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140 lines
4.7 KiB
C++
140 lines
4.7 KiB
C++
#pragma once
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#include "../acl_cpp_define.hpp"
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#include "../stdlib/string.hpp"
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#include "redis_command.hpp"
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namespace acl
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{
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class redis_client;
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class redis_client_cluster;
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struct redis_stream_field
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{
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string name;
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string value;
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};
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struct redis_stream_message
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{
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string id;
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std::vector<redis_stream_field> fields;
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};
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struct redis_stream_messages
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{
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string key;
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std::map<string, redis_stream_message> messages;
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};
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struct redis_stream_info
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{
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size_t length;
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size_t radix_tree_keys;
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size_t radix_tree_nodes;
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size_t groups;
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string last_generated_id;
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redis_stream_message first_entry;
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redis_stream_message last_entry;
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};
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class ACL_CPP_API redis_stream : virtual public redis_command
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{
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public:
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redis_stream(void);
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redis_stream(redis_client* conn);
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redis_stream(redis_client_cluster* cluster, size_t max_conns = 0);
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virtual ~redis_stream(void);
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/////////////////////////////////////////////////////////////////////
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bool xadd(const char* key, const std::map<string, string>& fields,
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string& result, const char* id = "*");
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bool xadd(const char* key, const std::vector<string>& names,
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const std::vector<string>& values,
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string& result, const char* id = "*");
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bool xadd(const char* key, const std::vector<const char*>& names,
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const std::vector<const char*>& values,
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string& result, const char* id = "*");
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bool xadd(const char* key, const char* names[], const size_t names_len[],
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const char* values[], const size_t values_len[], size_t argc,
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string& result, const char* id = "*");
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int xlen(const char* key);
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int xdel(const char* key, const std::vector<string>& ids);
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int xdel(const char* key, const std::vector<const char*>& ids);
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int xtrim(const char* key, size_t maxlen, bool tilde = false);
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/////////////////////////////////////////////////////////////////////
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bool xread(redis_stream_messages& messages,
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const std::map<string, string>& streams,
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size_t count = 0, size_t block = 0);
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bool xreadgroup(redis_stream_messages& messsages,
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const char* group, const char* consumer,
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const std::map<string, string>& streams,
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size_t count = 0, size_t block = 0);
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bool xrange(redis_stream_messages& messages, const char* key,
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const char* start = "-", const char* end = "+", size_t count = 0);
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bool xrevrange(redis_stream_messages& messages, const char* key,
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const char* start = "+", const char* end = "-", size_t count = 0);
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/////////////////////////////////////////////////////////////////////
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int xack(const char* key, const char* group, const char* id);
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int xack(const char* key, const char* group,
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const std::vector<string>& ids);
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int xack(const char* key, const char* group,
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const std::vector<const char*>& ids);
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int xack(const char* key, const char* group,
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const std::list<string>& ids, size_t size);
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int xack(const char* key, const char* group,
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const std::list<const char*>& ids, size_t size);
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/////////////////////////////////////////////////////////////////////
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bool xgroup_create(const char* key, const char* group,
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const char* id = "$");
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int xgroup_destroy(const char* key, const char* group);
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bool xgroup_setid(const char* key, const char* group,
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const char* id = "$");
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int xgroup_delconsumer(const char* key, const char* group,
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const char* consumer);
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/////////////////////////////////////////////////////////////////////
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bool xinfo_help(std::vector<string>& result);
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bool xinfo_stream(const char* key, redis_stream_info& result);
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/////////////////////////////////////////////////////////////////////
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private:
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void build(const char* cmd, const char* key, const char* id,
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const std::map<string, string>& fields);
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void build(const char* cmd, const char* key, const char* id,
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const std::vector<string>& names,
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const std::vector<string>& values);
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void build(const char* cmd, const char* key, const char* id,
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const std::vector<const char*>& names,
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const std::vector<const char*>& values);
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void build(const char* cmd, const char* key, const char* id,
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const char* names[], const size_t names_len[],
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const char* values[], const size_t values_len[], size_t argc);
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void build(const std::map<string, string>& streams, size_t count,
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size_t block, size_t i);
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void xread_build(const std::map<string, string>& streams,
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size_t count, size_t block);
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void xreadgroup_build(const char* group, const char* consumer,
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const std::map<string, string>& streams,
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size_t count, size_t block);
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bool get_results(redis_stream_messages& messages);
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bool get_messages(const redis_result& rr, redis_stream_messages& messages);
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bool get_one_message(const redis_result& rr, redis_stream_message& message);
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bool get_one_field(const redis_result& rr, redis_stream_field& field);
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bool range(redis_stream_messages& messages, const char* cmd,
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const char* key, const char* start, const char* end, size_t count);
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};
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}
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