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82 lines
2.7 KiB
82 lines
2.7 KiB
/*
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Copyright © 2019 Thorsten Klein <iwilltry42@gmail.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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package docker
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import (
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"context"
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"fmt"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/client"
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log "github.com/sirupsen/logrus"
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)
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// createContainer creates a new docker container from translated specs
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func createContainer(dockerNode *NodeInDocker, name string) error {
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log.Debugf("Creating docker container with translated config\n%+v\n", dockerNode) // TODO: remove?
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// initialize docker client
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ctx := context.Background()
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docker, err := client.NewClientWithOpts(client.FromEnv, client.WithAPIVersionNegotiation())
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if err != nil {
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log.Errorln("Failed to create docker client")
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return err
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}
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// start container // TODO: check first if image exists locally and pull if it doesn't
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resp, err := docker.ContainerCreate(ctx, &dockerNode.ContainerConfig, &dockerNode.HostConfig, &dockerNode.NetworkingConfig, name)
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if err != nil {
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log.Errorln("Failed to create container")
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return err
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}
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log.Infoln("Created container", resp.ID)
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return nil
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}
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// removeContainer deletes a running container (like docker rm -f)
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func removeContainer(ID string) error {
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// (0) create docker client
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ctx := context.Background()
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docker, err := client.NewClientWithOpts(client.FromEnv, client.WithAPIVersionNegotiation())
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if err != nil {
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return fmt.Errorf("Failed to create docker client. %+v", err)
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}
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// (1) define remove options
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options := types.ContainerRemoveOptions{
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RemoveVolumes: true,
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Force: true,
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}
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// (2) remove container
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if err := docker.ContainerRemove(ctx, ID, options); err != nil {
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return fmt.Errorf("Failed to delete container '%s'. %+v", ID, err)
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}
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log.Infoln("Deleted", ID)
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return nil
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}
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