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Working on migrations

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This commit is contained in:
Michael DeHaan 2013-03-13 16:29:51 -04:00
parent 6c8b4de4c1
commit 9491453887
2 changed files with 65 additions and 27 deletions
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2
Makefile
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@ -30,7 +30,7 @@ runserver:
dbchange:
# run this each time we make changes to the model
python manage.py schemamigration main --auto
python manage.py schemamigration main changes --auto
migrate:
# run this to apply changes to the model

90
lib/main/models/__init__.py
View File

@ -1,13 +1,8 @@
from django.db import models
from django.db.models import CASCADE, SET_NULL, PROTECT
# TODO: jobs and events model
# TODO: how to link up with Django user auth
# TODO: general schema review/organization
# TODO: audit cascade behavior and defaults
# TODO: set related names
SET_NULL = models.SET_NULL
PROTECT = models.PROTECT
# TODO: jobs and events model TBD
# TODO: reporting model TBD
class CommonModel(models.Model):
'''
@ -22,11 +17,15 @@ class CommonModel(models.Model):
creation_date = models.DateField()
tags = models.ManyToManyField('Tag', related_name='%(class)s_tags')
audit_trail = models.ManyToManyField('AuditTrail', related_name='%(class)s_audit_trails')
active = models.BooleanField(default=True)
class Tag(models.Model):
'''
any type of object can be given a search tag
'''
class Meta:
app_label = 'main'
name = models.TextField()
@ -35,18 +34,24 @@ class AuditTrail(CommonModel):
'''
changing any object records the change
'''
class Meta:
app_label = 'main'
resource_type = models.TextField()
modified_by = models.ForeignKey('User')
modified_by = models.ForeignKey('User', on_delete=SET_NULL, null=True)
delta = models.TextField() # FIXME: switch to JSONField
detail = models.TextField()
comment = models.TextField()
tag = models.ForeignKey('Tag')
tag = models.ForeignKey('Tag', on_delete=SET_NULL, null=True)
class Organization(CommonModel):
'''
organizations are the basic unit of multi-tenancy divisions
'''
class Meta:
app_label = 'main'
users = models.ManyToManyField('User', related_name='organizations')
admins = models.ManyToManyField('User', related_name='admin_of_organizations')
@ -56,23 +61,32 @@ class Inventory(CommonModel):
'''
an inventory source contains lists and hosts.
'''
class Meta:
app_label = 'main'
organization = models.ForeignKey(Organization, related_name='inventories')
organization = models.ForeignKey(Organization, null=True, on_delete=SET_NULL, related_name='inventories')
class Host(CommonModel):
'''
A managed node
'''
class Meta:
app_label = 'main'
inventory = models.ForeignKey('Inventory', related_name='hosts')
inventory = models.ForeignKey('Inventory', null=True, on_delete=SET_NULL, related_name='hosts')
class Group(CommonModel):
'''
A group of managed nodes. May belong to multiple groups
'''
class Meta:
app_label = 'main'
inventory = models.ForeignKey('Inventory', related_name='groups')
inventory = models.ForeignKey('Inventory', null=True, on_delete=SET_NULL, related_name='groups')
parents = models.ManyToManyField('self', related_name='children')
# FIXME: audit nullables
@ -82,15 +96,21 @@ class VariableData(CommonModel):
'''
A set of host or group variables
'''
class Meta:
app_label = 'main'
host = models.ForeignKey('Host', null=True, default=None, blank=True, related_name='variable_data')
group = models.ForeignKey('Group', null=True, default=None, blank=True, related_name='variable_data')
host = models.ForeignKey('Host', null=True, default=None, blank=True, on_delete=CASCADE, related_name='variable_data')
group = models.ForeignKey('Group', null=True, default=None, blank=True, on_delete=CASCADE, related_name='variable_data')
data = models.TextField() # FIXME: JsonField
class User(CommonModel):
'''
Basic user class
'''
class Meta:
app_label = 'main'
# FIXME: how to integrate with Django auth?
@ -102,10 +122,13 @@ class Credential(CommonModel):
Usually this is a SSH key location, and possibly an unlock password.
If used with sudo, a sudo password should be set if required.
'''
class Meta:
app_label = 'main'
user = models.ForeignKey('User', null=True, default=None, blank=True, related_name='credentials')
project = models.ForeignKey('Project', null=True, default=None, blank=True, related_name='credentials')
team = models.ForeignKey('Team', null=True, default=None, blank=True, related_name='credentials')
user = models.ForeignKey('User', null=True, default=None, blank=True, on_delete=SET_NULL, related_name='credentials')
project = models.ForeignKey('Project', null=True, default=None, blank=True, on_delete=SET_NULL, related_name='credentials')
team = models.ForeignKey('Team', null=True, default=None, blank=True, on_delete=SET_NULL, related_name='credentials')
ssh_key_path = models.TextField(blank=True, default='')
ssh_key_data = models.TextField(blank=True, default='') # later
@ -119,6 +142,9 @@ class Team(CommonModel):
A team is a group of users that work on common projects.
'''
class Meta:
app_label = 'main'
projects = models.ManyToManyField('Project', related_name='teams')
users = models.ManyToManyField('User', related_name='teams')
organization = models.ManyToManyField('Organization', related_name='teams')
@ -127,6 +153,9 @@ class Project(CommonModel):
'''
A project represents a playbook git repo that can access a set of inventories
'''
class Meta:
app_label = 'main'
inventories = models.ManyToManyField('Inventory', related_name='projects')
local_repository = models.TextField()
@ -137,10 +166,13 @@ class Permission(CommonModel):
'''
A permission allows a user, project, or team to be able to use an inventory source.
'''
class Meta:
app_label = 'main'
user = models.ForeignKey('User', related_name='permissions')
project = models.ForeignKey('Project', related_name='permissions')
team = models.ForeignKey('Team', related_name='permissions')
user = models.ForeignKey('User', null=True, on_delete=SET_NULL, related_name='permissions')
project = models.ForeignKey('Project', null=True, on_delete=SET_NULL, related_name='permissions')
team = models.ForeignKey('Team', null=True, on_delete=SET_NULL, related_name='permissions')
job_type = models.TextField()
# TODO: other job types (later)
@ -149,11 +181,14 @@ class LaunchJob(CommonModel):
'''
a launch job is a request to apply a project to an inventory source with a given credential
'''
class Meta:
app_label = 'main'
inventory = models.ForeignKey('Inventory', null=True, default=None, blank=True, related_name='launch_jobs')
credential = models.ForeignKey('Credential', null=True, default=None, blank=True, related_name='launch_jobs')
project = models.ForeignKey('Project', null=True, default=None, blank=True, related_name='launch_jobs')
user = models.ForeignKey('User', null=True, default=None, blank=True, related_name='launch_jobs')
inventory = models.ForeignKey('Inventory', on_delete=SET_NULL, null=True, default=None, blank=True, related_name='launch_jobs')
credential = models.ForeignKey('Credential', on_delete=SET_NULL, null=True, default=None, blank=True, related_name='launch_jobs')
project = models.ForeignKey('Project', on_delete=SET_NULL, null=True, default=None, blank=True, related_name='launch_jobs')
user = models.ForeignKey('User', on_delete=SET_NULL, null=True, default=None, blank=True, related_name='launch_jobs')
job_type = models.TextField()
@ -161,8 +196,11 @@ class LaunchJob(CommonModel):
# TODO: Events
class LaunchJobStatus(CommonModel):
class Meta:
app_label = 'main'
launch_job = models.ForeignKey('LaunchJob', related_name='launch_job_statuses')
launch_job = models.ForeignKey('LaunchJob', null=True, on_delete=SET_NULL, related_name='launch_job_statuses')
status = models.IntegerField()
result_data = models.TextField()