76 lines
1.6 KiB
Go
76 lines
1.6 KiB
Go
package metacache
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import (
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"time"
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"gitlink.org.cn/cloudream/common/pkgs/logger"
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stgglb "gitlink.org.cn/cloudream/jcs-pub/common/globals"
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coormq "gitlink.org.cn/cloudream/jcs-pub/common/pkgs/mq/coordinator"
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cortypes "gitlink.org.cn/cloudream/jcs-pub/coordinator/types"
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)
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func (m *MetaCacheHost) AddHubMeta() *HubMeta {
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meta := &HubMeta{}
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meta.cache = NewSimpleMetaCache(SimpleMetaCacheConfig[cortypes.HubID, cortypes.Hub]{
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Getter: meta.load,
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Expire: time.Minute * 5,
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})
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m.caches = append(m.caches, meta)
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return meta
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}
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type HubMeta struct {
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cache *SimpleMetaCache[cortypes.HubID, cortypes.Hub]
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}
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func (h *HubMeta) Get(hubID cortypes.HubID) *cortypes.Hub {
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v, ok := h.cache.Get(hubID)
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if ok {
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return &v
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}
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return nil
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}
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func (h *HubMeta) GetMany(hubIDs []cortypes.HubID) []*cortypes.Hub {
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vs, oks := h.cache.GetMany(hubIDs)
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ret := make([]*cortypes.Hub, len(vs))
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for i := range vs {
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if oks[i] {
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ret[i] = &vs[i]
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}
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}
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return ret
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}
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func (h *HubMeta) ClearOutdated() {
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h.cache.ClearOutdated()
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}
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func (h *HubMeta) load(keys []cortypes.HubID) ([]cortypes.Hub, []bool) {
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vs := make([]cortypes.Hub, len(keys))
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oks := make([]bool, len(keys))
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coorCli, err := stgglb.CoordinatorMQPool.Acquire()
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if err != nil {
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logger.Warnf("new coordinator client: %v", err)
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return vs, oks
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}
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defer stgglb.CoordinatorMQPool.Release(coorCli)
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get, err := coorCli.GetHubs(coormq.NewGetHubs(keys))
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if err != nil {
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logger.Warnf("get hubs: %v", err)
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return vs, oks
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}
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for i := range keys {
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if get.Hubs[i] != nil {
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vs[i] = *get.Hubs[i]
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oks[i] = true
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}
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}
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return vs, oks
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}
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