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handlers.go
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package main
import (
"bytes"
"context"
"encoding/hex"
"encoding/json"
"fmt"
"io"
"net/http"
httpprof "net/http/pprof"
"os"
"path/filepath"
"runtime/pprof"
"sort"
"strconv"
"strings"
"sync"
"time"
drpc "github.com/application-research/estuary/drpc"
esmetrics "github.com/application-research/estuary/metrics"
"github.com/application-research/estuary/util"
"github.com/application-research/estuary/util/gateway"
"github.com/application-research/filclient"
"github.com/filecoin-project/go-address"
datatransfer "github.com/filecoin-project/go-data-transfer"
commcid "github.com/filecoin-project/go-fil-commcid"
"github.com/filecoin-project/go-padreader"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/big"
"github.com/filecoin-project/go-state-types/crypto"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/lib/sigs"
"github.com/filecoin-project/specs-actors/v6/actors/builtin/market"
"github.com/google/uuid"
blocks "github.com/ipfs/go-block-format"
"github.com/ipfs/go-blockservice"
"github.com/ipfs/go-cid"
blockstore "github.com/ipfs/go-ipfs-blockstore"
exchange "github.com/ipfs/go-ipfs-exchange-interface"
offline "github.com/ipfs/go-ipfs-exchange-offline"
ipld "github.com/ipfs/go-ipld-format"
logging "github.com/ipfs/go-log/v2"
merkledag "github.com/ipfs/go-merkledag"
uio "github.com/ipfs/go-unixfs/io"
car "github.com/ipld/go-car"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
"github.com/libp2p/go-libp2p-core/peer"
"github.com/multiformats/go-multiaddr"
promhttp "github.com/prometheus/client_golang/prometheus/promhttp"
"golang.org/x/net/websocket"
"golang.org/x/sys/unix"
"golang.org/x/xerrors"
"gorm.io/gorm"
"gorm.io/gorm/clause"
"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/codes"
semconv "go.opentelemetry.io/otel/semconv/v1.7.0"
"go.opentelemetry.io/otel/trace"
echoSwagger "github.com/swaggo/echo-swagger"
_ "github.com/application-research/estuary/docs"
)
// @title Estuary API
// @version 0.0.0
// @description This is the API for the Estuary application.
// @termsOfService http://estuary.tech
// @contact.name API Support
// @contact.url https://docs.estuary.tech/feedback
// @license.name Apache 2.0 Apache-2.0 OR MIT
// @license.url https://github.com/application-research/estuary/blob/master/LICENSE.md
// @host api.estuary.tech
// @BasePath /
// @securityDefinitions.Bearer
// @securityDefinitions.Bearer.type apiKey
// @securityDefinitions.Bearer.in header
// @securityDefinitions.Bearer.name Authorization
func (s *Server) ServeAPI(srv string, logging bool, lsteptok string, cachedir string) error {
e := echo.New()
e.Binder = new(binder)
if logging {
e.Use(middleware.Logger())
}
e.Use(s.tracingMiddleware)
e.HTTPErrorHandler = func(err error, ctx echo.Context) {
var herr *util.HttpError
if xerrors.As(err, &herr) {
res := map[string]string{
"error": herr.Message,
}
if herr.Details != "" {
res["details"] = herr.Details
}
ctx.JSON(herr.Code, res)
return
}
var echoErr *echo.HTTPError
if xerrors.As(err, &echoErr) {
ctx.JSON(echoErr.Code, map[string]interface{}{
"error": echoErr.Message,
})
return
}
log.Errorf("handler error: %s", err)
// TODO: returning all errors out to the user smells potentially bad
_ = ctx.JSON(500, map[string]interface{}{
"error": err.Error(),
})
}
e.GET("/debug/pprof/:prof", serveProfile)
e.GET("/debug/cpuprofile", serveCpuProfile)
phandle := promhttp.Handler()
e.GET("/debug/metrics/prometheus", func(e echo.Context) error {
phandle.ServeHTTP(e.Response().Writer, e.Request())
return nil
})
exporter := esmetrics.Exporter()
e.GET("/debug/metrics/opencensus", func(e echo.Context) error {
exporter.ServeHTTP(e.Response().Writer, e.Request())
return nil
})
e.Use(middleware.CORS())
e.POST("/register", s.handleRegisterUser)
e.POST("/login", s.handleLoginUser)
e.GET("/health", s.handleHealth)
e.GET("/test-error", s.handleTestError)
e.GET("/viewer", withUser(s.handleGetViewer), s.AuthRequired(util.PermLevelUpload))
e.GET("/retrieval-candidates/:cid", s.handleGetRetrievalCandidates)
e.GET("/gw/:path", s.handleGateway)
user := e.Group("/user")
user.Use(s.AuthRequired(util.PermLevelUser))
user.GET("/test-error", s.handleTestError)
user.GET("/api-keys", withUser(s.handleUserGetApiKeys))
user.POST("/api-keys", withUser(s.handleUserCreateApiKey))
user.DELETE("/api-keys/:key", withUser(s.handleUserRevokeApiKey))
user.GET("/export", withUser(s.handleUserExportData))
user.PUT("/password", withUser(s.handleUserChangePassword))
user.PUT("/address", withUser(s.handleUserChangeAddress))
user.GET("/stats", withUser(s.handleGetUserStats))
userMiner := user.Group("/miner")
userMiner.POST("/claim", withUser(s.handleUserClaimMiner))
userMiner.GET("/claim/:miner", withUser(s.handleUserGetClaimMinerMsg))
userMiner.POST("/suspend/:miner", withUser(s.handleSuspendMiner))
userMiner.PUT("/unsuspend/:miner", withUser(s.handleUnsuspendMiner))
userMiner.PUT("/set-info/:miner", withUser(s.handleMinersSetInfo))
contmeta := e.Group("/content")
uploads := contmeta.Group("", s.AuthRequired(util.PermLevelUpload))
uploads.POST("/add", withUser(s.handleAdd))
uploads.POST("/add-ipfs", withUser(s.handleAddIpfs))
uploads.POST("/add-car", withUser(s.handleAddCar))
uploads.POST("/create", withUser(s.handleCreateContent))
content := contmeta.Group("", s.AuthRequired(util.PermLevelUser))
content.GET("/by-cid/:cid", s.handleGetContentByCid)
content.GET("/stats", withUser(s.handleStats))
content.GET("/ensure-replication/:datacid", s.handleEnsureReplication)
content.GET("/status/:id", withUser(s.handleContentStatus))
content.GET("/list", withUser(s.handleListContent))
content.GET("/deals", withUser(s.handleListContentWithDeals))
content.GET("/failures/:content", withUser(s.handleGetContentFailures))
content.GET("/bw-usage/:content", withUser(s.handleGetContentBandwidth))
content.GET("/staging-zones", withUser(s.handleGetStagingZoneForUser))
content.GET("/aggregated/:content", withUser(s.handleGetAggregatedForContent))
content.GET("/all-deals", withUser(s.handleGetAllDealsForUser))
// TODO: the commented out routes here are still fairly useful, but maybe
// need to have some sort of 'super user' permission level in order to use
// them? Can easily cause harm using them
deals := e.Group("/deals")
deals.Use(s.AuthRequired(util.PermLevelUser))
deals.GET("/status/:deal", withUser(s.handleGetDealStatus))
deals.GET("/status-by-proposal/:propcid", withUser(s.handleGetDealStatusByPropCid))
deals.GET("/query/:miner", s.handleQueryAsk)
deals.POST("/make/:miner", withUser(s.handleMakeDeal))
//deals.POST("/transfer/start/:miner/:propcid/:datacid", s.handleTransferStart)
deals.POST("/transfer/status", s.handleTransferStatus)
deals.GET("/transfer/in-progress", s.handleTransferInProgress)
deals.GET("/status/:miner/:propcid", s.handleDealStatus)
deals.POST("/estimate", s.handleEstimateDealCost)
deals.GET("/proposal/:propcid", s.handleGetProposal)
deals.GET("/info/:dealid", s.handleGetDealInfo)
deals.GET("/failures", s.handleStorageFailures)
cols := e.Group("/collections")
cols.Use(s.AuthRequired(util.PermLevelUser))
cols.GET("/list", withUser(s.handleListCollections))
cols.DELETE("/:coluuid", withUser(s.handleDeleteCollection))
cols.POST("/create", withUser(s.handleCreateCollection))
cols.POST("/add-content", withUser(s.handleAddContentsToCollection))
cols.GET("/content/:coluuid", withUser(s.handleGetCollectionContents))
colfs := cols.Group("/fs")
colfs.GET("/list", withUser(s.handleColfsListDir))
colfs.POST("/add", withUser(s.handleColfsAdd))
pinning := e.Group("/pinning")
pinning.Use(openApiMiddleware)
pinning.Use(s.AuthRequired(util.PermLevelUser))
pinning.GET("/pins", withUser(s.handleListPins))
pinning.POST("/pins", withUser(s.handleAddPin))
pinning.GET("/pins/:requestid", withUser(s.handleGetPin))
pinning.POST("/pins/:requestid", withUser(s.handleReplacePin))
pinning.DELETE("/pins/:requestid", withUser(s.handleDeletePin))
// explicitly public, for now
public := e.Group("/public")
public.GET("/stats", s.handlePublicStats)
public.GET("/by-cid/:cid", s.handleGetContentByCid)
public.GET("/deals/failures", s.handleStorageFailures)
public.GET("/info", s.handleGetPublicNodeInfo)
public.GET("/miners", s.handlePublicGetMinerStats)
metrics := public.Group("/metrics")
metrics.GET("/deals-on-chain", s.handleMetricsDealOnChain)
netw := public.Group("/net")
netw.GET("/peers", s.handleNetPeers)
netw.GET("/addrs", s.handleNetAddrs)
miners := public.Group("/miners")
miners.GET("", s.handleAdminGetMiners)
miners.GET("/failures/:miner", s.handleGetMinerFailures)
miners.GET("/deals/:miner", s.handleGetMinerDeals)
miners.GET("/stats/:miner", s.handleGetMinerStats)
miners.GET("/storage/query/:miner", s.handleQueryAsk)
admin := e.Group("/admin")
admin.Use(s.AuthRequired(util.PermLevelAdmin))
admin.GET("/balance", s.handleAdminBalance)
admin.POST("/add-escrow/:amt", s.handleAdminAddEscrow)
admin.GET("/dealstats", s.handleDealStats)
admin.GET("/disk-info", s.handleDiskSpaceCheck)
admin.GET("/stats", s.handleAdminStats)
// miners
admin.POST("/miners/add/:miner", s.handleAdminAddMiner)
admin.POST("/miners/rm/:miner", s.handleAdminRemoveMiner)
admin.POST("/miners/suspend/:miner", withUser(s.handleSuspendMiner))
admin.PUT("/miners/unsuspend/:miner", withUser(s.handleUnsuspendMiner))
admin.PUT("/miners/set-info/:miner", withUser(s.handleMinersSetInfo))
admin.GET("/miners", s.handleAdminGetMiners)
admin.GET("/miners/stats", s.handleAdminGetMinerStats)
admin.GET("/miners/transfers/:miner", s.handleMinerTransferDiagnostics)
admin.GET("/cm/progress", s.handleAdminGetProgress)
admin.GET("/cm/all-deals", s.handleDebugGetAllDeals)
admin.GET("/cm/read/:content", s.handleReadLocalContent)
admin.GET("/cm/staging/all", s.handleAdminGetStagingZones)
admin.GET("/cm/offload/candidates", s.handleGetOffloadingCandidates)
admin.POST("/cm/offload/:content", s.handleOffloadContent)
admin.POST("/cm/offload/collect", s.handleRunOffloadingCollection)
admin.GET("/cm/refresh/:content", s.handleRefreshContent)
admin.POST("/cm/gc", s.handleRunGc)
admin.POST("/cm/move", s.handleMoveContent)
admin.GET("/cm/buckets", s.handleGetBucketDiag)
admin.GET("/cm/health/:id", s.handleContentHealthCheck)
admin.GET("/cm/health-by-cid/:cid", s.handleContentHealthCheckByCid)
admin.POST("/cm/dealmaking", s.handleSetDealMaking)
admin.POST("/cm/break-aggregate/:content", s.handleAdminBreakAggregate)
admin.POST("/cm/transfer/restart/:chanid", s.handleTransferRestart)
admin.POST("/cm/repinall/:shuttle", s.handleShuttleRepinAll)
admnetw := admin.Group("/net")
admnetw.GET("/peers", s.handleNetPeers)
admin.GET("/retrieval/querytest/:content", s.handleRetrievalCheck)
admin.GET("/retrieval/stats", s.handleGetRetrievalInfo)
admin.POST("/invite/:code", withUser(s.handleAdminCreateInvite))
admin.GET("/invites", s.handleAdminGetInvites)
admin.GET("/fixdeals", s.handleFixupDeals)
admin.POST("/loglevel", s.handleLogLevel)
users := admin.Group("/users")
users.GET("", s.handleAdminGetUsers)
shuttle := admin.Group("/shuttle")
shuttle.POST("/init", s.handleShuttleInit)
shuttle.GET("/list", s.handleShuttleList)
autoretrieve := admin.Group("/autoretrieve")
autoretrieve.POST("/init", s.handleAutoretrieveInit)
autoretrieve.GET("/list", s.handleAutoretrieveList)
e.POST("/autoretrieve/heartbeat", s.handleAutoretrieveHeartbeat)
e.GET("/shuttle/conn", s.handleShuttleConnection)
e.POST("/shuttle/content/create", s.handleShuttleCreateContent, s.withShuttleAuth())
if os.Getenv("ENABLE_SWAGGER_ENDPOINT") == "true" {
e.GET("/swagger/*", echoSwagger.WrapHandler)
}
return e.Start(srv)
}
type binder struct{}
func (b binder) Bind(i interface{}, c echo.Context) error {
defer c.Request().Body.Close()
return json.NewDecoder(c.Request().Body).Decode(i)
}
func serveCpuProfile(c echo.Context) error {
if err := pprof.StartCPUProfile(c.Response()); err != nil {
return err
}
defer pprof.StopCPUProfile()
select {
case <-c.Request().Context().Done():
return c.Request().Context().Err()
case <-time.After(time.Second * 30):
}
return nil
}
func serveProfile(c echo.Context) error {
httpprof.Handler(c.Param("prof")).ServeHTTP(c.Response().Writer, c.Request())
return nil
}
type statsResp struct {
ID uint `json:"id"`
Cid cid.Cid `json:"cid"`
File string `json:"file"`
BWUsed int64 `json:"bwUsed"`
TotalRequests int64 `json:"totalRequests"`
Offloaded bool `json:"offloaded"`
AggregatedFiles int64 `json:"aggregatedFiles"`
}
func withUser(f func(echo.Context, *User) error) func(echo.Context) error {
return func(c echo.Context) error {
u, ok := c.Get("user").(*User)
if !ok {
return fmt.Errorf("endpoint not called with proper authentication")
}
return f(c, u)
}
}
// TODO: delete me when debugging done
func (s *Server) handleTestError(c echo.Context) error {
return fmt.Errorf("i am a scary error, log me please more")
}
// handleStats godoc
// @Summary Get content statistics
// @Description This endpoint is used to get content statistics. Every content stored in the network (estuary) is tracked by a unique ID which can be used to get information about the content. This endpoint will allow the consumer to get the collected stats of a conten
// @Tags content
// @Param limit path string true "limit"
// @Produce json
// @Router /content/stats [get]
func (s *Server) handleStats(c echo.Context, u *User) error {
limit := 500
if limstr := c.QueryParam("limit"); limstr != "" {
nlim, err := strconv.Atoi(limstr)
if err != nil {
return err
}
if nlim > 0 {
limit = nlim
}
}
offset := 0
if offstr := c.QueryParam("offset"); offstr != "" {
noff, err := strconv.Atoi(offstr)
if err != nil {
return err
}
if noff > 0 {
offset = noff
}
}
var contents []Content
if err := s.DB.Limit(limit).Offset(offset).Order("created_at desc").Find(&contents, "user_id = ? and active", u.ID).Error; err != nil {
return err
}
out := make([]statsResp, 0, len(contents))
for _, c := range contents {
st := statsResp{
ID: c.ID,
Cid: c.Cid.CID,
File: c.Name,
}
if false {
var res struct {
Bw int64
TotalReads int64
}
if err := s.DB.Model(ObjRef{}).
Select("SUM(size * reads) as bw, SUM(reads) as total_reads").
Where("obj_refs.content = ?", c.ID).
Joins("left join objects on obj_refs.object = objects.id").
Scan(&res).Error; err != nil {
return err
}
st.TotalRequests = res.TotalReads
st.BWUsed = res.Bw
}
if c.Aggregate {
if err := s.DB.Model(Content{}).Where("aggregated_in = ?", c.ID).Count(&st.AggregatedFiles).Error; err != nil {
return err
}
}
out = append(out, st)
}
return c.JSON(200, out)
}
// handleAddIpfs godoc
// @Summary Add IPFS object
// @Description This endpoint is used to add an IPFS object to the network. The object can be a file or a directory.
// @Tags content
// @Produce json
// @Param body body util.ContentAddIpfsBody true "IPFS Body"
// @Router /content/add-ipfs [post]
func (s *Server) handleAddIpfs(c echo.Context, u *User) error {
ctx := c.Request().Context()
if s.CM.contentAddingDisabled || u.StorageDisabled {
return &util.HttpError{
Code: 400,
Message: util.ERR_CONTENT_ADDING_DISABLED,
}
}
var params util.ContentAddIpfsBody
if err := c.Bind(¶ms); err != nil {
return err
}
filename := params.Name
if filename == "" {
filename = params.Root
}
var cols []*CollectionRef
if params.Collection != "" {
var srchCol Collection
if err := s.DB.First(&srchCol, "uuid = ? and user_id = ?", params.Collection, u.ID).Error; err != nil {
return err
}
// if collectionPath is "" or nil, put the file on the root dir (/filename)
defaultPath := "/" + filename
colp := defaultPath
if params.CollectionPath != "" {
p, err := sanitizePath(params.CollectionPath)
if err != nil {
return err
}
colp = p
}
// default: colp ends in / (does not include filename e.g. /hello/)
pathWithFilename := colp + filename
// if path does not end in /, it includes the filename
if !strings.HasSuffix(colp, "/") {
pathWithFilename = colp
filename = filepath.Base(colp)
}
cols = []*CollectionRef{&CollectionRef{
Collection: srchCol.ID,
Path: &pathWithFilename,
}}
}
var addrInfos []peer.AddrInfo
for _, p := range params.Peers {
ai, err := peer.AddrInfoFromString(p)
if err != nil {
return err
}
addrInfos = append(addrInfos, *ai)
}
rcid, err := cid.Decode(params.Root)
if err != nil {
return err
}
if c.QueryParam("ignore-dupes") == "true" {
var count int64
if err := s.DB.Model(Content{}).Where("cid = ? and user_id = ?", rcid.Bytes(), u.ID).Count(&count).Error; err != nil {
return err
}
if count > 0 {
return c.JSON(302, map[string]string{"message": "content with given cid already preserved"})
}
}
pinstatus, err := s.CM.pinContent(ctx, u.ID, rcid, filename, cols, addrInfos, 0, nil)
if err != nil {
return err
}
return c.JSON(202, pinstatus)
}
// handleAddCar godoc
// @Summary Add Car object
// @Description This endpoint is used to add a car object to the network. The object can be a file or a directory.
// @Tags content
// @Produce json
// @Param body body string true "Car"
// @Param filename query string false "Filename"
// @Param commp query string false "Commp"
// @Param size query string false "Size"
// @Router /content/add-car [post]
func (s *Server) handleAddCar(c echo.Context, u *User) error {
ctx := c.Request().Context()
if s.CM.contentAddingDisabled || u.StorageDisabled || s.CM.localContentAddingDisabled {
return &util.HttpError{
Code: 400,
Message: util.ERR_CONTENT_ADDING_DISABLED,
}
}
bsid, sbs, err := s.StagingMgr.AllocNew()
if err != nil {
return err
}
defer c.Request().Body.Close()
header, err := s.loadCar(ctx, sbs, c.Request().Body)
if err != nil {
return err
}
if len(header.Roots) != 1 {
// if someone wants this feature, let me know
return c.JSON(400, map[string]string{"error": "cannot handle uploading car files with multiple roots"})
}
rootCID := header.Roots[0]
if c.QueryParam("ignore-dupes") == "true" {
isDup, err := s.isDupCIDContent(c, rootCID, u)
if err != nil || isDup {
return err
}
}
// TODO: how to specify filename?
filename := rootCID.String()
if qpname := c.QueryParam("filename"); qpname != "" {
filename = qpname
}
var commpcid cid.Cid
var commpSize abi.UnpaddedPieceSize
if cpc := c.QueryParam("commp"); cpc != "" {
if u.Perm < util.PermLevelAdmin {
return fmt.Errorf("must be an admin to specify commp for car file upload")
}
sizestr := c.QueryParam("size")
if sizestr == "" {
return fmt.Errorf("must also specify 'size' when setting commP for car files")
}
ss, err := strconv.ParseUint(sizestr, 10, 64)
if err != nil {
return fmt.Errorf("failed to parse size: %w", err)
}
commpSize = abi.UnpaddedPieceSize(ss)
if err := commpSize.Validate(); err != nil {
return fmt.Errorf("given commP size was invalid: %w", err)
}
cc, err := cid.Decode(cpc)
if err != nil {
return err
}
_, err = commcid.CIDToPieceCommitmentV1(cc)
if err != nil {
return err
}
commpcid = cc
}
bserv := blockservice.New(sbs, nil)
dserv := merkledag.NewDAGService(bserv)
cont, err := s.CM.addDatabaseTracking(ctx, u, dserv, s.Node.Blockstore, rootCID, filename, defaultReplication)
if err != nil {
return err
}
if err := s.dumpBlockstoreTo(ctx, sbs, s.Node.Blockstore); err != nil {
return xerrors.Errorf("failed to move data from staging to main blockstore: %w", err)
}
if commpcid.Defined() {
opcr := PieceCommRecord{
Data: util.DbCID{CID: rootCID},
Piece: util.DbCID{CID: commpcid},
Size: commpSize,
}
if err := s.DB.Clauses(clause.OnConflict{DoNothing: true}).Create(&opcr).Error; err != nil {
return fmt.Errorf("failed to insert piece commitment record: %w", err)
}
}
go func() {
if err := s.StagingMgr.CleanUp(bsid); err != nil {
log.Errorf("failed to clean up staging blockstore: %s", err)
}
}()
go func() {
// TODO: we should probably have a queue to throw these in instead of putting them out in goroutines...
s.CM.ToCheck <- cont.ID
}()
go func() {
if err := s.Node.Provider.Provide(rootCID); err != nil {
log.Warnf("failed to announce providers: %s", err)
}
}()
return c.JSON(200, map[string]interface{}{"content": cont})
}
func (s *Server) loadCar(ctx context.Context, bs blockstore.Blockstore, r io.Reader) (*car.CarHeader, error) {
_, span := s.tracer.Start(ctx, "loadCar")
defer span.End()
return car.LoadCar(ctx, bs, r)
}
// handleAdd godoc
// @Summary Add new content
// @Description This endpoint is used to upload new content.
// @Tags content
// @Produce json
// @Accept multipart/form-data
// @Param file formData file true "File to upload"
// @Router /content/add [post]
func (s *Server) handleAdd(c echo.Context, u *User) error {
ctx, span := s.tracer.Start(c.Request().Context(), "handleAdd", trace.WithAttributes(attribute.Int("user", int(u.ID))))
defer span.End()
if s.CM.contentAddingDisabled || u.StorageDisabled || s.CM.localContentAddingDisabled {
var details string
if s.CM.localContentAddingDisabled {
uep, err := s.getPreferredUploadEndpoints(u)
if err != nil {
log.Warnf("failed to get preferred upload endpoints: %s", err)
} else {
details = fmt.Sprintf("this estuary instance has disabled adding new content, please redirect your request to one of the following endpoints: %v", uep)
}
}
return &util.HttpError{
Code: 400,
Message: util.ERR_CONTENT_ADDING_DISABLED,
Details: details,
}
}
form, err := c.MultipartForm()
if err != nil {
return err
}
defer form.RemoveAll()
mpf, err := c.FormFile("data")
if err != nil {
return err
}
fname := mpf.Filename
if fvname := c.FormValue("name"); fvname != "" {
fname = fvname
}
fi, err := mpf.Open()
if err != nil {
return err
}
defer fi.Close()
replication := defaultReplication
replVal := c.FormValue("replication")
if replVal != "" {
parsed, err := strconv.Atoi(replVal)
if err != nil {
log.Errorf("failed to parse replication value in form data, assuming default for now: %s", err)
} else {
replication = parsed
}
}
collection := c.FormValue("collection")
var col *Collection
if collection != "" {
var srchCol Collection
if err := s.DB.First(&srchCol, "uuid = ? and user_id = ?", collection, u.ID).Error; err != nil {
return err
}
col = &srchCol
}
var colpath *string
if cp := c.FormValue("collectionPath"); cp != "" {
sp, err := sanitizePath(cp)
if err != nil {
return err
}
colpath = &sp
}
bsid, bs, err := s.StagingMgr.AllocNew()
if err != nil {
return err
}
bserv := blockservice.New(bs, nil)
dserv := merkledag.NewDAGService(bserv)
nd, err := s.importFile(ctx, dserv, fi)
if err != nil {
return err
}
if c.QueryParam("ignore-dupes") == "true" {
isDup, err := s.isDupCIDContent(c, nd.Cid(), u)
if err != nil || isDup {
return err
}
}
content, err := s.CM.addDatabaseTracking(ctx, u, dserv, bs, nd.Cid(), fname, replication)
if err != nil {
return xerrors.Errorf("encountered problem computing object references: %w", err)
}
if col != nil {
fmt.Println("COLLECTION CREATION: ", col.ID, content.ID)
if err := s.DB.Create(&CollectionRef{
Collection: col.ID,
Content: content.ID,
Path: colpath,
}).Error; err != nil {
log.Errorf("failed to add content to requested collection: %s", err)
}
}
if err := s.dumpBlockstoreTo(ctx, bs, s.Node.Blockstore); err != nil {
return xerrors.Errorf("failed to move data from staging to main blockstore: %w", err)
}
go func() {
if err := s.StagingMgr.CleanUp(bsid); err != nil {
log.Errorf("failed to clean up staging blockstore: %s", err)
}
}()
go func() {
s.CM.ToCheck <- content.ID
}()
if c.QueryParam("lazy-provide") != "true" {
subctx, cancel := context.WithTimeout(ctx, time.Second*10)
defer cancel()
if err := s.Node.FullRT.Provide(subctx, nd.Cid(), true); err != nil {
span.RecordError(fmt.Errorf("provide error: %w", err))
log.Errorf("fullrt provide call errored: %s", err)
}
}
go func() {
if err := s.Node.Provider.Provide(nd.Cid()); err != nil {
log.Warnf("failed to announce providers: %s", err)
}
}()
return c.JSON(200, &util.ContentAddResponse{
Cid: nd.Cid().String(),
EstuaryId: content.ID,
Providers: s.CM.pinDelegatesForContent(*content),
})
}
func (s *Server) importFile(ctx context.Context, dserv ipld.DAGService, fi io.Reader) (ipld.Node, error) {
_, span := s.tracer.Start(ctx, "importFile")
defer span.End()
return util.ImportFile(dserv, fi)
}
var noDataTimeout = time.Minute * 10
func (cm *ContentManager) addDatabaseTrackingToContent(ctx context.Context, cont uint, dserv ipld.NodeGetter, bs blockstore.Blockstore, root cid.Cid, cb func(int64)) error {
ctx, span := cm.tracer.Start(ctx, "computeObjRefsUpdate")
defer span.End()
ctx, cancel := context.WithCancel(ctx)
defer cancel()
gotData := make(chan struct{}, 1)
go func() {
nodata := time.NewTimer(noDataTimeout)
defer nodata.Stop()
for {
select {
case <-nodata.C:
cancel()
case <-gotData:
nodata.Reset(noDataTimeout)
case <-ctx.Done():
return
}
}
}()
var objlk sync.Mutex
var objects []*Object
cset := cid.NewSet()
defer func() {
cm.inflightCidsLk.Lock()
_ = cset.ForEach(func(c cid.Cid) error {
v, ok := cm.inflightCids[c]
if !ok || v <= 0 {
log.Errorf("cid should be inflight but isn't: %s", c)
}
cm.inflightCids[c]--
if cm.inflightCids[c] == 0 {
delete(cm.inflightCids, c)
}
return nil
})
cm.inflightCidsLk.Unlock()
}()
err := merkledag.Walk(ctx, func(ctx context.Context, c cid.Cid) ([]*ipld.Link, error) {
// cset.Visit gets called first, so if we reach here we should immediately track the CID
cm.inflightCidsLk.Lock()
cm.inflightCids[c]++
cm.inflightCidsLk.Unlock()
node, err := dserv.Get(ctx, c)
if err != nil {
return nil, err
}
cb(int64(len(node.RawData())))
select {
case gotData <- struct{}{}:
case <-ctx.Done():
}
objlk.Lock()
objects = append(objects, &Object{
Cid: util.DbCID{c},
Size: len(node.RawData()),
})
objlk.Unlock()
if c.Type() == cid.Raw {
return nil, nil
}
return node.Links(), nil
}, root, cset.Visit, merkledag.Concurrent())
if err != nil {
return err
}
if err = cm.addObjectsToDatabase(ctx, cont, dserv, root, objects, "local"); err != nil {
return err
}
return nil
}
func (cm *ContentManager) addDatabaseTracking(ctx context.Context, u *User, dserv ipld.NodeGetter, bs blockstore.Blockstore, root cid.Cid, fname string, replication int) (*Content, error) {
ctx, span := cm.tracer.Start(ctx, "computeObjRefs")
defer span.End()
content := &Content{
Cid: util.DbCID{root},
Name: fname,
Active: false,
Pinning: true,
UserID: u.ID,
Replication: replication,
Location: "local",
}
if err := cm.DB.Create(content).Error; err != nil {
return nil, xerrors.Errorf("failed to track new content in database: %w", err)
}
if err := cm.addDatabaseTrackingToContent(ctx, content.ID, dserv, bs, root, func(int64) {}); err != nil {
return nil, err
}
return content, nil
}
func (s *Server) dumpBlockstoreTo(ctx context.Context, from, to blockstore.Blockstore) error {
ctx, span := s.tracer.Start(ctx, "blockstoreCopy")
defer span.End()
// TODO: smarter batching... im sure ive written this logic before, just gotta go find it
keys, err := from.AllKeysChan(ctx)
if err != nil {
return err
}
var batch []blocks.Block
for k := range keys {
blk, err := from.Get(ctx, k)
if err != nil {
return err
}
batch = append(batch, blk)
if len(batch) > 500 {
if err := to.PutMany(ctx, batch); err != nil {
return err
}
batch = batch[:0]
}
}
if len(batch) > 0 {
if err := to.PutMany(ctx, batch); err != nil {
return err
}
}
return nil
}
// handleEnsureReplication godoc
// @Summary Ensure Replication
// @Description This endpoint ensures that the content is replicated to the specified number of providers