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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| // 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 ( | ||
| sentinelApi "github.com/alibaba/sentinel-golang/api" | ||
| sentinelConf "github.com/alibaba/sentinel-golang/core/config" | ||
| "github.com/alibaba/sentinel-golang/logging" | ||
|
|
||
| "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" | ||
| ) | ||
|
|
||
| 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.CustomConfig | ||
|
|
||
| params sentinelApi.EntryOption | ||
| attachments []*sentinel.Source | ||
| m *res2RuleMap | ||
| } | ||
|
|
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| type res2RuleMap struct { | ||
| f map[string]*sentinel.FlowRule | ||
| hs map[string]*sentinel.HotSpotRule | ||
| cb map[string]*sentinel.CircuitBreakerRule | ||
| } | ||
|
|
||
| func (conf *config) Init(cb api.ConfigCallbackHandler) error { | ||
| sc := sentinelConf.NewDefaultConfig() | ||
| sc.Sentinel.Log.Logger = logging.NewConsoleLogger() | ||
| sc.Sentinel.Log.Dir = "/tmp/sentinel" | ||
| if err := sentinelApi.InitWithConfig(sc); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| if _, err := loadRules(conf); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
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| func loadRules(conf *config) (bool, error) { | ||
| conf.m = &res2RuleMap{ | ||
| f: make(map[string]*sentinel.FlowRule), | ||
| hs: make(map[string]*sentinel.HotSpotRule), | ||
| cb: make(map[string]*sentinel.CircuitBreakerRule), | ||
| } | ||
|
|
||
| conf.params = sentinelApi.WithArgs() | ||
| conf.attachments = make([]*sentinel.Source, 0) | ||
| hs := conf.GetHotSpot() | ||
| if hs != nil { | ||
| args := make([]interface{}, len(hs.GetParams())) | ||
| for i, p := range hs.GetParams() { | ||
| args[i] = p | ||
| } | ||
| conf.params = sentinelApi.WithArgs(args...) | ||
| conf.attachments = hs.GetAttachments() | ||
| } | ||
|
|
||
| if ok, err := rules.LoadFlowRules(conf.GetFlow(), conf.m.f); !ok || err != nil { | ||
| return ok, err | ||
| } | ||
|
|
||
| if ok, err := rules.LoadHotSpotRules(hs, conf.m.hs); !ok || err != nil { | ||
| return ok, err | ||
| } | ||
|
|
||
| if ok, err := rules.LoadCircuitBreakerRules(conf.GetCircuitBreaker(), conf.m.cb); !ok || err != nil { | ||
| return ok, err | ||
| } | ||
|
|
||
| return true, nil | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| // 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 ( | ||
| "fmt" | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/assert" | ||
| "google.golang.org/protobuf/encoding/protojson" | ||
| ) | ||
|
|
||
| func TestConfig(t *testing.T) { | ||
| tests := []struct { | ||
| name string | ||
| input string | ||
| err string | ||
| }{ | ||
| { | ||
| name: "resource are required", | ||
| input: `{}`, | ||
| err: "invalid Config.Resource: value is required", | ||
| }, | ||
| { | ||
| name: "one of flow, hotSpot, circuitBreaker is required", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}}`, | ||
| err: "config must have at least one of 'flow', 'hotSpot', 'circuitBreaker'", | ||
| }, | ||
| { | ||
| name: "flow err: threshold must be greater than 0", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}, "flow": {"rules": [{"resource": "flow"}]}}`, | ||
| err: "'threshold' must be greater than 0", | ||
| }, | ||
| { | ||
| name: "flow ok: current resource", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}, "flow": {"rules": [{"resource": "flow", "threshold": 10}]}}`, | ||
| err: "", | ||
| }, | ||
| { | ||
| name: "flow ok: related resource", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}, "flow": {"rules": [{"resource": "f2", "relationStrategy": "ASSOCIATED_RESOURCE", "refResource": "f1"}]}}`, | ||
| err: "", | ||
| }, | ||
| { | ||
| name: "hot spot err: one of params, attachments is required", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}, "hotSpot": {}}`, | ||
| err: "'params' and 'attachments' cannot both be empty", | ||
| }, | ||
| { | ||
| name: "hot spot err: threshold must be greater than 0", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}, "hotSpot": {"params": ["test"], "rules": [{"resource": "hs"}]}}`, | ||
| err: "invalid HotSpotRule.Threshold: value must be greater than 0", | ||
| }, | ||
| { | ||
| name: "hot spot ok", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}, "hotSpot": {"params": ["test"], "rules": [{"resource": "hs", "metricType": "QPS", "threshold": 10}]}}`, | ||
| err: "", | ||
| }, | ||
| { | ||
| name: "circuit breaker err: threshold must be greater than 0", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}, "circuitBreaker": {"rules": [{"resource": "cb"}]}}`, | ||
| err: "invalid CircuitBreakerRule.Threshold: value must be greater than 0", | ||
| }, | ||
| { | ||
| name: "circuit breaker ok", | ||
| input: `{"resource": {"from": "HEADER", "key": "test"}, "circuitBreaker": {"rules": [{"resource": "cb", "threshold": 10}]}}`, | ||
| err: "", | ||
| }, | ||
| } | ||
|
|
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| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| conf := &config{} | ||
| err := protojson.Unmarshal([]byte(tt.input), conf) | ||
| if err == nil { | ||
| err = conf.Validate() | ||
| } | ||
| if tt.err == "" { | ||
| assert.Nil(t, err) | ||
| err = conf.Init(nil) | ||
| assert.Nil(t, err) | ||
| } else { | ||
| fmt.Println(err) | ||
| assert.ErrorContains(t, err, tt.err) | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| } |
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