프런트엔드 캐시 무효화¶

# settings.py

WAGTAILFRONTENDCACHE = {
    'varnish': {
        'BACKEND': 'wagtail.contrib.frontend_cache.backends.HTTPBackend',
        'LOCATION': 'http://localhost:8000',
    },
}
WAGTAILFRONTENDCACHE_LANGUAGES = []

# settings.py

WAGTAILFRONTENDCACHE = {
    'cloudflare': {
        'BACKEND': 'wagtail.contrib.frontend_cache.backends.CloudflareBackend',
        'EMAIL': 'your-cloudflare-email-address@example.com',
        'API_KEY': 'your cloudflare api key',
        'ZONEID': 'your cloudflare domain zone id',
    },
}

# settings.py

WAGTAILFRONTENDCACHE = {
    'cloudflare': {
        'BACKEND': 'wagtail.contrib.frontend_cache.backends.CloudflareBackend',
        'BEARER_TOKEN': 'your cloudflare bearer token',
        'ZONEID': 'your cloudflare domain zone id',
    },
}

WAGTAILFRONTENDCACHE = {
    'cloudfront': {
        'BACKEND': 'wagtail.contrib.frontend_cache.backends.CloudfrontBackend',
        'DISTRIBUTION_ID': 'your-distribution-id',
    },
}

WAGTAILFRONTENDCACHE = {
    'cloudfront': {
        'BACKEND': 'wagtail.contrib.frontend_cache.backends.CloudfrontBackend',
        'DISTRIBUTION_ID': 'your-distribution-id',
        'AWS_ACCESS_KEY_ID': os.environ['FRONTEND_CACHE_AWS_ACCESS_KEY_ID'],
        'AWS_SECRET_ACCESS_KEY': os.environ['FRONTEND_CACHE_AWS_SECRET_ACCESS_KEY'],
        'AWS_SESSION_TOKEN': os.environ['FRONTEND_CACHE_AWS_SESSION_TOKEN']
    },
}

    WAGTAILFRONTENDCACHE = {
        'azure_cdn': {
            'BACKEND': 'wagtail.contrib.frontend_cache.backends.AzureCdnBackend',
            'RESOURCE_GROUP_NAME': 'MY-WAGTAIL-RESOURCE-GROUP',
            'CDN_PROFILE_NAME': 'wagtailio',
            'CDN_ENDPOINT_NAME': 'wagtailio-cdn-endpoint-123',
        },
    }

from azure.common.credentials import ServicePrincipalCredentials

WAGTAILFRONTENDCACHE = {
    'azure_cdn': {
        'BACKEND': 'wagtail.contrib.frontend_cache.backends.AzureCdnBackend',
        'RESOURCE_GROUP_NAME': 'MY-WAGTAIL-RESOURCE-GROUP',
        'CDN_PROFILE_NAME': 'wagtailio',
        'CDN_ENDPOINT_NAME': 'wagtailio-cdn-endpoint-123',
        'CREDENTIALS': ServicePrincipalCredentials(
            client_id='your client id',
            secret='your client secret',
        )
    },
}

WAGTAILFRONTENDCACHE = {
    'azure_front_door': {
        'BACKEND': 'wagtail.contrib.frontend_cache.backends.AzureFrontDoorBackend',
        'RESOURCE_GROUP_NAME': 'MY-WAGTAIL-RESOURCE-GROUP',
        'FRONT_DOOR_NAME': 'wagtail-io-front-door',
    },
}

from azure.common.credentials import ServicePrincipalCredentials

WAGTAILFRONTENDCACHE = {
    'azure_front_door': {
        'BACKEND': 'wagtail.contrib.frontend_cache.backends.AzureFrontDoorBackend',
        'RESOURCE_GROUP_NAME': 'MY-WAGTAIL-RESOURCE-GROUP',
        'FRONT_DOOR_NAME': 'wagtail-io-front-door',
        'CREDENTIALS': ServicePrincipalCredentials(
            client_id='your client id',
            secret='your client secret',
        )
    },
}

class BlogIndexPage(Page):
    def get_blog_items(self):
        # 이 섹션의 블로그 항목에 대한 Django 페이지네이터를 반환합니다.
        return Paginator(self.get_children().live().type(BlogPage), 10)

    def get_cached_paths(self):
        # 기본 URL 반환
        yield '/'

        # 모든 페이지가 무효화되도록 페이지네이터의 페이지당 하나의 URL 반환
        for page_number in range(1, self.get_blog_items().num_pages + 1):
            yield '/?page=' + str(page_number)

# models.py
from django.dispatch import receiver
from django.db.models.signals import pre_delete

from wagtail.signals import page_published
from wagtail.contrib.frontend_cache.utils import PurgeBatch

...

def blog_page_changed(blog_page):
    # 이 blog_page를 포함하는 모든 라이브 BlogIndexPage 찾기
    batch = PurgeBatch()
    for blog_index in BlogIndexPage.objects.live():
        if blog_page in blog_index.get_blog_items().object_list:
            batch.add_page(blog_index)

    # 찾은 모든 블로그 색인을 단일 요청으로 무효화
    batch.purge()


@receiver(page_published, sender=BlogPage)
def blog_published_handler(instance, **kwargs):
    blog_page_changed(instance)


@receiver(pre_delete, sender=BlogPage)
def blog_deleted_handler(instance, **kwargs):
    blog_page_changed(instance)

from wagtail.contrib.frontend_cache.utils import PurgeBatch

# 블로그 색인의 첫 페이지 무효화
batch = PurgeBatch()
batch.add_url(blog_index.url + '?page=1')
batch.purge()