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|
package main
import (
"os"
"reflect"
"regexp"
"strings"
is "github.com/containers/image/storage"
"github.com/containers/storage"
"github.com/fatih/camelcase"
"github.com/kubernetes-incubator/cri-o/libkpod"
"github.com/kubernetes-incubator/cri-o/libpod"
"github.com/kubernetes-incubator/cri-o/server"
"github.com/pkg/errors"
"github.com/urfave/cli"
)
var (
stores = make(map[storage.Store]struct{})
)
func getStore(c *libkpod.Config) (storage.Store, error) {
options := storage.DefaultStoreOptions
options.GraphRoot = c.Root
options.RunRoot = c.RunRoot
options.GraphDriverName = c.Storage
options.GraphDriverOptions = c.StorageOptions
store, err := storage.GetStore(options)
if err != nil {
return nil, err
}
is.Transport.SetStore(store)
stores[store] = struct{}{}
return store, nil
}
func getRuntime(c *cli.Context) (*libpod.Runtime, error) {
config, err := getConfig(c)
if err != nil {
return nil, errors.Wrapf(err, "could not get config")
}
options := storage.DefaultStoreOptions
options.GraphRoot = config.Root
options.RunRoot = config.RunRoot
options.GraphDriverName = config.Storage
options.GraphDriverOptions = config.StorageOptions
return libpod.NewRuntime(libpod.WithStorageConfig(options))
}
func shutdownStores() {
for store := range stores {
if _, err := store.Shutdown(false); err != nil {
break
}
}
}
func getConfig(c *cli.Context) (*libkpod.Config, error) {
config := libkpod.DefaultConfig()
var configFile string
if c.GlobalIsSet("config") {
configFile = c.GlobalString("config")
} else if _, err := os.Stat(server.CrioConfigPath); err == nil {
configFile = server.CrioConfigPath
}
// load and merge the configfile from the commandline or use
// the default crio config file
if configFile != "" {
err := config.UpdateFromFile(configFile)
if err != nil {
return config, err
}
}
if c.GlobalIsSet("root") {
config.Root = c.GlobalString("root")
}
if c.GlobalIsSet("runroot") {
config.RunRoot = c.GlobalString("runroot")
}
if c.GlobalIsSet("storage-driver") {
config.Storage = c.GlobalString("storage-driver")
}
if c.GlobalIsSet("storage-opt") {
opts := c.GlobalStringSlice("storage-opt")
if len(opts) > 0 {
config.StorageOptions = opts
}
}
if c.GlobalIsSet("runtime") {
config.Runtime = c.GlobalString("runtime")
}
return config, nil
}
func splitCamelCase(src string) string {
entries := camelcase.Split(src)
return strings.Join(entries, " ")
}
// validateFlags searches for StringFlags or StringSlice flags that never had
// a value set. This commonly occurs when the CLI mistakenly takes the next
// option and uses it as a value.
func validateFlags(c *cli.Context, flags []cli.Flag) error {
for _, flag := range flags {
switch reflect.TypeOf(flag).String() {
case "cli.StringSliceFlag":
{
f := flag.(cli.StringSliceFlag)
name := strings.Split(f.Name, ",")
val := c.StringSlice(name[0])
for _, v := range val {
if ok, _ := regexp.MatchString("^-.+", v); ok {
return errors.Errorf("option --%s requires a value", name[0])
}
}
}
case "cli.StringFlag":
{
f := flag.(cli.StringFlag)
name := strings.Split(f.Name, ",")
val := c.String(name[0])
if ok, _ := regexp.MatchString("^-.+", val); ok {
return errors.Errorf("option --%s requires a value", name[0])
}
}
}
}
return nil
}
|
