packer-cn/packer/plugin/provisioner.go

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package plugin
import (
"github.com/mitchellh/packer/packer"
"log"
)
type cmdProvisioner struct {
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p packer.Provisioner
client *Client
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}
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func (c *cmdProvisioner) Prepare(configs ...interface{}) error {
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defer func() {
r := recover()
c.checkExit(r, nil)
}()
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return c.p.Prepare(configs...)
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}
func (c *cmdProvisioner) Provision(ui packer.Ui, comm packer.Communicator) error {
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defer func() {
r := recover()
c.checkExit(r, nil)
}()
return c.p.Provision(ui, comm)
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}
func (c *cmdProvisioner) checkExit(p interface{}, cb func()) {
if c.client.Exited() {
cb()
} else if p != nil && !Killed {
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log.Panic(p)
}
}