func ConfigureMachine(ctx environs.BootstrapContext, client ssh.Client, host string, machineConfig *cloudinit.MachineConfig) error {
// Bootstrap is synchronous, and will spawn a subprocess
// to complete the procedure. If the user hits Ctrl-C,
// SIGINT is sent to the foreground process attached to
// the terminal, which will be the ssh subprocess at this
// point. For that reason, we do not call StopInterruptNotify
// until this function completes.
cloudcfg := coreCloudinit.New()
cloudcfg.SetAptUpdate(machineConfig.EnableOSRefreshUpdate)
cloudcfg.SetAptUpgrade(machineConfig.EnableOSUpgrade)
udata, err := cloudinit.NewUserdataConfig(machineConfig, cloudcfg)
if err != nil {
return err
}
if err := udata.ConfigureJuju(); err != nil {
return err
}
configScript, err := sshinit.ConfigureScript(cloudcfg)
if err != nil {
return err
}
script := shell.DumpFileOnErrorScript(machineConfig.CloudInitOutputLog) + configScript
return sshinit.RunConfigureScript(script, sshinit.ConfigureParams{
Host: "ubuntu@" + host,
Client: client,
Config: cloudcfg,
ProgressWriter: ctx.GetStderr(),
})
}
// ProvisioningScript generates a bash script that can be
// executed on a remote host to carry out the cloud-init
// configuration.
func ProvisioningScript(mcfg *cloudinit.MachineConfig) (string, error) {
cloudcfg := coreCloudinit.New()
cloudcfg.SetAptUpdate(mcfg.EnableOSRefreshUpdate)
cloudcfg.SetAptUpgrade(mcfg.EnableOSUpgrade)
udata, err := cloudinit.NewUserdataConfig(mcfg, cloudcfg)
if err != nil {
return "", errors.Annotate(err, "error generating cloud-config")
}
if err := udata.ConfigureJuju(); err != nil {
return "", errors.Annotate(err, "error generating cloud-config")
}
configScript, err := sshinit.ConfigureScript(cloudcfg)
if err != nil {
return "", errors.Annotate(err, "error converting cloud-config to script")
}
var buf bytes.Buffer
// Always remove the cloud-init-output.log file first, if it exists.
fmt.Fprintf(&buf, "rm -f %s\n", utils.ShQuote(mcfg.CloudInitOutputLog))
// If something goes wrong, dump cloud-init-output.log to stderr.
buf.WriteString(shell.DumpFileOnErrorScript(mcfg.CloudInitOutputLog))
buf.WriteString(configScript)
return buf.String(), nil
}
func (s *provisionerSuite) TestProvisioningScript(c *gc.C) {
const series = "precise"
const arch = "amd64"
defer fakeSSH{
Series: series,
Arch: arch,
InitUbuntuUser: true,
}.install(c).Restore()
machineId, err := manual.ProvisionMachine(s.getArgs(c))
c.Assert(err, gc.IsNil)
mcfg, err := client.MachineConfig(s.State, machineId, agent.BootstrapNonce, "/var/lib/juju")
c.Assert(err, gc.IsNil)
script, err := manual.ProvisioningScript(mcfg)
c.Assert(err, gc.IsNil)
cloudcfg := coreCloudinit.New()
err = cloudinit.ConfigureJuju(mcfg, cloudcfg)
c.Assert(err, gc.IsNil)
cloudcfg.SetAptUpgrade(false)
sshinitScript, err := sshinit.ConfigureScript(cloudcfg)
c.Assert(err, gc.IsNil)
removeLogFile := "rm -f '/var/log/cloud-init-output.log'\n"
expectedScript := removeLogFile + shell.DumpFileOnErrorScript("/var/log/cloud-init-output.log") + sshinitScript
c.Assert(script, gc.Equals, expectedScript)
}
func assertScriptMatches(c *gc.C, cfg *cloudinit.Config, pattern string, match bool) {
script, err := sshinit.ConfigureScript(cfg)
c.Assert(err, gc.IsNil)
checker := gc.Matches
if !match {
checker = gc.Not(checker)
}
c.Assert(script, checker, pattern)
}
func (s *configureSuite) TestAptUpdate(c *gc.C) {
// apt-get update is run only if AptUpdate is set.
aptGetUpdatePattern := aptgetRegexp + "update(.|\n)*"
cfg := cloudinit.New()
c.Assert(cfg.AptUpdate(), gc.Equals, false)
c.Assert(cfg.AptSources(), gc.HasLen, 0)
assertScriptMatches(c, cfg, aptGetUpdatePattern, false)
cfg.SetAptUpdate(true)
assertScriptMatches(c, cfg, aptGetUpdatePattern, true)
// If we add sources, but disable updates, display an error.
cfg.SetAptUpdate(false)
cfg.AddAptSource("source", "key", nil)
_, err := sshinit.ConfigureScript(cfg)
c.Check(err, gc.ErrorMatches, "update sources were specified, but OS updates have been disabled.")
}
func (s *configureSuite) TestAptSources(c *gc.C) {
for _, series := range allSeries {
vers := version.MustParseBinary("1.16.0-" + series + "-amd64")
script, err := sshinit.ConfigureScript(s.getCloudConfig(c, true, vers))
c.Assert(err, gc.IsNil)
// Only Precise requires the cloud-tools pocket.
//
// The only source we add that requires an explicitly
// specified key is cloud-tools.
needsCloudTools := series == "precise"
c.Assert(
script,
checkIff(gc.Matches, needsCloudTools),
"(.|\n)*apt-key add.*(.|\n)*",
)
c.Assert(
script,
checkIff(gc.Matches, needsCloudTools),
"(.|\n)*add-apt-repository.*cloud-tools(.|\n)*",
)
c.Assert(
script,
checkIff(gc.Matches, needsCloudTools),
"(.|\n)*Pin: release n=precise-updates/cloud-tools\nPin-Priority: 400(.|\n)*",
)
c.Assert(
script,
checkIff(gc.Matches, needsCloudTools),
"(.|\n)*install -D -m 644 /dev/null '/etc/apt/preferences.d/50-cloud-tools'(.|\n)*",
)
// Only install python-software-properties (add-apt-repository)
// if we need to.
c.Assert(
script,
checkIff(gc.Matches, needsCloudTools),
aptgetRegexp+"install.*python-software-properties(.|\n)*",
)
}
}
// ProvisioningScript generates a bash script that can be
// executed on a remote host to carry out the cloud-init
// configuration.
func ProvisioningScript(mcfg *cloudinit.MachineConfig) (string, error) {
cloudcfg := coreCloudinit.New()
if err := cloudinit.ConfigureJuju(mcfg, cloudcfg); err != nil {
return "", err
}
// Explicitly disabling apt_upgrade so as not to trample
// the target machine's existing configuration.
cloudcfg.SetAptUpgrade(false)
configScript, err := sshinit.ConfigureScript(cloudcfg)
if err != nil {
return "", err
}
var buf bytes.Buffer
// Always remove the cloud-init-output.log file first, if it exists.
fmt.Fprintf(&buf, "rm -f %s\n", utils.ShQuote(mcfg.CloudInitOutputLog))
// If something goes wrong, dump cloud-init-output.log to stderr.
buf.WriteString(shell.DumpFileOnErrorScript(mcfg.CloudInitOutputLog))
buf.WriteString(configScript)
return buf.String(), nil
}
func (s *provisionerSuite) TestProvisioningScript(c *gc.C) {
const series = coretesting.FakeDefaultSeries
const arch = "amd64"
defer fakeSSH{
Series: series,
Arch: arch,
InitUbuntuUser: true,
}.install(c).Restore()
machineId, err := manual.ProvisionMachine(s.getArgs(c))
c.Assert(err, gc.IsNil)
err = s.State.UpdateEnvironConfig(
map[string]interface{}{
"enable-os-upgrade": false,
}, nil, nil)
c.Assert(err, gc.IsNil)
mcfg, err := client.MachineConfig(s.State, machineId, agent.BootstrapNonce, "/var/lib/juju")
c.Assert(err, gc.IsNil)
script, err := manual.ProvisioningScript(mcfg)
c.Assert(err, gc.IsNil)
cloudcfg := coreCloudinit.New()
udata, err := cloudinit.NewUserdataConfig(mcfg, cloudcfg)
c.Assert(err, gc.IsNil)
err = udata.ConfigureJuju()
c.Assert(err, gc.IsNil)
cloudcfg.SetAptUpgrade(false)
sshinitScript, err := sshinit.ConfigureScript(cloudcfg)
c.Assert(err, gc.IsNil)
removeLogFile := "rm -f '/var/log/cloud-init-output.log'\n"
expectedScript := removeLogFile + shell.DumpFileOnErrorScript("/var/log/cloud-init-output.log") + sshinitScript
c.Assert(script, gc.Equals, expectedScript)
}
machineConfig.Config.BootstrapSSHOpts(),
)
if err != nil {
return err
}
// Bootstrap is synchronous, and will spawn a subprocess
// to complete the procedure. If the user hits Ctrl-C,
// SIGINT is sent to the foreground process attached to
// the terminal, which will be the ssh subprocess at this
// point. For that reason, we do not call StopInterruptNotify
// until this function completes.
cloudcfg := coreCloudinit.New()
if err := cloudinit.ConfigureJuju(machineConfig, cloudcfg); err != nil {
return err
}
configScript, err := sshinit.ConfigureScript(cloudcfg)
if err != nil {
return err
}
script := shell.DumpFileOnErrorScript(machineConfig.CloudInitOutputLog) + configScript
return sshinit.RunConfigureScript(script, sshinit.ConfigureParams{
Host: "ubuntu@" + addr,
Client: client,
Config: cloudcfg,
ProgressWriter: ctx.GetStderr(),
})
}
type addresser interface {
// Refresh refreshes the addresses for the instance.
Refresh() error