func (cfg *MachineConfig) addLogging(c *cloudinit.Config) error {
var configRenderer syslog.SyslogConfigRenderer
if cfg.StateServer {
configRenderer = syslog.NewAccumulateConfig(
names.MachineTag(cfg.MachineId))
} else {
configRenderer = syslog.NewForwardConfig(
names.MachineTag(cfg.MachineId), cfg.stateHostAddrs())
}
content, err := configRenderer.Render()
if err != nil {
return err
}
c.AddFile("/etc/rsyslog.d/25-juju.conf", string(content), 0600)
c.AddRunCmd("restart rsyslog")
return nil
}
func Configure(cfg *MachineConfig, c *cloudinit.Config) (*cloudinit.Config, error) {
if err := verifyConfig(cfg); err != nil {
return nil, err
}
c.AddSSHAuthorizedKeys(cfg.AuthorizedKeys)
c.AddPackage("git")
// Perfectly reasonable to install lxc on environment instances and kvm
// containers.
if cfg.MachineContainerType != instance.LXC {
c.AddPackage("lxc")
}
c.AddScripts(
"set -xe", // ensure we run all the scripts or abort.
fmt.Sprintf("mkdir -p %s", cfg.DataDir),
"mkdir -p /var/log/juju")
// Make a directory for the tools to live in, then fetch the
// tools and unarchive them into it.
c.AddScripts(
"bin="+shquote(cfg.jujuTools()),
"mkdir -p $bin",
fmt.Sprintf("wget --no-verbose -O - %s | tar xz -C $bin", shquote(cfg.Tools.URL)),
fmt.Sprintf("echo -n %s > $bin/downloaded-url.txt", shquote(cfg.Tools.URL)),
)
// TODO (thumper): work out how to pass the logging config to the children
debugFlag := ""
// TODO: disable debug mode by default when the system is stable.
if true {
debugFlag = " --debug"
}
if err := cfg.addLogging(c); err != nil {
return nil, err
}
// We add the machine agent's configuration info
// before running bootstrap-state so that bootstrap-state
// has a chance to rerwrite it to change the password.
// It would be cleaner to change bootstrap-state to
// be responsible for starting the machine agent itself,
// but this would not be backwardly compatible.
machineTag := names.MachineTag(cfg.MachineId)
_, err := cfg.addAgentInfo(c, machineTag)
if err != nil {
return nil, err
}
if cfg.StateServer {
if cfg.NeedMongoPPA() {
c.AddAptSource("ppa:juju/experimental", "1024R/C8068B11")
}
c.AddPackage("mongodb-server")
certKey := string(cfg.StateServerCert) + string(cfg.StateServerKey)
c.AddFile(cfg.dataFile("server.pem"), certKey, 0600)
if err := cfg.addMongoToBoot(c); err != nil {
return nil, err
}
// We temporarily give bootstrap-state a directory
// of its own so that it can get the state info via the
// same mechanism as other jujud commands.
acfg, err := cfg.addAgentInfo(c, "bootstrap")
if err != nil {
return nil, err
}
c.AddScripts(
fmt.Sprintf("echo %s > %s", shquote(cfg.StateInfoURL), BootstrapStateURLFile),
cfg.jujuTools()+"/jujud bootstrap-state"+
" --data-dir "+shquote(cfg.DataDir)+
" --env-config "+shquote(base64yaml(cfg.Config))+
" --constraints "+shquote(cfg.Constraints.String())+
debugFlag,
"rm -rf "+shquote(acfg.Dir()),
)
}
if err := cfg.addMachineAgentToBoot(c, machineTag, cfg.MachineId, debugFlag); err != nil {
return nil, err
}
// general options
c.SetAptUpgrade(true)
c.SetAptUpdate(true)
c.SetOutput(cloudinit.OutAll, "| tee -a /var/log/cloud-init-output.log", "")
return c, nil
}