Mainflux.mainflux/provision/config.go

97 lines
4.6 KiB
Go

// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
package provision
import (
"fmt"
"os"
mfclients "github.com/mainflux/mainflux/pkg/clients"
"github.com/mainflux/mainflux/pkg/errors"
"github.com/mainflux/mainflux/pkg/groups"
"github.com/pelletier/go-toml"
)
// ServiceConf represents service config.
type ServiceConf struct {
Port string `toml:"port" env:"MF_PROVISION_HTTP_PORT" envDefault:"9016"`
LogLevel string `toml:"log_level" env:"MF_PROVISION_LOG_LEVEL" envDefault:"info"`
TLS bool `toml:"tls" env:"MF_PROVISION_ENV_CLIENTS_TLS" envDefault:"false"`
ServerCert string `toml:"server_cert" env:"MF_PROVISION_SERVER_CERT" envDefault:""`
ServerKey string `toml:"server_key" env:"MF_PROVISION_SERVER_KEY" envDefault:""`
ThingsURL string `toml:"things_url" env:"MF_PROVISION_THINGS_LOCATION" envDefault:"http://localhost"`
UsersURL string `toml:"users_url" env:"MF_PROVISION_USERS_LOCATION" envDefault:"http://localhost"`
HTTPPort string `toml:"http_port" env:"MF_PROVISION_HTTP_PORT" envDefault:"9016"`
MfUser string `toml:"mf_user" env:"MF_PROVISION_USER" envDefault:"test@example.com"`
MfPass string `toml:"mf_pass" env:"MF_PROVISION_PASS" envDefault:"test"`
MfAPIKey string `toml:"mf_api_key" env:"MF_PROVISION_API_KEY" envDefault:""`
MfBSURL string `toml:"mf_bs_url" env:"MF_PROVISION_BS_SVC_URL" envDefault:"http://localhost:9000/things/configs"`
MfWhiteListURL string `toml:"mf_white_list" env:"MF_PROVISION_BS_SVC_WHITELIST_URL" envDefault:"http://localhost:9000/things/state"`
MfCertsURL string `toml:"mf_certs_url" env:"MF_PROVISION_CERTS_SVC_URL" envDefault:"http://localhost:9019"`
}
// Bootstrap represetns the Bootstrap config.
type Bootstrap struct {
X509Provision bool `toml:"x509_provision" env:"MF_PROVISION_X509_PROVISIONING" envDefault:"false"`
Provision bool `toml:"provision" env:"MF_PROVISION_BS_CONFIG_PROVISIONING" envDefault:"true"`
AutoWhiteList bool `toml:"autowhite_list" env:"MF_PROVISION_BS_AUTO_WHITELIST" envDefault:"true"`
Content map[string]interface{} `toml:"content"`
}
// Gateway represetns the Gateway config.
type Gateway struct {
Type string `toml:"type" json:"type"`
ExternalID string `toml:"external_id" json:"external_id"`
ExternalKey string `toml:"external_key" json:"external_key"`
CtrlChannelID string `toml:"ctrl_channel_id" json:"ctrl_channel_id"`
DataChannelID string `toml:"data_channel_id" json:"data_channel_id"`
ExportChannelID string `toml:"export_channel_id" json:"export_channel_id"`
CfgID string `toml:"cfg_id" json:"cfg_id"`
}
// Cert represetns the certificate config.
type Cert struct {
TTL string `json:"ttl" toml:"ttl" env:"MF_PROVISION_CERTS_HOURS_VALID" envDefault:"2400h"`
}
// Config struct of Provision.
type Config struct {
LogLevel string `toml:"log_level" env:"MF_PROVISION_LOG_LEVEL" envDefault:"info"`
File string `toml:"file" env:"MF_PROVISION_CONFIG_FILE" envDefault:"config.toml"`
Server ServiceConf `toml:"server" mapstructure:"server"`
Bootstrap Bootstrap `toml:"bootstrap" mapstructure:"bootstrap"`
Things []mfclients.Client `toml:"things" mapstructure:"things"`
Channels []groups.Group `toml:"channels" mapstructure:"channels"`
Cert Cert `toml:"cert" mapstructure:"cert"`
BSContent string `env:"MF_PROVISION_BS_CONTENT" envDefault:""`
SendTelemetry bool `env:"MF_SEND_TELEMETRY" envDefault:"true"`
InstanceID string `env:"MF_MQTT_ADAPTER_INSTANCE_ID" envDefault:""`
}
// Save - store config in a file.
func Save(c Config, file string) error {
b, err := toml.Marshal(c)
if err != nil {
return errors.New(fmt.Sprintf("Error reading config file: %s", err))
}
if err := os.WriteFile(file, b, 0o644); err != nil {
return errors.New(fmt.Sprintf("Error writing toml: %s", err))
}
return nil
}
// Read - retrieve config from a file.
func Read(file string) (Config, error) {
data, err := os.ReadFile(file)
c := Config{}
if err != nil {
return c, errors.New(fmt.Sprintf("Error reading config file: %s", err))
}
if err := toml.Unmarshal(data, &c); err != nil {
return Config{}, errors.New(fmt.Sprintf("Error unmarshaling toml: %s", err))
}
return c, nil
}