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images.go
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/
images.go
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/*
* Copyright 2019 gosoon.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package create
import (
"fmt"
"strings"
"github.com/gosoon/kubernetes-operator/pkg/container/docker"
"github.com/gosoon/kubernetes-operator/pkg/internal/util/cli"
)
// ensureNodeImages ensures that the node images used by the create
// configuration are present
func ensureNodeImages(status *cli.Status, image string) {
// prints user friendly message
if strings.Contains(image, "@sha256:") {
image = strings.Split(image, "@sha256:")[0]
}
status.Start(fmt.Sprintf("Ensuring node image (%s) ", image))
fmt.Println("pull image ...")
// attempt to explicitly pull the image if it doesn't exist locally
// we don't care if this errors, we'll still try to run which also pulls
_, _ = docker.PullIfNotPresent(image, 3)
}