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Commit f3aa35f9 by Dudás Ádám
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storage, vm: change activity log format to hierarchical

parent 8cd8d2bf
Showing with 174 additions and 71 deletions
circle/storage/migrations/0010_auto__del_field_diskactivity_state__add_field_diskactivity_parent.py 0 → 100644
# -*- coding: utf-8 -*-
import datetime
from south.db import db
from south.v2 import SchemaMigration
from django.db import models
class Migration(SchemaMigration):
def forwards(self, orm):
# Deleting field 'DiskActivity.state'
db.delete_column(u'storage_diskactivity', 'state')
# Adding field 'DiskActivity.parent'
db.add_column(u'storage_diskactivity', 'parent',
self.gf('django.db.models.fields.related.ForeignKey')(to=orm['storage.DiskActivity'], null=True, blank=True),
keep_default=False)
def backwards(self, orm):
# Adding field 'DiskActivity.state'
db.add_column(u'storage_diskactivity', 'state',
self.gf('django.db.models.fields.CharField')(default='PENDING', max_length=50),
keep_default=False)
# Deleting field 'DiskActivity.parent'
db.delete_column(u'storage_diskactivity', 'parent_id')
models = {
u'auth.group': {
'Meta': {'object_name': 'Group'},
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
},
u'auth.permission': {
'Meta': {'ordering': "(u'content_type__app_label', u'content_type__model', u'codename')", 'unique_together': "((u'content_type', u'codename'),)", 'object_name': 'Permission'},
'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['contenttypes.ContentType']"}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
},
u'auth.user': {
'Meta': {'object_name': 'User'},
'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
},
u'contenttypes.contenttype': {
'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
},
u'storage.datastore': {
'Meta': {'ordering': "['name']", 'object_name': 'DataStore'},
'hostname': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '40'}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '100'}),
'path': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '200'})
},
u'storage.disk': {
'Meta': {'ordering': "['name']", 'object_name': 'Disk'},
'base': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'derivatives'", 'null': 'True', 'to': u"orm['storage.Disk']"}),
'created': ('model_utils.fields.AutoCreatedField', [], {'default': 'datetime.datetime.now'}),
'datastore': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['storage.DataStore']"}),
'destroyed': ('django.db.models.fields.DateTimeField', [], {'default': 'None', 'null': 'True', 'blank': 'True'}),
'dev_num': ('django.db.models.fields.CharField', [], {'default': "'a'", 'max_length': '1'}),
'filename': ('django.db.models.fields.CharField', [], {'max_length': '256'}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'modified': ('model_utils.fields.AutoLastModifiedField', [], {'default': 'datetime.datetime.now'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '100', 'blank': 'True'}),
'ready': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'size': ('sizefield.models.FileSizeField', [], {}),
'type': ('django.db.models.fields.CharField', [], {'max_length': '10'})
},
u'storage.diskactivity': {
'Meta': {'object_name': 'DiskActivity'},
'activity_code': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'created': ('model_utils.fields.AutoCreatedField', [], {'default': 'datetime.datetime.now'}),
'disk': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'activity_log'", 'to': u"orm['storage.Disk']"}),
'finished': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'modified': ('model_utils.fields.AutoLastModifiedField', [], {'default': 'datetime.datetime.now'}),
'parent': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['storage.DiskActivity']", 'null': 'True', 'blank': 'True'}),
'result': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
'started': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
'task_uuid': ('django.db.models.fields.CharField', [], {'max_length': '50', 'unique': 'True', 'null': 'True', 'blank': 'True'}),
'user': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['auth.User']", 'null': 'True', 'blank': 'True'})
}
}
complete_apps = ['storage']
\ No newline at end of file
circle/storage/models.py
# coding=utf-8 # coding=utf-8
from contextlib import contextmanager
import logging import logging
import uuid import uuid
from django.contrib.auth.models import User
from django.db.models import (Model, BooleanField, CharField, DateTimeField, from django.db.models import (Model, BooleanField, CharField, DateTimeField,
ForeignKey, TextField) ForeignKey)
from django.utils import timezone from django.utils import timezone
from django.utils.translation import ugettext_lazy as _ from django.utils.translation import ugettext_lazy as _
from model_utils.models import TimeStampedModel from model_utils.models import TimeStampedModel
from sizefield.models import FileSizeField from sizefield.models import FileSizeField
from .tasks import local_tasks, remote_tasks from .tasks import local_tasks, remote_tasks
from common.models import ActivityModel, activitycontextimpl
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
...@@ -160,31 +161,25 @@ class Disk(TimeStampedModel): ...@@ -160,31 +161,25 @@ class Disk(TimeStampedModel):
if self.ready: if self.ready:
return False return False
act = DiskActivity(activity_code='storage.Disk.deploy') with disk_activity(code_suffix='deploy', disk=self,
act.disk = self task_uuid=task_uuid, user=user) as act:
act.started = timezone.now()
act.state = 'PENDING' # Delegate create / snapshot jobs
act.task_uuid = task_uuid queue_name = self.datastore.hostname + ".storage"
act.user = user disk_desc = self.get_disk_desc()
act.save() if self.type == 'qcow2-snap':
with act.sub_activity('creating_snapshot'):
# Delegate create / snapshot jobs remote_tasks.snapshot.apply_async(args=[disk_desc],
queue_name = self.datastore.hostname + ".storage" queue=queue_name).get()
disk_desc = self.get_disk_desc() else:
if self.type == 'qcow2-snap': with act.sub_activity('creating_disk'):
act.update_state('CREATING SNAPSHOT') remote_tasks.create.apply_async(args=[disk_desc],
remote_tasks.snapshot.apply_async(args=[disk_desc], queue=queue_name).get()
queue=queue_name).get()
else: self.ready = True
act.update_state('CREATING DISK') self.save()
remote_tasks.create.apply_async(args=[disk_desc],
queue=queue_name).get()
self.ready = True
self.save()
act.finish('SUCCESS') return True
return True
def deploy_async(self, user=None): def deploy_async(self, user=None):
"""Execute deploy asynchronously. """Execute deploy asynchronously.
...@@ -224,53 +219,55 @@ class Disk(TimeStampedModel): ...@@ -224,53 +219,55 @@ class Disk(TimeStampedModel):
# from this point on, the caller has to guarantee that the disk is not # from this point on, the caller has to guarantee that the disk is not
# going to be used until the operation is complete # going to be used until the operation is complete
act = DiskActivity(activity_code='storage.Disk.save_as') with disk_activity(code_suffix='save_as', disk=self,
act.disk = self task_uuid=task_uuid, user=user):
act.started = timezone.now()
act.state = 'PENDING' filename = str(uuid.uuid4())
act.task_uuid = task_uuid new_type, new_base = mapping[self.type]
act.user = user
disk = Disk.objects.create(base=new_base, datastore=self.datastore,
filename=filename, name=name,
size=self.size, type=new_type)
queue_name = self.datastore.hostname + ".storage"
remote_tasks.merge.apply_async(args=[self.get_disk_desc(),
disk.get_disk_desc()],
queue=queue_name).get()
disk.ready = True
disk.save()
return disk
class DiskActivity(ActivityModel):
disk = ForeignKey(Disk, related_name='activity_log',
help_text=_('Disk this activity works on.'),
verbose_name=_('disk'))
@classmethod
def create(cls, code_suffix, instance, task_uuid=None, user=None):
act = cls(activity_code='storage.Disk.' + code_suffix,
instance=instance, parent=None, started=timezone.now(),
task_uuid=task_uuid, user=user)
act.save() act.save()
return act
filename = str(uuid.uuid4()) def create_sub(self, code_suffix, task_uuid=None):
new_type, new_base = mapping[self.type] act = DiskActivity(
activity_code=self.activity_code + '.' + code_suffix,
instance=self.instance, parent=self, started=timezone.now(),
task_uuid=task_uuid, user=self.user)
act.save()
return act
disk = Disk.objects.create(base=new_base, datastore=self.datastore, @contextmanager
filename=filename, name=name, def sub_activity(self, code_suffix, task_uuid=None):
size=self.size, type=new_type) act = self.create_sub(code_suffix, task_uuid)
activitycontextimpl(act)
queue_name = self.datastore.hostname + ".storage"
remote_tasks.merge.apply_async(args=[self.get_disk_desc(),
disk.get_disk_desc()],
queue=queue_name).get()
disk.ready = True
disk.save()
act.finish('SUCCESS')
return disk
class DiskActivity(TimeStampedModel):
activity_code = CharField(verbose_name=_('activity_code'), max_length=100)
task_uuid = CharField(verbose_name=_('task_uuid'), blank=True,
max_length=50, null=True, unique=True)
disk = ForeignKey(Disk, verbose_name=_('disk'),
related_name='activity_log')
user = ForeignKey(User, verbose_name=_('user'), blank=True, null=True)
started = DateTimeField(verbose_name=_('started'), blank=True, null=True)
finished = DateTimeField(verbose_name=_('finished'), blank=True, null=True)
result = TextField(verbose_name=_('result'), blank=True, null=True)
state = CharField(verbose_name=_('state'), default='PENDING',
max_length=50)
def update_state(self, new_state):
self.state = new_state
self.save()
def finish(self, result=None): @contextmanager
if not self.finished: def disk_activity(code_suffix, instance, task_uuid=None, user=None):
self.finished = timezone.now() act = DiskActivity.create(code_suffix, instance, task_uuid, user)
self.result = result activitycontextimpl(act)
self.state = 'COMPLETED'
self.save()
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