1package config
2
3import (
4 "context"
5 "fmt"
6 "log/slog"
7 "net/http"
8 "net/url"
9 "os"
10 "slices"
11 "strings"
12 "time"
13
14 "github.com/charmbracelet/catwalk/pkg/catwalk"
15 "github.com/charmbracelet/crush/internal/csync"
16 "github.com/charmbracelet/crush/internal/env"
17 "github.com/tidwall/sjson"
18)
19
20const (
21 appName = "crush"
22 defaultDataDirectory = ".crush"
23)
24
25var defaultContextPaths = []string{
26 ".github/copilot-instructions.md",
27 ".cursorrules",
28 ".cursor/rules/",
29 "CLAUDE.md",
30 "CLAUDE.local.md",
31 "GEMINI.md",
32 "gemini.md",
33 "crush.md",
34 "crush.local.md",
35 "Crush.md",
36 "Crush.local.md",
37 "CRUSH.md",
38 "CRUSH.local.md",
39 "AGENTS.md",
40 "agents.md",
41 "Agents.md",
42}
43
44type SelectedModelType string
45
46const (
47 SelectedModelTypeLarge SelectedModelType = "large"
48 SelectedModelTypeSmall SelectedModelType = "small"
49)
50
51const (
52 AgentCoder string = "coder"
53 AgentTask string = "task"
54)
55
56type SelectedModel struct {
57 // The model id as used by the provider API.
58 // Required.
59 Model string `json:"model" jsonschema:"required,description=The model ID as used by the provider API,example=gpt-4o"`
60 // The model provider, same as the key/id used in the providers config.
61 // Required.
62 Provider string `json:"provider" jsonschema:"required,description=The model provider ID that matches a key in the providers config,example=openai"`
63
64 // Only used by models that use the openai provider and need this set.
65 ReasoningEffort string `json:"reasoning_effort,omitempty" jsonschema:"description=Reasoning effort level for OpenAI models that support it,enum=low,enum=medium,enum=high"`
66
67 // Used by anthropic models that can reason to indicate if the model should think.
68 Think bool `json:"think,omitempty" jsonschema:"description=Enable thinking mode for Anthropic models that support reasoning"`
69
70 // Overrides the default model configuration.
71 MaxTokens int64 `json:"max_tokens,omitempty" jsonschema:"description=Maximum number of tokens for model responses,minimum=1,maximum=200000,example=4096"`
72 Temperature *float64 `json:"temperature,omitempty" jsonschema:"description=Sampling temperature,minimum=0,maximum=1,example=0.7"`
73 TopP *float64 `json:"top_p,omitempty" jsonschema:"description=Top-p (nucleus) sampling parameter,minimum=0,maximum=1,example=0.9"`
74 TopK *int64 `json:"top_k,omitempty" jsonschema:"description=Top-k sampling parameter"`
75 FrequencyPenalty *float64 `json:"frequency_penalty,omitempty" jsonschema:"description=Frequency penalty to reduce repetition"`
76 PresencePenalty *float64 `json:"presence_penalty,omitempty" jsonschema:"description=Presence penalty to increase topic diversity"`
77
78 // Override provider specific options.
79 ProviderOptions map[string]any `json:"provider_options,omitempty" jsonschema:"description=Additional provider-specific options for the model"`
80}
81
82type ProviderConfig struct {
83 // The provider's id.
84 ID string `json:"id,omitempty" jsonschema:"description=Unique identifier for the provider,example=openai"`
85 // The provider's name, used for display purposes.
86 Name string `json:"name,omitempty" jsonschema:"description=Human-readable name for the provider,example=OpenAI"`
87 // The provider's API endpoint.
88 BaseURL string `json:"base_url,omitempty" jsonschema:"description=Base URL for the provider's API,format=uri,example=https://api.openai.com/v1"`
89 // The provider type, e.g. "openai", "anthropic", etc. if empty it defaults to openai.
90 Type catwalk.Type `json:"type,omitempty" jsonschema:"description=Provider type that determines the API format,enum=openai,enum=anthropic,enum=gemini,enum=azure,enum=vertexai,default=openai"`
91 // The provider's API key.
92 APIKey string `json:"api_key,omitempty" jsonschema:"description=API key for authentication with the provider,example=$OPENAI_API_KEY"`
93 // Marks the provider as disabled.
94 Disable bool `json:"disable,omitempty" jsonschema:"description=Whether this provider is disabled,default=false"`
95
96 // Custom system prompt prefix.
97 SystemPromptPrefix string `json:"system_prompt_prefix,omitempty" jsonschema:"description=Custom prefix to add to system prompts for this provider"`
98
99 // Extra headers to send with each request to the provider.
100 ExtraHeaders map[string]string `json:"extra_headers,omitempty" jsonschema:"description=Additional HTTP headers to send with requests"`
101 // Extra body
102 ExtraBody map[string]any `json:"extra_body,omitempty" jsonschema:"description=Additional fields to include in request bodies, only works with openai-compatible providers"`
103
104 ProviderOptions map[string]any `json:"provider_options,omitempty" jsonschema:"description=Additional provider-specific options for this provider"`
105
106 // Used to pass extra parameters to the provider.
107 ExtraParams map[string]string `json:"-"`
108
109 // The provider models
110 Models []catwalk.Model `json:"models,omitempty" jsonschema:"description=List of models available from this provider"`
111}
112
113type MCPType string
114
115const (
116 MCPStdio MCPType = "stdio"
117 MCPSSE MCPType = "sse"
118 MCPHttp MCPType = "http"
119)
120
121type MCPConfig struct {
122 Command string `json:"command,omitempty" jsonschema:"description=Command to execute for stdio MCP servers,example=npx"`
123 Env map[string]string `json:"env,omitempty" jsonschema:"description=Environment variables to set for the MCP server"`
124 Args []string `json:"args,omitempty" jsonschema:"description=Arguments to pass to the MCP server command"`
125 Type MCPType `json:"type" jsonschema:"required,description=Type of MCP connection,enum=stdio,enum=sse,enum=http,default=stdio"`
126 URL string `json:"url,omitempty" jsonschema:"description=URL for HTTP or SSE MCP servers,format=uri,example=http://localhost:3000/mcp"`
127 Disabled bool `json:"disabled,omitempty" jsonschema:"description=Whether this MCP server is disabled,default=false"`
128 Timeout int `json:"timeout,omitempty" jsonschema:"description=Timeout in seconds for MCP server connections,default=15,example=30,example=60,example=120"`
129
130 // TODO: maybe make it possible to get the value from the env
131 Headers map[string]string `json:"headers,omitempty" jsonschema:"description=HTTP headers for HTTP/SSE MCP servers"`
132}
133
134type LSPConfig struct {
135 Disabled bool `json:"disabled,omitempty" jsonschema:"description=Whether this LSP server is disabled,default=false"`
136 Command string `json:"command,omitempty" jsonschema:"required,description=Command to execute for the LSP server,example=gopls"`
137 Args []string `json:"args,omitempty" jsonschema:"description=Arguments to pass to the LSP server command"`
138 Env map[string]string `json:"env,omitempty" jsonschema:"description=Environment variables to set to the LSP server command"`
139 FileTypes []string `json:"filetypes,omitempty" jsonschema:"description=File types this LSP server handles,example=go,example=mod,example=rs,example=c,example=js,example=ts"`
140 RootMarkers []string `json:"root_markers,omitempty" jsonschema:"description=Files or directories that indicate the project root,example=go.mod,example=package.json,example=Cargo.toml"`
141 InitOptions map[string]any `json:"init_options,omitempty" jsonschema:"description=Initialization options passed to the LSP server during initialize request"`
142 Options map[string]any `json:"options,omitempty" jsonschema:"description=LSP server-specific settings passed during initialization"`
143}
144
145type TUIOptions struct {
146 CompactMode bool `json:"compact_mode,omitempty" jsonschema:"description=Enable compact mode for the TUI interface,default=false"`
147 DiffMode string `json:"diff_mode,omitempty" jsonschema:"description=Diff mode for the TUI interface,enum=unified,enum=split"`
148 // Here we can add themes later or any TUI related options
149 //
150
151 Completions Completions `json:"completions,omitzero" jsonschema:"description=Completions UI options"`
152}
153
154// Completions defines options for the completions UI.
155type Completions struct {
156 MaxDepth *int `json:"max_depth,omitempty" jsonschema:"description=Maximum depth for the ls tool,default=0,example=10"`
157 MaxItems *int `json:"max_items,omitempty" jsonschema:"description=Maximum number of items to return for the ls tool,default=1000,example=100"`
158}
159
160func (c Completions) Limits() (depth, items int) {
161 return ptrValOr(c.MaxDepth, 0), ptrValOr(c.MaxItems, 0)
162}
163
164type Permissions struct {
165 AllowedTools []string `json:"allowed_tools,omitempty" jsonschema:"description=List of tools that don't require permission prompts,example=bash,example=view"` // Tools that don't require permission prompts
166 SkipRequests bool `json:"-"` // Automatically accept all permissions (YOLO mode)
167}
168
169type Attribution struct {
170 CoAuthoredBy bool `json:"co_authored_by,omitempty" jsonschema:"description=Add Co-Authored-By trailer to commit messages,default=true"`
171 GeneratedWith bool `json:"generated_with,omitempty" jsonschema:"description=Add Generated with Crush line to commit messages and issues and PRs,default=true"`
172}
173
174type Options struct {
175 ContextPaths []string `json:"context_paths,omitempty" jsonschema:"description=Paths to files containing context information for the AI,example=.cursorrules,example=CRUSH.md"`
176 TUI *TUIOptions `json:"tui,omitempty" jsonschema:"description=Terminal user interface options"`
177 Debug bool `json:"debug,omitempty" jsonschema:"description=Enable debug logging,default=false"`
178 DebugLSP bool `json:"debug_lsp,omitempty" jsonschema:"description=Enable debug logging for LSP servers,default=false"`
179 DisableAutoSummarize bool `json:"disable_auto_summarize,omitempty" jsonschema:"description=Disable automatic conversation summarization,default=false"`
180 DataDirectory string `json:"data_directory,omitempty" jsonschema:"description=Directory for storing application data (relative to working directory),default=.crush,example=.crush"` // Relative to the cwd
181 DisabledTools []string `json:"disabled_tools" jsonschema:"description=Tools to disable"`
182 DisableProviderAutoUpdate bool `json:"disable_provider_auto_update,omitempty" jsonschema:"description=Disable providers auto-update,default=false"`
183 Attribution *Attribution `json:"attribution,omitempty" jsonschema:"description=Attribution settings for generated content"`
184 DisableMetrics bool `json:"disable_metrics,omitempty" jsonschema:"description=Disable sending metrics,default=false"`
185}
186
187type MCPs map[string]MCPConfig
188
189type MCP struct {
190 Name string `json:"name"`
191 MCP MCPConfig `json:"mcp"`
192}
193
194func (m MCPs) Sorted() []MCP {
195 sorted := make([]MCP, 0, len(m))
196 for k, v := range m {
197 sorted = append(sorted, MCP{
198 Name: k,
199 MCP: v,
200 })
201 }
202 slices.SortFunc(sorted, func(a, b MCP) int {
203 return strings.Compare(a.Name, b.Name)
204 })
205 return sorted
206}
207
208type LSPs map[string]LSPConfig
209
210type LSP struct {
211 Name string `json:"name"`
212 LSP LSPConfig `json:"lsp"`
213}
214
215func (l LSPs) Sorted() []LSP {
216 sorted := make([]LSP, 0, len(l))
217 for k, v := range l {
218 sorted = append(sorted, LSP{
219 Name: k,
220 LSP: v,
221 })
222 }
223 slices.SortFunc(sorted, func(a, b LSP) int {
224 return strings.Compare(a.Name, b.Name)
225 })
226 return sorted
227}
228
229func (l LSPConfig) ResolvedEnv() []string {
230 return resolveEnvs(l.Env)
231}
232
233func (m MCPConfig) ResolvedEnv() []string {
234 return resolveEnvs(m.Env)
235}
236
237func (m MCPConfig) ResolvedHeaders() map[string]string {
238 resolver := NewShellVariableResolver(env.New())
239 for e, v := range m.Headers {
240 var err error
241 m.Headers[e], err = resolver.ResolveValue(v)
242 if err != nil {
243 slog.Error("error resolving header variable", "error", err, "variable", e, "value", v)
244 continue
245 }
246 }
247 return m.Headers
248}
249
250type Agent struct {
251 ID string `json:"id,omitempty"`
252 Name string `json:"name,omitempty"`
253 Description string `json:"description,omitempty"`
254 // This is the id of the system prompt used by the agent
255 Disabled bool `json:"disabled,omitempty"`
256
257 Model SelectedModelType `json:"model" jsonschema:"required,description=The model type to use for this agent,enum=large,enum=small,default=large"`
258
259 // The available tools for the agent
260 // if this is nil, all tools are available
261 AllowedTools []string `json:"allowed_tools,omitempty"`
262
263 // this tells us which MCPs are available for this agent
264 // if this is empty all mcps are available
265 // the string array is the list of tools from the AllowedMCP the agent has available
266 // if the string array is nil, all tools from the AllowedMCP are available
267 AllowedMCP map[string][]string `json:"allowed_mcp,omitempty"`
268
269 // Overrides the context paths for this agent
270 ContextPaths []string `json:"context_paths,omitempty"`
271}
272
273type Tools struct {
274 Ls ToolLs `json:"ls,omitzero"`
275}
276
277type ToolLs struct {
278 MaxDepth *int `json:"max_depth,omitempty" jsonschema:"description=Maximum depth for the ls tool,default=0,example=10"`
279 MaxItems *int `json:"max_items,omitempty" jsonschema:"description=Maximum number of items to return for the ls tool,default=1000,example=100"`
280}
281
282func (t ToolLs) Limits() (depth, items int) {
283 return ptrValOr(t.MaxDepth, 0), ptrValOr(t.MaxItems, 0)
284}
285
286// Config holds the configuration for crush.
287type Config struct {
288 Schema string `json:"$schema,omitempty"`
289
290 // We currently only support large/small as values here.
291 Models map[SelectedModelType]SelectedModel `json:"models,omitempty" jsonschema:"description=Model configurations for different model types,example={\"large\":{\"model\":\"gpt-4o\",\"provider\":\"openai\"}}"`
292 // Recently used models stored in the data directory config.
293 RecentModels map[SelectedModelType][]SelectedModel `json:"recent_models,omitempty" jsonschema:"description=Recently used models sorted by most recent first"`
294
295 // The providers that are configured
296 Providers *csync.Map[string, ProviderConfig] `json:"providers,omitempty" jsonschema:"description=AI provider configurations"`
297
298 MCP MCPs `json:"mcp,omitempty" jsonschema:"description=Model Context Protocol server configurations"`
299
300 LSP LSPs `json:"lsp,omitempty" jsonschema:"description=Language Server Protocol configurations"`
301
302 Options *Options `json:"options,omitempty" jsonschema:"description=General application options"`
303
304 Permissions *Permissions `json:"permissions,omitempty" jsonschema:"description=Permission settings for tool usage"`
305
306 Tools Tools `json:"tools,omitzero" jsonschema:"description=Tool configurations"`
307
308 Agents map[string]Agent `json:"-"`
309
310 // Internal
311 workingDir string `json:"-"`
312 // TODO: find a better way to do this this should probably not be part of the config
313 resolver VariableResolver
314 dataConfigDir string `json:"-"`
315 knownProviders []catwalk.Provider `json:"-"`
316}
317
318func (c *Config) WorkingDir() string {
319 return c.workingDir
320}
321
322func (c *Config) EnabledProviders() []ProviderConfig {
323 var enabled []ProviderConfig
324 for p := range c.Providers.Seq() {
325 if !p.Disable {
326 enabled = append(enabled, p)
327 }
328 }
329 return enabled
330}
331
332// IsConfigured return true if at least one provider is configured
333func (c *Config) IsConfigured() bool {
334 return len(c.EnabledProviders()) > 0
335}
336
337func (c *Config) GetModel(provider, model string) *catwalk.Model {
338 if providerConfig, ok := c.Providers.Get(provider); ok {
339 for _, m := range providerConfig.Models {
340 if m.ID == model {
341 return &m
342 }
343 }
344 }
345 return nil
346}
347
348func (c *Config) GetProviderForModel(modelType SelectedModelType) *ProviderConfig {
349 model, ok := c.Models[modelType]
350 if !ok {
351 return nil
352 }
353 if providerConfig, ok := c.Providers.Get(model.Provider); ok {
354 return &providerConfig
355 }
356 return nil
357}
358
359func (c *Config) GetModelByType(modelType SelectedModelType) *catwalk.Model {
360 model, ok := c.Models[modelType]
361 if !ok {
362 return nil
363 }
364 return c.GetModel(model.Provider, model.Model)
365}
366
367func (c *Config) LargeModel() *catwalk.Model {
368 model, ok := c.Models[SelectedModelTypeLarge]
369 if !ok {
370 return nil
371 }
372 return c.GetModel(model.Provider, model.Model)
373}
374
375func (c *Config) SmallModel() *catwalk.Model {
376 model, ok := c.Models[SelectedModelTypeSmall]
377 if !ok {
378 return nil
379 }
380 return c.GetModel(model.Provider, model.Model)
381}
382
383func (c *Config) SetCompactMode(enabled bool) error {
384 if c.Options == nil {
385 c.Options = &Options{}
386 }
387 c.Options.TUI.CompactMode = enabled
388 return c.SetConfigField("options.tui.compact_mode", enabled)
389}
390
391func (c *Config) Resolve(key string) (string, error) {
392 if c.resolver == nil {
393 return "", fmt.Errorf("no variable resolver configured")
394 }
395 return c.resolver.ResolveValue(key)
396}
397
398func (c *Config) UpdatePreferredModel(modelType SelectedModelType, model SelectedModel) error {
399 c.Models[modelType] = model
400 if err := c.SetConfigField(fmt.Sprintf("models.%s", modelType), model); err != nil {
401 return fmt.Errorf("failed to update preferred model: %w", err)
402 }
403 if err := c.recordRecentModel(modelType, model); err != nil {
404 return err
405 }
406 return nil
407}
408
409func (c *Config) SetConfigField(key string, value any) error {
410 // read the data
411 data, err := os.ReadFile(c.dataConfigDir)
412 if err != nil {
413 if os.IsNotExist(err) {
414 data = []byte("{}")
415 } else {
416 return fmt.Errorf("failed to read config file: %w", err)
417 }
418 }
419
420 newValue, err := sjson.Set(string(data), key, value)
421 if err != nil {
422 return fmt.Errorf("failed to set config field %s: %w", key, err)
423 }
424 if err := os.WriteFile(c.dataConfigDir, []byte(newValue), 0o600); err != nil {
425 return fmt.Errorf("failed to write config file: %w", err)
426 }
427 return nil
428}
429
430func (c *Config) SetProviderAPIKey(providerID, apiKey string) error {
431 // First save to the config file
432 err := c.SetConfigField("providers."+providerID+".api_key", apiKey)
433 if err != nil {
434 return fmt.Errorf("failed to save API key to config file: %w", err)
435 }
436
437 providerConfig, exists := c.Providers.Get(providerID)
438 if exists {
439 providerConfig.APIKey = apiKey
440 c.Providers.Set(providerID, providerConfig)
441 return nil
442 }
443
444 var foundProvider *catwalk.Provider
445 for _, p := range c.knownProviders {
446 if string(p.ID) == providerID {
447 foundProvider = &p
448 break
449 }
450 }
451
452 if foundProvider != nil {
453 // Create new provider config based on known provider
454 providerConfig = ProviderConfig{
455 ID: providerID,
456 Name: foundProvider.Name,
457 BaseURL: foundProvider.APIEndpoint,
458 Type: foundProvider.Type,
459 APIKey: apiKey,
460 Disable: false,
461 ExtraHeaders: make(map[string]string),
462 ExtraParams: make(map[string]string),
463 Models: foundProvider.Models,
464 }
465 } else {
466 return fmt.Errorf("provider with ID %s not found in known providers", providerID)
467 }
468 // Store the updated provider config
469 c.Providers.Set(providerID, providerConfig)
470 return nil
471}
472
473const maxRecentModelsPerType = 5
474
475func (c *Config) recordRecentModel(modelType SelectedModelType, model SelectedModel) error {
476 if model.Provider == "" || model.Model == "" {
477 return nil
478 }
479
480 if c.RecentModels == nil {
481 c.RecentModels = make(map[SelectedModelType][]SelectedModel)
482 }
483
484 eq := func(a, b SelectedModel) bool {
485 return a.Provider == b.Provider && a.Model == b.Model
486 }
487
488 entry := SelectedModel{
489 Provider: model.Provider,
490 Model: model.Model,
491 }
492
493 current := c.RecentModels[modelType]
494 withoutCurrent := slices.DeleteFunc(slices.Clone(current), func(existing SelectedModel) bool {
495 return eq(existing, entry)
496 })
497
498 updated := append([]SelectedModel{entry}, withoutCurrent...)
499 if len(updated) > maxRecentModelsPerType {
500 updated = updated[:maxRecentModelsPerType]
501 }
502
503 if slices.EqualFunc(current, updated, eq) {
504 return nil
505 }
506
507 c.RecentModels[modelType] = updated
508
509 if err := c.SetConfigField(fmt.Sprintf("recent_models.%s", modelType), updated); err != nil {
510 return fmt.Errorf("failed to persist recent models: %w", err)
511 }
512
513 return nil
514}
515
516func allToolNames() []string {
517 return []string{
518 "agent",
519 "bash",
520 "job_output",
521 "job_kill",
522 "download",
523 "edit",
524 "multiedit",
525 "lsp_diagnostics",
526 "lsp_references",
527 "fetch",
528 "agentic_fetch",
529 "glob",
530 "grep",
531 "ls",
532 "sourcegraph",
533 "view",
534 "write",
535 }
536}
537
538func resolveAllowedTools(allTools []string, disabledTools []string) []string {
539 if disabledTools == nil {
540 return allTools
541 }
542 // filter out disabled tools (exclude mode)
543 return filterSlice(allTools, disabledTools, false)
544}
545
546func resolveReadOnlyTools(tools []string) []string {
547 readOnlyTools := []string{"glob", "grep", "ls", "sourcegraph", "view"}
548 // filter to only include tools that are in allowedtools (include mode)
549 return filterSlice(tools, readOnlyTools, true)
550}
551
552func filterSlice(data []string, mask []string, include bool) []string {
553 filtered := []string{}
554 for _, s := range data {
555 // if include is true, we include items that ARE in the mask
556 // if include is false, we include items that are NOT in the mask
557 if include == slices.Contains(mask, s) {
558 filtered = append(filtered, s)
559 }
560 }
561 return filtered
562}
563
564func (c *Config) SetupAgents() {
565 allowedTools := resolveAllowedTools(allToolNames(), c.Options.DisabledTools)
566
567 agents := map[string]Agent{
568 AgentCoder: {
569 ID: AgentCoder,
570 Name: "Coder",
571 Description: "An agent that helps with executing coding tasks.",
572 Model: SelectedModelTypeLarge,
573 ContextPaths: c.Options.ContextPaths,
574 AllowedTools: allowedTools,
575 },
576
577 AgentTask: {
578 ID: AgentCoder,
579 Name: "Task",
580 Description: "An agent that helps with searching for context and finding implementation details.",
581 Model: SelectedModelTypeLarge,
582 ContextPaths: c.Options.ContextPaths,
583 AllowedTools: resolveReadOnlyTools(allowedTools),
584 // NO MCPs or LSPs by default
585 AllowedMCP: map[string][]string{},
586 },
587 }
588 c.Agents = agents
589}
590
591func (c *Config) Resolver() VariableResolver {
592 return c.resolver
593}
594
595func (c *ProviderConfig) TestConnection(resolver VariableResolver) error {
596 testURL := ""
597 headers := make(map[string]string)
598 apiKey, _ := resolver.ResolveValue(c.APIKey)
599 switch c.Type {
600 case catwalk.TypeOpenAI, catwalk.TypeOpenAICompat, catwalk.TypeOpenRouter:
601 baseURL, _ := resolver.ResolveValue(c.BaseURL)
602 if baseURL == "" {
603 baseURL = "https://api.openai.com/v1"
604 }
605 if c.ID == string(catwalk.InferenceProviderOpenRouter) {
606 testURL = baseURL + "/credits"
607 } else {
608 testURL = baseURL + "/models"
609 }
610 headers["Authorization"] = "Bearer " + apiKey
611 case catwalk.TypeAnthropic:
612 baseURL, _ := resolver.ResolveValue(c.BaseURL)
613 if baseURL == "" {
614 baseURL = "https://api.anthropic.com/v1"
615 }
616 testURL = baseURL + "/models"
617 headers["x-api-key"] = apiKey
618 headers["anthropic-version"] = "2023-06-01"
619 case catwalk.TypeGoogle:
620 baseURL, _ := resolver.ResolveValue(c.BaseURL)
621 if baseURL == "" {
622 baseURL = "https://generativelanguage.googleapis.com"
623 }
624 testURL = baseURL + "/v1beta/models?key=" + url.QueryEscape(apiKey)
625 }
626 ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
627 defer cancel()
628 client := &http.Client{}
629 req, err := http.NewRequestWithContext(ctx, "GET", testURL, nil)
630 if err != nil {
631 return fmt.Errorf("failed to create request for provider %s: %w", c.ID, err)
632 }
633 for k, v := range headers {
634 req.Header.Set(k, v)
635 }
636 for k, v := range c.ExtraHeaders {
637 req.Header.Set(k, v)
638 }
639 b, err := client.Do(req)
640 if err != nil {
641 return fmt.Errorf("failed to create request for provider %s: %w", c.ID, err)
642 }
643 if c.ID == string(catwalk.InferenceProviderZAI) {
644 if b.StatusCode == http.StatusUnauthorized {
645 // for z.ai just check if the http response is not 401
646 return fmt.Errorf("failed to connect to provider %s: %s", c.ID, b.Status)
647 }
648 } else {
649 if b.StatusCode != http.StatusOK {
650 return fmt.Errorf("failed to connect to provider %s: %s", c.ID, b.Status)
651 }
652 }
653 _ = b.Body.Close()
654 return nil
655}
656
657func resolveEnvs(envs map[string]string) []string {
658 resolver := NewShellVariableResolver(env.New())
659 for e, v := range envs {
660 var err error
661 envs[e], err = resolver.ResolveValue(v)
662 if err != nil {
663 slog.Error("error resolving environment variable", "error", err, "variable", e, "value", v)
664 continue
665 }
666 }
667
668 res := make([]string, 0, len(envs))
669 for k, v := range envs {
670 res = append(res, fmt.Sprintf("%s=%s", k, v))
671 }
672 return res
673}
674
675func ptrValOr[T any](t *T, el T) T {
676 if t == nil {
677 return el
678 }
679 return *t
680}