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package otbuiltin
import (
"errors"
glib "github.com/sjoerdsimons/ostree-go/pkg/glibobject"
"os"
"path"
"runtime"
"unsafe"
)
// #cgo pkg-config: ostree-1
// #include <stdlib.h>
// #include <glib.h>
// #include <ostree.h>
// #include "builtin.go.h"
import "C"
type Sysroot struct {
*glib.Object
path string
}
func NewSysroot(path string) *Sysroot {
cpath := C.CString(path)
defer C.free(unsafe.Pointer(cpath))
cgfile := C.g_file_new_for_path(cpath)
defer C.g_object_unref(C.gpointer(cgfile))
s := C.ostree_sysroot_new(cgfile)
g := glib.ToGObject(unsafe.Pointer(s))
obj := &glib.Object{g}
sysroot := &Sysroot{obj, path}
runtime.SetFinalizer(sysroot, (*Sysroot).Unref)
return sysroot
}
func (s *Sysroot) native() *C.OstreeSysroot {
if s == nil || s.GObject == nil {
return nil
}
return (*C.OstreeSysroot)(unsafe.Pointer(s.GObject))
}
func (s Sysroot) Path() string {
return s.path
}
func (s Sysroot) InitializeFS() error {
toplevels := []struct {
name string
perm os.FileMode
}{
{"boot", 0777},
{"dev", 0777},
{"home", 0777},
{"proc", 0777},
{"run", 0777},
{"sys", 0777},
{"tmp", 01777},
{"root", 0700},
}
if _, err := os.Stat(path.Join(s.path, "ostree")); err == nil {
return errors.New("Filesystem already initialized for ostree")
}
for _, t := range toplevels {
p := path.Join(s.path, t.name)
err := os.Mkdir(p, t.perm)
if err != nil && !os.IsExist(err) {
return err
}
}
return s.EnsureInitialized(nil)
}
func (s *Sysroot) EnsureInitialized(cancellable *glib.GCancellable) error {
var cerr *C.GError = nil
r := C.ostree_sysroot_ensure_initialized(s.native(), cCancellable(cancellable), &cerr)
if !gobool(r) {
return generateError(cerr)
}
return nil
}
func (s *Sysroot) InitOsname(name string, cancellable *glib.GCancellable) error {
var cerr *C.GError = nil
cname := C.CString(name)
defer C.free(unsafe.Pointer(cname))
r := C.ostree_sysroot_init_osname(s.native(), cname, cCancellable(cancellable), &cerr)
if !gobool(r) {
return generateError(cerr)
}
return nil
}
func (s *Sysroot) Load(cancellable *glib.GCancellable) error {
var cerr *C.GError = nil
r := C.ostree_sysroot_load(s.native(), cCancellable(cancellable), &cerr)
if !gobool(r) {
return generateError(cerr)
}
return nil
}
func (s *Sysroot) Repo(cancellable *glib.GCancellable) (*Repo, error) {
var repo *C.OstreeRepo
var cerr *C.GError = nil
r := C.ostree_sysroot_get_repo(s.native(), &repo, cCancellable(cancellable), &cerr)
if !gobool(r) {
return nil, generateError(cerr)
}
return wrapRepo(repo), nil
}
func (s *Sysroot) OriginNewFromRefspec(refspec string) *glib.GKeyFile {
crefspec := C.CString(refspec)
defer C.free(unsafe.Pointer(crefspec))
kf := C.ostree_sysroot_origin_new_from_refspec(s.native(), crefspec)
return glib.WrapGKeyFile(uintptr(unsafe.Pointer(kf)))
}
func (s *Sysroot) PrepareCleanup(cancellable *glib.GCancellable) error {
var cerr *C.GError = nil
r := C.ostree_sysroot_prepare_cleanup(s.native(), cCancellable(cancellable), &cerr)
if !gobool(r) {
return generateError(cerr)
}
return nil
}
func (s *Sysroot) DeployTree(osname, revision string, origin *glib.GKeyFile, providedMergeDeployment *Deployment, overrideKernelArgv []string, cancellable *glib.GCancellable) (*Deployment, error) {
var cerr *C.GError = nil
var cdeployment *C.OstreeDeployment = nil
cosname := C.CString(osname)
defer C.free(unsafe.Pointer(cosname))
crevision := C.CString(revision)
defer C.free(unsafe.Pointer(crevision))
coverrideKernelArgv := make([]*C.char, len(overrideKernelArgv)+1)
for i, s := range overrideKernelArgv {
coverrideKernelArgv[i] = C.CString(s)
}
coverrideKernelArgv[len(overrideKernelArgv)] = nil
r := C.ostree_sysroot_deploy_tree(s.native(), cosname, crevision,
(*C.struct__GKeyFile)(unsafe.Pointer(origin.Native())),
providedMergeDeployment.native(),
(**C.char)(unsafe.Pointer(&coverrideKernelArgv[0])),
&cdeployment,
cCancellable(cancellable), &cerr)
for i, s := range coverrideKernelArgv {
coverrideKernelArgv[i] = nil
C.free(unsafe.Pointer(s))
}
if !gobool(r) {
return nil, generateError(cerr)
}
return wrapDeployment(cdeployment), nil
}
type SysrootSimpleWriteDeploymentFlags int
const (
OSTREE_SYSROOT_SIMPLE_WRITE_DEPLOYMENT_FLAGS_NONE SysrootSimpleWriteDeploymentFlags = 1 << iota
OSTREE_SYSROOT_SIMPLE_WRITE_DEPLOYMENT_FLAGS_RETAIN SysrootSimpleWriteDeploymentFlags = 1 << iota
OSTREE_SYSROOT_SIMPLE_WRITE_DEPLOYMENT_FLAGS_NOT_DEFAULT SysrootSimpleWriteDeploymentFlags = 1 << iota
OSTREE_SYSROOT_SIMPLE_WRITE_DEPLOYMENT_FLAGS_NO_CLEAN SysrootSimpleWriteDeploymentFlags = 1 << iota
)
func (s *Sysroot) SimpleWriteDeployment(osname string, newDeployment,
mergeDeployment *Deployment, flags SysrootSimpleWriteDeploymentFlags, cancellable *glib.GCancellable) error {
var cerr *C.GError = nil
cosname := C.CString(osname)
defer C.free(unsafe.Pointer(cosname))
r := C.ostree_sysroot_simple_write_deployment(s.native(),
cosname,
newDeployment.native(),
mergeDeployment.native(),
(C.OstreeSysrootSimpleWriteDeploymentFlags)(flags),
cCancellable(cancellable), &cerr)
if !gobool(r) {
return generateError(cerr)
}
return nil
}
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