helpers

func ConfigFilePath ¶

func ConfigFilePath() (string, error)

func DeleteServer ¶

func DeleteServer(sclient *hcloud.ServerClient, serverName string) error

func DeleteVolume ¶

func DeleteVolume(vclient *hcloud.VolumeClient, serverName string) error

func DestroyAllDeadServers ¶

func DestroyAllDeadServers(client *hcloud.Client) error

Remove all servers at hetzner project which is running beyond 24 hours. This is because we want to reduce cost at all times and we really don't want dead expesive servers running around wasting our money. So to accomplish that we simply destroy servers older than 24 hours or with age of 24 hours. We destroy servers whenever we see them or connect with the api.

"If you are 1 day old then you are dead to me." -- Antony J.R

func DumpJsonFile ¶

func DumpJsonFile(obj map[string]string, path string) error

func DumpJsonString ¶

func DumpJsonString(obj map[string]string, path string) (string, error)

func FileExists ¶

func FileExists(FilePath string) (bool, error)

func GetSFTPClient ¶

func GetSFTPClient(conn *ssh.Client) (*sftp.Client, error)

func GetSSHFingerprint ¶

func GetSSHFingerprint(pubkey string) (string, error)

func GetServerAgeInHours ¶

func GetServerAgeInHours(sclient *hcloud.ServerClient, serverName string) (int, error)

func GetVolumeLinuxDeviceForServer ¶

func GetVolumeLinuxDeviceForServer(client *hcloud.Client, serverName string) (string, error)

func ReadVarsJsonFile ¶

func ReadVarsJsonFile(path string) (map[string]string, error)

func SFTPCopyFileToRemote ¶

func SFTPCopyFileToRemote(client *sftp.Client, dest string, source string) error

func SFTPFileExistsAtRemote ¶

func SFTPFileExistsAtRemote(conn *ssh.Client, path string) bool

func ServerNameFromSHA256 ¶

func ServerNameFromSHA256(sum string) string

Short SHA256 Sum is used since sha256 sum is simply too long for a server name in Hetzner. It's concatenation of first 7 characters and last 7 characters of the original sha256 sum hex.

func TryDeleteServer ¶

func TryDeleteServer(client *hcloud.Client, serverName string, maxTries int, interval int) error

func UpdateSSHKeyLabel ¶

func UpdateSSHKeyLabel(sclient *hcloud.SSHKeyClient, sshKey *hcloud.SSHKey, key string, value string) (*hcloud.SSHKey, error)