Tobias Trabelsi
6bdae933a8
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ci/woodpecker/push/woodpecker Pipeline is pending
100 lines
3.5 KiB
Go
100 lines
3.5 KiB
Go
package internal
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import (
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"context"
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"errors"
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"fmt"
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"net"
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"github.com/hetznercloud/hcloud-go/hcloud"
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log "github.com/sirupsen/logrus"
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)
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func GetSpeakableNodes(cfg *Config) ([]string, error) {
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client := hcloud.NewClient(hcloud.WithToken(cfg.HcloudToken))
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server, _, err := client.Server.List(context.TODO(), hcloud.ServerListOpts{
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ListOpts: hcloud.ListOpts{
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LabelSelector: cfg.LabelSelector,
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}})
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if err != nil {
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return nil, errors.New(fmt.Sprintf("Error listing Hetzner Nodes: %s", err.Error()))
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}
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ips := make([]string, len(server))
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if server != nil {
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for i, instance := range server {
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log.WithFields(log.Fields{
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"Caller": "GetSpeakableNodes",
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}).Info(fmt.Sprintf("Found IP: %s", instance.PrivateNet[0].IP.String()))
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ips[i] = instance.PrivateNet[0].IP.String()
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}
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} else {
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return nil, errors.New(fmt.Sprintf("No Nodes found with label selector: %s", cfg.LabelSelector))
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}
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return ips, nil
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}
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func GetNodeID(cfg *Config, ip string) (hcloud.Server, error) {
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// get can only be done via name or id: https://pkg.go.dev/github.com/hetznercloud/hcloud-go/v2/hcloud#ServerClient.Get
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// we can iterate over all nodes and select the one that matches the IP we know from speaker: https://pkg.go.dev/github.com/hetznercloud/hcloud-go/v2/hcloud#ServerClient.List
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client := hcloud.NewClient(hcloud.WithToken(cfg.HcloudToken))
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serverList, _, err := client.Server.List(context.TODO(), hcloud.ServerListOpts{
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ListOpts: hcloud.ListOpts{
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Page: 1,
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PerPage: 100,
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},
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Status: []hcloud.ServerStatus{hcloud.ServerStatusRunning},
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})
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if err != nil {
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return hcloud.Server{}, errors.New(fmt.Sprintf("Could not get Server List from Hetzner: %s", err.Error()))
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}
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for _, server := range serverList {
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log.WithFields(log.Fields{
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"Caller": "GetNodeID",
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}).Info(fmt.Sprintf("Checking Node %d for announcing IP", server.ID))
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if server.PublicNet.IPv4.IP.Equal(net.ParseIP(ip)) {
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log.WithFields(log.Fields{
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"Caller": "GetNodeID",
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}).Info(fmt.Sprintf("Match on Node %d", server.ID))
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return *server, nil
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}
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for _, network := range server.PrivateNet {
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if network.IP.Equal(net.ParseIP(ip)) {
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log.WithFields(log.Fields{
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"Caller": "GetNodeID",
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}).Info(fmt.Sprintf("Match on Node %d", server.ID))
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return *server, nil
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}
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}
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}
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return hcloud.Server{}, errors.New(fmt.Sprintf("Could not find correct server"))
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}
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func AttachFloatingIpToNode(cfg *Config, server hcloud.Server) error {
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// get floating ip by name. name can be set to config https://github.com/hetznercloud/hcloud-go/blob/v2.3.0/hcloud/floating_ip.go#L117
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client := hcloud.NewClient(hcloud.WithToken(cfg.HcloudToken))
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floatingIP, _, err := client.FloatingIP.GetByName(context.TODO(), cfg.FloatingIPName)
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if err != nil {
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return errors.New(fmt.Sprintf("Could not find Floating IP by name: %s", err.Error()))
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}
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if floatingIP.Server != nil {
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if floatingIP.Server.ID == server.ID {
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log.WithFields(log.Fields{
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"Caller": "AttachFloatingIpToNode",
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}).Info(fmt.Sprintf("Floating IP %s already assigned to Node %s", cfg.FloatingIPName, server.Name))
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return nil
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}
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}
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_, _, err = client.FloatingIP.Assign(context.TODO(), floatingIP, &server)
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if err != nil {
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log.WithFields(log.Fields{
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"Caller": "AttachFloatingIpToNode",
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}).Error(fmt.Sprintf("Error response while attaching floating ip: %s", err.Error()))
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}
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log.WithFields(log.Fields{
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"Caller": "AttachFloatingIpToNode",
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}).Info(fmt.Sprintf("Attached floating ip %s to node %s", cfg.FloatingIPName, server.Name))
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return err
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}
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