d1abe6e1ea
Unit test should follow black-box approach. Change-Id: I98c46c613a73b539f79d8dfe99cd73592792536d Signed-off-by: Ruslan Aliev <raliev@mirantis.com> Closes: #561
99 lines
2.6 KiB
Go
99 lines
2.6 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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const (
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// DriverDocker indicates that docker driver should be used in container constructor
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DriverDocker = "docker"
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)
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// Status type provides container status
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type Status string
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// State provides information about the Container
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type State struct {
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// ExitCode: returns the container's exit code. Zero means exited normally, otherwise errored
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ExitCode int
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// Status: String representation of the container state.
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Status Status
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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(RunCommandOptions) error
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GetContainerLogs(GetLogOptions) (io.ReadCloser, error)
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InspectContainer() (State, error)
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WaitUntilFinished() error
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RmContainer() error
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GetID() string
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}
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// RunCommandOptions options for RunCommand
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type RunCommandOptions struct {
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Privileged bool
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HostNetwork bool
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Cmd []string
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EnvVars []string
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Binds []string
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Mounts []Mount
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Input io.Reader
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}
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// Mount describes mount settings
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type Mount struct {
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ReadOnly bool
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Type string
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Dst string
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Src string
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}
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// GetLogOptions options for getting logs
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// If both Stderr and Stdout are specified the logs will contain both stderr and stdout
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type GetLogOptions struct {
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Stderr bool
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Stdout bool
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Follow bool
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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 DriverDocker:
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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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