func (S) TestSetOutput(c *gc.C) {
type test struct {
kind cloudinit.OutputKind
stdout string
stderr string
}
tests := []test{{
cloudinit.OutAll, "a", "",
}, {
cloudinit.OutAll, "", "b",
}, {
cloudinit.OutInit, "a", "b",
}, {
cloudinit.OutAll, "a", "b",
}, {
cloudinit.OutAll, "", "",
}}
cfg := cloudinit.New()
stdout, stderr := cfg.Output(cloudinit.OutAll)
c.Assert(stdout, gc.Equals, "")
c.Assert(stderr, gc.Equals, "")
for i, t := range tests {
c.Logf("test %d: %+v", i, t)
cfg.SetOutput(t.kind, t.stdout, t.stderr)
stdout, stderr = cfg.Output(t.kind)
c.Assert(stdout, gc.Equals, t.stdout)
c.Assert(stderr, gc.Equals, t.stderr)
}
}
func (S) TestRunCmds(c *gc.C) {
cfg := cloudinit.New()
c.Assert(cfg.RunCmds(), gc.HasLen, 0)
cfg.AddScripts("a", "b")
cfg.AddRunCmdArgs("c", "d")
cfg.AddRunCmd("e")
c.Assert(cfg.RunCmds(), gc.DeepEquals, []interface{}{
"a", "b", []string{"c", "d"}, "e",
})
}
func (S) TestOutput(c *gc.C) {
for _, t := range ctests {
cfg := cloudinit.New()
t.setOption(cfg)
data, err := cfg.Render()
c.Assert(err, gc.IsNil)
c.Assert(data, gc.NotNil)
c.Assert(string(data), gc.Equals, header+t.expect, gc.Commentf("test %q output differs", t.name))
}
}
//#cloud-config
//packages:
//- juju
//- ubuntu
func ExampleConfig() {
cfg := cloudinit.New()
cfg.AddPackage("juju")
cfg.AddPackage("ubuntu")
data, err := cfg.Render()
if err != nil {
fmt.Printf("render error: %v", err)
return
}
fmt.Printf("%s", data)
}
func (S) TestPackages(c *gc.C) {
cfg := cloudinit.New()
c.Assert(cfg.Packages(), gc.HasLen, 0)
cfg.AddPackage("a b c")
cfg.AddPackage("d!")
expectedPackages := []string{"a b c", "d!"}
c.Assert(cfg.Packages(), gc.DeepEquals, expectedPackages)
cfg.AddPackageFromTargetRelease("package", "series")
expectedPackages = append(expectedPackages, "--target-release 'series' 'package'")
c.Assert(cfg.Packages(), gc.DeepEquals, expectedPackages)
}
func cloudInitUserData(machineConfig *cloudinit.MachineConfig) ([]byte, error) {
cloudConfig := coreCloudinit.New()
err := cloudinit.Configure(machineConfig, cloudConfig)
if err != nil {
return nil, err
}
// Run ifconfig to get the addresses of the internal container at least
// logged in the host.
cloudConfig.AddRunCmd("ifconfig")
data, err := cloudConfig.Render()
if err != nil {
return nil, err
}
return data, nil
}
// templateUserData returns a minimal user data necessary for the template.
// This should have the authorized keys, base packages, the cloud archive if
// necessary, initial apt proxy config, and it should do the apt-get
// update/upgrade initially.
func templateUserData(
series string,
authorizedKeys string,
aptProxy proxy.Settings,
) ([]byte, error) {
config := coreCloudinit.New()
config.AddScripts(
"set -xe", // ensure we run all the scripts or abort.
)
config.AddSSHAuthorizedKeys(authorizedKeys)
cloudinit.MaybeAddCloudArchiveCloudTools(config, series)
cloudinit.AddAptCommands(aptProxy, config)
config.AddScripts(
fmt.Sprintf(
"printf '%%s\n' %s > %s",
utils.ShQuote(templateShutdownUpstartScript),
templateShutdownUpstartFilename,
))
data, err := config.Render()
if err != nil {
return nil, err
}
return data, nil
}
func (*CloudInitSuite) testUserData(c *gc.C, bootstrap bool) {
testJujuHome := c.MkDir()
defer osenv.SetJujuHome(osenv.SetJujuHome(testJujuHome))
tools := &tools.Tools{
URL: "http://foo.com/tools/releases/juju1.2.3-linux-amd64.tgz",
Version: version.MustParseBinary("1.2.3-linux-amd64"),
}
envConfig, err := config.New(config.NoDefaults, dummySampleConfig())
c.Assert(err, gc.IsNil)
allJobs := []params.MachineJob{
params.JobManageEnviron,
params.JobHostUnits,
}
cfg := &cloudinit.MachineConfig{
MachineId: "10",
MachineNonce: "5432",
Tools: tools,
StateInfo: &state.Info{
Addrs: []string{"127.0.0.1:1234"},
Password: "******",
CACert: "CA CERT\n" + testing.CACert,
Tag: "machine-10",
},
APIInfo: &api.Info{
Addrs: []string{"127.0.0.1:1234"},
Password: "******",
CACert: "CA CERT\n" + testing.CACert,
Tag: "machine-10",
},
DataDir: environs.DataDir,
LogDir: agent.DefaultLogDir,
Jobs: allJobs,
CloudInitOutputLog: environs.CloudInitOutputLog,
Config: envConfig,
AgentEnvironment: map[string]string{agent.ProviderType: "dummy"},
AuthorizedKeys: "wheredidileavemykeys",
MachineAgentServiceName: "jujud-machine-10",
}
if bootstrap {
cfg.Bootstrap = true
cfg.StateServingInfo = ¶ms.StateServingInfo{
StatePort: envConfig.StatePort(),
APIPort: envConfig.APIPort(),
Cert: testing.ServerCert,
PrivateKey: testing.ServerKey,
}
}
script1 := "script1"
script2 := "script2"
cloudcfg := coreCloudinit.New()
cloudcfg.AddRunCmd(script1)
cloudcfg.AddRunCmd(script2)
result, err := environs.ComposeUserData(cfg, cloudcfg)
c.Assert(err, gc.IsNil)
unzipped, err := utils.Gunzip(result)
c.Assert(err, gc.IsNil)
config := make(map[interface{}]interface{})
err = goyaml.Unmarshal(unzipped, &config)
c.Assert(err, gc.IsNil)
// The scripts given to userData where added as the first
// commands to be run.
runCmd := config["runcmd"].([]interface{})
c.Check(runCmd[0], gc.Equals, script1)
c.Check(runCmd[1], gc.Equals, script2)
if bootstrap {
// The cloudinit config should have nothing but the basics:
// SSH authorized keys, the additional runcmds, and log output.
//
// Note: the additional runcmds *do* belong here, at least
// for MAAS. MAAS needs to configure and then bounce the
// network interfaces, which would sever the SSH connection
// in the synchronous bootstrap phase.
c.Check(config, gc.DeepEquals, map[interface{}]interface{}{
"output": map[interface{}]interface{}{
"all": "| tee -a /var/log/cloud-init-output.log",
},
"runcmd": []interface{}{
"script1", "script2",
"set -xe",
"install -D -m 644 /dev/null '/var/lib/juju/nonce.txt'",
"printf '%s\\n' '5432' > '/var/lib/juju/nonce.txt'",
},
"ssh_authorized_keys": []interface{}{"wheredidileavemykeys"},
})
} else {
// Just check that the cloudinit config looks good,
// and that there are more runcmds than the additional
// ones we passed into ComposeUserData.
c.Check(config["apt_upgrade"], gc.Equals, true)
c.Check(len(runCmd) > 2, jc.IsTrue)
}
}
interrupted,
client,
checkNonceCommand,
inst,
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(),
})
}