104 lines
2.8 KiB
Go
104 lines
2.8 KiB
Go
package config
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import (
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"os"
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"strconv"
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"strings"
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"time"
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)
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type Config struct {
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ServiceAddr string
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PostgresURL string
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ClickHouseURL string
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ClickHouseDB string
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ClickHouseUser string
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ClickHousePassword string
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KafkaBrokers []string
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KafkaTopic string
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KafkaGroup string
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EnrollmentKey string
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TenantID string
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MaxBodyBytes int64
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MaxBatchEvents int
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RawArchiveEnabled bool
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RawSpoolDir string
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RawRetention time.Duration
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DetectorInterval time.Duration
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DetectorLookback time.Duration
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UIQueryLimit int
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UIUsername string
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UIPassword string
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}
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func Load() Config {
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return Config{
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ServiceAddr: env("SERVICE_ADDR", ":8080"),
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PostgresURL: env("POSTGRES_URL", "postgres://siem:siem@postgres:5432/siem?sslmode=disable"),
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ClickHouseURL: strings.TrimRight(env("CLICKHOUSE_URL", "http://clickhouse:8123"), "/"),
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ClickHouseDB: env("CLICKHOUSE_DB", "siem"),
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ClickHouseUser: env("CLICKHOUSE_USER", "siem"),
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ClickHousePassword: env("CLICKHOUSE_PASSWORD", "siem"),
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KafkaBrokers: splitCSV(env("KAFKA_BROKERS", "redpanda:9092")),
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KafkaTopic: env("KAFKA_TOPIC", "siem-events"),
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KafkaGroup: env("KAFKA_GROUP", "siem-processor-v1"),
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EnrollmentKey: env("ENROLLMENT_KEY", "change-me"),
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TenantID: env("TENANT_ID", "default"),
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MaxBodyBytes: int64(envInt("MAX_BODY_BYTES", 8*1024*1024)),
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MaxBatchEvents: envInt("MAX_BATCH_EVENTS", 1000),
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RawArchiveEnabled: envBool("RAW_ARCHIVE_ENABLED", true),
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RawSpoolDir: env("RAW_SPOOL_DIR", "/var/spool/siem-raw"),
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RawRetention: envDuration("RAW_RETENTION", 30*24*time.Hour),
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DetectorInterval: envDuration("DETECTOR_INTERVAL", 30*time.Second),
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DetectorLookback: envDuration("DETECTOR_LOOKBACK", 20*time.Minute),
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UIQueryLimit: envInt("UI_QUERY_LIMIT", 500),
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UIUsername: env("UI_USERNAME", "admin"),
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UIPassword: env("UI_PASSWORD", "change-me"),
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}
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}
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func env(k, d string) string {
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if v := strings.TrimSpace(os.Getenv(k)); v != "" {
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return v
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}
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return d
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}
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func envInt(k string, d int) int {
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v := strings.TrimSpace(os.Getenv(k))
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if v == "" {
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return d
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}
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n, e := strconv.Atoi(v)
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if e != nil {
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return d
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}
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return n
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}
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func envBool(k string, d bool) bool {
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v := strings.ToLower(strings.TrimSpace(os.Getenv(k)))
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if v == "" {
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return d
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}
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return v == "1" || v == "true" || v == "yes" || v == "on"
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}
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func envDuration(k string, d time.Duration) time.Duration {
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v := strings.TrimSpace(os.Getenv(k))
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if v == "" {
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return d
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}
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x, e := time.ParseDuration(v)
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if e != nil {
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return d
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}
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return x
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}
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func splitCSV(v string) []string {
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var out []string
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for _, p := range strings.Split(v, ",") {
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if p = strings.TrimSpace(p); p != "" {
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out = append(out, p)
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}
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}
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return out
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}
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