go-common/app/service/live/xuser/dao/guard/redis.go
2019-04-22 18:49:16 +08:00

362 lines
11 KiB
Go

package guard
import (
"context"
"encoding/json"
"github.com/pkg/errors"
dahanghaiModel "go-common/app/service/live/xuser/model/dhh"
gmc "go-common/library/cache/memcache"
"go-common/library/cache/redis"
"go-common/library/log"
"go-common/library/stat/prom"
"math/rand"
"strconv"
"time"
)
// redis cache
const (
_prefixUID = "live_user:guard:uid:v1:" // 用户侧key
_prefixTopList = "GOVERNOR_SHOW_TID:" // 最近购买总督key
_prefixAnchorID = "live_user:guard:target_id:v1:" // 主播侧key
_emptyExpire = 3600
_errorRedisLogPrefix = "xuser.dahanghai.dao.redis"
_promGetSuccess = "xuser_dahanghai_redis:获取用户大航海cache成功"
_promDelSuccess = "xuser_dahanghai_redis:成功删除用户大航海cache"
_promDelErr = "xuser_dahanghai_redis:删除用户大航海cache失败"
_promGetErr = "xuser_dahanghai_redis:批量获取用户大航海key失败"
// _promScanErr = "xuser_dahanghai_redis:解析用户大航海key失败"
)
var (
errorsCount = prom.BusinessErrCount
infosCount = prom.BusinessInfoCount
cacheHitCount = prom.CacheHit
cacheMissCount = prom.CacheMiss
)
// PromError prometheus error count.
func PromError(name string) {
errorsCount.Incr(name)
}
// PromInfo prometheus info count.
func PromInfo(name string) {
infosCount.Incr(name)
}
// PromCacheHit prometheus cache hit count.
func PromCacheHit(name string) {
cacheHitCount.Incr(name)
}
// PromCacheMiss prometheus cache hit count.
func PromCacheMiss(name string) {
cacheMissCount.Incr(name)
}
func dahanghaiUIDKey(mid int64) string {
return _prefixUID + strconv.FormatInt(mid, 10)
}
func guardAnchorUIDKey(mid int64) string {
return _prefixAnchorID + strconv.FormatInt(mid, 10)
}
func recentGuardTopKey(mid int64) string {
return _prefixTopList + strconv.FormatInt(mid, 10)
}
// SetDHHListCache ... 批量设置用户守护cache
func (d *GuardDao) SetDHHListCache(c context.Context, dhhList []dahanghaiModel.DaHangHaiRedis2, uid int64) (err error) {
return d.setDHHListCache(c, dhhList, uid)
}
// SetAnchorGuardListCache ... 批量设置主播维度守护信息cache
func (d *GuardDao) SetAnchorGuardListCache(c context.Context, dhhList []dahanghaiModel.DaHangHaiRedis2, uid int64) (err error) {
return d.setAnchorGuardListCache(c, dhhList, uid)
}
// DelDHHFromRedis 删除获取用户守护cache,不支持批量
func (d *GuardDao) DelDHHFromRedis(c context.Context, mid int64) (err error) {
return d.delDHHFromRedis(c, dahanghaiUIDKey(mid))
}
// GetUIDAllGuardFromRedis 获取单个用户的全量守护信息
func (d *GuardDao) GetUIDAllGuardFromRedis(ctx context.Context, mids []int64) (dhhList []*dahanghaiModel.DaHangHaiRedis2, err error) {
return d.getUIDAllGuardFromRedis(ctx, mids)
}
// GetUIDAllGuardFromRedisBatch 获取批量用户的全量守护信息
func (d *GuardDao) GetUIDAllGuardFromRedisBatch(ctx context.Context, mids []int64) (dhhList []*dahanghaiModel.DaHangHaiRedis2, err error) {
return d.getUIDAllGuardFromRedisBatch(ctx, mids)
}
// GetAnchorAllGuardFromRedis 获取单个主播的全量被守护信息(同一个主播仅获取最高级别)
func (d *GuardDao) GetAnchorAllGuardFromRedis(ctx context.Context, anchorUIDs []int64) (dhhList []*dahanghaiModel.DaHangHaiRedis2, err error) {
return d.getAnchorAllGuardFromRedis(ctx, anchorUIDs)
}
// GetGuardTopListCache 获取单个用户的全量守护信息
func (d *GuardDao) GetGuardTopListCache(ctx context.Context, uid int64) (dhhList []*dahanghaiModel.DaHangHaiRedis2, err error) {
return d.getGuardTopListCache(ctx, uid)
}
// GetAnchorRecentTopGuardCache 获取单个主播最近的总督信息
func (d *GuardDao) GetAnchorRecentTopGuardCache(ctx context.Context, uid int64) (resp map[int64]int64, err error) {
return d.getAnchorRecentTopGuardCache(ctx, uid)
}
func (d *GuardDao) getGuardTopListCache(ctx context.Context, uid int64) (dhhList []*dahanghaiModel.DaHangHaiRedis2, err error) {
return
}
// getUIDAllGuardFromRedis 批量获取用户cache
func (d *GuardDao) getUIDAllGuardFromRedis(ctx context.Context, mids []int64) (dhhList []*dahanghaiModel.DaHangHaiRedis2, err error) {
var (
conn = d.redis.Get(ctx)
args = redis.Args{}
cacheResult [][]byte
)
defer conn.Close()
for _, uid := range mids {
args = args.Add(dahanghaiUIDKey(uid))
}
if cacheResult, err = redis.ByteSlices(conn.Do("MGET", args...)); err != nil {
if err == redis.ErrNil {
err = nil
} else {
PromError(_promGetErr)
log.Error(_errorRedisLogPrefix+"|conn.MGET(%v) error(%v)", args, err)
err = errors.Wrapf(err, "redis.StringMap(conn.Do(MGET,%v)", args)
}
return
}
dhhList = make([]*dahanghaiModel.DaHangHaiRedis2, 0)
dhhListSingle := &dahanghaiModel.DaHangHaiRedis2{}
if len(cacheResult) > 0 {
for k, v := range cacheResult {
if v == nil {
return nil, nil
}
if len(v) > 0 {
if err = json.Unmarshal([]byte(v), &dhhList); err != nil {
if err = json.Unmarshal([]byte(v), &dhhListSingle); err != nil {
log.Error("[dao.dahanghai.cache|GetDHHFromRedis] json.Unmarshal rawInfo error(%v), uid(%d), reply(%s)",
err, k, v)
return nil, nil
}
dhhList = append(dhhList, dhhListSingle)
}
}
}
}
PromInfo(_promGetSuccess)
return
}
// getUIDAllGuardFromRedis 批量获取用户cache
func (d *GuardDao) getUIDAllGuardFromRedisBatch(ctx context.Context, mids []int64) (dhhList []*dahanghaiModel.DaHangHaiRedis2, err error) {
var (
conn = d.redis.Get(ctx)
args = redis.Args{}
cacheResult [][]byte
)
defer conn.Close()
for _, uid := range mids {
args = args.Add(dahanghaiUIDKey(uid))
}
if cacheResult, err = redis.ByteSlices(conn.Do("MGET", args...)); err != nil {
if err == redis.ErrNil {
err = nil
} else {
PromError(_promGetErr)
log.Error(_errorRedisLogPrefix+"|conn.MGET(%v) error(%v)", args, err)
err = errors.Wrapf(err, "redis.StringMap(conn.Do(MGET,%v)", args)
}
return
}
dhhList = make([]*dahanghaiModel.DaHangHaiRedis2, 0)
if len(cacheResult) > 0 {
for k, v := range cacheResult {
if v == nil {
continue
}
dhhListLoop := make([]*dahanghaiModel.DaHangHaiRedis2, 0)
dhhListSingle := &dahanghaiModel.DaHangHaiRedis2{}
if len(v) > 0 {
if err = json.Unmarshal([]byte(v), &dhhListLoop); err != nil {
if err = json.Unmarshal([]byte(v), &dhhListSingle); err != nil {
log.Error("[dao.dahanghai.cache|GetDHHFromRedis] json.Unmarshal rawInfo error(%v), uid(%d), reply(%s)",
err, k, v)
return nil, nil
}
dhhList = append(dhhList, dhhListSingle)
} else {
dhhList = append(dhhList, dhhListLoop...)
}
}
}
}
PromInfo(_promGetSuccess)
return
}
// getAnchorAllGuardFromRedis 批量获取用户cache
func (d *GuardDao) getAnchorAllGuardFromRedis(ctx context.Context, mids []int64) (dhhList []*dahanghaiModel.DaHangHaiRedis2, err error) {
var (
conn = d.redis.Get(ctx)
args = redis.Args{}
cacheResult [][]byte
)
defer conn.Close()
for _, uid := range mids {
args = args.Add(guardAnchorUIDKey(uid))
}
if cacheResult, err = redis.ByteSlices(conn.Do("MGET", args...)); err != nil {
if err == redis.ErrNil {
err = nil
} else {
PromError(_promGetErr)
log.Error(_errorRedisLogPrefix+"|conn.MGET(%v) error(%v)", args, err)
err = errors.Wrapf(err, "redis.StringMap(conn.Do(MGET,%v)", args)
}
return
}
dhhList = make([]*dahanghaiModel.DaHangHaiRedis2, 0)
dhhListSingle := &dahanghaiModel.DaHangHaiRedis2{}
if len(cacheResult) > 0 {
for k, v := range cacheResult {
if v == nil {
return nil, nil
}
if len(v) > 0 {
if err = json.Unmarshal([]byte(v), &dhhList); err != nil {
if err = json.Unmarshal([]byte(v), &dhhListSingle); err != nil {
log.Error("[dao.dahanghai.cache|GetDHHFromRedis] json.Unmarshal rawInfo error(%v), uid(%d), reply(%s)",
err, k, v)
return nil, nil
}
dhhList = append(dhhList, dhhListSingle)
}
}
}
}
PromInfo(_promGetSuccess)
return
}
func (d *GuardDao) delDHHFromRedis(ctx context.Context, key string) (err error) {
conn := d.redis.Get(ctx)
defer conn.Close()
_, err = conn.Do("DEL", key)
if err == gmc.ErrNotFound {
err = nil
} else {
log.Error(_errorRedisLogPrefix+"|Delete(%s) error(%v)", key, err)
PromError(_promDelErr)
}
PromInfo(_promDelSuccess)
conn.Close()
return
}
func (d *GuardDao) setDHHListCache(ctx context.Context, dhhList []dahanghaiModel.DaHangHaiRedis2, uid int64) (err error) {
expire := d.getExpire()
rand.Seed(time.Now().UnixNano())
expire = expire + rand.Int31n(60)
var (
argsMid = redis.Args{}
conn = d.redis.Get(ctx)
dhhJSON []byte
)
defer conn.Close()
key := dahanghaiUIDKey(uid)
if len(dhhList) == 0 {
argsMid = argsMid.Add(key).Add("")
} else {
dhhJSON, err = json.Marshal(dhhList)
if err != nil {
log.Error("[dao.dahanghai.cache|GetDHHFromRedis] json.Marshal rawInfo error(%v), uid(%d)", err, uid)
return
}
argsMid = argsMid.Add(key).Add(string(dhhJSON))
}
if err = conn.Send("SET", argsMid...); err != nil {
err = errors.Wrap(err, "conn.Send(SET) error")
return
}
rand.Seed(time.Now().UnixNano())
expire = expire + rand.Int31n(60)
if err = conn.Send("EXPIRE", key, expire); err != nil {
log.Error("setDHHListCache conn.Send(Expire, %s, %d) error(%v)", key, expire, err)
return
}
return
}
func (d *GuardDao) setAnchorGuardListCache(ctx context.Context, dhhList []dahanghaiModel.DaHangHaiRedis2, uid int64) (err error) {
expire := d.getExpire()
rand.Seed(time.Now().UnixNano())
expire = expire + rand.Int31n(60)
var (
argsMid = redis.Args{}
conn = d.redis.Get(ctx)
dhhJSON []byte
)
defer conn.Close()
key := guardAnchorUIDKey(uid)
if len(dhhList) == 0 {
argsMid = argsMid.Add(key).Add("")
} else {
dhhJSON, err = json.Marshal(dhhList)
if err != nil {
log.Error("[dao.dahanghai.cache|setAnchorGuardListCache] json.Marshal rawInfo error(%v), uid(%d)", err, uid)
return
}
argsMid = argsMid.Add(key).Add(string(dhhJSON))
}
if err = conn.Send("SET", argsMid...); err != nil {
err = errors.Wrap(err, "conn.Send(SET) error")
return
}
rand.Seed(time.Now().UnixNano())
expire = expire + rand.Int31n(60)
if err = conn.Send("EXPIRE", key, expire); err != nil {
log.Error("setAnchorGuardListCache conn.Send(Expire, %s, %d) error(%v)", key, expire, err)
return
}
return
}
func (d *GuardDao) getAnchorRecentTopGuardCache(ctx context.Context, uid int64) (resp map[int64]int64, err error) {
resp = make(map[int64]int64)
nowTime := time.Now().Unix()
cacheKey := recentGuardTopKey(uid)
var (
conn = d.redis.Get(ctx)
)
values, err := redis.Values(conn.Do("ZRANGEBYSCORE", cacheKey, nowTime, "INF", "WITHSCORES"))
if err != nil {
log.Error("getAnchorRecentTopGuardCache.conn.Do(ZRANGEBYSCORE %v) error(%v)", cacheKey, err)
return
}
if len(values) == 0 {
return
}
var aid, unix int64
for len(values) > 0 {
if values, err = redis.Scan(values, &aid, &unix); err != nil {
log.Error("getAnchorRecentTopGuardCache.redis.Scan(%v) error(%v)", values, err)
return
}
resp[aid] = unix
}
return
}