Carlos Florêncio
93251b48ce
* feat: mcp servers * feat: mcp executors * feat: mcp per agent profile * feat: improve side bar * feat: add reactive executors crud
103 lines
3.1 KiB
Go
103 lines
3.1 KiB
Go
package mcpconfig
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import (
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"encoding/json"
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"fmt"
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"strings"
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)
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// ExecutorPolicyConfig is a JSON-serializable policy override stored in executor config or metadata.
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type ExecutorPolicyConfig struct {
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AllowStdio *bool `json:"allow_stdio,omitempty"`
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AllowHTTP *bool `json:"allow_http,omitempty"`
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AllowSSE *bool `json:"allow_sse,omitempty"`
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AllowStreamableHTTP *bool `json:"allow_streamable_http,omitempty"`
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URLRewrite map[string]string `json:"url_rewrite,omitempty"`
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EnvInjection map[string]string `json:"env_injection,omitempty"`
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AllowlistServers []string `json:"allowlist_servers,omitempty"`
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DenylistServers []string `json:"denylist_servers,omitempty"`
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}
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// ApplyExecutorPolicy overlays a policy override onto the base policy.
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// The override can be a JSON string, map, or structured config.
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func ApplyExecutorPolicy(base Policy, value any) (Policy, []string, error) {
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if value == nil {
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return base, nil, nil
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}
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override, err := parseExecutorPolicy(value)
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if err != nil {
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return base, nil, err
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}
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if override == nil {
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return base, nil, nil
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}
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warnings := []string{}
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if override.AllowStdio != nil {
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base.AllowStdio = *override.AllowStdio
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}
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if override.AllowHTTP != nil {
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base.AllowHTTP = *override.AllowHTTP
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}
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if override.AllowSSE != nil {
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base.AllowSSE = *override.AllowSSE
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}
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if override.AllowStreamableHTTP != nil {
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base.AllowStreamableHTTP = *override.AllowStreamableHTTP
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}
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if override.URLRewrite != nil {
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base.URLRewrite = override.URLRewrite
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}
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if override.EnvInjection != nil {
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base.EnvInjection = override.EnvInjection
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}
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if len(override.AllowlistServers) > 0 {
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base.AllowlistServers = append([]string{}, override.AllowlistServers...)
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}
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if len(override.DenylistServers) > 0 {
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base.DenylistServers = append([]string{}, override.DenylistServers...)
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}
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if len(base.AllowlistServers) > 0 && len(base.DenylistServers) > 0 {
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warnings = append(warnings, "mcp policy: allowlist and denylist both set; allowlist takes precedence")
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}
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return base, warnings, nil
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}
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func parseExecutorPolicy(value any) (*ExecutorPolicyConfig, error) {
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switch v := value.(type) {
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case ExecutorPolicyConfig:
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return &v, nil
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case *ExecutorPolicyConfig:
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return v, nil
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case json.RawMessage:
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return parseExecutorPolicyJSON(v)
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case string:
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if strings.TrimSpace(v) == "" {
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return nil, nil
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}
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return parseExecutorPolicyJSON([]byte(v))
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case map[string]interface{}:
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return parseExecutorPolicyMap(v)
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default:
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return nil, fmt.Errorf("unsupported mcp policy value type %T", value)
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}
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}
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func parseExecutorPolicyJSON(payload []byte) (*ExecutorPolicyConfig, error) {
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var cfg ExecutorPolicyConfig
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if err := json.Unmarshal(payload, &cfg); err != nil {
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return nil, fmt.Errorf("invalid mcp policy JSON: %w", err)
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}
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return &cfg, nil
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}
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func parseExecutorPolicyMap(payload map[string]any) (*ExecutorPolicyConfig, error) {
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encoded, err := json.Marshal(payload)
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if err != nil {
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return nil, fmt.Errorf("invalid mcp policy map: %w", err)
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}
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return parseExecutorPolicyJSON(encoded)
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}
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