配置文件key改小写，英文描述

cache/test/pangu_tg_cahce.conf

@@ -1,38 +1,40 @@
-[TANGO_CACHE]
-#MINIO IP地址列表，WiredLB格式
-MINIO_IP_LIST=192.168.10.61-64;
-MINIO_LISTEN_PORT=9000
-#每个域名最多开启的链接数
-#MAX_CONNECTION_PER_HOST=1
-MAX_CNNT_PIPELINE_NUM=20
-#MAX_CURL_SESSION_NUM=100
-MAX_CURL_TRANSFER_TIMEOUT_S=15
+[tango_cache]
+#Addresses of minio cluster. Format is defined by WiredLB.
+minio_ip_list=192.168.10.61-64;
+minio_listen_port=9000
+#Maximum number of connections opened by per host.
+#max_connection_per_host=1
+#Maximum number of requests in a pipeline.
+max_cnnt_pipeline_num=20
+#max_curl_session_num=100
+#Maximum time the request is allowed to take(seconds).
+max_curl_transfer_timeout_s=15
 
-#bucket的名称
-CACHE_BUCKET_NAME=openbucket
-#缓存最大占用的内存空间大小，超出空间时上传失败
-MAX_USED_MEMORY_SIZE_MB=5120
-#上传时Expires头部的过期时间，单位秒，最小60（1分钟）
-CACHE_DEFAULT_TTL_SECOND=3600
-#是否对对象的名称进行哈希，开启哈希有助于提高上传下载的速率
-CACHE_OBJECT_KEY_HASH_SWITCH=1
+#Bucket name in minio.
+cache_bucket_name=openbucket
+#Maximum size of memory used by tango_cache_client. Upload will fail if the current size of memory used exceeds this value.
+max_used_memory_size_mb=5120
+#Default TTL of objects, i.e. the time after which the object will expire(minumun 60s, i.e. 1 minute).
+cache_default_ttl_second=600
+#Whether to hash the object key before cache actions. GET/PUT will be faster if you open it.
+cache_object_key_hash_switch=1
 
-#HEAD元信息的来源，1-MINIO，2-REDIS
-CACHE_HEAD_FROM_SOURCE=2
-#使用Redis作为元信息获取源
-CACHE_HEAD_REDIS_KEY=MINIO_EVENTS_INFO
-#主要的Redis IP地址，优先使用
-CACHE_HEAD_MAIN_REDIS_IP=192.168.10.63
-#只有在主Redis挂掉时，从下述列表选择一个连接，WiredLB格式。
-CACHE_HEAD_REDIS_IPLIST=192.168.10.62-63;
-CACHE_HEAD_REDIS_PORT=6379
+#Where to HEAD meta information of objects. 1-minio;2-redis.
+cache_head_from_source=2
+#If cache_head_from_source is 2, fill in the following configs.
+cache_head_redis_key=MINIO_EVENTS_INFO
+#The IP tango_cache_client will always first use to HEAD meta.
+cache_head_main_redis_ip=192.168.10.63
+#Only when cache_head_main_redis_ip fails will tango_cache_client chose one IP from the list as backup.
+cache_head_redis_iplist=192.168.10.62-63;
+cache_head_redis_port=6379
 
-#WIRED LOAD BALANCER配置
-#WIREDLB_OVERRIDE=1
-#WIREDLB_TOPIC=
-#WIREDLB_DATACENTER=
-WIREDLB_MINIO_HEALTH_PORT=52100
-#WIREDLB_MINIO_GROUP=
-WIREDLB_REDIS_HEALTH_PORT=52101
-#WIREDLB_REDIS_GROUP=
+#Configs for WiredLB.
+#wiredlb_override=1
+#wiredlb_topic=
+#wiredlb_datacenter=
+wiredlb_minio_health_port=52100
+#wiredlb_minio_group=
+wiredlb_redis_health_port=52101
+#wiredlb_redis_group=