72da44db0e
* first pass * change validation signature * err tracking * fix * undo golden * 1 more * fix * adjust doc * add test helper * fix linter
69 lines
2.0 KiB
Go
69 lines
2.0 KiB
Go
package loader
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import (
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"context"
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"github.com/grafana/grafana/pkg/plugins"
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"github.com/grafana/grafana/pkg/plugins/log"
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"github.com/grafana/grafana/pkg/plugins/manager/pipeline/bootstrap"
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"github.com/grafana/grafana/pkg/plugins/manager/pipeline/discovery"
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"github.com/grafana/grafana/pkg/plugins/manager/pipeline/initialization"
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"github.com/grafana/grafana/pkg/plugins/manager/pipeline/termination"
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"github.com/grafana/grafana/pkg/plugins/manager/pipeline/validation"
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)
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type Loader struct {
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discovery discovery.Discoverer
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bootstrap bootstrap.Bootstrapper
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initializer initialization.Initializer
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termination termination.Terminator
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validation validation.Validator
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log log.Logger
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}
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func ProvideService(discovery discovery.Discoverer, bootstrap bootstrap.Bootstrapper, validation validation.Validator,
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initializer initialization.Initializer, termination termination.Terminator) *Loader {
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return New(discovery, bootstrap, validation, initializer, termination)
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}
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func New(
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discovery discovery.Discoverer, bootstrap bootstrap.Bootstrapper, validation validation.Validator,
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initializer initialization.Initializer, termination termination.Terminator) *Loader {
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return &Loader{
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discovery: discovery,
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bootstrap: bootstrap,
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validation: validation,
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initializer: initializer,
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termination: termination,
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log: log.New("plugin.loader"),
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}
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}
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func (l *Loader) Load(ctx context.Context, src plugins.PluginSource) ([]*plugins.Plugin, error) {
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discoveredPlugins, err := l.discovery.Discover(ctx, src)
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if err != nil {
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return nil, err
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}
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bootstrappedPlugins, err := l.bootstrap.Bootstrap(ctx, src, discoveredPlugins)
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if err != nil {
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return nil, err
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}
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verifiedPlugins, err := l.validation.Validate(ctx, bootstrappedPlugins)
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if err != nil {
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return nil, err
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}
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initializedPlugins, err := l.initializer.Initialize(ctx, verifiedPlugins)
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if err != nil {
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return nil, err
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}
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return initializedPlugins, nil
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}
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func (l *Loader) Unload(ctx context.Context, pluginID string) error {
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return l.termination.Terminate(ctx, pluginID)
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}
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