Files
notarius/internal/core/config/env.go

104 lines
3.1 KiB
Go

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