Files
hfb_sys/backend/internal/config/config_test.go
T
yml 8fef037be3 AES 字段加密迁配置并兼容旧密文
移除字段加密硬编码主密钥,改为 FIELD_ENCRYPTION_KEY 注入。

保留 FIELD_ENCRYPTION_LEGACY_KEY 透明回退旧密文,新写入统一使用主密钥;生产环境校验主密钥和 legacy 密钥长度、占位符及相等关系,并统一生产环境判断口径。

补充配置与旧密文兼容回归测试。
2026-06-14 17:53:24 +08:00

105 lines
4.0 KiB
Go

package config
import (
"os"
"testing"
)
const historicKey = "hfb-sys-2024-secret-key-32bytes!"
func TestIsProductionEnv(t *testing.T) {
cases := []struct {
in string
want bool
}{
{"production", true},
{"PRODUCTION", true},
{" production ", true},
{"development", false},
{"", false},
{"staging", false},
}
for _, c := range cases {
if got := IsProductionEnv(c.in); got != c.want {
t.Fatalf("IsProductionEnv(%q) = %v, want %v", c.in, got, c.want)
}
}
}
// TestFieldEncryptionLegacyKeyNonProductionDefaultsToHistoric 验证非生产环境未设置 legacy 时
// 回退到历史硬编码密钥(开发态零配置兼容旧密文)。
func TestFieldEncryptionLegacyKeyNonProductionDefaultsToHistoric(t *testing.T) {
unsetEnv(t, "FIELD_ENCRYPTION_LEGACY_KEY")
if got := fieldEncryptionLegacyKey("development"); got != historicKey {
t.Fatalf("non-production default legacy = %q, want %q", got, historicKey)
}
}
// TestFieldEncryptionLegacyKeyNonProductionExplicitOverride 验证非生产环境显式设置 legacy 时用该值。
func TestFieldEncryptionLegacyKeyNonProductionExplicitOverride(t *testing.T) {
t.Setenv("FIELD_ENCRYPTION_LEGACY_KEY", "explicit-legacy-16bytes!")
if got := fieldEncryptionLegacyKey("development"); got != "explicit-legacy-16bytes!" {
t.Fatalf("non-production explicit legacy = %q, want explicit-legacy-16bytes!", got)
}
}
// TestFieldEncryptionLegacyKeyProductionEmptyDisablesFallback 验证生产环境未设置/留空 legacy
// 返回空(禁用回退),而不是注入历史硬编码密钥。
// 这是密钥轮换闭环的关键:删除 env 必须真正关闭旧密钥。
func TestFieldEncryptionLegacyKeyProductionEmptyDisablesFallback(t *testing.T) {
t.Setenv("FIELD_ENCRYPTION_LEGACY_KEY", "")
if got := fieldEncryptionLegacyKey("production"); got != "" {
t.Fatalf("production empty legacy = %q, want empty (fallback disabled); injecting historic key breaks rotation closure", got)
}
}
// TestFieldEncryptionLegacyKeyProductionExplicitValue 验证生产环境显式设置 legacy 时用该值
// (轮换期间保留旧密钥解密存量)。
func TestFieldEncryptionLegacyKeyProductionExplicitValue(t *testing.T) {
t.Setenv("FIELD_ENCRYPTION_LEGACY_KEY", "prod-old-key-32bytes-0123456789")
if got := fieldEncryptionLegacyKey("production"); got != "prod-old-key-32bytes-0123456789" {
t.Fatalf("production explicit legacy = %q, want prod-old-key-32bytes-0123456789", got)
}
}
// TestValidateProductionSecurityRejectsPrimaryEqualsLegacy 验证生产环境 primary 等于 legacy 时报错。
func TestValidateProductionSecurityRejectsPrimaryEqualsLegacy(t *testing.T) {
t.Setenv("APP_ENV", "production")
t.Setenv("JWT_SECRET", "a-very-long-random-jwt-secret-at-least-32-bytes!!")
t.Setenv("PAYMENT_CONFIG_ENCRYPTION_KEY", "0123456789abcdef0123456789abcdef")
t.Setenv("FIELD_ENCRYPTION_KEY", "0123456789abcdef0123456789abcdef")
t.Setenv("FIELD_ENCRYPTION_LEGACY_KEY", "0123456789abcdef0123456789abcdef")
cfg := Load()
if err := cfg.ValidateProductionSecurity(); err == nil {
t.Fatal("ValidateProductionSecurity should reject FIELD_ENCRYPTION_KEY == LEGACY_KEY")
}
}
// TestValidateProductionSecurityRejectsInvalidLegacyKey 验证生产环境显式设置 legacy 时也校验长度。
func TestValidateProductionSecurityRejectsInvalidLegacyKey(t *testing.T) {
t.Setenv("APP_ENV", "PRODUCTION")
t.Setenv("JWT_SECRET", "a-very-long-random-jwt-secret-at-least-32-bytes!!")
t.Setenv("PAYMENT_CONFIG_ENCRYPTION_KEY", "0123456789abcdef0123456789abcdef")
t.Setenv("FIELD_ENCRYPTION_KEY", "abcdef0123456789abcdef0123456789")
t.Setenv("FIELD_ENCRYPTION_LEGACY_KEY", "too-short")
cfg := Load()
if err := cfg.ValidateProductionSecurity(); err == nil {
t.Fatal("ValidateProductionSecurity should reject invalid FIELD_ENCRYPTION_LEGACY_KEY")
}
}
func unsetEnv(t *testing.T, key string) {
t.Helper()
old, ok := os.LookupEnv(key)
if err := os.Unsetenv(key); err != nil {
t.Fatalf("unset %s: %v", key, err)
}
t.Cleanup(func() {
if ok {
_ = os.Setenv(key, old)
return
}
_ = os.Unsetenv(key)
})
}