mirror of
https://github.com/yggdrasil-network/yggdrasil-go.git
synced 2025-04-29 14:45:07 +03:00
Move yggdrasilctl command line env to separate mod
This commit is contained in:
Alex Kotov
parent
f28efec08a
commit
b3ca1c40a1
2 changed files with 104 additions and 93 deletions
94
cmd/yggdrasilctl/cmd_line_env/cmd_line_env.go
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94
cmd/yggdrasilctl/cmd_line_env/cmd_line_env.go
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@ -0,0 +1,94 @@
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package cmd_line_env
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import (
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"bytes"
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"flag"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"github.com/hjson/hjson-go"
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"golang.org/x/text/encoding/unicode"
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"github.com/yggdrasil-network/yggdrasil-go/src/defaults"
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)
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type CmdLineEnv struct {
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Args []string
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Endpoint, Server string
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Injson, Verbose, Ver bool
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}
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func New() CmdLineEnv {
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var cmdLineEnv CmdLineEnv
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cmdLineEnv.Endpoint = defaults.GetDefaults().DefaultAdminListen
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return cmdLineEnv
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}
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func (cmdLineEnv *CmdLineEnv)ParseFlagsAndArgs() {
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flag.Usage = func() {
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fmt.Fprintf(flag.CommandLine.Output(), "Usage: %s [options] command [key=value] [key=value] ...\n\n", os.Args[0])
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fmt.Println("Options:")
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flag.PrintDefaults()
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fmt.Println()
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fmt.Println("Please note that options must always specified BEFORE the command\non the command line or they will be ignored.")
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fmt.Println()
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fmt.Println("Commands:\n - Use \"list\" for a list of available commands")
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fmt.Println()
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fmt.Println("Examples:")
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fmt.Println(" - ", os.Args[0], "list")
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fmt.Println(" - ", os.Args[0], "getPeers")
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fmt.Println(" - ", os.Args[0], "-v getSelf")
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fmt.Println(" - ", os.Args[0], "setTunTap name=auto mtu=1500 tap_mode=false")
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fmt.Println(" - ", os.Args[0], "-endpoint=tcp://localhost:9001 getDHT")
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fmt.Println(" - ", os.Args[0], "-endpoint=unix:///var/run/ygg.sock getDHT")
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}
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server := flag.String("endpoint", cmdLineEnv.Endpoint, "Admin socket endpoint")
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injson := flag.Bool("json", false, "Output in JSON format (as opposed to pretty-print)")
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verbose := flag.Bool("v", false, "Verbose output (includes public keys)")
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ver := flag.Bool("version", false, "Prints the version of this build")
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flag.Parse()
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cmdLineEnv.Args = flag.Args()
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cmdLineEnv.Server = *server
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cmdLineEnv.Injson = *injson
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cmdLineEnv.Verbose = *verbose
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cmdLineEnv.Ver = *ver
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}
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func (cmdLineEnv *CmdLineEnv)SetEndpoint(logger *log.Logger) {
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if cmdLineEnv.Server == cmdLineEnv.Endpoint {
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if config, err := ioutil.ReadFile(defaults.GetDefaults().DefaultConfigFile); err == nil {
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if bytes.Equal(config[0:2], []byte{0xFF, 0xFE}) ||
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bytes.Equal(config[0:2], []byte{0xFE, 0xFF}) {
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utf := unicode.UTF16(unicode.BigEndian, unicode.UseBOM)
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decoder := utf.NewDecoder()
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config, err = decoder.Bytes(config)
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if err != nil {
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panic(err)
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}
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}
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var dat map[string]interface{}
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if err := hjson.Unmarshal(config, &dat); err != nil {
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panic(err)
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}
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if ep, ok := dat["AdminListen"].(string); ok && (ep != "none" && ep != "") {
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cmdLineEnv.Endpoint = ep
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logger.Println("Found platform default config file", defaults.GetDefaults().DefaultConfigFile)
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logger.Println("Using endpoint", cmdLineEnv.Endpoint, "from AdminListen")
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} else {
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logger.Println("Configuration file doesn't contain appropriate AdminListen option")
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logger.Println("Falling back to platform default", defaults.GetDefaults().DefaultAdminListen)
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}
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} else {
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logger.Println("Can't open config file from default location", defaults.GetDefaults().DefaultConfigFile)
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logger.Println("Falling back to platform default", defaults.GetDefaults().DefaultAdminListen)
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}
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} else {
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cmdLineEnv.Endpoint = cmdLineEnv.Server
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logger.Println("Using endpoint", cmdLineEnv.Endpoint, "from command line")
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}
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}
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@ -6,7 +6,6 @@ import (
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"errors"
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"flag"
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"fmt"
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"io/ioutil"
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"log"
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"net"
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"net/url"
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@ -15,21 +14,12 @@ import (
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"strconv"
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"strings"
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"golang.org/x/text/encoding/unicode"
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"github.com/hjson/hjson-go"
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"github.com/yggdrasil-network/yggdrasil-go/src/defaults"
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"github.com/yggdrasil-network/yggdrasil-go/cmd/yggdrasilctl/cmd_line_env"
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"github.com/yggdrasil-network/yggdrasil-go/src/version"
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)
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type admin_info map[string]interface{}
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type CmdLineEnv struct {
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args []string
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endpoint, server string
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injson, verbose, ver bool
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}
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func main() {
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// makes sure we can use defer and still return an error code to the OS
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os.Exit(run())
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@ -48,25 +38,25 @@ func run() int {
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return 0
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}()
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cmdLineEnv := createCmdLineEnv()
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cmdLineEnv := cmd_line_env.New()
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cmdLineEnv.parseFlagsAndArgs()
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cmdLineEnv.ParseFlagsAndArgs()
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if cmdLineEnv.ver {
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if cmdLineEnv.Ver {
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fmt.Println("Build name:", version.BuildName())
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fmt.Println("Build version:", version.BuildVersion())
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fmt.Println("To get the version number of the running Yggdrasil node, run", os.Args[0], "getSelf")
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return 0
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}
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if len(cmdLineEnv.args) == 0 {
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if len(cmdLineEnv.Args) == 0 {
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flag.Usage()
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return 0
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}
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cmdLineEnv.setEndpoint(logger)
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cmdLineEnv.SetEndpoint(logger)
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conn := connect(cmdLineEnv.endpoint, logger)
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conn := connect(cmdLineEnv.Endpoint, logger)
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logger.Println("Connected")
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defer conn.Close()
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@ -75,7 +65,7 @@ func run() int {
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send := make(admin_info)
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recv := make(admin_info)
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for c, a := range cmdLineEnv.args {
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for c, a := range cmdLineEnv.Args {
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if c == 0 {
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if strings.HasPrefix(a, "-") {
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logger.Printf("Ignoring flag %s as it should be specified before other parameters\n", a)
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@ -134,14 +124,14 @@ func run() int {
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}
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res := recv["response"].(map[string]interface{})
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if cmdLineEnv.injson {
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if cmdLineEnv.Injson {
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if json, err := json.MarshalIndent(res, "", " "); err == nil {
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fmt.Println(string(json))
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}
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return 0
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}
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handleAll(recv, cmdLineEnv.verbose)
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handleAll(recv, cmdLineEnv.Verbose)
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} else {
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logger.Println("Error receiving response:", err)
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}
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@ -153,79 +143,6 @@ func run() int {
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return 0
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}
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func createCmdLineEnv() CmdLineEnv {
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var cmdLineEnv CmdLineEnv
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cmdLineEnv.endpoint = defaults.GetDefaults().DefaultAdminListen
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return cmdLineEnv
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}
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func (cmdLineEnv *CmdLineEnv)parseFlagsAndArgs() {
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flag.Usage = func() {
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fmt.Fprintf(flag.CommandLine.Output(), "Usage: %s [options] command [key=value] [key=value] ...\n\n", os.Args[0])
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fmt.Println("Options:")
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flag.PrintDefaults()
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fmt.Println()
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fmt.Println("Please note that options must always specified BEFORE the command\non the command line or they will be ignored.")
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fmt.Println()
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fmt.Println("Commands:\n - Use \"list\" for a list of available commands")
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fmt.Println()
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fmt.Println("Examples:")
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fmt.Println(" - ", os.Args[0], "list")
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fmt.Println(" - ", os.Args[0], "getPeers")
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fmt.Println(" - ", os.Args[0], "-v getSelf")
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fmt.Println(" - ", os.Args[0], "setTunTap name=auto mtu=1500 tap_mode=false")
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fmt.Println(" - ", os.Args[0], "-endpoint=tcp://localhost:9001 getDHT")
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fmt.Println(" - ", os.Args[0], "-endpoint=unix:///var/run/ygg.sock getDHT")
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}
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server := flag.String("endpoint", cmdLineEnv.endpoint, "Admin socket endpoint")
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injson := flag.Bool("json", false, "Output in JSON format (as opposed to pretty-print)")
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verbose := flag.Bool("v", false, "Verbose output (includes public keys)")
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ver := flag.Bool("version", false, "Prints the version of this build")
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flag.Parse()
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cmdLineEnv.args = flag.Args()
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cmdLineEnv.server = *server
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cmdLineEnv.injson = *injson
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cmdLineEnv.verbose = *verbose
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cmdLineEnv.ver = *ver
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}
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func (cmdLineEnv *CmdLineEnv)setEndpoint(logger *log.Logger) {
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if cmdLineEnv.server == cmdLineEnv.endpoint {
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if config, err := ioutil.ReadFile(defaults.GetDefaults().DefaultConfigFile); err == nil {
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if bytes.Equal(config[0:2], []byte{0xFF, 0xFE}) ||
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bytes.Equal(config[0:2], []byte{0xFE, 0xFF}) {
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utf := unicode.UTF16(unicode.BigEndian, unicode.UseBOM)
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decoder := utf.NewDecoder()
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config, err = decoder.Bytes(config)
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if err != nil {
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panic(err)
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}
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}
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var dat map[string]interface{}
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if err := hjson.Unmarshal(config, &dat); err != nil {
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panic(err)
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}
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if ep, ok := dat["AdminListen"].(string); ok && (ep != "none" && ep != "") {
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cmdLineEnv.endpoint = ep
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logger.Println("Found platform default config file", defaults.GetDefaults().DefaultConfigFile)
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logger.Println("Using endpoint", cmdLineEnv.endpoint, "from AdminListen")
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} else {
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logger.Println("Configuration file doesn't contain appropriate AdminListen option")
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logger.Println("Falling back to platform default", defaults.GetDefaults().DefaultAdminListen)
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}
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} else {
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logger.Println("Can't open config file from default location", defaults.GetDefaults().DefaultConfigFile)
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logger.Println("Falling back to platform default", defaults.GetDefaults().DefaultAdminListen)
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}
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} else {
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cmdLineEnv.endpoint = cmdLineEnv.server
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logger.Println("Using endpoint", cmdLineEnv.endpoint, "from command line")
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}
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}
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func connect(endpoint string, logger *log.Logger) net.Conn {
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var conn net.Conn
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