107 lines
2.1 KiB
Go
107 lines
2.1 KiB
Go
package main
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import (
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"errors"
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"fmt"
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"isle/bootstrap"
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"isle/daemon"
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"isle/jsonutil"
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"os"
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"regexp"
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"sort"
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)
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var hostNameRegexp = regexp.MustCompile(`^[a-z][a-z0-9\-]*$`)
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func validateHostName(name string) error {
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if !hostNameRegexp.MatchString(name) {
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return errors.New("a host's name must start with a letter and only contain letters, numbers, and dashes")
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}
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return nil
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}
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var subCmdHostsList = subCmd{
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name: "list",
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descr: "Lists all hosts in the network, and their IPs",
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do: func(subCmdCtx subCmdCtx) error {
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ctx := subCmdCtx.ctx
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var res daemon.GetHostsResult
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err := subCmdCtx.daemonRCPClient.Call(ctx, &res, "GetHosts", nil)
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if err != nil {
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return fmt.Errorf("calling GetHosts: %w", err)
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}
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type host struct {
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Name string
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VPN struct {
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IP string
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}
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Storage bootstrap.GarageHost `json:",omitempty"`
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}
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hosts := make([]host, 0, len(res.Hosts))
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for _, h := range res.Hosts {
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host := host{
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Name: h.Name,
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Storage: h.Garage,
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}
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host.VPN.IP = h.IP().String()
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hosts = append(hosts, host)
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}
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sort.Slice(hosts, func(i, j int) bool { return hosts[i].Name < hosts[j].Name })
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return jsonutil.WriteIndented(os.Stdout, hosts)
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},
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}
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var subCmdHostsDelete = subCmd{
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name: "delete",
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descr: "Deletes a host from the network",
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checkLock: true,
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do: func(subCmdCtx subCmdCtx) error {
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flags := subCmdCtx.flagSet(false)
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hostName := flags.StringP(
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"hostname", "h", "",
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"Name of the host to delete",
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)
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if err := flags.Parse(subCmdCtx.args); err != nil {
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return fmt.Errorf("parsing flags: %w", err)
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}
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if *hostName == "" {
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return errors.New("--hostname is required")
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}
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hostBootstrap, err := loadHostBootstrap()
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if err != nil {
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return fmt.Errorf("loading host bootstrap: %w", err)
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}
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client := hostBootstrap.GlobalBucketS3APIClient()
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return bootstrap.RemoveGarageBootstrapHost(subCmdCtx.ctx, client, *hostName)
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},
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}
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var subCmdHosts = subCmd{
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name: "hosts",
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descr: "Sub-commands having to do with configuration of hosts in the network",
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do: func(subCmdCtx subCmdCtx) error {
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return subCmdCtx.doSubCmd(
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subCmdHostsDelete,
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subCmdHostsList,
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)
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},
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}
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