func ValidateSessionConfig(config *api.SessionConfig) fielderrors.ValidationErrorList {
allErrs := fielderrors.ValidationErrorList{}
// Validate session secrets file, if specified
if len(config.SessionSecretsFile) > 0 {
fileErrs := ValidateFile(config.SessionSecretsFile, "sessionSecretsFile")
if len(fileErrs) != 0 {
// Missing file
allErrs = append(allErrs, fileErrs...)
} else {
// Validate file contents
secrets, err := latest.ReadSessionSecrets(config.SessionSecretsFile)
if err != nil {
allErrs = append(allErrs, fielderrors.NewFieldInvalid("sessionSecretsFile", config.SessionSecretsFile, fmt.Sprintf("error reading file: %v", err)))
} else {
for _, err := range ValidateSessionSecrets(secrets) {
allErrs = append(allErrs, fielderrors.NewFieldInvalid("sessionSecretsFile", config.SessionSecretsFile, err.Error()))
}
}
}
}
if len(config.SessionName) == 0 {
allErrs = append(allErrs, fielderrors.NewFieldRequired("sessionName"))
}
return allErrs
}
func getSessionSecrets(filename string) ([]string, error) {
// Build secrets list
secrets := []string{}
if len(filename) != 0 {
sessionSecrets, err := latest.ReadSessionSecrets(filename)
if err != nil {
return nil, fmt.Errorf("error reading sessionSecretsFile %s: %v", filename, err)
}
if len(sessionSecrets.Secrets) == 0 {
return nil, fmt.Errorf("sessionSecretsFile %s contained no secrets", filename)
}
for _, s := range sessionSecrets.Secrets {
secrets = append(secrets, s.Authentication)
secrets = append(secrets, s.Encryption)
}
} else {
// Generate random signing and encryption secrets if none are specified in config
secrets = append(secrets, fmt.Sprintf("%x", md5.Sum([]byte(uuid.NewRandom().String()))))
secrets = append(secrets, fmt.Sprintf("%x", md5.Sum([]byte(uuid.NewRandom().String()))))
}
return secrets, nil
}