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cni result: add a debug message

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Signed-off-by: JulienBalestra <julien.balestra@datadoghq.com>
This commit is contained in:
JulienBalestra 2018-10-01 17:13:46 +02:00
parent 58ab1e09b2
commit 27f33cd4d6
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GPG Key ID: DDC658F2EE07BF0B
1 changed files with 16 additions and 2 deletions
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18
pkg/server/sandbox_run.go
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@ -17,6 +17,7 @@ limitations under the License.
package server
import (
"encoding/json"
"fmt"
"os"
"strings"
@ -26,7 +27,7 @@ import (
"github.com/containerd/containerd/errdefs"
"github.com/containerd/containerd/oci"
"github.com/containerd/containerd/runtime/linux/runctypes"
cni "github.com/containerd/go-cni"
"github.com/containerd/go-cni"
"github.com/containerd/typeurl"
imagespec "github.com/opencontainers/image-spec/specs-go/v1"
runtimespec "github.com/opencontainers/runtime-spec/specs-go"
@ -530,7 +531,7 @@ func (c *criService) unmountSandboxFiles(id string, config *runtime.PodSandboxCo
// setupPod setups up the network for a pod
func (c *criService) setupPod(id string, path string, config *runtime.PodSandboxConfig) (string, error) {
if c.netPlugin == nil {
return "", errors.New("cni config not intialized")
return "", errors.New("cni config not initialized")
}
labels := getPodCNILabels(id, config)
@ -541,6 +542,7 @@ func (c *criService) setupPod(id string, path string, config *runtime.PodSandbox
if err != nil {
return "", err
}
logDebugCNIResult(id, result)
// Check if the default interface has IP config
if configs, ok := result.Interfaces[defaultIfName]; ok && len(configs.IPConfigs) > 0 {
return selectPodIP(configs.IPConfigs), nil
@ -639,3 +641,15 @@ func (c *criService) getSandboxRuntime(config *runtime.PodSandboxConfig, runtime
}
return handler, nil
}
func logDebugCNIResult(sandboxID string, result *cni.CNIResult) {
if logrus.GetLevel() < logrus.DebugLevel {
return
}
cniResult, err := json.Marshal(result)
if err != nil {
logrus.WithError(err).Errorf("Failed to marshal CNI result for sandbox %q: %v", sandboxID, err)
return
}
logrus.Debugf("cni result for sandbox %q: %s", sandboxID, string(cniResult))
}