88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
//go:generate struct-markdown
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package common
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import (
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"errors"
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"github.com/hashicorp/packer/packer-plugin-sdk/template/interpolate"
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)
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type ExportConfig struct {
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// Either ovf or ova, this specifies the output format
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// of the exported virtual machine. This defaults to ovf.
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Format string `mapstructure:"format" required:"false"`
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// Additional options to pass to the [VBoxManage
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// export](https://www.virtualbox.org/manual/ch09.html#vboxmanage-export).
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// This can be useful for passing product information to include in the
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// resulting appliance file. Packer JSON configuration file example:
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//
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// In JSON:
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// ```json
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// {
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// "type": "virtualbox-iso",
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// "export_opts":
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// [
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// "--manifest",
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// "--vsys", "0",
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// "--description", "{{user `vm_description`}}",
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// "--version", "{{user `vm_version`}}"
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// ],
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// "format": "ova",
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// }
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// ```
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//
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// In HCL2:
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// ```hcl
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// source "virtualbox-iso" "basic-example" {
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// export_opts = [
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// "--manifest",
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// "--vsys", "0",
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// "--description", "{{user `vm_description`}}",
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// "--version", "{{user `vm_version`}}"
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// ]
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// format = "ova"
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// }
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// ```
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//
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// A VirtualBox [VM
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// description](https://www.virtualbox.org/manual/ch09.html#vboxmanage-export-ovf)
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// may contain arbitrary strings; the GUI interprets HTML formatting. However,
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// the JSON format does not allow arbitrary newlines within a value. Add a
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// multi-line description by preparing the string in the shell before the
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// packer call like this (shell `>` continuation character snipped for easier
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// copy & paste):
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//
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// ```shell
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// vm_description='some
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// multiline
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// description'
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//
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// vm_version='0.2.0'
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//
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// packer build \
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// -var "vm_description=${vm_description}" \
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// -var "vm_version=${vm_version}" \
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// "packer_conf.json"
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// ```
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ExportOpts []string `mapstructure:"export_opts" required:"false"`
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}
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func (c *ExportConfig) Prepare(ctx *interpolate.Context) []error {
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if c.Format == "" {
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c.Format = "ovf"
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}
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var errs []error
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if c.Format != "ovf" && c.Format != "ova" {
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errs = append(errs,
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errors.New("invalid format, only 'ovf' or 'ova' are allowed"))
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}
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if c.ExportOpts == nil {
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c.ExportOpts = make([]string, 0)
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}
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return errs
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}
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