/
mc.go
642 lines (597 loc) · 15.7 KB
/
mc.go
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package dao
import (
"context"
"fmt"
"hash/crc32"
"strconv"
"go-common/app/interface/main/dm2/model"
"go-common/library/cache/memcache"
"go-common/library/log"
)
var (
_lockvalue = []byte("1")
)
const (
_prefixPubLock = "dm_pub_"
_prefixCharPubLock = "dm_pub_char_"
_prefixXML = "dm_xml_"
_prefixSub = "s_"
_prefixAjax = "dm_ajax_"
_prefixDMJudge = "dm_judge_%d_%d_%d"
_prefixDMLimit = "dm_limit_"
_prefixAdvanceCmt = "cache:AdvanceComment:%d@%d.%s"
_prefixAdvLock = "adv_lock_"
_prefixAdvance = "cache:AdvanceComment:"
_prefixHis = "dm_his_%d_%d_%d"
_prefixHisIdx = "dm_his_idx_%d_%d_%s"
_prefixDMMask = "dm_mask_%d_%d_%d"
)
func keyMsgPubLock(mid, color, rnd int64, mode, fontsize int32, ip, msg string) string {
crcStr := fmt.Sprintf("%d_%s_%s_%d_%d_%d_%d", mid, msg, ip, fontsize, color, mode, rnd)
return _prefixPubLock + fmt.Sprint(crc32.ChecksumIEEE([]byte(crcStr)))
}
func keyOidPubLock(mid, oid int64, ip string) string {
crcStr := fmt.Sprintf("%d_%s_%d", mid, ip, oid)
return _prefixPubLock + fmt.Sprint(crc32.ChecksumIEEE([]byte(crcStr)))
}
func keyPubCntLock(mid, color int64, mode, fontsize int32, ip, msg string) string {
crcStr := fmt.Sprintf("%d_%s_%s_%d_%d_%d", mid, msg, ip, fontsize, color, mode)
return _prefixPubLock + fmt.Sprint(crc32.ChecksumIEEE([]byte(crcStr)))
}
func keyCharPubLock(mid, oid int64) string {
return _prefixCharPubLock + fmt.Sprintf("%d_%d", mid, oid)
}
func keyXML(oid int64) string {
return _prefixXML + strconv.FormatInt(oid, 10)
}
func keySubject(tp int32, oid int64) string {
return _prefixSub + fmt.Sprintf("%d_%d", tp, oid)
}
func keyAjax(oid int64) string {
return _prefixAjax + strconv.FormatInt(oid, 10)
}
func keyJudge(tp int8, oid, dmid int64) string {
return fmt.Sprintf(_prefixDMJudge, tp, oid, dmid)
}
func keyDMLimitMid(mid int64) string {
return _prefixDMLimit + strconv.FormatInt(mid, 10)
}
func keyAdvanceCmt(mid, oid int64, mode string) string {
return fmt.Sprintf(_prefixAdvanceCmt, mid, oid, mode)
}
func keyAdvLock(mid, cid int64) string {
return _prefixAdvLock + strconv.FormatInt(mid, 10) + "_" + strconv.FormatInt(cid, 10)
}
func keyHistory(tp int32, oid, timestamp int64) string {
return fmt.Sprintf(_prefixHis, tp, oid, timestamp)
}
func keyHistoryIdx(tp int32, oid int64, month string) string {
return fmt.Sprintf(_prefixHisIdx, tp, oid, month)
}
func keyDMMask(tp int32, oid int64, plat int8) string {
return fmt.Sprintf(_prefixDMMask, tp, oid, plat)
}
// SubjectCache get subject from memcache.
func (d *Dao) SubjectCache(c context.Context, tp int32, oid int64) (sub *model.Subject, err error) {
var (
conn = d.dmMC.Get(c)
key = keySubject(tp, oid)
rp *memcache.Item
)
defer conn.Close()
if rp, err = conn.Get(key); err != nil {
if err == memcache.ErrNotFound {
PromCacheMiss("dm_subject", 1)
sub = nil
err = nil
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
sub = &model.Subject{}
PromCacheHit("dm_subject", 1)
if err = conn.Scan(rp, &sub); err != nil {
log.Error("mc.Scan() error(%v)", err)
}
return
}
// SubjectsCache multi get subject from memcache.
func (d *Dao) SubjectsCache(c context.Context, tp int32, oids []int64) (cached map[int64]*model.Subject, missed []int64, err error) {
var (
conn = d.dmMC.Get(c)
keys []string
oidMap = make(map[string]int64)
)
cached = make(map[int64]*model.Subject)
defer conn.Close()
for _, oid := range oids {
k := keySubject(tp, oid)
if _, ok := oidMap[k]; !ok {
keys = append(keys, k)
oidMap[k] = oid
}
}
rs, err := conn.GetMulti(keys)
if err != nil {
log.Error("conn.GetMulti(%v) error(%v)", keys, err)
return
}
for k, r := range rs {
sub := &model.Subject{}
if err = conn.Scan(r, sub); err != nil {
log.Error("conn.Scan(%s) error(%v)", r.Value, err)
err = nil
continue
}
cached[oidMap[k]] = sub
// delete hit key
delete(oidMap, k)
}
// missed key
missed = make([]int64, 0, len(oidMap))
for _, oid := range oidMap {
missed = append(missed, oid)
}
PromCacheHit("dm_subjects", int64(len(cached)))
PromCacheMiss("dm_subjects", int64(len(missed)))
return
}
// AddSubjectCache add subject cache.
func (d *Dao) AddSubjectCache(c context.Context, sub *model.Subject) (err error) {
var (
conn = d.dmMC.Get(c)
key = keySubject(sub.Type, sub.Oid)
)
defer conn.Close()
item := &memcache.Item{
Key: key,
Object: sub,
Flags: memcache.FlagJSON,
Expiration: d.subjectExpire,
}
if err = conn.Set(item); err != nil {
log.Error("conn.Set(%v) error(%v)", item, err)
}
return
}
// DelXMLCache delete xml content.
func (d *Dao) DelXMLCache(c context.Context, oid int64) (err error) {
conn := d.dmMC.Get(c)
if err = conn.Delete(keyXML(oid)); err != nil {
if err == memcache.ErrNotFound {
err = nil
} else {
log.Error("conn.Delete(%s) error(%v)", keyXML(oid), err)
}
}
conn.Close()
return
}
// AddXMLCache add xml content to memcache.
func (d *Dao) AddXMLCache(c context.Context, oid int64, value []byte) (err error) {
conn := d.dmMC.Get(c)
defer conn.Close()
item := &memcache.Item{
Key: keyXML(oid),
Value: value,
Expiration: d.dmExpire,
}
if err = conn.Set(item); err != nil {
log.Error("conn.Set(%s) error(%v)", keyXML(oid), err)
}
return
}
// XMLCache get xml content.
func (d *Dao) XMLCache(c context.Context, oid int64) (data []byte, err error) {
key := keyXML(oid)
conn := d.dmMC.Get(c)
defer conn.Close()
item, err := conn.Get(key)
if err != nil {
if err == memcache.ErrNotFound {
err = nil
PromCacheMiss("dm_xml", 1)
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
PromCacheHit("dm_xml", 1)
data = item.Value
return
}
// AjaxDMCache get ajax dm from memcache.
func (d *Dao) AjaxDMCache(c context.Context, oid int64) (msgs []string, err error) {
conn := d.dmMC.Get(c)
defer conn.Close()
key := keyAjax(oid)
msgs = make([]string, 0)
item, err := conn.Get(key)
if err != nil {
if err == memcache.ErrNotFound {
err = nil
PromCacheMiss("dm_ajax", 1)
} else {
log.Error("conn.Get(%s) error(%v)", key, err)
}
return
}
PromCacheHit("dm_ajax", 1)
if err = conn.Scan(item, &msgs); err != nil {
log.Error("conn.Scan(%v) error(%v)", item, err)
}
return
}
// AddAjaxDMCache set ajax dm to memcache.
func (d *Dao) AddAjaxDMCache(c context.Context, oid int64, msgs []string) (err error) {
conn := d.dmMC.Get(c)
defer conn.Close()
key := keyAjax(oid)
item := &memcache.Item{Key: key, Object: msgs, Flags: memcache.FlagJSON, Expiration: d.ajaxExpire}
if err = conn.Set(item); err != nil {
log.Error("conn.Set(%v) error(%v)", item, err)
}
return
}
// SetDMJudgeCache dm fengjiwei list
func (d *Dao) SetDMJudgeCache(c context.Context, tp int8, oid, dmid int64, l *model.JudgeDMList) (err error) {
key := keyJudge(tp, oid, dmid)
conn := d.dmMC.Get(c)
defer conn.Close()
item := memcache.Item{
Key: key,
Object: l,
Expiration: 86400 * 30,
Flags: memcache.FlagJSON,
}
if err = conn.Set(&item); err != nil {
log.Error("DMJudge:mc.Set(%v) error(%v)", item, err)
}
return
}
// DMJudgeCache memcache cache of dm judge list.
func (d *Dao) DMJudgeCache(c context.Context, tp int8, oid, dmid int64) (l *model.JudgeDMList, err error) {
key := keyJudge(tp, oid, dmid)
conn := d.dmMC.Get(c)
defer conn.Close()
item, err := conn.Get(key)
if err != nil {
if err == memcache.ErrNotFound {
err = nil
l = nil
PromCacheMiss("dm_judge", 1)
} else {
log.Error("mc.Get(key:%s) error(%v)", key, err)
}
return
}
PromCacheHit("dm_judge", 1)
if err = conn.Scan(item, &l); err != nil {
log.Error("conn.Scan(%v) error(%v)", item, err)
}
return
}
// AddMsgPubLock set publock into memcache
func (d *Dao) AddMsgPubLock(c context.Context, mid, color, rnd int64, mode, fontsize int32, ip, msg string) (err error) {
conn := d.dmMC.Get(c)
item := memcache.Item{
Key: keyMsgPubLock(mid, color, rnd, mode, fontsize, ip, msg),
Value: _lockvalue,
Expiration: 300,
Flags: memcache.FlagRAW,
}
if err = conn.Set(&item); err != nil {
log.Error("mc.Set(%v) error(%v)", item, err)
}
conn.Close()
return
}
// MsgPublock get publock
func (d *Dao) MsgPublock(c context.Context, mid, color, rnd int64, mode, fontsize int32, ip, msg string) (cached bool, err error) {
conn := d.dmMC.Get(c)
defer conn.Close()
key := keyMsgPubLock(mid, color, rnd, mode, fontsize, ip, msg)
if _, err = conn.Get(key); err != nil {
if err == memcache.ErrNotFound {
cached = false
err = nil
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
cached = true
return
}
// AddOidPubLock set publock into memcache
func (d *Dao) AddOidPubLock(c context.Context, mid, oid int64, ip string) (err error) {
conn := d.dmMC.Get(c)
item := memcache.Item{
Key: keyOidPubLock(mid, oid, ip),
Value: _lockvalue,
Expiration: 4,
Flags: memcache.FlagRAW,
}
if err = conn.Set(&item); err != nil {
log.Error("mc.Set(%v) error(%v)", item, err)
}
conn.Close()
return
}
// OidPubLock get publock
func (d *Dao) OidPubLock(c context.Context, mid, oid int64, ip string) (cached bool, err error) {
conn := d.dmMC.Get(c)
defer conn.Close()
key := keyOidPubLock(mid, oid, ip)
if _, err = conn.Get(key); err != nil {
if err == memcache.ErrNotFound {
cached = false
err = nil
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
cached = true
return
}
// AddDMLimitCache add Dmlimit in cache
func (d *Dao) AddDMLimitCache(c context.Context, mid int64, limiter *model.Limiter) (err error) {
var (
conn = d.dmMC.Get(c)
key = keyDMLimitMid(mid)
)
defer conn.Close()
item := &memcache.Item{
Key: key,
Object: limiter,
Flags: memcache.FlagJSON,
Expiration: 600,
}
if err = conn.Set(item); err != nil {
log.Error("conn.Set(%v) error(%v)", item, err)
}
return
}
// DMLimitCache get dm limit from memcache.
func (d *Dao) DMLimitCache(c context.Context, mid int64) (limiter *model.Limiter, err error) {
var (
conn = d.dmMC.Get(c)
key = keyDMLimitMid(mid)
rp *memcache.Item
)
limiter = &model.Limiter{}
defer conn.Close()
if rp, err = conn.Get(key); err != nil {
if err == memcache.ErrNotFound {
limiter = nil
err = nil
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
if err = conn.Scan(rp, &limiter); err != nil {
log.Error("mc.Scan() error(%v)", err)
}
return
}
// AddAdvanceCmtCache return
func (d *Dao) AddAdvanceCmtCache(c context.Context, oid, mid int64, mode string, adv *model.AdvanceCmt) (err error) {
var (
conn = d.filterMC.Get(c)
key = keyAdvanceCmt(mid, oid, mode)
)
defer conn.Close()
item := &memcache.Item{
Key: key,
Object: adv,
Flags: memcache.FlagJSON,
Expiration: d.filterMCExpire,
}
if err = conn.Set(item); err != nil {
log.Error("conn.Set(%v) error(%v)", item, err)
}
return
}
// AdvanceCmtCache return advance comment from memcache.
func (d *Dao) AdvanceCmtCache(c context.Context, oid, mid int64, mode string) (adv *model.AdvanceCmt, err error) {
var (
conn = d.filterMC.Get(c)
key = keyAdvanceCmt(mid, oid, mode)
rp *memcache.Item
)
defer conn.Close()
adv = &model.AdvanceCmt{}
if rp, err = conn.Get(key); err != nil {
if err == memcache.ErrNotFound {
adv = nil
err = nil
PromCacheMiss("dm_advance", 1)
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
PromCacheHit("dm_advance", 1)
if err = conn.Scan(rp, &adv); err != nil {
log.Error("mc.Scan() error(%v)", err)
}
return
}
// AddAdvanceLock 购买高级弹幕锁
func (d *Dao) AddAdvanceLock(c context.Context, mid, cid int64) (succeed bool) {
var (
key = keyAdvLock(mid, cid)
conn = d.filterMC.Get(c)
)
defer conn.Close()
item := &memcache.Item{
Key: key,
Value: []byte("3"),
Expiration: 60,
}
if err := conn.Add(item); err != nil {
succeed = false
log.Error("conn.Add(%s) error(%v)", key, err)
} else {
succeed = true
}
return
}
// DelAdvanceLock 删除购买高级弹幕锁
func (d *Dao) DelAdvanceLock(c context.Context, mid, cid int64) (err error) {
var (
key = keyAdvLock(mid, cid)
conn = d.filterMC.Get(c)
)
if err = conn.Delete(key); err != nil {
if err == memcache.ErrNotFound {
err = nil
} else {
log.Error("conn.Delete(%s) error(%v)", key, err)
}
}
conn.Close()
return
}
// DelAdvCache delete from cache.
func (d *Dao) DelAdvCache(c context.Context, mid, cid int64, mode string) (err error) {
var (
key = _prefixAdvance + strconv.FormatInt(mid, 10) + "@" + strconv.FormatInt(cid, 10) + "." + mode
)
conn := d.filterMC.Get(c)
err = conn.Delete(key)
conn.Close()
if err != nil {
if err == memcache.ErrNotFound {
err = nil
} else {
log.Error("memcache.Delete(%s) error(%v)", key, err)
}
}
return
}
// AddHistoryCache add dm history to memcache.
func (d *Dao) AddHistoryCache(c context.Context, tp int32, oid, timestamp int64, value []byte) (err error) {
var (
conn = d.dmMC.Get(c)
key = keyHistory(tp, oid, timestamp)
)
defer conn.Close()
item := &memcache.Item{
Key: key,
Value: value,
Expiration: d.historyExpire,
}
if err = conn.Set(item); err != nil {
log.Error("conn.Set(%s) error(%v)", key, err)
}
return
}
// HistoryCache history cache.
func (d *Dao) HistoryCache(c context.Context, tp int32, oid, timestamp int64) (data []byte, err error) {
var (
conn = d.dmMC.Get(c)
key = keyHistory(tp, oid, timestamp)
)
defer conn.Close()
item, err := conn.Get(key)
if err != nil {
if err == memcache.ErrNotFound {
err = nil
PromCacheMiss("dm_history", 1)
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
PromCacheHit("dm_history", 1)
data = item.Value
return
}
// AddHisIdxCache add dm history date index to memcache.
func (d *Dao) AddHisIdxCache(c context.Context, tp int32, oid int64, month string, dates []string) (err error) {
var (
conn = d.dmMC.Get(c)
key = keyHistoryIdx(tp, oid, month)
)
defer conn.Close()
item := &memcache.Item{
Key: key,
Object: dates,
Flags: memcache.FlagJSON,
Expiration: d.historyExpire,
}
if err = conn.Set(item); err != nil {
log.Error("conn.Set(%s) error(%v)", key, err)
}
return
}
// HistoryIdxCache get history date index.
func (d *Dao) HistoryIdxCache(c context.Context, tp int32, oid int64, month string) (dates []string, err error) {
var (
conn = d.dmMC.Get(c)
key = keyHistoryIdx(tp, oid, month)
)
defer conn.Close()
item, err := conn.Get(key)
if err != nil {
if err == memcache.ErrNotFound {
err = nil
PromCacheMiss("dm_history_index", 1)
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
PromCacheHit("dm_history_index", 1)
if err = conn.Scan(item, &dates); err != nil {
log.Error("conn.Scan(%+v) error(%v)", item, err)
}
return
}
// DMMaskCache get dm mask cache
func (d *Dao) DMMaskCache(c context.Context, tp int32, oid int64, plat int8) (mask *model.Mask, err error) {
var (
conn = d.dmMC.Get(c)
key = keyDMMask(tp, oid, plat)
item *memcache.Item
)
defer conn.Close()
if item, err = conn.Get(key); err != nil {
if err == memcache.ErrNotFound {
err = nil
mask = nil
PromCacheMiss("dm_mask", 1)
} else {
log.Error("mc.Get(%s) error(%v)", key, err)
}
return
}
mask = &model.Mask{}
PromCacheHit("dm_mask", 1)
if err = conn.Scan(item, &mask); err != nil {
log.Error("conn.Scan(%+v) error(%v)", item, err)
}
return
}
// AddMaskCache add dm mask cache
func (d *Dao) AddMaskCache(c context.Context, tp int32, mask *model.Mask) (err error) {
var (
conn = d.dmMC.Get(c)
key = keyDMMask(tp, mask.Cid, mask.Plat)
)
defer conn.Close()
item := &memcache.Item{
Key: key,
Object: mask,
Flags: memcache.FlagJSON,
Expiration: d.dmMaskExpire,
}
if err = conn.Set(item); err != nil {
log.Error("conn.Set(%+v) error(%v)", item, err)
}
return
}