Merge pull request #5043 from hashicorp/fix5031
Revert "Universally provide POSIX semantics for the `shell` provision…
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c4569127e4
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@ -101,7 +101,7 @@ func (p *Provisioner) Prepare(raws ...interface{}) error {
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}
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if p.config.ExecuteCommand == "" {
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p.config.ExecuteCommand = "chmod +x {{.Path}}; env {{.Vars}} {{.Path}}"
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p.config.ExecuteCommand = "chmod +x {{.Path}}; {{.Vars}} {{.Path}}"
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}
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if p.config.ExpectDisconnect == nil {
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@ -66,7 +66,7 @@ Optional parameters:
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as well, which are covered in the section below.
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- `execute_command` (string) - The command to use to execute the script. By
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default this is `chmod +x {{ .Path }}; env {{ .Vars }} {{ .Path }}`. The value
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default this is `chmod +x {{ .Path }}; {{ .Vars }} {{ .Path }}`. The value
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of this is treated as [configuration
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template](/docs/templates/engine.html). There are two
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available variables: `Path`, which is the path to the script to run, and
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@ -126,15 +126,18 @@ is being piped in with the value of `packer`.
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By setting the `execute_command` to this, your script(s) can run with root
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privileges without worrying about password prompts.
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### `execute_command` Example
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### FreeBSD Example
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The following contrived example shows how to pass environment variables and
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change the permissions of the script to be executed:
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FreeBSD's default shell is `tcsh`, which deviates from POSIX semantics. In order
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for packer to pass environment variables you will need to change the
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`execute_command` to:
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``` text
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chmod +x {{ .Path }}; chmod 0700 {{ .Path}}; env {{ .Vars }} {{ .Path }}
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chmod +x {{ .Path }}; env {{ .Vars }} {{ .Path }}
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```
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Note the addition of `env` before `{{ .Vars }}`.
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## Default Environmental Variables
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In addition to being able to specify custom environmental variables using the
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