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Move xml strings to xml files

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Signed-off-by: Darko Draskovic <darko.draskovic@gmail.com>
This commit is contained in:
Darko Draskovic
2023-03-22 14:01:17 +01:00
parent 39c5cc2dd5
commit 4d3bcf99b4
6 changed files with 80 additions and 60 deletions
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README.md
+4 -4
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@@ -55,9 +55,9 @@ curl -i -X POST -H "Content-Type: application/json" localhost:9021/mfxkit -d '{"
## Virsh
```sh
virsh undefine QEmu-alpine-standard-x86_64
virsh shutdown QEmu-alpine-standard-x86_64
virsh destroy QEmu-alpine-standard-x86_64
rm -rf ~/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/img/boot.img
virsh undefine QEmu-alpine-standard-x86_64; \
virsh shutdown QEmu-alpine-standard-x86_64; \
virsh destroy QEmu-alpine-standard-x86_64; \
rm -rf ~/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/img/boot.img; \
virsh pool-destroy --pool virtimages
```
cmd/manager/xml/dom.xml
+27
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@@ -0,0 +1,27 @@
<domain type='qemu'>
<name>QEmu-alpine-standard-x86_64</name>
<uuid>c7a5fdbd-cdaf-9455-926a-d65c16db1809</uuid>
<memory>219200</memory>
<currentMemory>219200</currentMemory>
<vcpu>2</vcpu>
<os>
<type arch='x86_64' machine='pc'>hvm</type>
<boot dev='cdrom'/>
</os>
<devices>
<emulator>/usr/bin/qemu-system-x86_64</emulator>
<disk type='file' device='cdrom'>
<source file='/home/darko/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/iso/alpine-standard-3.17.2-x86_64.iso'/>
<target dev='hdc'/>
<readonly/>
</disk>
<disk type='file' device='disk'>
<source file='/home/darko/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/img/boot.img'/>
<target dev='hda'/>
</disk>
<interface type='network'>
<source network='default'/>
</interface>
<graphics type='vnc' port='-1'/>
</devices>
</domain>
cmd/manager/xml/pool.xml
+6
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@@ -0,0 +1,6 @@
<pool type="dir">
<name>virtimages</name>
<target>
<path>/home/darko/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/img</path>
</target>
</pool>
cmd/manager/xml/vol.xml
+14
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@@ -0,0 +1,14 @@
<volume>
<name>boot.img</name>
<allocation>0</allocation>
<capacity unit="T">1</capacity>
<target>
<path>/home/darko/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/img/boot.img</path>
<permissions>
<owner>107</owner>
<group>107</group>
<mode>0744</mode>
<label>virt_image_t</label>
</permissions>
</target>
</volume>
manager/libvirt.go
-55
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@@ -2,61 +2,6 @@ package manager
import "github.com/digitalocean/go-libvirt"
const poolXML string = `
<pool type="dir">
<name>virtimages</name>
<target>
<path>/home/darko/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/img</path>
</target>
</pool>
`
const volXML string = `
<volume>
<name>boot.img</name>
<allocation>0</allocation>
<capacity unit="T">1</capacity>
<target>
<path>/home/darko/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/img/boot.img</path>
<permissions>
<owner>107</owner>
<group>107</group>
<mode>0744</mode>
<label>virt_image_t</label>
</permissions>
</target>
</volume>
`
const domXML string = `
<domain type='qemu'>
<name>QEmu-alpine-standard-x86_64</name>
<uuid>c7a5fdbd-cdaf-9455-926a-d65c16db1809</uuid>
<memory>219200</memory>
<currentMemory>219200</currentMemory>
<vcpu>2</vcpu>
<os>
<type arch='x86_64' machine='pc'>hvm</type>
<boot dev='cdrom'/>
</os>
<devices>
<emulator>/usr/bin/qemu-system-x86_64</emulator>
<disk type='file' device='cdrom'>
<source file='/home/darko/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/iso/alpine-standard-3.17.2-x86_64.iso'/>
<target dev='hdc'/>
<readonly/>
</disk>
<disk type='file' device='disk'>
<source file='/home/darko/go/src/github.com/ultravioletrs/cocosvm/cmd/manager/img/boot.img'/>
<target dev='hda'/>
</disk>
<interface type='network'>
<source network='default'/>
</interface>
<graphics type='vnc' port='-1'/>
</devices>
</domain>
`
func createDomain(libvirtConn *libvirt.Libvirt, poolXML string, volXML string, domXML string) (libvirt.Domain, error) {
pool, err := libvirtConn.StoragePoolCreateXML(poolXML, 0)
if err != nil {
manager/service.go
+29 -1
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@@ -5,10 +5,17 @@ package manager
import (
"errors"
"os"
"github.com/digitalocean/go-libvirt"
)
const (
poolXML = "xml/pool.xml"
volXML = "xml/vol.xml"
domXML = "xml/dom.xml"
)
var (
// ErrMalformedEntity indicates malformed entity specification (e.g.
// invalid username or password).
@@ -17,6 +24,9 @@ var (
// ErrUnauthorizedAccess indicates missing or invalid credentials provided
// when accessing a protected resource.
ErrUnauthorizedAccess = errors.New("missing or invalid credentials provided")
// ErrNotFound indicates a non-existent entity request.
ErrNotFound = errors.New("entity not found")
)
// Service specifies an API that must be fullfiled by the domain service
@@ -42,7 +52,25 @@ func New(secret string, libvirtConn *libvirt.Libvirt) Service {
}
func (ks *managerService) Ping(secret string) (string, error) {
dom, err := createDomain(ks.libvirt, poolXML, volXML, domXML)
bytes, err := os.ReadFile(poolXML)
if err != nil {
return "", ErrNotFound
}
poolStr := string(bytes)
bytes, err = os.ReadFile(volXML)
if err != nil {
return "", ErrNotFound
}
volStr := string(bytes)
bytes, err = os.ReadFile(domXML)
if err != nil {
return "", ErrNotFound
}
domStr := string(bytes)
dom, err := createDomain(ks.libvirt, poolStr, volStr, domStr)
if err != nil {
return "", ErrMalformedEntity
}