_state_length}}{end_colour} \
|
|
{vm_tags: <{vm_tags_length}} \
|
|
{vm_snapshots: <{vm_snapshots_length}} \
|
|
{vm_networks: <{vm_nets_length}} \
|
|
{vm_memory: <{vm_ram_length}} {vm_vcpu: <{vm_vcpu_length}} \
|
|
{vm_node: <{vm_node_length}} \
|
|
{vm_migrated: <{vm_migrated_length}}{end_bold}".format(
|
|
vm_name_length=vm_name_length,
|
|
vm_state_length=vm_state_length,
|
|
vm_tags_length=vm_tags_length,
|
|
vm_snapshots_length=vm_snapshots_length,
|
|
vm_nets_length=vm_nets_length,
|
|
vm_ram_length=vm_ram_length,
|
|
vm_vcpu_length=vm_vcpu_length,
|
|
vm_node_length=vm_node_length,
|
|
vm_migrated_length=vm_migrated_length,
|
|
bold=ansiprint.bold(),
|
|
end_bold=ansiprint.end(),
|
|
vm_state_colour="",
|
|
end_colour="",
|
|
vm_name="Name",
|
|
vm_state="State",
|
|
vm_tags="Tags",
|
|
vm_snapshots="Snapshots",
|
|
vm_networks="Networks",
|
|
vm_memory="RAM (M)",
|
|
vm_vcpu="vCPUs",
|
|
vm_node="Current",
|
|
vm_migrated="Migrated",
|
|
)
|
|
)
|
|
|
|
# Get a list of cluster networks for validity comparisons
|
|
cluster_net_list = call_api(config, "get", "/network").json()
|
|
|
|
# Format the string (elements)
|
|
for domain_information in sorted(vm_list, key=lambda v: v["name"]):
|
|
if domain_information["state"] == "start":
|
|
vm_state_colour = ansiprint.green()
|
|
elif domain_information["state"] == "restart":
|
|
vm_state_colour = ansiprint.yellow()
|
|
elif domain_information["state"] == "shutdown":
|
|
vm_state_colour = ansiprint.yellow()
|
|
elif domain_information["state"] == "stop":
|
|
vm_state_colour = ansiprint.red()
|
|
elif domain_information["state"] == "fail":
|
|
vm_state_colour = ansiprint.red()
|
|
else:
|
|
vm_state_colour = ansiprint.blue()
|
|
|
|
# Handle colouring for an invalid network config
|
|
net_list = getNiceNetID(domain_information)
|
|
tag_list = getNiceTagName(domain_information)
|
|
if len(tag_list) < 1:
|
|
tag_list = ["N/A"]
|
|
|
|
net_invalid_list = []
|
|
for net_vni in net_list:
|
|
if (
|
|
net_vni not in ["cluster", "storage", "upstream"]
|
|
and not re.match(r"^macvtap:.*", net_vni)
|
|
and not re.match(r"^hostdev:.*", net_vni)
|
|
):
|
|
if int(net_vni) not in [net["vni"] for net in cluster_net_list]:
|
|
net_invalid_list.append(True)
|
|
else:
|
|
net_invalid_list.append(False)
|
|
else:
|
|
net_invalid_list.append(False)
|
|
|
|
net_string_list = []
|
|
for net_idx, net_vni in enumerate(net_list):
|
|
if net_invalid_list[net_idx]:
|
|
net_string_list.append(
|
|
"{}{}{}".format(
|
|
ansiprint.red(),
|
|
net_vni,
|
|
ansiprint.end(),
|
|
)
|
|
)
|
|
else:
|
|
net_string_list.append(net_vni)
|
|
|
|
vm_list_output.append(
|
|
"{bold}{vm_name: <{vm_name_length}} \
|
|
{vm_state_colour}{vm_state: <{vm_state_length}}{end_colour} \
|
|
{vm_tags: <{vm_tags_length}} \
|
|
{vm_snapshots: <{vm_snapshots_length}} \
|
|
{vm_networks: <{vm_nets_length}} \
|
|
{vm_memory: <{vm_ram_length}} {vm_vcpu: <{vm_vcpu_length}} \
|
|
{vm_node: <{vm_node_length}} \
|
|
{vm_migrated: <{vm_migrated_length}}{end_bold}".format(
|
|
vm_name_length=vm_name_length,
|
|
vm_state_length=vm_state_length,
|
|
vm_tags_length=vm_tags_length,
|
|
vm_snapshots_length=vm_snapshots_length,
|
|
vm_nets_length=vm_nets_length,
|
|
vm_ram_length=vm_ram_length,
|
|
vm_vcpu_length=vm_vcpu_length,
|
|
vm_node_length=vm_node_length,
|
|
vm_migrated_length=vm_migrated_length,
|
|
bold="",
|
|
end_bold="",
|
|
vm_state_colour=vm_state_colour,
|
|
end_colour=ansiprint.end(),
|
|
vm_name=domain_information["name"],
|
|
vm_state=domain_information["state"],
|
|
vm_tags=",".join(tag_list),
|
|
vm_snapshots=len(domain_information.get("snapshots", list())),
|
|
vm_networks=",".join(net_string_list)
|
|
+ ("" if all(net_invalid_list) else " "),
|
|
vm_memory=domain_information["memory"],
|
|
vm_vcpu=domain_information["vcpu"],
|
|
vm_node=domain_information["node"],
|
|
vm_migrated=domain_information["migrated"],
|
|
)
|
|
)
|
|
|
|
return "\n".join(vm_list_output)
|