forked from influxdata/influxdb
/
configuration.go
167 lines (143 loc) · 3.72 KB
/
configuration.go
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package configuration
import (
log "code.google.com/p/log4go"
"encoding/json"
"fmt"
"github.com/BurntSushi/toml"
"io/ioutil"
"os"
)
type AdminConfig struct {
Port int
Assets string
}
type ApiConfig struct {
SslPort int `toml:"ssl-port"`
SslCertPath string `toml:"ssl-cert"`
Port int
}
type RaftConfig struct {
Port int
Dir string
}
type StorageConfig struct {
Dir string
}
type ClusterConfig struct {
SeedServers []string `toml:"seed-servers"`
ProtobufPort int `toml:"protobuf_port"`
}
type LoggingConfig struct {
File string
Level string
}
type TomlConfiguration struct {
Admin AdminConfig
Api ApiConfig
Raft RaftConfig
Storage StorageConfig
Cluster ClusterConfig
Logging LoggingConfig
Hostname string
BindAddress string `toml:"bind-address"`
}
type Configuration struct {
AdminHttpPort int
AdminAssetsDir string
ApiHttpSslPort int
ApiHttpCertPath string
ApiHttpPort int
RaftServerPort int
SeedServers []string
DataDir string
RaftDir string
ProtobufPort int
Hostname string
LogFile string
LogLevel string
BindAddress string
}
func LoadConfiguration(fileName string) *Configuration {
config, err := parseTomlConfiguration(fileName)
if err != nil {
log.Error("Couldn't parse configuration file: " + fileName)
panic(err)
}
return config
}
func parseTomlConfiguration(filename string) (*Configuration, error) {
body, err := ioutil.ReadFile(filename)
if err != nil {
return nil, err
}
tomlConfiguration := &TomlConfiguration{}
_, err = toml.Decode(string(body), tomlConfiguration)
if err != nil {
return nil, err
}
config := &Configuration{
AdminHttpPort: tomlConfiguration.Admin.Port,
AdminAssetsDir: tomlConfiguration.Admin.Assets,
ApiHttpPort: tomlConfiguration.Api.Port,
ApiHttpCertPath: tomlConfiguration.Api.SslCertPath,
ApiHttpSslPort: tomlConfiguration.Api.SslPort,
RaftServerPort: tomlConfiguration.Raft.Port,
RaftDir: tomlConfiguration.Raft.Dir,
ProtobufPort: tomlConfiguration.Cluster.ProtobufPort,
SeedServers: tomlConfiguration.Cluster.SeedServers,
DataDir: tomlConfiguration.Storage.Dir,
LogFile: tomlConfiguration.Logging.File,
LogLevel: tomlConfiguration.Logging.Level,
Hostname: tomlConfiguration.Hostname,
BindAddress: tomlConfiguration.BindAddress,
}
return config, nil
}
func parseJsonConfiguration(fileName string) (*Configuration, error) {
log.Info("Loading Config from " + fileName)
config := &Configuration{}
data, err := ioutil.ReadFile(fileName)
if err == nil {
err = json.Unmarshal(data, config)
if err != nil {
return nil, err
}
} else {
log.Error("Couldn't load configuration file: " + fileName)
panic(err)
}
return config, nil
}
func (self *Configuration) AdminHttpPortString() string {
if self.AdminHttpPort <= 0 {
return ""
}
return fmt.Sprintf("%s:%d", self.BindAddress, self.AdminHttpPort)
}
func (self *Configuration) ApiHttpPortString() string {
if self.ApiHttpPort <= 0 {
return ""
}
return fmt.Sprintf("%s:%d", self.BindAddress, self.ApiHttpPort)
}
func (self *Configuration) ApiHttpSslPortString() string {
return fmt.Sprintf("%s:%d", self.BindAddress, self.ApiHttpSslPort)
}
func (self *Configuration) ProtobufPortString() string {
return fmt.Sprintf("%s:%d", self.BindAddress, self.ProtobufPort)
}
func (self *Configuration) HostnameOrDetect() string {
if self.Hostname != "" {
return self.Hostname
} else {
n, err := os.Hostname()
if err == nil {
return n
} else {
return "localhost"
}
}
}
func (self *Configuration) ProtobufConnectionString() string {
return fmt.Sprintf("%s:%d", self.HostnameOrDetect(), self.ProtobufPort)
}