77 lines
3 KiB
Python
77 lines
3 KiB
Python
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import logging
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import uuid
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import os
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import sys
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import gitlab
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from jinja2 import Environment, FileSystemLoader
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from django.db import models
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from django.conf import settings
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from django.contrib.auth import get_user_model
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from django.template.loader import render_to_string
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from uncloud_pay.models import Order
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# Initialize logger.
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logger = logging.getLogger(__name__)
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class VMInstance(models.Model):
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owner = models.ForeignKey(get_user_model(),
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on_delete=models.CASCADE,
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editable=True)
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vm_id = models.UUIDField(default=uuid.uuid4, editable=False, unique=True)
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config = models.JSONField(null=False, blank=False)
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order = models.OneToOneField(Order, on_delete=models.CASCADE, related_name='instance_id')
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creation_date = models.DateTimeField(auto_now_add=True)
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termination_date = models.DateTimeField(blank=True, null=True)
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def save(self, *args, **kwargs):
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# Read the deployment yaml file and render the template
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# Then save it as new yaml file and push it to github repo
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if 'test' in sys.argv:
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return super().save(*args, **kwargs)
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template_dir = os.path.join(os.path.dirname(__file__), 'yaml')
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env = Environment(loader = FileSystemLoader(template_dir),autoescape = True)
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tmpl = env.get_template('deployment.yaml.tmpl')
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result = tmpl.render(
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name=self.vm_id
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)
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gl = gitlab.Gitlab(settings.GITLAB_SERVER, oauth_token=settings.GITLAB_OAUTH_TOKEN)
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project = gl.projects.get(settings.GITLAB_PROJECT_ID)
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project.files.create({'file_path': settings.GITLAB_YAML_DIR + f'{self.vm_id}.yaml',
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'branch': 'master',
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'content': result,
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'author_email': settings.GITLAB_AUTHOR_EMAIL,
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'author_name': settings.GITLAB_AUTHOR_NAME,
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'commit_message': f'Add New Deployment for {self.vm_id}'})
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super().save(*args, **kwargs)
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def delete(self, *args, **kwargs):
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# Delete the deployment yaml file first then
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# Then delete it
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if 'test' in sys.argv:
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return super().delete(*args, **kwargs)
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gl = gitlab.Gitlab(settings.GITLAB_SERVER, oauth_token=settings.GITLAB_OAUTH_TOKEN)
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project = gl.projects.get(settings.GITLAB_PROJECT_ID)
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f_path = settings.GITLAB_YAML_DIR + f'{self.vm_id}.yaml'
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file = project.files.get(file_path=f_path, ref='master')
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if file:
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project.files.delete(file_path=f_path,
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commit_message=f'Delete {self.vm_id}', branch='master',
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author_email=settings.GITLAB_AUTHOR_EMAIL,
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author_name=settings.GITLAB_AUTHOR_NAME)
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super().delete(*args, **kwargs)
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def __str__(self):
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return f"{self.id}-{self.order}"
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def delete_for_bill(self, bill):
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#TODO delete related instances
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return True
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