1package config
2
3import (
4 "cmp"
5 "context"
6 "errors"
7 "fmt"
8 "log/slog"
9 "maps"
10 "net/http"
11 "net/url"
12 "slices"
13 "strings"
14 "time"
15
16 "charm.land/catwalk/pkg/catwalk"
17 "git.secluded.site/crush/internal/csync"
18 "git.secluded.site/crush/internal/env"
19 "git.secluded.site/crush/internal/oauth"
20 "git.secluded.site/crush/internal/oauth/copilot"
21 "github.com/invopop/jsonschema"
22)
23
24const (
25 appName = "crush"
26 defaultDataDirectory = ".crush"
27 defaultInitializeAs = "AGENTS.md"
28)
29
30var defaultContextPaths = []string{
31 ".github/copilot-instructions.md",
32 ".cursorrules",
33 ".cursor/rules/",
34 "CLAUDE.md",
35 "CLAUDE.local.md",
36 "GEMINI.md",
37 "gemini.md",
38 "crush.md",
39 "crush.local.md",
40 "Crush.md",
41 "Crush.local.md",
42 "CRUSH.md",
43 "CRUSH.local.md",
44 "AGENTS.md",
45 "agents.md",
46 "Agents.md",
47}
48
49type SelectedModelType string
50
51// String returns the string representation of the [SelectedModelType].
52func (s SelectedModelType) String() string {
53 return string(s)
54}
55
56const (
57 SelectedModelTypeLarge SelectedModelType = "large"
58 SelectedModelTypeSmall SelectedModelType = "small"
59)
60
61const (
62 AgentCoder string = "coder"
63 AgentTask string = "task"
64)
65
66type SelectedModel struct {
67 // The model id as used by the provider API.
68 // Required.
69 Model string `json:"model" jsonschema:"required,description=The model ID as used by the provider API,example=gpt-4o"`
70 // The model provider, same as the key/id used in the providers config.
71 // Required.
72 Provider string `json:"provider" jsonschema:"required,description=The model provider ID that matches a key in the providers config,example=openai"`
73
74 // Only used by models that use the openai provider and need this set.
75 ReasoningEffort string `json:"reasoning_effort,omitempty" jsonschema:"description=Reasoning effort level for OpenAI models that support it,enum=low,enum=medium,enum=high"`
76
77 // Used by anthropic models that can reason to indicate if the model should think.
78 Think bool `json:"think,omitempty" jsonschema:"description=Enable thinking mode for Anthropic models that support reasoning"`
79
80 // Overrides the default model configuration.
81 MaxTokens int64 `json:"max_tokens,omitempty" jsonschema:"description=Maximum number of tokens for model responses,maximum=200000,example=4096"`
82 Temperature *float64 `json:"temperature,omitempty" jsonschema:"description=Sampling temperature,minimum=0,maximum=1,example=0.7"`
83 TopP *float64 `json:"top_p,omitempty" jsonschema:"description=Top-p (nucleus) sampling parameter,minimum=0,maximum=1,example=0.9"`
84 TopK *int64 `json:"top_k,omitempty" jsonschema:"description=Top-k sampling parameter"`
85 FrequencyPenalty *float64 `json:"frequency_penalty,omitempty" jsonschema:"description=Frequency penalty to reduce repetition"`
86 PresencePenalty *float64 `json:"presence_penalty,omitempty" jsonschema:"description=Presence penalty to increase topic diversity"`
87
88 // Override provider specific options.
89 ProviderOptions map[string]any `json:"provider_options,omitempty" jsonschema:"description=Additional provider-specific options for the model"`
90}
91
92type ProviderConfig struct {
93 // The provider's id.
94 ID string `json:"id,omitempty" jsonschema:"description=Unique identifier for the provider,example=openai"`
95 // The provider's name, used for display purposes.
96 Name string `json:"name,omitempty" jsonschema:"description=Human-readable name for the provider,example=OpenAI"`
97 // The provider's API endpoint.
98 BaseURL string `json:"base_url,omitempty" jsonschema:"description=Base URL for the provider's API,format=uri,example=https://api.openai.com/v1"`
99 // The provider type, e.g. "openai", "anthropic", etc. if empty it defaults to openai.
100 Type catwalk.Type `json:"type,omitempty" jsonschema:"description=Provider type that determines the API format,enum=openai,enum=openai-compat,enum=anthropic,enum=gemini,enum=azure,enum=vertexai,default=openai"`
101 // The provider's API key.
102 APIKey string `json:"api_key,omitempty" jsonschema:"description=API key for authentication with the provider,example=$OPENAI_API_KEY"`
103 // The original API key template before resolution (for re-resolution on auth errors).
104 APIKeyTemplate string `json:"-"`
105 // OAuthToken for providers that use OAuth2 authentication.
106 OAuthToken *oauth.Token `json:"oauth,omitempty" jsonschema:"description=OAuth2 token for authentication with the provider"`
107 // Marks the provider as disabled.
108 Disable bool `json:"disable,omitempty" jsonschema:"description=Whether this provider is disabled,default=false"`
109
110 // Custom system prompt prefix.
111 SystemPromptPrefix string `json:"system_prompt_prefix,omitempty" jsonschema:"description=Custom prefix to add to system prompts for this provider"`
112
113 // Extra headers to send with each request to the provider.
114 ExtraHeaders map[string]string `json:"extra_headers,omitempty" jsonschema:"description=Additional HTTP headers to send with requests"`
115 // Extra body
116 ExtraBody map[string]any `json:"extra_body,omitempty" jsonschema:"description=Additional fields to include in request bodies, only works with openai-compatible providers"`
117
118 ProviderOptions map[string]any `json:"provider_options,omitempty" jsonschema:"description=Additional provider-specific options for this provider"`
119
120 // Used to pass extra parameters to the provider.
121 ExtraParams map[string]string `json:"-"`
122
123 // The provider models
124 Models []catwalk.Model `json:"models,omitempty" jsonschema:"description=List of models available from this provider"`
125}
126
127// ToProvider converts the [ProviderConfig] to a [catwalk.Provider].
128func (c *ProviderConfig) ToProvider() catwalk.Provider {
129 // Convert config provider to provider.Provider format
130 provider := catwalk.Provider{
131 Name: c.Name,
132 ID: catwalk.InferenceProvider(c.ID),
133 Models: make([]catwalk.Model, len(c.Models)),
134 }
135
136 // Convert models
137 for i, model := range c.Models {
138 provider.Models[i] = catwalk.Model{
139 ID: model.ID,
140 Name: model.Name,
141 CostPer1MIn: model.CostPer1MIn,
142 CostPer1MOut: model.CostPer1MOut,
143 CostPer1MInCached: model.CostPer1MInCached,
144 CostPer1MOutCached: model.CostPer1MOutCached,
145 ContextWindow: model.ContextWindow,
146 DefaultMaxTokens: model.DefaultMaxTokens,
147 CanReason: model.CanReason,
148 ReasoningLevels: model.ReasoningLevels,
149 DefaultReasoningEffort: model.DefaultReasoningEffort,
150 SupportsImages: model.SupportsImages,
151 }
152 }
153
154 return provider
155}
156
157func (c *ProviderConfig) SetupGitHubCopilot() {
158 maps.Copy(c.ExtraHeaders, copilot.Headers())
159}
160
161type MCPType string
162
163const (
164 MCPStdio MCPType = "stdio"
165 MCPSSE MCPType = "sse"
166 MCPHttp MCPType = "http"
167)
168
169type MCPConfig struct {
170 Command string `json:"command,omitempty" jsonschema:"description=Command to execute for stdio MCP servers,example=npx"`
171 Env map[string]string `json:"env,omitempty" jsonschema:"description=Environment variables to set for the MCP server"`
172 Args []string `json:"args,omitempty" jsonschema:"description=Arguments to pass to the MCP server command"`
173 Type MCPType `json:"type" jsonschema:"required,description=Type of MCP connection,enum=stdio,enum=sse,enum=http,default=stdio"`
174 URL string `json:"url,omitempty" jsonschema:"description=URL for HTTP or SSE MCP servers,format=uri,example=http://localhost:3000/mcp"`
175 Disabled bool `json:"disabled,omitempty" jsonschema:"description=Whether this MCP server is disabled,default=false"`
176 DisabledTools []string `json:"disabled_tools,omitempty" jsonschema:"description=List of tools from this MCP server to disable,example=get-library-doc"`
177 Timeout int `json:"timeout,omitempty" jsonschema:"description=Timeout in seconds for MCP server connections,default=15,example=30,example=60,example=120"`
178
179 // TODO: maybe make it possible to get the value from the env
180 Headers map[string]string `json:"headers,omitempty" jsonschema:"description=HTTP headers for HTTP/SSE MCP servers"`
181}
182
183type LSPConfig struct {
184 Disabled bool `json:"disabled,omitempty" jsonschema:"description=Whether this LSP server is disabled,default=false"`
185 Command string `json:"command,omitempty" jsonschema:"description=Command to execute for the LSP server,example=gopls"`
186 Args []string `json:"args,omitempty" jsonschema:"description=Arguments to pass to the LSP server command"`
187 Env map[string]string `json:"env,omitempty" jsonschema:"description=Environment variables to set to the LSP server command"`
188 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"`
189 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"`
190 InitOptions map[string]any `json:"init_options,omitempty" jsonschema:"description=Initialization options passed to the LSP server during initialize request"`
191 Options map[string]any `json:"options,omitempty" jsonschema:"description=LSP server-specific settings passed during initialization"`
192 Timeout int `json:"timeout,omitempty" jsonschema:"description=Timeout in seconds for LSP server initialization,default=30,example=60,example=120"`
193}
194
195type TUIOptions struct {
196 CompactMode bool `json:"compact_mode,omitempty" jsonschema:"description=Enable compact mode for the TUI interface,default=false"`
197 DiffMode string `json:"diff_mode,omitempty" jsonschema:"description=Diff mode for the TUI interface,enum=unified,enum=split"`
198 // Here we can add themes later or any TUI related options
199 //
200
201 Completions Completions `json:"completions,omitzero" jsonschema:"description=Completions UI options"`
202 Transparent *bool `json:"transparent,omitempty" jsonschema:"description=Enable transparent background for the TUI interface,default=false"`
203}
204
205// Completions defines options for the completions UI.
206type Completions struct {
207 MaxDepth *int `json:"max_depth,omitempty" jsonschema:"description=Maximum depth for the ls tool,default=0,example=10"`
208 MaxItems *int `json:"max_items,omitempty" jsonschema:"description=Maximum number of items to return for the ls tool,default=1000,example=100"`
209}
210
211func (c Completions) Limits() (depth, items int) {
212 return ptrValOr(c.MaxDepth, 0), ptrValOr(c.MaxItems, 0)
213}
214
215type Permissions struct {
216 AllowedTools []string `json:"allowed_tools,omitempty" jsonschema:"description=List of tools that don't require permission prompts,example=bash,example=view"`
217}
218
219type TrailerStyle string
220
221const (
222 TrailerStyleNone TrailerStyle = "none"
223 TrailerStyleCoAuthoredBy TrailerStyle = "co-authored-by"
224 TrailerStyleAssistedBy TrailerStyle = "assisted-by"
225)
226
227type Attribution struct {
228 TrailerStyle TrailerStyle `json:"trailer_style,omitempty" jsonschema:"description=Style of attribution trailer to add to commits,enum=none,enum=co-authored-by,enum=assisted-by,default=assisted-by"`
229 CoAuthoredBy *bool `json:"co_authored_by,omitempty" jsonschema:"description=Deprecated: use trailer_style instead"`
230 GeneratedWith bool `json:"generated_with,omitempty" jsonschema:"description=Add Generated with Crush line to commit messages and issues and PRs,default=true"`
231}
232
233// JSONSchemaExtend marks the co_authored_by field as deprecated in the schema.
234func (Attribution) JSONSchemaExtend(schema *jsonschema.Schema) {
235 if schema.Properties != nil {
236 if prop, ok := schema.Properties.Get("co_authored_by"); ok {
237 prop.Deprecated = true
238 }
239 }
240}
241
242type Options struct {
243 ContextPaths []string `json:"context_paths,omitempty" jsonschema:"description=Paths to files containing context information for the AI,example=.cursorrules,example=CRUSH.md"`
244 GlobalContextPaths []string `json:"global_context_paths,omitempty" jsonschema:"description=Paths to files containing global context information for the AI,default=~/.config/crush/CRUSH.md,default=~/.config/AGENTS.md"`
245 SkillsPaths []string `json:"skills_paths,omitempty" jsonschema:"description=Paths to directories containing Agent Skills (folders with SKILL.md files),example=~/.config/crush/skills,example=./skills"`
246 TUI *TUIOptions `json:"tui,omitempty" jsonschema:"description=Terminal user interface options"`
247 Debug bool `json:"debug,omitempty" jsonschema:"description=Enable debug logging,default=false"`
248 DebugLSP bool `json:"debug_lsp,omitempty" jsonschema:"description=Enable debug logging for LSP servers,default=false"`
249 DisableAutoSummarize bool `json:"disable_auto_summarize,omitempty" jsonschema:"description=Disable automatic conversation summarization,default=false"`
250 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
251 DisabledTools []string `json:"disabled_tools,omitempty" jsonschema:"description=List of built-in tools to disable and hide from the agent,example=bash,example=sourcegraph"`
252 DisableProviderAutoUpdate bool `json:"disable_provider_auto_update,omitempty" jsonschema:"description=Disable providers auto-update,default=false"`
253 DisableDefaultProviders bool `json:"disable_default_providers,omitempty" jsonschema:"description=Ignore all default/embedded providers. When enabled, providers must be fully specified in the config file with base_url, models, and api_key - no merging with defaults occurs,default=false"`
254 Attribution *Attribution `json:"attribution,omitempty" jsonschema:"description=Attribution settings for generated content"`
255 DisableMetrics bool `json:"disable_metrics,omitempty" jsonschema:"description=Disable sending metrics,default=false"`
256 InitializeAs string `json:"initialize_as,omitempty" jsonschema:"description=Name of the context file to create/update during project initialization,default=AGENTS.md,example=AGENTS.md,example=CRUSH.md,example=CLAUDE.md,example=docs/LLMs.md"`
257 AutoLSP *bool `json:"auto_lsp,omitempty" jsonschema:"description=Automatically setup LSPs based on root markers,default=true"`
258 Progress *bool `json:"progress,omitempty" jsonschema:"description=Show indeterminate progress updates during long operations,default=true"`
259 DisableNotifications bool `json:"disable_notifications,omitempty" jsonschema:"description=Disable desktop notifications,default=false"`
260 DisabledSkills []string `json:"disabled_skills,omitempty" jsonschema:"description=List of skill names to disable and hide from the agent,example=crush-config"`
261}
262
263type MCPs map[string]MCPConfig
264
265type MCP struct {
266 Name string `json:"name"`
267 MCP MCPConfig `json:"mcp"`
268}
269
270func (m MCPs) Sorted() []MCP {
271 sorted := make([]MCP, 0, len(m))
272 for k, v := range m {
273 sorted = append(sorted, MCP{
274 Name: k,
275 MCP: v,
276 })
277 }
278 slices.SortFunc(sorted, func(a, b MCP) int {
279 return strings.Compare(a.Name, b.Name)
280 })
281 return sorted
282}
283
284type LSPs map[string]LSPConfig
285
286type LSP struct {
287 Name string `json:"name"`
288 LSP LSPConfig `json:"lsp"`
289}
290
291func (l LSPs) Sorted() []LSP {
292 sorted := make([]LSP, 0, len(l))
293 for k, v := range l {
294 sorted = append(sorted, LSP{
295 Name: k,
296 LSP: v,
297 })
298 }
299 slices.SortFunc(sorted, func(a, b LSP) int {
300 return strings.Compare(a.Name, b.Name)
301 })
302 return sorted
303}
304
305func (l LSPConfig) ResolvedEnv() []string {
306 return resolveEnvs(l.Env)
307}
308
309func (m MCPConfig) ResolvedEnv() []string {
310 return resolveEnvs(m.Env)
311}
312
313func (m MCPConfig) ResolvedHeaders() map[string]string {
314 resolver := NewShellVariableResolver(env.New())
315 for e, v := range m.Headers {
316 var err error
317 m.Headers[e], err = resolver.ResolveValue(v)
318 if err != nil {
319 slog.Error("Error resolving header variable", "error", err, "variable", e, "value", v)
320 continue
321 }
322 }
323 return m.Headers
324}
325
326type Agent struct {
327 ID string `json:"id,omitempty"`
328 Name string `json:"name,omitempty"`
329 Description string `json:"description,omitempty"`
330 // This is the id of the system prompt used by the agent
331 Disabled bool `json:"disabled,omitempty"`
332
333 Model SelectedModelType `json:"model" jsonschema:"required,description=The model type to use for this agent,enum=large,enum=small,default=large"`
334
335 // The available tools for the agent
336 // if this is nil, all tools are available
337 AllowedTools []string `json:"allowed_tools,omitempty"`
338
339 // this tells us which MCPs are available for this agent
340 // if this is empty all mcps are available
341 // the string array is the list of tools from the AllowedMCP the agent has available
342 // if the string array is nil, all tools from the AllowedMCP are available
343 AllowedMCP map[string][]string `json:"allowed_mcp,omitempty"`
344
345 // Overrides the context paths for this agent
346 ContextPaths []string `json:"context_paths,omitempty"`
347}
348
349type Tools struct {
350 Ls ToolLs `json:"ls,omitzero"`
351 Grep ToolGrep `json:"grep,omitzero"`
352}
353
354type ToolLs struct {
355 MaxDepth *int `json:"max_depth,omitempty" jsonschema:"description=Maximum depth for the ls tool,default=0,example=10"`
356 MaxItems *int `json:"max_items,omitempty" jsonschema:"description=Maximum number of items to return for the ls tool,default=1000,example=100"`
357}
358
359// Limits returns the user-defined max-depth and max-items, or their defaults.
360func (t ToolLs) Limits() (depth, items int) {
361 return ptrValOr(t.MaxDepth, 0), ptrValOr(t.MaxItems, 0)
362}
363
364type ToolGrep struct {
365 Timeout *time.Duration `json:"timeout,omitempty" jsonschema:"description=Timeout for the grep tool call,default=5s,example=10s"`
366}
367
368// GetTimeout returns the user-defined timeout or the default.
369func (t ToolGrep) GetTimeout() time.Duration {
370 return ptrValOr(t.Timeout, 5*time.Second)
371}
372
373// Config holds the configuration for crush.
374type Config struct {
375 Schema string `json:"$schema,omitempty"`
376
377 // We currently only support large/small as values here.
378 Models map[SelectedModelType]SelectedModel `json:"models,omitempty" jsonschema:"description=Model configurations for different model types,example={\"large\":{\"model\":\"gpt-4o\",\"provider\":\"openai\"}}"`
379
380 // Recently used models stored in the data directory config.
381 RecentModels map[SelectedModelType][]SelectedModel `json:"recent_models,omitempty" jsonschema:"-"`
382
383 // The providers that are configured
384 Providers *csync.Map[string, ProviderConfig] `json:"providers,omitempty" jsonschema:"description=AI provider configurations"`
385
386 MCP MCPs `json:"mcp,omitempty" jsonschema:"description=Model Context Protocol server configurations"`
387
388 LSP LSPs `json:"lsp,omitempty" jsonschema:"description=Language Server Protocol configurations"`
389
390 Options *Options `json:"options,omitempty" jsonschema:"description=General application options"`
391
392 Permissions *Permissions `json:"permissions,omitempty" jsonschema:"description=Permission settings for tool usage"`
393
394 Tools Tools `json:"tools,omitzero" jsonschema:"description=Tool configurations"`
395
396 Agents map[string]Agent `json:"-"`
397}
398
399func (c *Config) EnabledProviders() []ProviderConfig {
400 var enabled []ProviderConfig
401 for p := range c.Providers.Seq() {
402 if !p.Disable {
403 enabled = append(enabled, p)
404 }
405 }
406 return enabled
407}
408
409// IsConfigured return true if at least one provider is configured
410func (c *Config) IsConfigured() bool {
411 return len(c.EnabledProviders()) > 0
412}
413
414func (c *Config) GetModel(provider, model string) *catwalk.Model {
415 if providerConfig, ok := c.Providers.Get(provider); ok {
416 for _, m := range providerConfig.Models {
417 if m.ID == model {
418 return &m
419 }
420 }
421 }
422 return nil
423}
424
425func (c *Config) GetProviderForModel(modelType SelectedModelType) *ProviderConfig {
426 model, ok := c.Models[modelType]
427 if !ok {
428 return nil
429 }
430 if providerConfig, ok := c.Providers.Get(model.Provider); ok {
431 return &providerConfig
432 }
433 return nil
434}
435
436func (c *Config) GetModelByType(modelType SelectedModelType) *catwalk.Model {
437 model, ok := c.Models[modelType]
438 if !ok {
439 return nil
440 }
441 return c.GetModel(model.Provider, model.Model)
442}
443
444func (c *Config) LargeModel() *catwalk.Model {
445 model, ok := c.Models[SelectedModelTypeLarge]
446 if !ok {
447 return nil
448 }
449 return c.GetModel(model.Provider, model.Model)
450}
451
452func (c *Config) SmallModel() *catwalk.Model {
453 model, ok := c.Models[SelectedModelTypeSmall]
454 if !ok {
455 return nil
456 }
457 return c.GetModel(model.Provider, model.Model)
458}
459
460const maxRecentModelsPerType = 5
461
462func allToolNames() []string {
463 return []string{
464 "agent",
465 "bash",
466 "crush_info",
467 "crush_logs",
468 "job_output",
469 "job_kill",
470 "download",
471 "edit",
472 "multiedit",
473 "lsp_diagnostics",
474 "lsp_references",
475 "lsp_restart",
476 "fetch",
477 "agentic_fetch",
478 "glob",
479 "grep",
480 "ls",
481 "sourcegraph",
482 "todos",
483 "view",
484 "write",
485 "list_mcp_resources",
486 "read_mcp_resource",
487 }
488}
489
490func resolveAllowedTools(allTools []string, disabledTools []string) []string {
491 if disabledTools == nil {
492 return allTools
493 }
494 // filter out disabled tools (exclude mode)
495 return filterSlice(allTools, disabledTools, false)
496}
497
498func resolveReadOnlyTools(tools []string) []string {
499 readOnlyTools := []string{"glob", "grep", "ls", "sourcegraph", "view"}
500 // filter to only include tools that are in allowedtools (include mode)
501 return filterSlice(tools, readOnlyTools, true)
502}
503
504func filterSlice(data []string, mask []string, include bool) []string {
505 var filtered []string
506 for _, s := range data {
507 // if include is true, we include items that ARE in the mask
508 // if include is false, we include items that are NOT in the mask
509 if include == slices.Contains(mask, s) {
510 filtered = append(filtered, s)
511 }
512 }
513 return filtered
514}
515
516func (c *Config) SetupAgents() {
517 allowedTools := resolveAllowedTools(allToolNames(), c.Options.DisabledTools)
518
519 agents := map[string]Agent{
520 AgentCoder: {
521 ID: AgentCoder,
522 Name: "Coder",
523 Description: "An agent that helps with executing coding tasks.",
524 Model: SelectedModelTypeLarge,
525 ContextPaths: c.Options.ContextPaths,
526 AllowedTools: allowedTools,
527 },
528
529 AgentTask: {
530 ID: AgentTask,
531 Name: "Task",
532 Description: "An agent that helps with searching for context and finding implementation details.",
533 Model: SelectedModelTypeLarge,
534 ContextPaths: c.Options.ContextPaths,
535 AllowedTools: resolveReadOnlyTools(allowedTools),
536 // NO MCPs or LSPs by default
537 AllowedMCP: map[string][]string{},
538 },
539 }
540 c.Agents = agents
541}
542
543func (c *ProviderConfig) TestConnection(resolver VariableResolver) error {
544 var (
545 providerID = catwalk.InferenceProvider(c.ID)
546 testURL = ""
547 headers = make(map[string]string)
548 apiKey, _ = resolver.ResolveValue(c.APIKey)
549 )
550
551 switch providerID {
552 case catwalk.InferenceProviderMiniMax, catwalk.InferenceProviderMiniMaxChina:
553 // NOTE: MiniMax has no good endpoint we can use to validate the API key.
554 // Let's at least check the pattern.
555 if !strings.HasPrefix(apiKey, "sk-") {
556 return fmt.Errorf("invalid API key format for provider %s", c.ID)
557 }
558 return nil
559 }
560
561 switch c.Type {
562 case catwalk.TypeOpenAI, catwalk.TypeOpenAICompat, catwalk.TypeOpenRouter:
563 baseURL, _ := resolver.ResolveValue(c.BaseURL)
564 baseURL = cmp.Or(baseURL, "https://api.openai.com/v1")
565
566 switch providerID {
567 case catwalk.InferenceProviderOpenRouter:
568 testURL = baseURL + "/credits"
569 case catwalk.InferenceProviderOpenCodeGo:
570 testURL = strings.Replace(baseURL, "/go", "", 1) + "/models"
571 default:
572 testURL = baseURL + "/models"
573 }
574
575 headers["Authorization"] = "Bearer " + apiKey
576 case catwalk.TypeAnthropic:
577 baseURL, _ := resolver.ResolveValue(c.BaseURL)
578 baseURL = cmp.Or(baseURL, "https://api.anthropic.com/v1")
579
580 switch providerID {
581 case catwalk.InferenceKimiCoding:
582 testURL = baseURL + "/v1/models"
583 default:
584 testURL = baseURL + "/models"
585 }
586
587 headers["x-api-key"] = apiKey
588 headers["anthropic-version"] = "2023-06-01"
589 case catwalk.TypeGoogle:
590 baseURL, _ := resolver.ResolveValue(c.BaseURL)
591 baseURL = cmp.Or(baseURL, "https://generativelanguage.googleapis.com")
592 testURL = baseURL + "/v1beta/models?key=" + url.QueryEscape(apiKey)
593 case catwalk.TypeBedrock:
594 // NOTE: Bedrock has a `/foundation-models` endpoint that we could in
595 // theory use, but apparently the authorization is region-specific,
596 // so it's not so trivial.
597 if strings.HasPrefix(apiKey, "ABSK") { // Bedrock API keys
598 return nil
599 }
600 return errors.New("not a valid bedrock api key")
601 case catwalk.TypeVercel:
602 // NOTE: Vercel does not validate API keys on the `/models` endpoint.
603 if strings.HasPrefix(apiKey, "vck_") { // Vercel API keys
604 return nil
605 }
606 return errors.New("not a valid vercel api key")
607 }
608
609 ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
610 defer cancel()
611
612 client := &http.Client{}
613 req, err := http.NewRequestWithContext(ctx, "GET", testURL, nil)
614 if err != nil {
615 return fmt.Errorf("failed to create request for provider %s: %w", c.ID, err)
616 }
617 for k, v := range headers {
618 req.Header.Set(k, v)
619 }
620 for k, v := range c.ExtraHeaders {
621 req.Header.Set(k, v)
622 }
623
624 resp, err := client.Do(req)
625 if err != nil {
626 return fmt.Errorf("failed to create request for provider %s: %w", c.ID, err)
627 }
628 defer resp.Body.Close()
629
630 switch providerID {
631 case catwalk.InferenceProviderZAI:
632 if resp.StatusCode == http.StatusUnauthorized {
633 return fmt.Errorf("failed to connect to provider %s: %s", c.ID, resp.Status)
634 }
635 default:
636 if resp.StatusCode != http.StatusOK {
637 return fmt.Errorf("failed to connect to provider %s: %s", c.ID, resp.Status)
638 }
639 }
640 return nil
641}
642
643func resolveEnvs(envs map[string]string) []string {
644 resolver := NewShellVariableResolver(env.New())
645 for e, v := range envs {
646 var err error
647 envs[e], err = resolver.ResolveValue(v)
648 if err != nil {
649 slog.Error("Error resolving environment variable", "error", err, "variable", e, "value", v)
650 continue
651 }
652 }
653
654 res := make([]string, 0, len(envs))
655 for k, v := range envs {
656 res = append(res, fmt.Sprintf("%s=%s", k, v))
657 }
658 return res
659}
660
661func ptrValOr[T any](t *T, el T) T {
662 if t == nil {
663 return el
664 }
665 return *t
666}