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72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
#pragma once
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#include <vector>
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#include <map>
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class redis_builder
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{
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public:
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redis_builder(int meet_wait = 100);
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~redis_builder(void);
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bool build(const char* conf, size_t replicas, bool just_display);
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bool add_node(const char* addr, const char* new_node_addr, bool slave);
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bool del_node(const char* addr, const char* node_id);
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private:
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int meet_wait_;
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std::vector<acl::redis_node*> masters_;
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time_t last_check_;
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// load the cluster.xml configure and create redis nodes for creating
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bool load(const char* conf, size_t replicas);
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// parse xml and create cluster nodes before connecting them
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bool create_cluster(acl::xml& xml);
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// parse xml and create cluster nodes before connecting them,
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// don't use the master/slave relation from xml configure,
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// use the replicas param to build the cluster automatic
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bool create_cluster(acl::xml& xml, size_t replicas);
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// peek one master node and remove it from nodes
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acl::redis_node* peek_master(std::vector<acl::redis_node*>& nodes,
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std::map<acl::string, size_t>& addrs);
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// peek one slave node and remove it from nodes
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acl::redis_node* peek_slave(const char* master_addr,
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std::vector<acl::redis_node*>& nodes,
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std::map<acl::string, size_t>& addrs);
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// create one master node according to one xml node of configure
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acl::redis_node* create_master(acl::xml_node& node);
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// create one node
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acl::redis_node* create_node(acl::xml_node& node);
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// begin build the redis cluster, connect all redis nodes
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bool build_cluster();
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// allocate slots for every master, and let its slaves connect
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// to their master node
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bool build_master(acl::redis_node& master);
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// let one node meet to another one
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bool cluster_meet(acl::redis& redis, const acl::redis_node& node);
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// check the MEET status between the current node and the other one
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bool cluster_meeting(acl::redis& redis, const char* addr);
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// add slots to one master node
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bool master_set_slots(acl::redis& redis, acl::redis_node& master);
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// add one slave to its master node, let the slave MEET its master,
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// and make the slave REPLICATE its master.
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bool add_slave(const acl::redis_node& master,
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const acl::redis_node& slave);
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// check if the given addr was in the node's slave
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acl::redis_node* find_slave(const acl::redis_node* node,
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const char* addr, size_t& nslaves);
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};
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