50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
// Copyright (C) 2018 Storj Labs, Inc.
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// See LICENSE for copying information.
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package statdb
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import (
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"context"
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"go.uber.org/zap"
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"storj.io/storj/pkg/provider"
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pb "storj.io/storj/pkg/statdb/proto"
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)
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//CtxKey Used as statdb key
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type CtxKey int
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const (
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ctxKeyStats CtxKey = iota
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)
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// Config is a configuration struct that is everything you need to start a
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// StatDB responsibility
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type Config struct {
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DatabaseURL string `help:"the database connection string to use" default:"$CONFDIR/stats.db"`
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DatabaseDriver string `help:"the database driver to use" default:"sqlite3"`
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APIKey string `help:"the statdb api key to use" default:"abc123"`
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}
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// Run implements the provider.Responsibility interface
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func (c Config) Run(ctx context.Context, server *provider.Provider) error {
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ns, err := NewServer(c.DatabaseDriver, c.DatabaseURL, c.APIKey, zap.L())
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if err != nil {
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return err
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}
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pb.RegisterStatDBServer(server.GRPC(), ns)
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return server.Run(context.WithValue(ctx, ctxKeyStats, ns))
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}
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// LoadFromContext loads an existing StatDB from the Provider context
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// stack if one exists.
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func LoadFromContext(ctx context.Context) *Server {
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if v, ok := ctx.Value(ctxKeyStats).(*Server); ok {
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return v
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}
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return nil
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}
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