func (provisioner *WindowsProvisioner) checkDockerVersion() bool {
log.Debug("Checking docker version (secure)")
ip, err := provisioner.Driver.GetIP()
if err != nil {
return false
}
dockerVersionSecureCmd := "docker -H tcp://127.0.0.1:2376 --tlsverify=false " +
" --tlscacert=" + provisioner.AuthOptions.CaCertRemotePath +
" --tlscert=" + provisioner.AuthOptions.ServerCertRemotePath +
" --tlskey=" + provisioner.AuthOptions.ServerKeyRemotePath +
" version"
d := provisioner.Driver
out, err, exit := drivers.WinRMRunCmd(
ip,
d.GetSSHUsername(),
d.GetSSHPassword(),
dockerVersionSecureCmd)
if (err != nil) || (exit != 0) {
log.Warn("Error getting WinRM command to get docker version (secure),",
"out:", out, ", err:", err, ", exit:", exit)
return false
}
if strings.Contains(out, expectedDockerBuiltDate) {
return true
}
return false
}
func (provisioner *WindowsProvisioner) openDockerPortOnHost() bool {
ip, err := provisioner.Driver.GetIP()
if err != nil {
return false
}
d := provisioner.Driver
out, err, exit := drivers.WinRMRunCmd(ip,
d.GetSSHUsername(),
d.GetSSHPassword(),
openPortCmd)
if (err != nil) || (exit != 0) {
log.Warn("failed to enable firewall rule for docker:", out, ", err:", err, ", exit:", exit)
return false
}
return true
}
func (provisioner *WindowsProvisioner) dockerDaemonResponding() bool {
log.Debug("Checking docker daemon")
ip, err := provisioner.Driver.GetIP()
if err != nil {
return false
}
d := provisioner.Driver
out, err, exit := drivers.WinRMRunCmd(
ip,
d.GetSSHUsername(),
d.GetSSHPassword(),
dockerVersionCmd)
if (err != nil) || (exit != 0) {
log.Warn("Error getting WinRM command to check if the daemon is up,",
"out:", out, ", err:", err, ", exit:", exit)
return false
}
// The daemon is up if the command worked. Carry on.
return true
}
// Update Docker client on the Azure VM to get the BugFix for docker
// pull failing
func (provisioner *WindowsProvisioner) updateDocker() bool {
log.Debug("Updating docker on host")
ip, err := provisioner.Driver.GetIP()
if err != nil {
return false
}
// download the PS script to update docker
d := provisioner.Driver
out, err, exit := drivers.WinRMRunCmd(ip,
d.GetSSHUsername(),
d.GetSSHPassword(),
getDockerUpdateCmd)
if (err != nil) || (exit != 0) {
log.Warn("failed to execute cmd: ", getDockerUpdateCmd, ", err:", err, ", exit:", exit)
return false
}
// wait for docker service to be ready before we can update it.
for i := 0; i <= 60; i++ {
out, err, exit = drivers.WinRMRunCmd(ip,
d.GetSSHUsername(),
d.GetSSHPassword(),
checkDockerCmd)
if (err != nil) || (exit != 0) {
log.Warn("failed to execute cmd: ", checkDockerCmd, ", err:", err, ", exit: ", exit)
return false
}
// if service hasn't yet started running, sleep and check again
if out == "" {
time.Sleep(time.Duration(5) * time.Second)
continue
}
// if stdout is not empty, it means Docker has begun,
// leave retry-loop
break
}
// execute the downloaded PS script
out, err, exit = drivers.WinRMRunCmd(ip,
d.GetSSHUsername(),
d.GetSSHPassword(),
updateDockerCmd)
if (err != nil) || (exit != 0) {
log.Warn("failed to execute cmd: ", updateDockerCmd, ", err:", err, ", exit:", exit)
return false
}
// restart docker in secure mode since the update docker script
// starts it in insecure mode
// a. create the tag file since this is used by runDockerDaemon.cmd script
out, err, exit = drivers.WinRMRunCmd(ip,
d.GetSSHUsername(),
d.GetSSHPassword(),
createTagFileCmd)
if (err != nil) || (exit != 0) {
log.Warn("failed to execute cmd: ", createTagFileCmd, ", err:", err, ", exit:", exit)
return false
}
// b. restart docker service
out, err, exit = drivers.WinRMRunCmd(ip,
d.GetSSHUsername(),
d.GetSSHPassword(),
restartDockerCmd)
if (err != nil) || (exit != 0) {
log.Warn("failed to execute cmd: ", restartDockerCmd, ", err:", err, ", exit:", exit)
return false
}
return true
}