Files
scriptorium/internal/profile/filesystem_repository.go

115 lines
3.0 KiB
Go

package profile
import (
"bytes"
"context"
"errors"
"fmt"
"os"
"path/filepath"
"strings"
"gitea.maximumdirect.net/eric/scriptorium/internal/domain"
"gopkg.in/yaml.v3"
)
var (
ErrProfileNotFound = errors.New("execution profile not found")
ErrInvalidYAML = errors.New("invalid YAML format")
ErrInvalidProfile = errors.New("invalid execution profile configuration")
ErrRawAPIKeyNotAllowed = errors.New("raw api_key is not allowed; use api_key_env")
)
type filesystemRepository struct {
dir string
}
func NewFilesystemRepository(dir string) Repository {
return &filesystemRepository{dir: dir}
}
func (r *filesystemRepository) GetProfile(ctx context.Context, id string) (*domain.ExecutionProfile, error) {
if strings.TrimSpace(id) == "" {
return nil, fmt.Errorf("%w: profile id is required", ErrInvalidProfile)
}
files, err := os.ReadDir(r.dir)
if err != nil {
return nil, fmt.Errorf("failed to read profile directory: %w", err)
}
for _, file := range files {
select {
case <-ctx.Done():
return nil, ctx.Err()
default:
}
if file.IsDir() || (!strings.HasSuffix(file.Name(), ".yaml") && !strings.HasSuffix(file.Name(), ".yml")) {
continue
}
fullPath := filepath.Join(r.dir, file.Name())
data, err := os.ReadFile(fullPath)
if err != nil {
return nil, fmt.Errorf("failed to read profile file %s: %w", file.Name(), err)
}
var prof domain.ExecutionProfile
decoder := yaml.NewDecoder(bytes.NewReader(data))
decoder.KnownFields(true)
if err := decoder.Decode(&prof); err != nil {
if strings.Contains(err.Error(), "field api_key not found") {
if strings.TrimSuffix(strings.TrimSuffix(file.Name(), ".yaml"), ".yml") == id {
return nil, fmt.Errorf("%w: %s", ErrRawAPIKeyNotAllowed, file.Name())
}
continue
}
if strings.TrimSuffix(strings.TrimSuffix(file.Name(), ".yaml"), ".yml") == id {
return nil, fmt.Errorf("%w: %s: %v", ErrInvalidYAML, file.Name(), err)
}
continue
}
if prof.ID != id {
continue
}
if err := validateProfile(&prof); err != nil {
if errors.Is(err, ErrRawAPIKeyNotAllowed) {
return nil, fmt.Errorf("%w: %s", err, file.Name())
}
return nil, fmt.Errorf("%w: %s: %v", ErrInvalidProfile, file.Name(), err)
}
return &prof, nil
}
return nil, ErrProfileNotFound
}
func validateProfile(p *domain.ExecutionProfile) error {
if strings.TrimSpace(p.ID) == "" {
return errors.New("id is required")
}
if strings.TrimSpace(p.Endpoint) == "" {
return errors.New("endpoint is required")
}
if strings.TrimSpace(p.Model) == "" {
return errors.New("model is required")
}
if p.Temperature < 0 || p.Temperature > 2 {
return errors.New("temperature must be between 0 and 2")
}
if p.MaxTokens < 0 {
return errors.New("max_tokens must be greater than or equal to 0")
}
if p.TopP < 0 || p.TopP > 1 {
return errors.New("top_p must be between 0 and 1")
}
if p.TimeoutSeconds < 0 {
return errors.New("timeout_seconds must be greater than or equal to 0")
}
return nil
}