611d73a2ee
If there is no container runtime defined in the airshipctl config then the error message is not clear. New handler shows specific error description Change-Id: Ib5b735ddaa1556a8a88fdb15c4b3942cd010db9b
52 lines
1.6 KiB
Go
52 lines
1.6 KiB
Go
/*
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Licensed under the Apache License, Version 2.0 (the "License");
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you may 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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https://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package container
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import (
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"context"
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"io"
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)
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// Container interface abstraction for container.
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// Particular implementation depends on container runtime environment (CRE). Interface
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// defines methods that must be implemented for CRE (e.g. docker, containerd or CRI-O)
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type Container interface {
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ImagePull() error
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RunCommand([]string, io.Reader, []string, []string, bool) error
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RunCommandOutput([]string, io.Reader, []string, []string) (io.ReadCloser, error)
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RmContainer() error
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GetID() string
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}
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// NewContainer returns instance of Container interface implemented by particular driver
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// Returned instance type (i.e. implementation) depends on driver specified via function
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// arguments (e.g. "docker").
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// Supported drivers:
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// * docker
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func NewContainer(ctx *context.Context, driver string, url string) (Container, error) {
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switch driver {
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case "":
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return nil, ErrNoContainerDriver{}
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case "docker":
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cli, err := NewDockerClient(ctx)
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if err != nil {
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return nil, err
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}
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return NewDockerContainer(ctx, url, cli)
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default:
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return nil, ErrContainerDrvNotSupported{Driver: driver}
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}
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}
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