mirror of
https://github.com/gravitl/netmaker.git
synced 2024-09-21 15:56:07 +08:00
344 lines
8.8 KiB
Go
344 lines
8.8 KiB
Go
package config
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import (
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//"github.com/davecgh/go-spew/spew"
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"encoding/base64"
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"encoding/json"
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"errors"
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"fmt"
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"log"
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"os"
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"github.com/gravitl/netmaker/models"
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"github.com/urfave/cli/v2"
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"gopkg.in/yaml.v3"
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)
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type GlobalConfig struct {
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GRPCWireGuard string `yaml:"grpcwg"`
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Client models.IntClient
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}
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type ClientConfig struct {
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Server ServerConfig `yaml:"server"`
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Node models.Node `yaml:"node"`
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Network string `yaml:"network"`
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Daemon string `yaml:"daemon"`
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OperatingSystem string `yaml:"operatingsystem"`
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}
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type ServerConfig struct {
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CoreDNSAddr string `yaml:"corednsaddr"`
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GRPCAddress string `yaml:"grpcaddress"`
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APIAddress string `yaml:"apiaddress"`
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AccessKey string `yaml:"accesskey"`
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GRPCSSL string `yaml:"grpcssl"`
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GRPCWireGuard string `yaml:"grpcwg"`
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}
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//reading in the env file
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func Write(config *ClientConfig, network string) error {
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if network == "" {
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err := errors.New("No network provided. Exiting.")
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return err
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}
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_, err := os.Stat("/etc/netclient")
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if os.IsNotExist(err) {
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os.Mkdir("/etc/netclient", 744)
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} else if err != nil {
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return err
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}
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home := "/etc/netclient"
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file := fmt.Sprintf(home + "/netconfig-" + network)
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f, err := os.OpenFile(file, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, os.ModePerm)
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defer f.Close()
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err = yaml.NewEncoder(f).Encode(config)
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if err != nil {
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return err
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}
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return err
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}
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func WriteServer(server string, accesskey string, network string) error {
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if network == "" {
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err := errors.New("No network provided. Exiting.")
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return err
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}
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nofile := false
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//home, err := homedir.Dir()
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_, err := os.Stat("/etc/netclient")
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if os.IsNotExist(err) {
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os.Mkdir("/etc/netclient", 744)
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} else if err != nil {
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fmt.Println("couldnt find or create /etc/netclient")
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return err
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}
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home := "/etc/netclient"
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file := fmt.Sprintf(home + "/netconfig-" + network)
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//f, err := os.Open(file)
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f, err := os.OpenFile(file, os.O_CREATE|os.O_RDWR, 0666)
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//f, err := ioutil.ReadFile(file)
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if err != nil {
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fmt.Println("couldnt open netconfig-" + network)
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fmt.Println(err)
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nofile = true
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//err = nil
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return err
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}
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defer f.Close()
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//cfg := &ClientConfig{}
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var cfg ClientConfig
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if !nofile {
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fmt.Println("Writing to existing config file at " + home + "/netconfig-" + network)
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decoder := yaml.NewDecoder(f)
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err = decoder.Decode(&cfg)
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//err = yaml.Unmarshal(f, &cfg)
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if err != nil {
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//fmt.Println(err)
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//return err
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}
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f.Close()
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f, err = os.OpenFile(file, os.O_CREATE|os.O_RDWR|os.O_TRUNC, 0666)
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if err != nil {
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fmt.Println("couldnt open netconfig")
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fmt.Println(err)
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nofile = true
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//err = nil
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return err
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}
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defer f.Close()
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if err != nil {
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fmt.Println("trouble opening file")
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fmt.Println(err)
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}
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cfg.Server.GRPCAddress = server
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cfg.Server.AccessKey = accesskey
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err = yaml.NewEncoder(f).Encode(cfg)
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//_, err = yaml.Marshal(f, &cfg)
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if err != nil {
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fmt.Println("trouble encoding file")
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return err
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}
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} else {
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fmt.Println("Creating new config file at " + home + "/netconfig-" + network)
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cfg.Server.GRPCAddress = server
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cfg.Server.AccessKey = accesskey
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newf, err := os.Create(home + "/netconfig-" + network)
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err = yaml.NewEncoder(newf).Encode(cfg)
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defer newf.Close()
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if err != nil {
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return err
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}
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}
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return err
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}
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func (config *ClientConfig) ReadConfig() {
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nofile := false
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//home, err := homedir.Dir()
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home := "/etc/netclient"
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file := fmt.Sprintf(home + "/netconfig-" + config.Network)
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//f, err := os.Open(file)
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f, err := os.OpenFile(file, os.O_RDONLY, 0666)
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if err != nil {
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fmt.Println("trouble opening file")
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fmt.Println(err)
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nofile = true
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//fmt.Println("Could not access " + home + "/.netconfig, proceeding...")
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}
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defer f.Close()
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//var cfg ClientConfig
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if !nofile {
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decoder := yaml.NewDecoder(f)
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err = decoder.Decode(&config)
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if err != nil {
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fmt.Println("no config or invalid")
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fmt.Println(err)
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log.Fatal(err)
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} else {
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config.Node.SetID()
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//config = cfg
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}
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}
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}
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func ModConfig(node *models.Node) error {
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network := node.Network
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if network == "" {
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return errors.New("no network provided")
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}
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var modconfig ClientConfig
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var err error
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if FileExists("/etc/netclient/netconfig-" + network) {
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useconfig, err := ReadConfig(network)
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if err != nil {
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return err
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}
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modconfig = *useconfig
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}
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modconfig.Node = (*node)
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err = Write(&modconfig, network)
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return err
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}
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func GetCLIConfig(c *cli.Context) (ClientConfig, string, error) {
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var cfg ClientConfig
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if c.String("token") != "" {
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tokenbytes, err := base64.StdEncoding.DecodeString(c.String("token"))
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if err != nil {
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log.Println("error decoding token")
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return cfg, "", err
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}
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var accesstoken models.AccessToken
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if err := json.Unmarshal(tokenbytes, &accesstoken); err != nil {
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log.Println("error converting token json to object", tokenbytes)
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return cfg, "", err
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}
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if accesstoken.ServerConfig.APIConnString != "" {
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cfg.Server.APIAddress = accesstoken.ServerConfig.APIConnString
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} else {
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cfg.Server.APIAddress = accesstoken.ServerConfig.APIHost
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if accesstoken.ServerConfig.APIPort != "" {
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cfg.Server.APIAddress = cfg.Server.APIAddress + ":" + accesstoken.ServerConfig.APIPort
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}
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}
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if accesstoken.ServerConfig.GRPCConnString != "" {
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cfg.Server.GRPCAddress = accesstoken.ServerConfig.GRPCConnString
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} else {
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cfg.Server.GRPCAddress = accesstoken.ServerConfig.GRPCHost
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if accesstoken.ServerConfig.GRPCPort != "" {
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cfg.Server.GRPCAddress = cfg.Server.GRPCAddress + ":" + accesstoken.ServerConfig.GRPCPort
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}
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}
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cfg.Network = accesstoken.ClientConfig.Network
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cfg.Node.Network = accesstoken.ClientConfig.Network
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cfg.Server.AccessKey = accesstoken.ClientConfig.Key
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cfg.Node.LocalRange = accesstoken.ClientConfig.LocalRange
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cfg.Server.GRPCSSL = accesstoken.ServerConfig.GRPCSSL
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cfg.Server.GRPCWireGuard = accesstoken.WG.GRPCWireGuard
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cfg.Server.CoreDNSAddr = accesstoken.ServerConfig.CoreDNSAddr
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if c.String("grpcserver") != "" {
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cfg.Server.GRPCAddress = c.String("grpcserver")
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}
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if c.String("apiserver") != "" {
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cfg.Server.APIAddress = c.String("apiserver")
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}
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if c.String("key") != "" {
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cfg.Server.AccessKey = c.String("key")
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}
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if c.String("network") != "all" {
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cfg.Network = c.String("network")
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cfg.Node.Network = c.String("network")
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}
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if c.String("localrange") != "" {
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cfg.Node.LocalRange = c.String("localrange")
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}
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if c.String("grpcssl") != "" {
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cfg.Server.GRPCSSL = c.String("grpcssl")
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}
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if c.String("corednsaddr") != "" {
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cfg.Server.CoreDNSAddr = c.String("corednsaddr")
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}
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if c.String("grpcwg") != "" {
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cfg.Server.GRPCWireGuard = c.String("grpcwg")
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}
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} else {
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cfg.Server.GRPCAddress = c.String("grpcserver")
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cfg.Server.APIAddress = c.String("apiserver")
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cfg.Server.AccessKey = c.String("key")
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cfg.Network = c.String("network")
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cfg.Node.Network = c.String("network")
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cfg.Node.LocalRange = c.String("localrange")
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cfg.Server.GRPCWireGuard = c.String("grpcwg")
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cfg.Server.GRPCSSL = c.String("grpcssl")
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cfg.Server.CoreDNSAddr = c.String("corednsaddr")
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}
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cfg.Node.Name = c.String("name")
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cfg.Node.Interface = c.String("interface")
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cfg.Node.Password = c.String("password")
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cfg.Node.MacAddress = c.String("macaddress")
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cfg.Node.LocalAddress = c.String("localaddress")
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cfg.Node.Address = c.String("address")
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cfg.Node.Address6 = c.String("addressIPV6")
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cfg.Node.Roaming = c.String("roaming")
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cfg.Node.DNSOn = c.String("dns")
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cfg.Node.IsLocal = c.String("islocal")
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cfg.Node.IsDualStack = c.String("isdualstack")
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cfg.Node.PostUp = c.String("postup")
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cfg.Node.PostDown = c.String("postdown")
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cfg.Node.ListenPort = int32(c.Int("port"))
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cfg.Node.PersistentKeepalive = int32(c.Int("keepalive"))
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cfg.Node.PublicKey = c.String("publickey")
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privateKey := c.String("privatekey")
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cfg.Node.Endpoint = c.String("endpoint")
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cfg.Node.IPForwarding = c.String("ipforwarding")
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cfg.OperatingSystem = c.String("operatingsystem")
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cfg.Daemon = c.String("daemon")
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cfg.Node.UDPHolePunch = c.String("udpholepunch")
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return cfg, privateKey, nil
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}
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func ReadConfig(network string) (*ClientConfig, error) {
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if network == "" {
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err := errors.New("No network provided. Exiting.")
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return nil, err
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}
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nofile := false
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home := "/etc/netclient"
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file := fmt.Sprintf(home + "/netconfig-" + network)
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f, err := os.Open(file)
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if err != nil {
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nofile = true
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}
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defer f.Close()
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var cfg ClientConfig
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if !nofile {
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decoder := yaml.NewDecoder(f)
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err = decoder.Decode(&cfg)
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if err != nil {
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fmt.Println("trouble decoding file")
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return nil, err
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}
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}
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return &cfg, err
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}
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func FileExists(f string) bool {
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info, err := os.Stat(f)
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if os.IsNotExist(err) {
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return false
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}
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return !info.IsDir()
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}
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func GetNode(network string) models.Node {
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modcfg, err := ReadConfig(network)
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if err != nil {
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log.Fatalf("Error: %v", err)
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}
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var node models.Node
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node.Fill(&modcfg.Node)
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return node
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}
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