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feat: add list-system-members MCP tool #781

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Merged
Xe merged 5 commits into from
Nov 9, 2025
Merged

feat: add list-system-members MCP tool #781

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f70d537
feat: add list-system-members MCP tool
Xe Nov 7, 2025
1c760a5
Merge branch 'master' into Xe/add-list-system-members-mcp-tool
Xe Nov 9, 2025
0b430e5
Merge branch 'master' into Xe/add-list-system-members-mcp-tool
Xe Nov 9, 2025
13bb605
Merge branch 'master' into Xe/add-list-system-members-mcp-tool
Xe Nov 9, 2025
8a9c796
Merge branch 'master' into Xe/add-list-system-members-mcp-tool
Xe Nov 9, 2025
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35 changes: 35 additions & 0 deletions cmd/mi/services/mcp/mcp.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,9 @@ package mcp

import (
"context"
"fmt"
"net/http"
"strings"

"github.com/modelcontextprotocol/go-sdk/mcp"
"google.golang.org/protobuf/types/known/emptypb"
Expand Down Expand Up @@ -62,6 +64,34 @@ func (s *Server) whoIsFront(ctx context.Context, req *mcp.CallToolRequest, wif w
return nil, result, nil
}

type listSystemMembersReq struct{}

func (s *Server) listSystemMembers(ctx context.Context, req *mcp.CallToolRequest, lsm listSystemMembersReq) (*mcp.CallToolResult, *string, error) {
resp, err := s.st.Members(ctx, &emptypb.Empty{})
if err != nil {
return nil, nil, err
}

if len(resp.Members) == 0 {
emptyResult := "# System Members\n\nNo members found in the system."
return nil, &emptyResult, nil
}

// Generate Markdown output
var sb strings.Builder

sb.WriteString("# System Members\n\n")
sb.WriteString("Below is a list of all members in the system:\n\n")

for _, member := range resp.Members {
sb.WriteString(fmt.Sprintf("- %s", member.GetName()))
sb.WriteString("\n")
}

result := sb.String()
return nil, &result, nil
}

func New(st miv1.SwitchTracker) http.Handler {
s := &Server{
st: st,
Expand All @@ -83,6 +113,11 @@ func New(st miv1.SwitchTracker) http.Handler {
Description: "Find out who's front this time!",
}, s.whoIsFront)

mcp.AddTool(srv, &mcp.Tool{
Name: "list-system-members",
Description: "List all system members as Markdown",
}, s.listSystemMembers)

handler := mcp.NewStreamableHTTPHandler(func(req *http.Request) *mcp.Server { return srv }, nil)

return handler
Expand Down