102 lines
3.3 KiB
Go
102 lines
3.3 KiB
Go
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package sidekick
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import (
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"os"
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"strings"
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"time"
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"github.com/BurntSushi/toml"
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)
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// ProjectConfig represents the root of the TOML configuration
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type ProjectConfig struct {
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ToolResponseThreshold int `toml:"tool_response_threshold"`
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MCPListener MCPListenerConfig `toml:"mcp_listener"`
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Models map[string]ModelConfig `toml:"models"`
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MCPServers map[string]MCPServerConfig `toml:"mcp_servers"`
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Agents map[string]AgentConfig `toml:"agents"`
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}
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// MCPListenerConfig configures the MCP server exposed by Sidekick
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type MCPListenerConfig struct {
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Transport string `toml:"transport"` // "stdio" or "http"
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Port int `toml:"port"` // used if transport is "http"
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}
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// ModelConfig holds configuration for the LLM
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type ModelConfig struct {
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ModelID string `toml:"model_id"`
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Endpoint string `toml:"endpoint"`
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APIKey string `toml:"api_key"`
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Temperature float32 `toml:"temperature"`
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MaxTokens int `toml:"max_tokens"`
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TimeoutSecs int `toml:"timeout_secs"`
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Timeout time.Duration `toml:"-"`
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}
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// MCPServerConfig configures a single MCP server connection
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type MCPServerConfig struct {
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Transport string `toml:"transport"` // "stdio", "sse", "http", "websocket"
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Command string `toml:"command"` // for stdio
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Args []string `toml:"args"` // for stdio
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Env []string `toml:"env"` // for stdio, format "KEY=VALUE"
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URL string `toml:"url"` // for HTTP/SSE/WebSocket
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}
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// AgentConfig holds configuration for a specific agent instance
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type AgentConfig struct {
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ID string `toml:"-"`
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Role Role `toml:"role"`
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ModelID string `toml:"model_id"`
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Goals []string `toml:"goals"`
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SystemPrompt string `toml:"system_prompt"`
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Description string `toml:"description"`
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MaxIterations int `toml:"max_iterations"`
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Toolsets []string `toml:"toolsets"` // Allowed tool namespaces (MCP servers)
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Subagents []string `toml:"subagents"` // Allowed subagent IDs
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ToolResponseThreshold int `toml:"-"`
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}
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// resolveEnv checks if a string starts with "env:" and resolves it
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func resolveEnv(val string) string {
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if strings.HasPrefix(val, "env:") {
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envVar := strings.TrimPrefix(val, "env:")
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return os.Getenv(envVar)
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}
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return val
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}
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// Resolve applies environment variable resolution to relevant fields
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func (m *ModelConfig) Resolve() {
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m.ModelID = resolveEnv(m.ModelID)
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m.Endpoint = resolveEnv(m.Endpoint)
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m.APIKey = resolveEnv(m.APIKey)
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if m.TimeoutSecs > 0 {
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m.Timeout = time.Duration(m.TimeoutSecs) * time.Second
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}
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if m.Timeout == 0 {
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m.Timeout = 120 * time.Second
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}
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}
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// LoadConfig parses a TOML configuration file into ProjectConfig
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func LoadConfig(path string) (*ProjectConfig, error) {
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var cfg ProjectConfig
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if _, err := toml.DecodeFile(path, &cfg); err != nil {
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return nil, err
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}
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if cfg.ToolResponseThreshold <= 0 {
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cfg.ToolResponseThreshold = 10000
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}
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for k, m := range cfg.Models {
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m.Resolve()
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cfg.Models[k] = m
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}
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for k, a := range cfg.Agents {
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a.ID = k
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a.ToolResponseThreshold = cfg.ToolResponseThreshold
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cfg.Agents[k] = a
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}
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return &cfg, nil
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}
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