authelia/internal/configuration/helpers.go

120 lines
2.9 KiB
Go

package configuration
import (
"os"
"strings"
"github.com/authelia/authelia/v4/internal/utils"
)
func getEnvConfigMap(keys []string, prefix, delimiter string, ds map[string]Deprecation, dms []MultiKeyMappedDeprecation) (keyMap map[string]string, ignoredKeys []string) {
keyMap = make(map[string]string)
for _, key := range keys {
keyMap[ToEnvironmentKey(key, prefix, delimiter)] = key
// Secret envs should be ignored by the env parser.
if IsSecretKey(key) {
ignoredKeys = append(ignoredKeys, ToEnvironmentSecretKey(key, prefix, delimiter))
}
}
for key, deprecation := range ds {
if IsSecretKey(key) {
ignoredKeys = append(ignoredKeys, ToEnvironmentSecretKey(key, prefix, delimiter))
}
if !deprecation.AutoMap {
continue
}
d := ToEnvironmentKey(deprecation.Key, prefix, delimiter)
if _, ok := keyMap[d]; ok {
continue
}
keyMap[d] = deprecation.Key
}
for _, deprecation := range dms {
for _, key := range deprecation.Keys {
if IsSecretKey(key) {
ignoredKeys = append(ignoredKeys, ToEnvironmentSecretKey(key, prefix, delimiter))
}
d := ToEnvironmentKey(key, prefix, delimiter)
if _, ok := keyMap[d]; ok {
continue
}
keyMap[d] = key
}
}
return keyMap, ignoredKeys
}
func getSecretConfigMap(keys []string, prefix, delimiter string, ds map[string]Deprecation) (keyMap map[string]string) {
keyMap = make(map[string]string)
for _, key := range keys {
if IsSecretKey(key) {
originalKey := strings.ToUpper(strings.ReplaceAll(key, constDelimiter, delimiter)) + constSecretSuffix
keyMap[prefix+originalKey] = key
}
}
for key := range ds {
if IsSecretKey(key) {
originalKey := strings.ToUpper(strings.ReplaceAll(key, constDelimiter, delimiter)) + constSecretSuffix
keyMap[prefix+originalKey] = key
}
}
return keyMap
}
// ToEnvironmentKey converts a key into the environment variable name.
func ToEnvironmentKey(key, prefix, delimiter string) string {
return prefix + strings.ToUpper(strings.ReplaceAll(key, constDelimiter, delimiter))
}
// ToEnvironmentSecretKey converts a key into the environment variable name.
func ToEnvironmentSecretKey(key, prefix, delimiter string) string {
return prefix + strings.ToUpper(strings.ReplaceAll(key, constDelimiter, delimiter)) + constSecretSuffix
}
// IsSecretKey returns true if the provided key is a secret enabled key.
func IsSecretKey(key string) (isSecretKey bool) {
if strings.Contains(key, "[]") {
return false
}
if strings.Contains(key, ".*.") {
return false
}
if utils.IsStringInSlice(key, secretExclusionExact) {
return false
}
if utils.IsStringInSliceF(key, secretExclusionPrefix, strings.HasPrefix) {
return false
}
return utils.IsStringInSliceF(key, secretSuffix, strings.HasSuffix)
}
func loadSecret(path string) (value string, err error) {
content, err := os.ReadFile(path)
if err != nil {
return "", err
}
return strings.TrimRight(string(content), "\n"), err
}