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Add 'containerd config dump' subcommand

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Signed-off-by: Maksym Pavlenko <makpav@amazon.com>
This commit is contained in:
Maksym Pavlenko 2019-08-30 10:55:32 -07:00
parent 24b9e2c1a0
commit db3a711738
1 changed files with 43 additions and 26 deletions
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69
cmd/containerd/command/config.go
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@ -40,6 +40,39 @@ func (c *Config) WriteTo(w io.Writer) (int64, error) {
return 0, toml.NewEncoder(w).Encode(c)
}
func outputConfig(cfg *srvconfig.Config) error {
config := &Config{
Config: cfg,
}
// for the time being, keep the defaultConfig's version set at 1 so that
// when a config without a version is loaded from disk and has no version
// set, we assume it's a v1 config. But when generating new configs via
// this command, generate the v2 config
config.Config.Version = 2
plugins, err := server.LoadPlugins(gocontext.Background(), config.Config)
if err != nil {
return err
}
if len(plugins) != 0 {
config.Plugins = make(map[string]interface{})
for _, p := range plugins {
if p.Config == nil {
continue
}
config.Plugins[p.URI()] = p.Config
}
}
timeouts := timeout.All()
config.Timeouts = make(map[string]string)
for k, v := range timeouts {
config.Timeouts[k] = v.String()
}
_, err = config.WriteTo(os.Stdout)
return err
}
var configCommand = cli.Command{
Name: "config",
Usage: "information on the containerd config",
@ -48,35 +81,19 @@ var configCommand = cli.Command{
Name: "default",
Usage: "see the output of the default config",
Action: func(context *cli.Context) error {
config := &Config{
Config: defaultConfig(),
}
// for the time being, keep the defaultConfig's version set at 1 so that
// when a config without a version is loaded from disk and has no version
// set, we assume it's a v1 config. But when generating new configs via
// this command, generate the v2 config
config.Config.Version = 2
plugins, err := server.LoadPlugins(gocontext.Background(), config.Config)
if err != nil {
return outputConfig(defaultConfig())
},
},
{
Name: "dump",
Usage: "see the output of the final main config with imported in subconfig files",
Action: func(context *cli.Context) error {
config := defaultConfig()
if err := srvconfig.LoadConfig(context.GlobalString("config"), config); err != nil && !os.IsNotExist(err) {
return err
}
if len(plugins) != 0 {
config.Plugins = make(map[string]interface{})
for _, p := range plugins {
if p.Config == nil {
continue
}
config.Plugins[p.URI()] = p.Config
}
}
timeouts := timeout.All()
config.Timeouts = make(map[string]string)
for k, v := range timeouts {
config.Timeouts[k] = v.String()
}
_, err = config.WriteTo(os.Stdout)
return err
return outputConfig(config)
},
},
},