Initial commit

common/redis/redis.go

@@ -0,0 +1,93 @@
+package redis
+
+import (
+	"errors"
+	"time"
+
+	goredis "github.com/go-redis/redis"
+)
+
+func (m *Manager) Get(key string) (*string, error) {
+	if key == "" {
+		return nil, errors.New("key is empty")
+	}
+	data, err := m.Client().Get(key).Result()
+	if err != nil {
+		if err == goredis.Nil {
+			return nil, nil
+		}
+		return nil, err
+	} else {
+		return &data, nil
+	}
+}
+
+func (m *Manager) Set(key string, value interface{}, expire time.Duration) error {
+	if err := m.Client().Set(key, value, expire).Err(); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (m *Manager) Del(keys ...string) error {
+	if err := m.Client().Del(keys...).Err(); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (m *Manager) GetBytes(key string) ([]byte, error) {
+	cmd := m.Client().Get(key)
+	if err := cmd.Err(); err != nil {
+		return []byte{}, err
+	}
+	return cmd.Bytes()
+}
+
+func (m *Manager) SAdd(key string, members ...interface{}) error {
+	if err := m.Client().SAdd(key, members...).Err(); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (m *Manager) Exists(keys ...string) (bool, error) {
+	cmd := m.Client().Exists(keys...)
+	if err := cmd.Err(); err != nil {
+		return false, err
+	}
+	return cmd.Val() > 0, nil
+}
+
+func (m *Manager) Expire(key string, expire time.Duration) error {
+	if err := m.Client().Expire(key, expire).Err(); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (m *Manager) Keys(pattern string) ([]string, error) {
+	list := m.Client().Keys(pattern)
+	if err := list.Err(); err != nil {
+		return []string{}, err
+	}
+	return list.Val(), nil
+
+}
+
+func (m *Manager) Incr(pattern string) (int64, error) {
+	val, err := m.Client().Incr(pattern).Result()
+	if err != nil {
+		return 0, err
+	}
+	return val, nil
+}
+
+//获取key的剩余生存时间
+func (m *Manager) TTL(pattern string) time.Duration {
+	durCmd := m.Client().TTL(pattern)
+	if durCmd != nil {
+		return durCmd.Val()
+	}
+	return 0
+}