mirror of
https://github.com/gravitl/netmaker.git
synced 2024-09-21 15:56:07 +08:00
542 lines
16 KiB
Go
542 lines
16 KiB
Go
package config
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import (
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//"github.com/davecgh/go-spew/spew"
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"github.com/urfave/cli/v2"
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"os"
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"encoding/base64"
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"errors"
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"strings"
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"fmt"
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"log"
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"gopkg.in/yaml.v3"
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nodepb "github.com/gravitl/netmaker/grpc"
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"github.com/gravitl/netmaker/models"
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)
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type GlobalConfig struct {
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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 NodeConfig `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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GRPCAddress string `yaml:"grpcaddress"`
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APIAddress string `yaml:"apiaddress"`
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AccessKey string `yaml:"accesskey"`
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}
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type ListConfig struct {
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Name string `yaml:"name"`
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Interface string `yaml:"interface"`
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PrivateIPv4 string `yaml:"wgaddress"`
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PrivateIPv6 string `yaml:"wgaddress6"`
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PublicEndpoint string `yaml:"endpoint"`
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}
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type NodeConfig struct {
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Name string `yaml:"name"`
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Interface string `yaml:"interface"`
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Network string `yaml:"network"`
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Password string `yaml:"password"`
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MacAddress string `yaml:"macaddress"`
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LocalAddress string `yaml:"localaddress"`
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WGAddress string `yaml:"wgaddress"`
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WGAddress6 string `yaml:"wgaddress6"`
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Roaming string `yaml:"roaming"`
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DNS string `yaml:"dns"`
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IsLocal string `yaml:"islocal"`
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IsDualStack string `yaml:"isdualstack"`
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IsIngressGateway string `yaml:"isingressgateway"`
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AllowedIPs string `yaml:"allowedips"`
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LocalRange string `yaml:"localrange"`
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PostUp string `yaml:"postup"`
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PostDown string `yaml:"postdown"`
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Port int32 `yaml:"port"`
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KeepAlive int32 `yaml:"keepalive"`
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PublicKey string `yaml:"publickey"`
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PrivateKey string `yaml:"privatekey"`
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Endpoint string `yaml:"endpoint"`
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PostChanges string `yaml:"postchanges"`
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IPForwarding string `yaml:"ipforwarding"`
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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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if err != nil {
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log.Fatal(err)
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}
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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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//reading in the env file
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func WriteGlobal(config *GlobalConfig) error{
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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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if err != nil {
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log.Fatal(err)
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}
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file := fmt.Sprintf(home + "/netconfig-global-001")
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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 = cfg
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}
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}
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}
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func ModGlobalConfig(cfg models.IntClient) error{
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var modconfig GlobalConfig
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var err error
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if FileExists("/etc/netclient/netconfig-global-001") {
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useconfig, err := ReadGlobalConfig()
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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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if cfg.ServerWGPort != ""{
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modconfig.Client.ServerWGPort = cfg.ServerWGPort
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}
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if cfg.ServerGRPCPort != ""{
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modconfig.Client.ServerGRPCPort = cfg.ServerGRPCPort
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}
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if cfg.ServerAPIPort != ""{
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modconfig.Client.ServerAPIPort = cfg.ServerAPIPort
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}
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if cfg.PublicKey != ""{
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modconfig.Client.PublicKey = cfg.PublicKey
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}
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if cfg.PrivateKey != ""{
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modconfig.Client.PrivateKey = cfg.PrivateKey
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}
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if cfg.ServerPublicEndpoint != ""{
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modconfig.Client.ServerPublicEndpoint = cfg.ServerPublicEndpoint
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}
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if cfg.ServerPrivateAddress != ""{
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modconfig.Client.ServerPrivateAddress = cfg.ServerPrivateAddress
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}
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if cfg.Address != ""{
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modconfig.Client.Address = cfg.Address
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}
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if cfg.Address6 != ""{
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modconfig.Client.Address6 = cfg.Address6
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}
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if cfg.Network != ""{
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modconfig.Client.Network = cfg.Network
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}
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if cfg.ServerKey != ""{
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modconfig.Client.ServerKey = cfg.ServerKey
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}
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if cfg.AccessKey != ""{
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modconfig.Client.AccessKey = cfg.AccessKey
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}
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if cfg.ClientID != ""{
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modconfig.Client.ClientID = cfg.ClientID
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}
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err = WriteGlobal(&modconfig)
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return err
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}
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func ModConfig(node *nodepb.Node) error{
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network := node.Nodenetwork
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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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nodecfg := modconfig.Node
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if node.Name != ""{
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nodecfg.Name = node.Name
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}
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if node.Interface != ""{
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nodecfg.Interface = node.Interface
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}
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if node.Nodenetwork != ""{
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nodecfg.Network = node.Nodenetwork
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}
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if node.Macaddress != ""{
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nodecfg.MacAddress = node.Macaddress
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}
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if node.Localaddress != ""{
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nodecfg.LocalAddress = node.Localaddress
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}
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if node.Postup != ""{
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nodecfg.PostUp = node.Postup
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}
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if node.Postdown != ""{
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nodecfg.PostDown = node.Postdown
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}
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if node.Listenport != 0{
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nodecfg.Port = node.Listenport
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}
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if node.Keepalive != 0{
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nodecfg.KeepAlive = node.Keepalive
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}
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if node.Publickey != ""{
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nodecfg.PublicKey = node.Publickey
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}
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if node.Endpoint != ""{
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nodecfg.Endpoint = node.Endpoint
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}
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if node.Password != ""{
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nodecfg.Password = node.Password
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}
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if node.Address != ""{
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nodecfg.WGAddress = node.Address
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}
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if node.Address6 != ""{
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nodecfg.WGAddress6 = node.Address6
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}
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if node.Postchanges != "" {
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nodecfg.PostChanges = node.Postchanges
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}
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if node.Dnsoff == true {
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nodecfg.DNS = "off"
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}
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if node.Isdualstack == true {
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nodecfg.IsDualStack = "yes"
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}
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if node.Isingressgateway {
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nodecfg.IsIngressGateway = "yes"
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} else {
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nodecfg.IsIngressGateway = "no"
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}
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if node.Localrange != "" && node.Islocal {
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nodecfg.IsLocal = "yes"
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nodecfg.LocalRange = node.Localrange
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}
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modconfig.Node = nodecfg
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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, 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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token := string(tokenbytes)
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tokenvals := strings.Split(token, "|")
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cfg.Server.GRPCAddress = tokenvals[1]
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cfg.Network = tokenvals[3]
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cfg.Node.Network = tokenvals[3]
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cfg.Server.AccessKey = tokenvals[4]
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cfg.Node.LocalRange = tokenvals[5]
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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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} 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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}
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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.LocalRange = c.String("localrange")
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cfg.Node.WGAddress = c.String("address")
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cfg.Node.WGAddress6 = c.String("addressIPV6")
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cfg.Node.Roaming = c.String("")
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cfg.Node.DNS = c.String("")
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cfg.Node.IsLocal = c.String("")
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cfg.Node.IsDualStack = c.String("")
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cfg.Node.IsIngressGateway = c.String("")
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cfg.Node.PostUp = c.String("")
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cfg.Node.PostDown = c.String("")
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cfg.Node.Port = int32(c.Int(""))
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cfg.Node.KeepAlive = int32(c.Int(""))
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cfg.Node.PublicKey = c.String("")
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cfg.Node.PrivateKey = c.String("")
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cfg.Node.Endpoint = c.String("")
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cfg.Node.IPForwarding = c.String("")
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return cfg, nil
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}
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func GetCLIConfigRegister(c *cli.Context) (GlobalConfig, error){
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var cfg GlobalConfig
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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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token := string(tokenbytes)
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tokenvals := strings.Split(token, "|")
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grpcvals := strings.Split(tokenvals[1],":")
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apivals := strings.Split(tokenvals[2], ":")
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cfg.Client.ServerWGPort = tokenvals[0]
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cfg.Client.ServerPrivateAddress = grpcvals[0]
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cfg.Client.ServerGRPCPort = grpcvals[1]
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cfg.Client.ServerPublicEndpoint = apivals[0]
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cfg.Client.ServerAPIPort = apivals[1]
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cfg.Client.ServerKey = tokenvals[4]
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if c.String("grpcserver") != "" {
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cfg.Client.ServerPrivateAddress = c.String("grpcserver")
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}
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if c.String("apiserver") != "" {
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cfg.Client.ServerPublicEndpoint = c.String("apiserver")
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}
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if c.String("key") != "" {
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cfg.Client.ServerKey = c.String("key")
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}
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if c.String("network") != "all" {
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cfg.Client.Network = c.String("network")
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}
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} else {
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cfg.Client.ServerPrivateAddress = c.String("grpcserver")
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cfg.Client.ServerPublicEndpoint = c.String("apiserver")
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cfg.Client.ServerKey = c.String("key")
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cfg.Client.Network = c.String("network")
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}
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cfg.Client.Address = c.String("address")
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cfg.Client.Address6 = c.String("addressIPV6")
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cfg.Client.PublicKey = c.String("pubkey")
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cfg.Client.PrivateKey = c.String("privkey")
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return cfg, 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 ReadGlobalConfig() (*GlobalConfig, error) {
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nofile := false
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home := "/etc/netclient"
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file := fmt.Sprintf(home + "/netconfig-global-001")
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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 GlobalConfig
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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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|
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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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