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https://github.com/grafana/grafana.git
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b3e9087557
Move QueryData method into backend plugin manager which HandleRequest uses to query data from plugin SDK supported data sources. This allowed us to remove a lot of code no longer needed. Ref #21510 Co-authored-by: Will Browne <wbrowne@users.noreply.github.com>
53 lines
1.5 KiB
Go
53 lines
1.5 KiB
Go
package plugins
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import (
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"context"
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"encoding/json"
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"path/filepath"
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"github.com/grafana/grafana/pkg/infra/log"
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"github.com/grafana/grafana/pkg/plugins/backendplugin"
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"github.com/grafana/grafana/pkg/plugins/backendplugin/grpcplugin"
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"github.com/grafana/grafana/pkg/plugins/backendplugin/pluginextensionv2"
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"github.com/grafana/grafana/pkg/util/errutil"
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)
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type RendererPlugin struct {
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FrontendPluginBase
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Executable string `json:"executable,omitempty"`
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GrpcPluginV2 pluginextensionv2.RendererPlugin
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backendPluginManager backendplugin.Manager
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}
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func (r *RendererPlugin) Load(decoder *json.Decoder, base *PluginBase,
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backendPluginManager backendplugin.Manager) (interface{}, error) {
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if err := decoder.Decode(r); err != nil {
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return nil, err
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}
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r.backendPluginManager = backendPluginManager
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cmd := ComposePluginStartCommand("plugin_start")
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fullpath := filepath.Join(base.PluginDir, cmd)
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factory := grpcplugin.NewRendererPlugin(r.Id, fullpath, r.onPluginStart)
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if err := backendPluginManager.Register(r.Id, factory); err != nil {
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return nil, errutil.Wrapf(err, "failed to register backend plugin")
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}
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return r, nil
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}
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func (r *RendererPlugin) Start(ctx context.Context) error {
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if err := r.backendPluginManager.StartPlugin(ctx, r.Id); err != nil {
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return errutil.Wrapf(err, "Failed to start renderer plugin")
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}
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return nil
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}
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func (r *RendererPlugin) onPluginStart(pluginID string, renderer pluginextensionv2.RendererPlugin, logger log.Logger) error {
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r.GrpcPluginV2 = renderer
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return nil
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}
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