104 lines
3.1 KiB
Go
104 lines
3.1 KiB
Go
package config
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import (
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"fmt"
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"os"
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"strconv"
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"strings"
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"gitea.maximumdirect.net/eric/notarius/internal/framework/pipeline"
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)
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func LoadFromEnv() (Config, error) {
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cfg := Default()
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if err := cfg.applyEnvOverridesWithLookup(os.LookupEnv); err != nil {
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return Config{}, err
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}
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return cfg, nil
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}
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func (c *Config) ApplyEnvOverrides() error {
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return c.applyEnvOverridesWithLookup(os.LookupEnv)
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}
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func (c *Config) ApplyEnvOverridesWithLookup(lookup func(string) (string, bool)) error {
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return c.applyEnvOverridesWithLookup(lookup)
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}
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func (c *Config) applyEnvOverridesWithLookup(lookup func(string) (string, bool)) error {
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if c == nil {
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return fmt.Errorf("config must not be nil")
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}
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if raw, ok := lookup("NOTARIUS_TOTAL_LLM_CONCURRENCY"); ok {
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value, err := parseIntEnv("NOTARIUS_TOTAL_LLM_CONCURRENCY", raw)
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if err != nil {
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return err
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}
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c.Concurrency.TotalLLM = value
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}
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if raw, ok := lookup("NOTARIUS_STAGE_WORKERS_EXTRACT"); ok {
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value, err := parseIntEnv("NOTARIUS_STAGE_WORKERS_EXTRACT", raw)
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if err != nil {
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return err
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}
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if c.Concurrency.StageWorkers == nil {
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c.Concurrency.StageWorkers = make(map[string]int)
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}
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c.Concurrency.StageWorkers["extract"] = value
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c.Concurrency.extractWorkersConfigured = true
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}
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c.Concurrency.recomputeStageWorkerDefaults()
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if raw, ok := lookup("NOTARIUS_OUTPUT_DIR"); ok {
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c.Output.Directory = strings.TrimSpace(raw)
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if c.Output.Directory == "" {
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return fmt.Errorf("NOTARIUS_OUTPUT_DIR: must not be empty")
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}
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if strings.ContainsRune(c.Output.Directory, '\x00') {
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return fmt.Errorf("NOTARIUS_OUTPUT_DIR: must not contain NUL")
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}
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}
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if raw, ok := lookup("NOTARIUS_CACHE_CHUNK_PLANS_MODE"); ok {
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mode, err := pipeline.ParseChunkCacheMode(raw)
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if err != nil {
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return fmt.Errorf("NOTARIUS_CACHE_CHUNK_PLANS_MODE: %w", err)
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}
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c.Cache.ChunkPlans.Mode = mode
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}
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if raw, ok := lookup("NOTARIUS_CACHE_CHUNK_PLANS_DIR"); ok {
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c.Cache.ChunkPlans.Directory = cleanOptionalPath(raw)
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if c.Cache.ChunkPlans.Directory == "" {
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return fmt.Errorf("NOTARIUS_CACHE_CHUNK_PLANS_DIR: must not be empty")
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}
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if strings.ContainsRune(c.Cache.ChunkPlans.Directory, '\x00') {
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return fmt.Errorf("NOTARIUS_CACHE_CHUNK_PLANS_DIR: must not contain NUL")
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}
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}
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if raw, ok := lookup("NOTARIUS_CACHE_CHECKPOINTS_DIR"); ok {
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c.Cache.Checkpoints.Directory = cleanOptionalPath(raw)
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if c.Cache.Checkpoints.Directory == "" {
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return fmt.Errorf("NOTARIUS_CACHE_CHECKPOINTS_DIR: must not be empty")
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}
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if strings.ContainsRune(c.Cache.Checkpoints.Directory, '\x00') {
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return fmt.Errorf("NOTARIUS_CACHE_CHECKPOINTS_DIR: must not contain NUL")
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}
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}
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if raw, ok := lookup("NOTARIUS_DEBUG_DIR"); ok {
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c.Debug.Directory = strings.TrimSpace(raw)
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if c.Debug.Directory == "" {
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return fmt.Errorf("NOTARIUS_DEBUG_DIR: must not be empty")
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}
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if strings.ContainsRune(c.Debug.Directory, '\x00') {
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return fmt.Errorf("NOTARIUS_DEBUG_DIR: must not contain NUL")
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}
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}
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return nil
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}
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func parseIntEnv(name string, raw string) (int, error) {
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value, err := strconv.Atoi(strings.TrimSpace(raw))
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if err != nil {
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return 0, fmt.Errorf("%s: must be an integer", name)
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}
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return value, nil
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}
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