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An atproto PDS written in Go
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import ( "bytes" "context" "crypto/ecdsa" "embed" "errors" "fmt" "io" "log/slog" "net/http" "net/smtp" "os" "path/filepath" "sync" "text/template" "time"
"github.com/aws/aws-sdk-go/aws" "github.com/aws/aws-sdk-go/aws/credentials" "github.com/aws/aws-sdk-go/aws/session" "github.com/aws/aws-sdk-go/service/s3" "github.com/bluesky-social/indigo/api/atproto" "github.com/bluesky-social/indigo/atproto/syntax" "github.com/bluesky-social/indigo/events" "github.com/bluesky-social/indigo/util" "github.com/bluesky-social/indigo/xrpc" "github.com/domodwyer/mailyak/v3" "github.com/go-playground/validator" "github.com/gorilla/sessions" "github.com/haileyok/cocoon/identity" "github.com/haileyok/cocoon/internal/db" "github.com/haileyok/cocoon/internal/helpers" "github.com/haileyok/cocoon/models" "github.com/haileyok/cocoon/oauth/client" "github.com/haileyok/cocoon/oauth/constants" "github.com/haileyok/cocoon/oauth/dpop" "github.com/haileyok/cocoon/oauth/provider" "github.com/haileyok/cocoon/plc" "github.com/ipfs/go-cid" "github.com/labstack/echo-contrib/echoprometheus" echo_session "github.com/labstack/echo-contrib/session" "github.com/labstack/echo/v4" "github.com/labstack/echo/v4/middleware" slogecho "github.com/samber/slog-echo" "gorm.io/driver/postgres" "gorm.io/driver/sqlite" "gorm.io/gorm")
const ( AccountSessionMaxAge = 30 * 24 * time.Hour // one week)
type S3Config struct { BackupsEnabled bool BlobstoreEnabled bool Endpoint string Region string Bucket string AccessKey string SecretKey string CDNUrl string}
type Server struct { http *http.Client httpd *http.Server mail *mailyak.MailYak mailLk *sync.Mutex echo *echo.Echo db *db.DB plcClient *plc.Client logger *slog.Logger config *config privateKey *ecdsa.PrivateKey repoman *RepoMan oauthProvider *provider.Provider evtman *events.EventManager passport *identity.Passport fallbackProxy string
lastRequestCrawl time.Time requestCrawlMu sync.Mutex
dbName string dbType string s3Config *S3Config}
type Args struct { Logger *slog.Logger
Addr string DbName string DbType string DatabaseURL string Version string Did string Hostname string RotationKeyPath string JwkPath string ContactEmail string Relays []string AdminPassword string RequireInvite bool
SmtpUser string SmtpPass string SmtpHost string SmtpPort string SmtpEmail string SmtpName string
S3Config *S3Config
SessionSecret string
BlockstoreVariant BlockstoreVariant FallbackProxy string}
type config struct { Version string Did string Hostname string ContactEmail string EnforcePeering bool Relays []string AdminPassword string RequireInvite bool SmtpEmail string SmtpName string BlockstoreVariant BlockstoreVariant FallbackProxy string}
type CustomValidator struct { validator *validator.Validate}
type ValidationError struct { error Field string Tag string}
func (cv *CustomValidator) Validate(i any) error { if err := cv.validator.Struct(i); err != nil { var validateErrors validator.ValidationErrors if errors.As(err, &validateErrors) && len(validateErrors) > 0 { first := validateErrors[0] return ValidationError{ error: err, Field: first.Field(), Tag: first.Tag(), } }
return err }
return nil}
//go:embed templates/*var templateFS embed.FS
//go:embed static/*var staticFS embed.FS
type TemplateRenderer struct { templates *template.Template isDev bool templatePath string}
func (s *Server) loadTemplates() { absPath, _ := filepath.Abs("server/templates/*.html") if s.config.Version == "dev" { tmpl := template.Must(template.ParseGlob(absPath)) s.echo.Renderer = &TemplateRenderer{ templates: tmpl, isDev: true, templatePath: absPath, } } else { tmpl := template.Must(template.ParseFS(templateFS, "templates/*.html")) s.echo.Renderer = &TemplateRenderer{ templates: tmpl, isDev: false, } }}
func (t *TemplateRenderer) Render(w io.Writer, name string, data any, c echo.Context) error { if t.isDev { tmpl, err := template.ParseGlob(t.templatePath) if err != nil { return err } t.templates = tmpl }
if viewContext, isMap := data.(map[string]any); isMap { viewContext["reverse"] = c.Echo().Reverse }
return t.templates.ExecuteTemplate(w, name, data)}
func New(args *Args) (*Server, error) { if args.Logger == nil { args.Logger = slog.Default() }
logger := args.Logger.With("name", "New")
if args.Addr == "" { return nil, fmt.Errorf("addr must be set") }
if args.DbName == "" { return nil, fmt.Errorf("db name must be set") }
if args.Did == "" { return nil, fmt.Errorf("cocoon did must be set") }
if args.ContactEmail == "" { return nil, fmt.Errorf("cocoon contact email is required") }
if _, err := syntax.ParseDID(args.Did); err != nil { return nil, fmt.Errorf("error parsing cocoon did: %w", err) }
if args.Hostname == "" { return nil, fmt.Errorf("cocoon hostname must be set") }
if args.AdminPassword == "" { return nil, fmt.Errorf("admin password must be set") }
if args.SessionSecret == "" { panic("SESSION SECRET WAS NOT SET. THIS IS REQUIRED. ") }
e := echo.New()
e.Pre(middleware.RemoveTrailingSlash()) e.Pre(slogecho.New(args.Logger.With("component", "slogecho"))) e.Use(echo_session.Middleware(sessions.NewCookieStore([]byte(args.SessionSecret)))) e.Use(echoprometheus.NewMiddleware("cocoon")) e.Use(middleware.CORSWithConfig(middleware.CORSConfig{ AllowOrigins: []string{"*"}, AllowHeaders: []string{"*"}, AllowMethods: []string{"*"}, AllowCredentials: true, MaxAge: 100_000_000, }))
vdtor := validator.New() vdtor.RegisterValidation("atproto-handle", func(fl validator.FieldLevel) bool { if _, err := syntax.ParseHandle(fl.Field().String()); err != nil { return false } return true }) vdtor.RegisterValidation("atproto-did", func(fl validator.FieldLevel) bool { if _, err := syntax.ParseDID(fl.Field().String()); err != nil { return false } return true }) vdtor.RegisterValidation("atproto-rkey", func(fl validator.FieldLevel) bool { if _, err := syntax.ParseRecordKey(fl.Field().String()); err != nil { return false } return true }) vdtor.RegisterValidation("atproto-nsid", func(fl validator.FieldLevel) bool { if _, err := syntax.ParseNSID(fl.Field().String()); err != nil { return false } return true })
e.Validator = &CustomValidator{validator: vdtor}
httpd := &http.Server{ Addr: args.Addr, Handler: e, // shitty defaults but okay for now, needed for import repo ReadTimeout: 5 * time.Minute, WriteTimeout: 5 * time.Minute, IdleTimeout: 5 * time.Minute, }
dbType := args.DbType if dbType == "" { dbType = "sqlite" }
var gdb *gorm.DB var err error switch dbType { case "postgres": if args.DatabaseURL == "" { return nil, fmt.Errorf("database-url must be set when using postgres") } gdb, err = gorm.Open(postgres.Open(args.DatabaseURL), &gorm.Config{}) if err != nil { return nil, fmt.Errorf("failed to connect to postgres: %w", err) } logger.Info("connected to PostgreSQL database") default: gdb, err = gorm.Open(sqlite.Open(args.DbName), &gorm.Config{}) if err != nil { return nil, fmt.Errorf("failed to open sqlite database: %w", err) } logger.Info("connected to SQLite database", "path", args.DbName) } dbw := db.NewDB(gdb)
rkbytes, err := os.ReadFile(args.RotationKeyPath) if err != nil { return nil, err }
h := util.RobustHTTPClient()
plcClient, err := plc.NewClient(&plc.ClientArgs{ H: h, Service: "https://plc.directory", PdsHostname: args.Hostname, RotationKey: rkbytes, }) if err != nil { return nil, err }
jwkbytes, err := os.ReadFile(args.JwkPath) if err != nil { return nil, err }
key, err := helpers.ParseJWKFromBytes(jwkbytes) if err != nil { return nil, err }
var pkey ecdsa.PrivateKey if err := key.Raw(&pkey); err != nil { return nil, err }
oauthCli := &http.Client{ Timeout: 10 * time.Second, }
var nonceSecret []byte maybeSecret, err := os.ReadFile("nonce.secret") if err != nil && !os.IsNotExist(err) { logger.Error("error attempting to read nonce secret", "error", err) } else { nonceSecret = maybeSecret }
s := &Server{ http: h, httpd: httpd, echo: e, logger: args.Logger, db: dbw, plcClient: plcClient, privateKey: &pkey, config: &config{ Version: args.Version, Did: args.Did, Hostname: args.Hostname, ContactEmail: args.ContactEmail, EnforcePeering: false, Relays: args.Relays, AdminPassword: args.AdminPassword, RequireInvite: args.RequireInvite, SmtpName: args.SmtpName, SmtpEmail: args.SmtpEmail, BlockstoreVariant: args.BlockstoreVariant, FallbackProxy: args.FallbackProxy, }, evtman: events.NewEventManager(events.NewMemPersister()), passport: identity.NewPassport(h, identity.NewMemCache(10_000)),
dbName: args.DbName, dbType: dbType, s3Config: args.S3Config,
oauthProvider: provider.NewProvider(provider.Args{ Hostname: args.Hostname, ClientManagerArgs: client.ManagerArgs{ Cli: oauthCli, Logger: args.Logger.With("component", "oauth-client-manager"), }, DpopManagerArgs: dpop.ManagerArgs{ NonceSecret: nonceSecret, NonceRotationInterval: constants.NonceMaxRotationInterval / 3, OnNonceSecretCreated: func(newNonce []byte) { if err := os.WriteFile("nonce.secret", newNonce, 0644); err != nil { logger.Error("error writing new nonce secret", "error", err) } }, Logger: args.Logger.With("component", "dpop-manager"), Hostname: args.Hostname, }, }), }
s.loadTemplates()
s.repoman = NewRepoMan(s) // TODO: this is way too lazy, stop it
// TODO: should validate these args if args.SmtpUser == "" || args.SmtpPass == "" || args.SmtpHost == "" || args.SmtpPort == "" || args.SmtpEmail == "" || args.SmtpName == "" { args.Logger.Warn("not enough smtp args were provided. mailing will not work for your server.") } else { mail := mailyak.New(args.SmtpHost+":"+args.SmtpPort, smtp.PlainAuth("", args.SmtpUser, args.SmtpPass, args.SmtpHost)) mail.From(s.config.SmtpEmail) mail.FromName(s.config.SmtpName)
s.mail = mail s.mailLk = &sync.Mutex{} }
return s, nil}
func (s *Server) addRoutes() { // static if s.config.Version == "dev" { s.echo.Static("/static", "server/static") } else { s.echo.GET("/static/*", echo.WrapHandler(http.FileServer(http.FS(staticFS)))) }
// random stuff s.echo.GET("/", s.handleRoot) s.echo.GET("/xrpc/_health", s.handleHealth) s.echo.GET("/.well-known/did.json", s.handleWellKnown) s.echo.GET("/.well-known/atproto-did", s.handleAtprotoDid) s.echo.GET("/.well-known/oauth-protected-resource", s.handleOauthProtectedResource) s.echo.GET("/.well-known/oauth-authorization-server", s.handleOauthAuthorizationServer) s.echo.GET("/robots.txt", s.handleRobots)
// public s.echo.GET("/xrpc/com.atproto.identity.resolveHandle", s.handleResolveHandle) s.echo.POST("/xrpc/com.atproto.server.createAccount", s.handleCreateAccount) s.echo.POST("/xrpc/com.atproto.server.createSession", s.handleCreateSession) s.echo.GET("/xrpc/com.atproto.server.describeServer", s.handleDescribeServer) s.echo.POST("/xrpc/com.atproto.server.reserveSigningKey", s.handleServerReserveSigningKey)
s.echo.GET("/xrpc/com.atproto.repo.describeRepo", s.handleDescribeRepo) s.echo.GET("/xrpc/com.atproto.sync.listRepos", s.handleListRepos) s.echo.GET("/xrpc/com.atproto.repo.listRecords", s.handleListRecords) s.echo.GET("/xrpc/com.atproto.repo.getRecord", s.handleRepoGetRecord) s.echo.GET("/xrpc/com.atproto.sync.getRecord", s.handleSyncGetRecord) s.echo.GET("/xrpc/com.atproto.sync.getBlocks", s.handleGetBlocks) s.echo.GET("/xrpc/com.atproto.sync.getLatestCommit", s.handleSyncGetLatestCommit) s.echo.GET("/xrpc/com.atproto.sync.getRepoStatus", s.handleSyncGetRepoStatus) s.echo.GET("/xrpc/com.atproto.sync.getRepo", s.handleSyncGetRepo) s.echo.GET("/xrpc/com.atproto.sync.subscribeRepos", s.handleSyncSubscribeRepos) s.echo.GET("/xrpc/com.atproto.sync.listBlobs", s.handleSyncListBlobs) s.echo.GET("/xrpc/com.atproto.sync.getBlob", s.handleSyncGetBlob)
// labels s.echo.GET("/xrpc/com.atproto.label.queryLabels", s.handleLabelQueryLabels)
// account s.echo.GET("/account", s.handleAccount) s.echo.POST("/account/revoke", s.handleAccountRevoke) s.echo.GET("/account/signin", s.handleAccountSigninGet) s.echo.POST("/account/signin", s.handleAccountSigninPost) s.echo.GET("/account/signout", s.handleAccountSignout)
// oauth account s.echo.GET("/oauth/jwks", s.handleOauthJwks) s.echo.GET("/oauth/authorize", s.handleOauthAuthorizeGet) s.echo.POST("/oauth/authorize", s.handleOauthAuthorizePost)
// oauth authorization s.echo.POST("/oauth/par", s.handleOauthPar, s.oauthProvider.BaseMiddleware) s.echo.POST("/oauth/token", s.handleOauthToken, s.oauthProvider.BaseMiddleware)
// authed s.echo.GET("/xrpc/com.atproto.server.getSession", s.handleGetSession, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.refreshSession", s.handleRefreshSession, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.deleteSession", s.handleDeleteSession, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.GET("/xrpc/com.atproto.identity.getRecommendedDidCredentials", s.handleGetRecommendedDidCredentials, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.identity.updateHandle", s.handleIdentityUpdateHandle, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.identity.requestPlcOperationSignature", s.handleIdentityRequestPlcOperationSignature, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.identity.signPlcOperation", s.handleSignPlcOperation, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.identity.submitPlcOperation", s.handleSubmitPlcOperation, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.confirmEmail", s.handleServerConfirmEmail, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.requestEmailConfirmation", s.handleServerRequestEmailConfirmation, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.requestPasswordReset", s.handleServerRequestPasswordReset) // AUTH NOT REQUIRED FOR THIS ONE s.echo.POST("/xrpc/com.atproto.server.requestEmailUpdate", s.handleServerRequestEmailUpdate, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.resetPassword", s.handleServerResetPassword, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.updateEmail", s.handleServerUpdateEmail, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.GET("/xrpc/com.atproto.server.getServiceAuth", s.handleServerGetServiceAuth, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.GET("/xrpc/com.atproto.server.checkAccountStatus", s.handleServerCheckAccountStatus, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.deactivateAccount", s.handleServerDeactivateAccount, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.activateAccount", s.handleServerActivateAccount, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.requestAccountDelete", s.handleServerRequestAccountDelete, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.server.deleteAccount", s.handleServerDeleteAccount)
// repo s.echo.GET("/xrpc/com.atproto.repo.listMissingBlobs", s.handleListMissingBlobs, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.repo.createRecord", s.handleCreateRecord, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.repo.putRecord", s.handlePutRecord, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.repo.deleteRecord", s.handleDeleteRecord, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.repo.applyWrites", s.handleApplyWrites, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.repo.uploadBlob", s.handleRepoUploadBlob, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/com.atproto.repo.importRepo", s.handleRepoImportRepo, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware)
// stupid silly endpoints s.echo.GET("/xrpc/app.bsky.actor.getPreferences", s.handleActorGetPreferences, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/app.bsky.actor.putPreferences", s.handleActorPutPreferences, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.GET("/xrpc/app.bsky.feed.getFeed", s.handleProxyBskyFeedGetFeed, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware)
// admin routes s.echo.POST("/xrpc/com.atproto.server.createInviteCode", s.handleCreateInviteCode, s.handleAdminMiddleware) s.echo.POST("/xrpc/com.atproto.server.createInviteCodes", s.handleCreateInviteCodes, s.handleAdminMiddleware)
// are there any routes that we should be allowing without auth? i dont think so but idk s.echo.GET("/xrpc/*", s.handleProxy, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware) s.echo.POST("/xrpc/*", s.handleProxy, s.handleLegacySessionMiddleware, s.handleOauthSessionMiddleware)}
func (s *Server) Serve(ctx context.Context) error { logger := s.logger.With("name", "Serve")
s.addRoutes()
logger.Info("migrating...")
s.db.AutoMigrate( &models.Actor{}, &models.Repo{}, &models.InviteCode{}, &models.Token{}, &models.RefreshToken{}, &models.Block{}, &models.Record{}, &models.Blob{}, &models.BlobPart{}, &models.ReservedKey{}, &provider.OauthToken{}, &provider.OauthAuthorizationRequest{}, )
logger.Info("starting cocoon")
go func() { if err := s.httpd.ListenAndServe(); err != nil { panic(err) } }()
go s.backupRoutine()
go func() { if err := s.requestCrawl(ctx); err != nil { logger.Error("error requesting crawls", "err", err) } }()
<-ctx.Done()
fmt.Println("shut down")
return nil}
func (s *Server) requestCrawl(ctx context.Context) error { logger := s.logger.With("component", "request-crawl") s.requestCrawlMu.Lock() defer s.requestCrawlMu.Unlock()
logger.Info("requesting crawl with configured relays")
if time.Since(s.lastRequestCrawl) <= 1*time.Minute { return fmt.Errorf("a crawl request has already been made within the last minute") }
for _, relay := range s.config.Relays { logger := logger.With("relay", relay) logger.Info("requesting crawl from relay") cli := xrpc.Client{Host: relay} if err := atproto.SyncRequestCrawl(ctx, &cli, &atproto.SyncRequestCrawl_Input{ Hostname: s.config.Hostname, }); err != nil { logger.Error("error requesting crawl", "err", err) } else { logger.Info("crawl requested successfully") } }
s.lastRequestCrawl = time.Now()
return nil}
func (s *Server) doBackup() { logger := s.logger.With("name", "doBackup")
if s.dbType == "postgres" { logger.Info("skipping S3 backup - PostgreSQL backups should be handled externally (pg_dump, managed database backups, etc.)") return }
start := time.Now()
logger.Info("beginning backup to s3...")
var buf bytes.Buffer if err := func() error { logger.Info("reading database bytes...") s.db.Lock() defer s.db.Unlock()
sf, err := os.Open(s.dbName) if err != nil { return fmt.Errorf("error opening database for backup: %w", err) } defer sf.Close()
if _, err := io.Copy(&buf, sf); err != nil { return fmt.Errorf("error reading bytes of backup db: %w", err) }
return nil }(); err != nil { logger.Error("error backing up database", "error", err) return }
if err := func() error { logger.Info("sending to s3...")
currTime := time.Now().Format("2006-01-02_15-04-05") key := "cocoon-backup-" + currTime + ".db"
config := &aws.Config{ Region: aws.String(s.s3Config.Region), Credentials: credentials.NewStaticCredentials(s.s3Config.AccessKey, s.s3Config.SecretKey, ""), }
if s.s3Config.Endpoint != "" { config.Endpoint = aws.String(s.s3Config.Endpoint) config.S3ForcePathStyle = aws.Bool(true) }
sess, err := session.NewSession(config) if err != nil { return err }
svc := s3.New(sess)
if _, err := svc.PutObject(&s3.PutObjectInput{ Bucket: aws.String(s.s3Config.Bucket), Key: aws.String(key), Body: bytes.NewReader(buf.Bytes()), }); err != nil { return fmt.Errorf("error uploading file to s3: %w", err) }
logger.Info("finished uploading backup to s3", "key", key, "duration", time.Now().Sub(start).Seconds())
return nil }(); err != nil { logger.Error("error uploading database backup", "error", err) return }
os.WriteFile("last-backup.txt", []byte(time.Now().String()), 0644)}
func (s *Server) backupRoutine() { logger := s.logger.With("name", "backupRoutine")
if s.s3Config == nil || !s.s3Config.BackupsEnabled { return }
if s.s3Config.Region == "" { logger.Warn("no s3 region configured but backups are enabled. backups will not run.") return }
if s.s3Config.Bucket == "" { logger.Warn("no s3 bucket configured but backups are enabled. backups will not run.") return }
if s.s3Config.AccessKey == "" { logger.Warn("no s3 access key configured but backups are enabled. backups will not run.") return }
if s.s3Config.SecretKey == "" { logger.Warn("no s3 secret key configured but backups are enabled. backups will not run.") return }
shouldBackupNow := false lastBackupStr, err := os.ReadFile("last-backup.txt") if err != nil { shouldBackupNow = true } else { lastBackup, err := time.Parse("2006-01-02 15:04:05.999999999 -0700 MST", string(lastBackupStr)) if err != nil { shouldBackupNow = true } else if time.Now().Sub(lastBackup).Seconds() > 3600 { shouldBackupNow = true } }
if shouldBackupNow { go s.doBackup() }
ticker := time.NewTicker(time.Hour) for range ticker.C { go s.doBackup() }}
func (s *Server) UpdateRepo(ctx context.Context, did string, root cid.Cid, rev string) error { if err := s.db.Exec(ctx, "UPDATE repos SET root = ?, rev = ? WHERE did = ?", nil, root.Bytes(), rev, did).Error; err != nil { return err }
return nil}