56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
package command
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import (
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"encoding/json"
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"os"
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"strings"
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hclog "github.com/hashicorp/go-hclog"
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"github.com/hashicorp/go-plugin"
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"github.com/hashicorp/nomad/plugins/base"
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"github.com/hashicorp/nomad/plugins/executor"
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)
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type ExecutorPluginCommand struct {
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Meta
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}
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func (e *ExecutorPluginCommand) Help() string {
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helpText := `
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This is a command used by Nomad internally to launch an executor plugin"
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`
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return strings.TrimSpace(helpText)
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}
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func (e *ExecutorPluginCommand) Synopsis() string {
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return "internal - launch an executor plugin"
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}
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func (e *ExecutorPluginCommand) Run(args []string) int {
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if len(args) != 1 {
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e.Ui.Error("json configuration not provided")
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return 1
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}
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config := args[0]
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var executorConfig executor.ExecutorConfig
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if err := json.Unmarshal([]byte(config), &executorConfig); err != nil {
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return 1
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}
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stdo, err := os.OpenFile(executorConfig.LogFile, os.O_CREATE|os.O_RDWR|os.O_APPEND, 0666)
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if err != nil {
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e.Ui.Error(err.Error())
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return 1
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}
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plugin.Serve(&plugin.ServeConfig{
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HandshakeConfig: base.Handshake,
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Plugins: executor.GetPluginMap(
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stdo,
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hclog.LevelFromString(executorConfig.LogLevel),
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executorConfig.FSIsolation,
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),
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GRPCServer: plugin.DefaultGRPCServer,
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})
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return 0
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}
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