Plugin loader improvements.

This commit is contained in:
jregan
2020-04-18 07:22:39 -07:00
parent c7b00733c1
commit 1653a70693
13 changed files with 139 additions and 78 deletions

View File

@@ -22,6 +22,7 @@ import (
"sigs.k8s.io/kustomize/api/types"
)
// Loader loads plugins using a file loader (a different loader).
type Loader struct {
pc *types.PluginConfig
rf *resmap.Factory
@@ -107,17 +108,35 @@ func isBuiltinPlugin(res *resource.Resource) bool {
}
func (l *Loader) loadAndConfigurePlugin(
ldr ifc.Loader, v ifc.Validator, res *resource.Resource) (c resmap.Configurable, err error) {
ldr ifc.Loader,
v ifc.Validator,
res *resource.Resource) (c resmap.Configurable, err error) {
if isBuiltinPlugin(res) {
// Instead of looking for and loading a .so file, just
// instantiate the plugin from a generated factory
// function (see "pluginator"). Being able to do this
// is what makes a plugin "builtin".
c, err = l.makeBuiltinPlugin(res.GetGvk())
} else if l.pc.PluginRestrictions == types.PluginRestrictionsNone {
c, err = l.loadPlugin(res.OrgId())
switch l.pc.BpLoadingOptions {
case types.BploLoadFromFileSys:
c, err = l.loadPlugin(res.OrgId())
case types.BploUseStaticallyLinked:
// Instead of looking for and loading a .so file,
// instantiate the plugin from a generated factory
// function (see "pluginator"). Being able to do this
// is what makes a plugin "builtin".
c, err = l.makeBuiltinPlugin(res.GetGvk())
default:
err = fmt.Errorf(
"unknown plugin loader behavior specified: %v",
l.pc.BpLoadingOptions)
}
} else {
err = types.NewErrOnlyBuiltinPluginsAllowed(res.OrgId().Kind)
switch l.pc.PluginRestrictions {
case types.PluginRestrictionsNone:
c, err = l.loadPlugin(res.OrgId())
case types.PluginRestrictionsBuiltinsOnly:
err = types.NewErrOnlyBuiltinPluginsAllowed(res.OrgId().Kind)
default:
err = fmt.Errorf(
"unknown plugin restriction specified: %v",
l.pc.PluginRestrictions)
}
}
if err != nil {
return nil, err