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add qemu hcl examples

This commit is contained in:
sylviamoss 2020-07-31 17:32:08 +02:00
parent fe7f529862
commit fc2e94554a
3 changed files with 93 additions and 20 deletions
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38
builder/qemu/builder.go
View File

@ -86,17 +86,17 @@ type Config struct {
// accelerator you specified. When no accelerator is specified, Packer will try
// to use `kvm` if it is available but will default to `tcg` otherwise.
//
// -> The `hax` accelerator has issues attaching CDROM ISOs. This is an
// ~> The `hax` accelerator has issues attaching CDROM ISOs. This is an
// upstream issue which can be tracked
// [here](https://github.com/intel/haxm/issues/20).
//
// -> The `hvf` and `whpx` accelerator are new and experimental as of
// ~> The `hvf` and `whpx` accelerator are new and experimental as of
// [QEMU 2.12.0](https://wiki.qemu.org/ChangeLog/2.12#Host_support).
// You may encounter issues unrelated to Packer when using these. You may need to
// add [ "-global", "virtio-pci.disable-modern=on" ] to `qemuargs` depending on the
// guest operating system.
//
// -> For `whpx`, note that [Stefan Weil's QEMU for Windows distribution](https://qemu.weilnetz.de/w64/)
// ~> For `whpx`, note that [Stefan Weil's QEMU for Windows distribution](https://qemu.weilnetz.de/w64/)
// does not include WHPX support and users may need to compile or source a
// build of QEMU for Windows themselves with WHPX support.
Accelerator string `mapstructure:"accelerator" required:"false"`
@ -208,7 +208,7 @@ type Config struct {
// as an empty string is ignored. All values after the switch are
// concatenated with no separator.
//
// ~> **Warning:** The qemu command line allows extreme flexibility, so
// ~> **Warning:** The qemu command line allows extreme flexibility, so
// beware of conflicting arguments causing failures of your run. For
// instance, using --no-acpi could break the ability to send power signal
// type commands (e.g., shutdown -P now) to the virtual machine, thus
@ -218,8 +218,8 @@ type Config struct {
//
// The following shows a sample usage:
//
// In JSON:
// ```json
//{
// "qemuargs": [
// [ "-m", "1024M" ],
// [ "--no-acpi", "" ],
@ -231,7 +231,21 @@ type Config struct {
// ],
// [ "-device", "virtio-net,netdev=mynet0" ]
// ]
// }
// ```
//
// In HCL2:
// ```hcl
// qemuargs = [
// [ "-m", "1024M" ],
// [ "--no-acpi", "" ],
// [
// "-netdev",
// "user,id=mynet0,",
// "hostfwd=hostip:hostport-guestip:guestport",
// ""
// ],
// [ "-device", "virtio-net,netdev=mynet0" ]
// ]
// ```
//
// would produce the following (not including other defaults supplied by
@ -243,7 +257,7 @@ type Config struct {
// virtio-net,netdev=mynet0"
// ```
//
// ~> **Windows Users:** [QEMU for Windows](https://qemu.weilnetz.de/)
// ~> **Windows Users:** [QEMU for Windows](https://qemu.weilnetz.de/)
// builds are available though an environmental variable does need to be
// set for QEMU for Windows to redirect stdout to the console instead of
// stdout.txt.
@ -258,15 +272,21 @@ type Config struct {
// You can also use the `SSHHostPort` template variable to produce a packer
// template that can be invoked by `make` in parallel:
//
// In JSON:
// ```json
//{
// "qemuargs": [
// [ "-netdev", "user,hostfwd=tcp::{{ .SSHHostPort }}-:22,id=forward"],
// [ "-device", "virtio-net,netdev=forward,id=net0"]
// ]
// }
// ```
//
// In HCL2:
// ```hcl
// qemuargs = [
// [ "-netdev", "user,hostfwd=tcp::{{ .SSHHostPort }}-:22,id=forward"],
// [ "-device", "virtio-net,netdev=forward,id=net0"]
// ]
//
// `make -j 3 my-awesome-packer-templates` spawns 3 packer processes, each
// of which will bind to their own SSH port as determined by each process.
// This will also work with WinRM, just change the port forward in

37
website/pages/docs/builders/qemu.mdx
View File

@ -26,14 +26,16 @@ necessary to run the virtual machine on KVM or Xen.
Here is a basic example. This example is functional so long as you fixup paths
to files, URLS for ISOs and checksums.
<Tabs>
<Tab heading="JSON">
```json
{
"builders": [
{
"type": "qemu",
"iso_url": "http://mirror.raystedman.net/centos/6/isos/x86_64/CentOS-6.9-x86_64-minimal.iso",
"iso_checksum": "af4a1640c0c6f348c6c41f1ea9e192a2",
"iso_checksum_type": "md5",
"iso_checksum": "md5:af4a1640c0c6f348c6c41f1ea9e192a2",
"output_directory": "output_centos_tdhtest",
"shutdown_command": "echo 'packer' | sudo -S shutdown -P now",
"disk_size": "5000M",
@ -55,6 +57,37 @@ to files, URLS for ISOs and checksums.
}
```
</Tab>
<Tab heading="HCL2">
```hcl
source "qemu" "example" {
iso_url = "http://mirror.raystedman.net/centos/6/isos/x86_64/CentOS-6.9-x86_64-minimal.iso"
iso_checksum = "md5:af4a1640c0c6f348c6c41f1ea9e192a2"
output_directory = "output_centos_tdhtest"
shutdown_command = "echo 'packer' | sudo -S shutdown -P now"
disk_size = "5000M"
format = "qcow2"
accelerator = "kvm"
http_directory = "path/to/httpdir"
ssh_username = "root"
ssh_password = "s0m3password"
ssh_timeout = "20m"
vm_name = "tdhtest"
net_device = "virtio-net"
disk_interface = "virtio"
boot_wait = "10s"
boot_command = ["<tab> text ks=http://{{ .HTTPIP }}:{{ .HTTPPort }}/centos6-ks.cfg<enter><wait>"]
}
build {
sources = ["source.qemu.example"]
}
```
</Tab>
</Tabs>
This is an example only, and will time out waiting for SSH because we have not
provided a kickstart file. You must add a valid kickstart file to the
"http_directory" and then provide the file in the "boot_command" in order for

38
website/pages/partials/builder/qemu/Config-not-required.mdx
View File

@ -9,17 +9,17 @@
accelerator you specified. When no accelerator is specified, Packer will try
to use `kvm` if it is available but will default to `tcg` otherwise.
-&gt; The `hax` accelerator has issues attaching CDROM ISOs. This is an
~> The `hax` accelerator has issues attaching CDROM ISOs. This is an
upstream issue which can be tracked
[here](https://github.com/intel/haxm/issues/20).
-&gt; The `hvf` and `whpx` accelerator are new and experimental as of
~> The `hvf` and `whpx` accelerator are new and experimental as of
[QEMU 2.12.0](https://wiki.qemu.org/ChangeLog/2.12#Host_support).
You may encounter issues unrelated to Packer when using these. You may need to
add [ "-global", "virtio-pci.disable-modern=on" ] to `qemuargs` depending on the
guest operating system.
-&gt; For `whpx`, note that [Stefan Weil's QEMU for Windows distribution](https://qemu.weilnetz.de/w64/)
~> For `whpx`, note that [Stefan Weil's QEMU for Windows distribution](https://qemu.weilnetz.de/w64/)
does not include WHPX support and users may need to compile or source a
build of QEMU for Windows themselves with WHPX support.
@ -131,7 +131,7 @@
as an empty string is ignored. All values after the switch are
concatenated with no separator.
~&gt; **Warning:** The qemu command line allows extreme flexibility, so
~> **Warning:** The qemu command line allows extreme flexibility, so
beware of conflicting arguments causing failures of your run. For
instance, using --no-acpi could break the ability to send power signal
type commands (e.g., shutdown -P now) to the virtual machine, thus
@ -141,8 +141,8 @@
The following shows a sample usage:
In JSON:
```json
{
"qemuargs": [
[ "-m", "1024M" ],
[ "--no-acpi", "" ],
@ -154,7 +154,21 @@
],
[ "-device", "virtio-net,netdev=mynet0" ]
]
}
```
In HCL2:
```hcl
qemuargs = [
[ "-m", "1024M" ],
[ "--no-acpi", "" ],
[
"-netdev",
"user,id=mynet0,",
"hostfwd=hostip:hostport-guestip:guestport",
""
],
[ "-device", "virtio-net,netdev=mynet0" ]
]
```
would produce the following (not including other defaults supplied by
@ -166,7 +180,7 @@
virtio-net,netdev=mynet0"
```
~&gt; **Windows Users:** [QEMU for Windows](https://qemu.weilnetz.de/)
~> **Windows Users:** [QEMU for Windows](https://qemu.weilnetz.de/)
builds are available though an environmental variable does need to be
set for QEMU for Windows to redirect stdout to the console instead of
stdout.txt.
@ -181,15 +195,21 @@
You can also use the `SSHHostPort` template variable to produce a packer
template that can be invoked by `make` in parallel:
In JSON:
```json
{
"qemuargs": [
[ "-netdev", "user,hostfwd=tcp::{{ .SSHHostPort }}-:22,id=forward"],
[ "-device", "virtio-net,netdev=forward,id=net0"]
]
}
```
In HCL2:
```hcl
qemuargs = [
[ "-netdev", "user,hostfwd=tcp::{{ .SSHHostPort }}-:22,id=forward"],
[ "-device", "virtio-net,netdev=forward,id=net0"]
]
`make -j 3 my-awesome-packer-templates` spawns 3 packer processes, each
of which will bind to their own SSH port as determined by each process.
This will also work with WinRM, just change the port forward in