73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
// Licensed to Elasticsearch B.V. under one or more contributor
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// license agreements. See the NOTICE file distributed with
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// this work for additional information regarding copyright
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// ownership. Elasticsearch B.V. licenses this file to you under
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// the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package docker
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import (
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"context"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/container"
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"github.com/docker/docker/client"
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)
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// Client for Docker
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type Client struct {
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cli *client.Client
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}
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// NewClient builds and returns a docker Client
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func NewClient() (Client, error) {
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c, err := client.NewEnvClient()
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return Client{cli: c}, err
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}
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// ContainerStart pulls and starts the given container
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func (c Client) ContainerStart(image string, cmd []string, labels map[string]string) (string, error) {
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ctx := context.Background()
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if _, err := c.cli.ImagePull(ctx, image, types.ImagePullOptions{}); err != nil {
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return "", err
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}
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resp, err := c.cli.ContainerCreate(ctx, &container.Config{
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Image: image,
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Cmd: cmd,
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Labels: labels,
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}, nil, nil, "")
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if err != nil {
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return "", err
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}
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if err := c.cli.ContainerStart(ctx, resp.ID, types.ContainerStartOptions{}); err != nil {
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return "", err
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}
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return resp.ID, nil
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}
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// ContainerWait waits for a container to finish
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func (c Client) ContainerWait(ID string) error {
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ctx := context.Background()
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_, err := c.cli.ContainerWait(ctx, ID)
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return err
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}
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// ContainerKill kills the given container
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func (c Client) ContainerKill(ID string) error {
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ctx := context.Background()
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return c.cli.ContainerKill(ctx, ID, "KILL")
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}
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