forked from tmrts/flamingo
/
flamin.go
95 lines (75 loc) · 1.9 KB
/
flamin.go
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package main
import (
"flag"
"fmt"
"time"
"github.com/tmrts/flamingo/pkg/datasrc/cloudconfig"
"github.com/tmrts/flamingo/pkg/datasrc/metadata"
"github.com/tmrts/flamingo/pkg/sys"
"github.com/tmrts/flamingo/pkg/sys/identity"
)
var flags struct {
cloudConfig string
configDrive string
metadata string
}
func init() {
flag.StringVar(&flags.cloudConfig, "cloud-config", "", "user-data configuration file")
flag.StringVar(&flags.configDrive, "config-drive", "", "config drive mount path")
flag.StringVar(&flags.metadata, "meta-data", "", "meta-data file")
}
func StartContextualization() {
// TODO: Add plug-in hooks
}
func FinalizeContextualization() {
// TODO: Add plug-in hooks
}
func main() {
// TODO: Build Meaningful Loggers
flag.Parse()
// cloudconfig
if flags.cloudConfig != "" {
cloudConfigContext, err := cloudconfig.Parse(flags.cloudConfig)
if err != nil {
panic(fmt.Errorf("fatal error config file: %v", err))
}
}
metadataDigest := metadata.Get(10 * time.Second)
conf := datasrc.Merge(metadataDigest, cloudConfigContext)
StartContextualization()
// usergroups
idm := identity.Manager{Exec: sys.DefaultExecutor}
for _, grp := range conf.Groups {
if err := idm.CreateGroup(grp); err != nil {
panic(err)
}
}
for _, usr := range conf.Users {
if err := idm.CreateUser(usr); err != nil {
panic(err)
}
}
for _, grp := range conf.Groups {
for _, usr := range grp {
if err := idm.AddUserToGroup(grp, usr); err != nil {
panic(err)
}
}
}
// ssh_keys
if err := ssh.InitializeFor("root"); err != nil {
panic(err)
}
ssh.AuthorizeSSHKey(f, conf.AuthorizedKeys...)
// write_files
for _, f := range conf.Files {
file.New(f.Name, file.Contents(f.Data), file.Uid(0), file.Gid(0), file.Permissions(f.Perms))
}
// run_cmd
for _, cmd := range conf.Commands {
sys.Execute(cmd)
}
if err := FinalizeContextualization(); err != nil {
panic(err)
}
}