mirror of
https://github.com/gravitl/netmaker.git
synced 2025-10-31 04:06:37 +08:00
87 lines
2.2 KiB
Go
87 lines
2.2 KiB
Go
package functions
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"net/http"
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"os"
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"runtime"
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"github.com/gravitl/netmaker/logger"
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"github.com/gravitl/netmaker/models"
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"github.com/gravitl/netmaker/netclient/config"
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"github.com/gravitl/netmaker/netclient/local"
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"github.com/gravitl/netmaker/netclient/ncutils"
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"github.com/gravitl/netmaker/netclient/wireguard"
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"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
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//homedir "github.com/mitchellh/go-homedir"
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)
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// Pull - pulls the latest config from the server, if manual it will overwrite
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func Pull(network string, iface bool) (*models.Node, error) {
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cfg, err := config.ReadConfig(network)
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if err != nil {
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return nil, err
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}
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if cfg.Node.IPForwarding == "yes" && !ncutils.IsWindows() {
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if err = local.SetIPForwarding(); err != nil {
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return nil, err
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}
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}
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token, err := Authenticate(cfg)
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if err != nil {
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return nil, err
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}
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url := "https://" + cfg.Server.API + "/api/nodes/" + cfg.Network + "/" + cfg.Node.ID
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response, err := API("", http.MethodGet, url, token)
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if err != nil {
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return nil, err
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}
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if response.StatusCode != http.StatusOK {
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bytes, err := io.ReadAll(response.Body)
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if err != nil {
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fmt.Println(err)
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}
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return nil, (fmt.Errorf("%s %w", string(bytes), err))
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}
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defer response.Body.Close()
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var nodeGET models.NodeGet
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if err := json.NewDecoder(response.Body).Decode(&nodeGET); err != nil {
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return nil, fmt.Errorf("error decoding node %w", err)
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}
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resNode := nodeGET.Node
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// ensure that the OS never changes
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resNode.OS = runtime.GOOS
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if nodeGET.Peers == nil {
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nodeGET.Peers = []wgtypes.PeerConfig{}
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}
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if iface {
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if err = config.ModConfig(&resNode); err != nil {
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return nil, err
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}
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if err = wireguard.SetWGConfig(network, false, nodeGET.Peers[:]); err != nil {
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return nil, err
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}
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} else {
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if err = wireguard.SetWGConfig(network, true, nodeGET.Peers[:]); err != nil {
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if errors.Is(err, os.ErrNotExist) && !ncutils.IsFreeBSD() {
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return Pull(network, true)
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} else {
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return nil, err
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}
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}
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}
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var bkupErr = config.SaveBackup(network)
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if bkupErr != nil {
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logger.Log(0, "unable to update backup file")
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}
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if err = SetServerInfo(cfg); err != nil {
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logger.Log(0, "error pulling server info: "+err.Error())
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}
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return &resNode, err
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}
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