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https://github.com/vale981/ray
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50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
#include "db.h"
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#include "object_table.h"
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#include "hiredis/hiredis.h"
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#include "hiredis/async.h"
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#include "uthash.h"
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typedef struct {
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/* Unique ID for this service. */
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int service_id;
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/* IP address and port of this service. */
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const char *addr;
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/* Handle for the uthash table. */
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UT_hash_handle hh;
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} service_cache_entry;
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struct db_conn_impl {
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/* String that identifies this client type. */
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char *client_type;
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/* Unique ID for this client within the type. */
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int64_t client_id;
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/* Redis context for this global state store connection. */
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redisAsyncContext *context;
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/* Which events are we processing (read, write)? */
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int reading, writing;
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/* The event loop this global state store connection is part of. */
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event_loop *loop;
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/* Index of the database connection in the event loop */
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int64_t db_index;
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/* Cache for the IP addresses of services. */
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service_cache_entry *service_cache;
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/* Redis context for synchronous connections.
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* Should only be used very rarely, it is not asynchronous. */
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redisContext *sync_context;
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};
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typedef struct {
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/* The callback that will be called. */
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lookup_callback callback;
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/* Object ID that is looked up. */
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object_id object_id;
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} lookup_callback_data;
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void object_table_get_entry(redisAsyncContext *c, void *r, void *privdata);
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void object_table_lookup_callback(redisAsyncContext *c,
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void *r,
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void *privdata);
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void send_redis_command(int socket_fd, const char *format, ...);
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