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Add DefaultRuntimeName option.

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Signed-off-by: Lantao Liu <lantaol@google.com>
This commit is contained in:
Lantao Liu
2019-04-08 16:39:28 -07:00
parent a5c5d55c90
commit ba4a04ae70
6 changed files with 120 additions and 79 deletions
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37
cri.go
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@@ -17,6 +17,7 @@ limitations under the License.
package cri
import (
"context"
"flag"
"path/filepath"
"time"
@@ -73,7 +74,7 @@ func initCRIService(ic *plugin.InitContext) (interface{}, error) {
}
log.G(ctx).Infof("Start cri plugin with config %+v", c)
if err := validateConfig(&c); err != nil {
if err := validateConfig(ctx, &c); err != nil {
return nil, errors.Wrap(err, "invalid config")
}
@@ -111,14 +112,36 @@ func initCRIService(ic *plugin.InitContext) (interface{}, error) {
}
// validateConfig validates the given configuration.
func validateConfig(c *criconfig.Config) error {
// It is an error to provide both an UntrustedWorkloadRuntime & define an 'untrusted' runtime.
if _, ok := c.ContainerdConfig.Runtimes[criconfig.RuntimeUntrusted]; ok {
if c.ContainerdConfig.UntrustedWorkloadRuntime.Type != "" {
return errors.New("conflicting definitions: configuration includes untrusted_workload_runtime and runtimes['untrusted']")
}
func validateConfig(ctx context.Context, c *criconfig.Config) error {
if c.ContainerdConfig.Runtimes == nil {
c.ContainerdConfig.Runtimes = make(map[string]criconfig.Runtime)
}
// Validation for deprecated untrusted_workload_runtime.
if c.ContainerdConfig.UntrustedWorkloadRuntime.Type != "" {
log.G(ctx).Warning("untrusted_workload_runtime is deprecated, please use `untrusted` runtime in `runtimes` instead")
if _, ok := c.ContainerdConfig.Runtimes[criconfig.RuntimeUntrusted]; ok {
return errors.Errorf("conflicting definitions: configuration includes both `untrusted_workload_runtime` and `runtimes[%q]`", criconfig.RuntimeUntrusted)
}
c.ContainerdConfig.Runtimes[criconfig.RuntimeUntrusted] = c.ContainerdConfig.UntrustedWorkloadRuntime
}
// Validation for deprecated default_runtime field.
if c.ContainerdConfig.DefaultRuntime.Type != "" {
log.G(ctx).Warning("default_runtime is deprecated, please use default_runtime_name instead")
c.ContainerdConfig.DefaultRuntimeName = criconfig.RuntimeDefault
c.ContainerdConfig.Runtimes[criconfig.RuntimeDefault] = c.ContainerdConfig.DefaultRuntime
}
// Validation for default_runtime_name
if c.ContainerdConfig.DefaultRuntimeName == "" {
return errors.New("`default_runtime_name` is empty")
}
if _, ok := c.ContainerdConfig.Runtimes[c.ContainerdConfig.DefaultRuntimeName]; !ok {
return errors.New("no corresponding runtime configured in `runtimes` for `default_runtime_name`")
}
// Validation for stream_idle_timeout
if c.StreamIdleTimeout != "" {
if _, err := time.ParseDuration(c.StreamIdleTimeout); err != nil {
return errors.Wrap(err, "invalid stream idle timeout")