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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| // Copyright The HTNN Authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package sentinel | ||
|
|
||
| import ( | ||
| "mosn.io/htnn/api/pkg/filtermanager/api" | ||
| "mosn.io/htnn/api/pkg/plugins" | ||
| "mosn.io/htnn/plugins/plugins/sentinel/rules" | ||
| "mosn.io/htnn/types/plugins/sentinel" | ||
|
|
||
| sentinelApi "github.com/alibaba/sentinel-golang/api" | ||
| sentinelConf "github.com/alibaba/sentinel-golang/core/config" | ||
| ) | ||
|
|
||
| func init() { | ||
| plugins.RegisterPlugin(sentinel.Name, &plugin{}) | ||
| } | ||
|
|
||
| type plugin struct { | ||
| sentinel.Plugin | ||
| } | ||
|
|
||
| func (p *plugin) Factory() api.FilterFactory { | ||
| return factory | ||
| } | ||
|
|
||
| func (p *plugin) Config() api.PluginConfig { | ||
| return &config{} | ||
| } | ||
|
|
||
| type config struct { | ||
| sentinel.Config | ||
| } | ||
|
|
||
| func (conf *config) Init(cb api.ConfigCallbackHandler) error { | ||
| sconf := sentinelConf.NewDefaultConfig() | ||
| err := sentinelApi.InitWithConfig(sconf) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| _, err = rules.Load(conf.Type, conf.Rule) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| // Copyright The HTNN Authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package sentinel | ||
|
|
||
| import ( | ||
| "testing" | ||
| ) | ||
|
|
||
| // TODO(WeixinX) | ||
| func TestConfig(t *testing.T) { | ||
|
|
||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| // Copyright The HTNN Authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package sentinel | ||
|
|
||
| import ( | ||
| "mosn.io/htnn/api/pkg/filtermanager/api" | ||
| types "mosn.io/htnn/types/plugins/sentinel" | ||
|
|
||
| sentinel "github.com/alibaba/sentinel-golang/api" | ||
| "github.com/alibaba/sentinel-golang/core/base" | ||
| ) | ||
|
|
||
| func factory(c interface{}, callbacks api.FilterCallbackHandler) api.Filter { | ||
| return &filter{ | ||
| callbacks: callbacks, | ||
| config: c.(*config), | ||
| } | ||
| } | ||
|
|
||
| type filter struct { | ||
| api.PassThroughFilter | ||
|
|
||
| callbacks api.FilterCallbackHandler | ||
| config *config | ||
| } | ||
|
|
||
| // Sentinel traffic control | ||
| func (f *filter) verify(resName string) bool { | ||
| e, b := sentinel.Entry(resName, sentinel.WithTrafficType(base.Inbound), sentinel.WithArgs()) | ||
| if b != nil { | ||
| // blocked | ||
| return false | ||
| } | ||
|
|
||
| // passed | ||
| e.Exit() | ||
| return true | ||
| } | ||
|
|
||
| // TODO(WeixinX): 完善限流逻辑 | ||
| func (f *filter) DecodeHeaders(headers api.RequestHeaderMap, endStream bool) api.ResultAction { | ||
| config := f.config | ||
| var vals []string | ||
| var resName string | ||
| if config.Key.Source == types.Key_HEADER { | ||
| vals = headers.Values(config.Key.Name) | ||
| } else { | ||
| vals = headers.URL().Query()[config.Key.Name] | ||
| } | ||
|
|
||
| if len(vals) >= 1 { | ||
| resName = vals[0] | ||
| } | ||
|
|
||
| if ok := f.verify(resName); !ok { | ||
| return &api.LocalResponse{Code: 429} | ||
| } | ||
| return api.Continue | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| // Copyright The HTNN Authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package sentinel | ||
|
|
||
| import ( | ||
| "testing" | ||
| ) | ||
|
|
||
| // TODO(WeixinX) | ||
| func TestFilter(t *testing.T) { | ||
|
|
||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| // Copyright The HTNN Authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package rules | ||
|
|
||
| import ( | ||
| types "mosn.io/htnn/types/plugins/sentinel" | ||
|
|
||
| "github.com/alibaba/sentinel-golang/core/circuitbreaker" | ||
| ) | ||
|
|
||
| func LoadCircuitBreakerRule(rule *types.CircuitBreakerRule) (bool, error) { | ||
| oldRules := circuitbreaker.GetRules() | ||
| newRules := make([]*circuitbreaker.Rule, 0, len(oldRules)+1) | ||
| i := 0 | ||
| for _, r := range oldRules { | ||
| tmp := r | ||
| newRules[i] = &tmp | ||
| i++ | ||
| } | ||
|
|
||
| newRules[i] = &circuitbreaker.Rule{ | ||
| Id: rule.Id, | ||
| Resource: rule.Resource, | ||
| Strategy: circuitbreaker.Strategy(rule.Strategy), | ||
| RetryTimeoutMs: rule.RetryTimeoutMs, | ||
| MinRequestAmount: rule.MinRequestAmount, | ||
| StatIntervalMs: rule.StatIntervalMs, | ||
| StatSlidingWindowBucketCount: rule.StatSlidingWindowBucketCount, | ||
| MaxAllowedRtMs: rule.MaxAllowedRtMs, | ||
| Threshold: rule.Threshold, | ||
| ProbeNum: rule.ProbeNum, | ||
| } | ||
| return circuitbreaker.LoadRules(newRules) | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| // Copyright The HTNN Authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package rules | ||
|
|
||
| import ( | ||
| types "mosn.io/htnn/types/plugins/sentinel" | ||
|
|
||
| "github.com/alibaba/sentinel-golang/core/flow" | ||
| ) | ||
|
|
||
| func LoadFlowRule(rule *types.FlowRule) (bool, error) { | ||
| oldRules := flow.GetRules() | ||
| newRules := make([]*flow.Rule, 0, len(oldRules)+1) | ||
| i := 0 | ||
| for _, r := range oldRules { | ||
| tmp := r | ||
| newRules[i] = &tmp | ||
| i++ | ||
| } | ||
|
|
||
| newRules[i] = &flow.Rule{ | ||
| ID: rule.Id, | ||
| Resource: rule.Resource, | ||
| TokenCalculateStrategy: flow.TokenCalculateStrategy(rule.TokenCalculateStrategy), | ||
| ControlBehavior: flow.ControlBehavior(rule.ControlBehavior), | ||
| Threshold: rule.Threshold, | ||
| RelationStrategy: flow.RelationStrategy(rule.RelationStrategy), | ||
| RefResource: rule.RefResource, | ||
| MaxQueueingTimeMs: rule.MaxQueueingTimeMs, | ||
| WarmUpPeriodSec: rule.WarmUpPeriodSec, | ||
| WarmUpColdFactor: rule.WarmUpColdFactor, | ||
| StatIntervalInMs: rule.StatIntervalInMs, | ||
| LowMemUsageThreshold: rule.LowMemUsageThreshold, | ||
| HighMemUsageThreshold: rule.HighMemUsageThreshold, | ||
| MemLowWaterMarkBytes: rule.MemLowWaterMarkBytes, | ||
| MemHighWaterMarkBytes: rule.MemHighWaterMarkBytes, | ||
| } | ||
| return flow.LoadRules(newRules) | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| // Copyright The HTNN Authors. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package rules | ||
|
|
||
| import ( | ||
| types "mosn.io/htnn/types/plugins/sentinel" | ||
|
|
||
| "github.com/alibaba/sentinel-golang/core/hotspot" | ||
| ) | ||
|
|
||
| func LoadHotSpotRule(rule *types.HotSpotRule) (bool, error) { | ||
| oldRules := hotspot.GetRules() | ||
| newRules := make([]*hotspot.Rule, 0, len(oldRules)+1) | ||
| i := 0 | ||
| for _, r := range oldRules { | ||
| tmp := r | ||
| newRules[i] = &tmp | ||
| i++ | ||
| } | ||
|
|
||
| var specificItems map[interface{}]int64 | ||
| for k, v := range rule.SpecificItems { | ||
| specificItems[k] = v | ||
| } | ||
| newRules[i] = &hotspot.Rule{ | ||
| ID: rule.Id, | ||
| Resource: rule.Resource, | ||
| MetricType: hotspot.MetricType(rule.MetricType), | ||
| ControlBehavior: hotspot.ControlBehavior(rule.ControlBehavior), | ||
| ParamIndex: int(rule.ParamIndex), | ||
| ParamKey: rule.ParamKey, | ||
| Threshold: rule.Threshold, | ||
| MaxQueueingTimeMs: rule.MaxQueueingTimeMs, | ||
| BurstCount: rule.BurstCount, | ||
| DurationInSec: rule.DurationInSec, | ||
| ParamsMaxCapacity: rule.ParamsMaxCapacity, | ||
| SpecificItems: specificItems, | ||
| } | ||
| return hotspot.LoadRules(newRules) | ||
| } | ||
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