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WIP feat:MCP Support init #798
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7467e36
feat(MCP): mcp SSE init (elasticsearch storage)
rajp152k 0b0764d
chore(fmt): gofumpted mcp.go
rajp152k cd14298
chore(logging): ctrl, klog setup for uniformity
rajp152k 7285ace
chore(esclient): mcp elasticsearch client setup
rajp152k 557456c
chore(format): make format
rajp152k 2e440c3
fix(cilint): unused contexts and vars fix
rajp152k 320e8b5
fix(lint): golangci-lint govet fix
rajp152k d5b5b7a
fix(err): error return for esclient failure
rajp152k 0d52bb5
feat(pkg/mcp): structure init for pkg/mcp
rajp152k 1831e4e
chore(mod): go mod tidy post get mcp-golang
rajp152k 481ea31
feat(mcp): MCPServer type init
rajp152k 4003a96
fix(mcp-go): mcp-golang -> mcp-go
rajp152k 11433b7
feat(mcptypes): basic MCP entity type aliases
rajp152k 972d247
feat(mcp): MCPStorageServer struct,New, Serve init
rajp152k f042255
feat(mcp): prompts,tools,resources init
rajp152k 900ffda
Merge remote-tracking branch 'origin/main' into mcp-support
rajp152k 5294e1c
[skip ci] tdd base
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| // Copyright The Karpor 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 app | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| "github.com/KusionStack/karpor/pkg/infra/search/storage/elasticsearch" | ||
| "github.com/KusionStack/karpor/pkg/mcp" | ||
| esclient "github.com/elastic/go-elasticsearch/v8" | ||
| "github.com/spf13/cobra" | ||
| "github.com/spf13/pflag" | ||
| "k8s.io/klog/v2" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| ) | ||
|
|
||
| type mcpOptions struct { | ||
| SSEPort string | ||
| ElasticSearchAddresses []string | ||
| } | ||
|
|
||
| func NewMCPOptions() *mcpOptions { | ||
| return &mcpOptions{} | ||
| } | ||
|
|
||
| func (o *mcpOptions) AddFlags(fs *pflag.FlagSet) { | ||
| fs.StringVar(&o.SSEPort, "MCP SSE server exposure port", ":7999", "The address expossing the mcp server") | ||
| fs.StringSliceVar(&o.ElasticSearchAddresses, "elastic-search-addresses", nil, "The elastic search address") | ||
| } | ||
|
|
||
| func NewMCPCommand(ctx context.Context) *cobra.Command { | ||
| options := NewMCPOptions() | ||
| cmd := &cobra.Command{ | ||
| Use: "mcp", | ||
| Short: "start a storage mcp server to enable natural language interaction capabilities with the storage backend", | ||
| RunE: func(cmd *cobra.Command, args []string) error { | ||
| return mcpRun(ctx, options) | ||
| }, | ||
| } | ||
| options.AddFlags(cmd.Flags()) | ||
| return cmd | ||
| } | ||
|
|
||
| //nolint:unparam | ||
| func mcpRun(ctx context.Context, options *mcpOptions) error { | ||
| ctrl.SetLogger(klog.NewKlogr()) | ||
| log := ctrl.Log.WithName("mcp") | ||
|
|
||
| log.Info("Starting MCP SSE server", | ||
| "port", options.SSEPort, | ||
| "esAddresses", options.ElasticSearchAddresses) | ||
|
|
||
| //nolint:contextcheck | ||
| es, err := elasticsearch.NewStorage(esclient.Config{ | ||
| Addresses: options.ElasticSearchAddresses, | ||
| }) | ||
| if err != nil { | ||
| log.Error(err, "unable to init elasticsearch client") | ||
| return err | ||
| } | ||
| log.Info("Acquired elasticsearch storage backend", "esStorage", es) | ||
|
|
||
| // TODO : integrate mcp-golang SSE server | ||
|
|
||
| log.Info("TODO: yet to implement mcp functionality") | ||
| log.Info("see /cmd/karpor/app/mcp.go for further directives") | ||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| package mcp | ||
|
|
||
| import ( | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| package mcp | ||
|
|
||
| import ( | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| // Copyright The Karpor 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 mcp | ||
|
|
||
| import ( | ||
| "github.com/KusionStack/karpor/pkg/infra/search/storage" | ||
| _ "github.com/KusionStack/karpor/pkg/infra/search/storage/elasticsearch" | ||
| _ "github.com/mark3labs/mcp-go/mcp" | ||
| "github.com/mark3labs/mcp-go/server" | ||
| _ "sigs.k8s.io/controller-runtime" | ||
| ) | ||
|
|
||
| // NewMCPStorageServer yields a storage initialized MCPServer struct | ||
| func NewMCPStorageServer(storageEndpoint storage.Storage, sseBaseURL string, sseAddr string) MCPStorageServer { | ||
| mcpServer := server.NewMCPServer("MCP Storage Server", "0.0.1") | ||
| sseServer := server.NewSSEServer(mcpServer, sseBaseURL) | ||
| return MCPStorageServer{ | ||
| Storage: storageEndpoint, | ||
| MCPServer: mcpServer, | ||
| sseServerBaseURL: sseBaseURL, | ||
| sseServerBaseURLAddr: sseAddr, | ||
| sseServer: sseServer, | ||
| } | ||
| } | ||
|
|
||
| // Serve starts an SSE server on the baseaddr provided | ||
| func (m *MCPStorageServer) Serve() error { | ||
| return m.sseServer.Start(m.sseServerBaseURLAddr) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| // Copyright The Karpor 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 mcp | ||
|
|
||
| import ( | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| // Copyright The Karpor 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 mcp | ||
|
|
||
| import ( | ||
| "github.com/KusionStack/karpor/pkg/infra/search/storage" | ||
| _ "github.com/KusionStack/karpor/pkg/infra/search/storage/elasticsearch" | ||
| _ "github.com/mark3labs/mcp-go/mcp" | ||
| "github.com/mark3labs/mcp-go/server" | ||
| ) | ||
|
|
||
| // MCPServer is the main object that holds the necessary fields and components for the mcp server component to expose the storage backend via resources, tools and prompts | ||
| type MCPStorageServer struct { | ||
| Storage storage.Storage //the storage backend to be exposed by the MCPStorageServer | ||
| MCPServer *server.MCPServer //manages configurations of tools, resources, prompts and their handlers | ||
| sseServerBaseURL string //baseURL on which the sse server is exposed | ||
| sseServerBaseURLAddr string //port on which the sse server is exposed | ||
| sseServer *server.SSEServer //manages configuration of the HTTP based SSE server on which the MCPServer is exposed | ||
| } | ||
|
|
||
| // MCPToolName is a string tag for an mcp server tool | ||
| type MCPToolName string | ||
|
|
||
| // MCPResourceName is a string tag for an mcp server resource | ||
| type MCPResourceName string | ||
|
|
||
| // MCPPromptName is a string tag for an mcp server prompt | ||
| type MCPPromptName string |
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