ext_redis.py support redis cluster

Signed-off-by: root <root@localhost.localdomain>
This commit is contained in:
root 2024-10-24 15:29:46 +08:00
parent 400392230b
commit 808862a55f
3 changed files with 26 additions and 1 deletions

View File

@ -68,3 +68,18 @@ class RedisConfig(BaseSettings):
description="Socket timeout in seconds for Redis Sentinel connections",
default=0.1,
)
REDIS_USE_CLUSTERS: Optional[bool] = Field(
description="Enable Redis Clusters mode for high availability",
default=False,
)
REDIS_CLUSTERS: Optional[str] = Field(
description="Comma-separated list of Redis Clusters nodes (host:port)",
default=None,
)
REDIS_CLUSTERS_PASSWORD: Optional[str] = Field(
description="Password for Redis Clusters authentication (if required)",
default=None,
)

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@ -1,11 +1,12 @@
import redis
from redis.connection import Connection, SSLConnection
from redis.sentinel import Sentinel
from redis.cluster import RedisCluster, ClusterNode
from configs import dify_config
class RedisClientWrapper(redis.Redis):
class RedisClientWrapper():
"""
A wrapper class for the Redis client that addresses the issue where the global
`redis_client` variable cannot be updated when a new Redis instance is returned
@ -71,6 +72,12 @@ def init_app(app):
)
master = sentinel.master_for(dify_config.REDIS_SENTINEL_SERVICE_NAME, **redis_params)
redis_client.initialize(master)
elif dify_config.REDIS_USE_CLUSTERS:
startup_nodes = [
{"host": node.split(":")[0], "port": int(node.split(":")[1])} for node in dify_config.REDIS_CLUSTERS.split(",")
]
nodes = [ClusterNode(host=node["host"], port=node["port"]) for node in startup_nodes]
redis_client.initialize(RedisCluster(startup_nodes=nodes,password=dify_config.REDIS_CLUSTERS_PASSWORD))
else:
redis_params.update(
{

View File

@ -51,6 +51,9 @@ x-shared-env: &shared-api-worker-env
REDIS_SENTINEL_PASSWORD: ${REDIS_SENTINEL_PASSWORD:-}
ACCESS_TOKEN_EXPIRE_MINUTES: ${ACCESS_TOKEN_EXPIRE_MINUTES:-60}
REDIS_SENTINEL_SOCKET_TIMEOUT: ${REDIS_SENTINEL_SOCKET_TIMEOUT:-0.1}
REDIS_CLUSTERS: ${REDIS_CLUSTERS:-}
REDIS_USE_CLUSTERS: ${REDIS_USE_CLUSTERS:-false}
REDIS_CLUSTERS_PASSWORD: ${REDIS_CLUSTERS_PASSWORD:-}
CELERY_BROKER_URL: ${CELERY_BROKER_URL:-redis://:difyai123456@redis:6379/1}
BROKER_USE_SSL: ${BROKER_USE_SSL:-false}
CELERY_USE_SENTINEL: ${CELERY_USE_SENTINEL:-false}