isle/go/daemon/garage_client_params.go

package daemon

import (
	"context"
	"errors"
	"fmt"
	"isle/bootstrap"
	"isle/garage"
	"isle/secrets"
)

// GarageClientParams contains all the data needed to instantiate garage
// clients.
type GarageClientParams struct {
	Peer                         garage.RemotePeer
	GlobalBucketS3APICredentials garage.S3APICredentials

	// RPCSecret may be empty, if the secret is not available on the host.
	RPCSecret string
}

func (d *daemon) getGarageClientParams(
	ctx context.Context, currBootstrap bootstrap.Bootstrap,
) (
	GarageClientParams, error,
) {
	creds, err := getGarageS3APIGlobalBucketCredentials(ctx, d.secretsStore)
	if err != nil {
		return GarageClientParams{}, fmt.Errorf("getting garage global bucket creds: %w", err)
	}

	rpcSecret, err := getGarageRPCSecret(ctx, d.secretsStore)
	if err != nil && !errors.Is(err, secrets.ErrNotFound) {
		return GarageClientParams{}, fmt.Errorf("getting garage rpc secret: %w", err)
	}

	return GarageClientParams{
		Peer:                         currBootstrap.ChooseGaragePeer(),
		GlobalBucketS3APICredentials: creds,
		RPCSecret:                    rpcSecret,
	}, nil
}

// GlobalBucketS3APIClient returns an S3 client pre-configured with access to
// the global bucket.
func (p GarageClientParams) GlobalBucketS3APIClient() garage.S3APIClient {
	var (
		addr  = p.Peer.S3APIAddr()
		creds = p.GlobalBucketS3APICredentials
	)
	return garage.NewS3APIClient(addr, creds)
}