66 lines
1.7 KiB
Go
66 lines
1.7 KiB
Go
package base
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import (
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"context"
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"fmt"
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"github.com/hashicorp/nomad/helper/pluginutils/grpcutils"
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"github.com/hashicorp/nomad/plugins/base/proto"
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"github.com/hashicorp/nomad/plugins/shared/hclspec"
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)
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// BasePluginClient implements the client side of a remote base plugin, using
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// gRPC to communicate to the remote plugin.
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type BasePluginClient struct {
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Client proto.BasePluginClient
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// DoneCtx is closed when the plugin exits
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DoneCtx context.Context
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}
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func (b *BasePluginClient) PluginInfo() (*PluginInfoResponse, error) {
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presp, err := b.Client.PluginInfo(b.DoneCtx, &proto.PluginInfoRequest{})
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if err != nil {
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return nil, grpcutils.HandleGrpcErr(err, b.DoneCtx)
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}
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var ptype string
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switch presp.GetType() {
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case proto.PluginType_DRIVER:
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ptype = PluginTypeDriver
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case proto.PluginType_DEVICE:
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ptype = PluginTypeDevice
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default:
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return nil, fmt.Errorf("plugin is of unknown type: %q", presp.GetType().String())
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}
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resp := &PluginInfoResponse{
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Type: ptype,
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PluginApiVersions: presp.GetPluginApiVersions(),
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PluginVersion: presp.GetPluginVersion(),
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Name: presp.GetName(),
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}
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return resp, nil
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}
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func (b *BasePluginClient) ConfigSchema() (*hclspec.Spec, error) {
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presp, err := b.Client.ConfigSchema(b.DoneCtx, &proto.ConfigSchemaRequest{})
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if err != nil {
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return nil, grpcutils.HandleGrpcErr(err, b.DoneCtx)
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}
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return presp.GetSpec(), nil
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}
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func (b *BasePluginClient) SetConfig(c *Config) error {
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// Send the config
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_, err := b.Client.SetConfig(b.DoneCtx, &proto.SetConfigRequest{
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MsgpackConfig: c.PluginConfig,
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NomadConfig: c.AgentConfig.toProto(),
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PluginApiVersion: c.ApiVersion,
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})
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return grpcutils.HandleGrpcErr(err, b.DoneCtx)
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}
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