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Significanly improve GC UX with verifcid

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License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protonmail.ch>
This commit is contained in:
Jakub Sztandera
2018-03-04 01:29:24 +01:00
parent a9417a144c
commit 51bf1b6cd4
2 changed files with 35 additions and 1 deletions
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10
core/commands/pin.go
View File

@ -17,6 +17,7 @@ import (
path "github.com/ipfs/go-ipfs/path"
resolver "github.com/ipfs/go-ipfs/path/resolver"
pin "github.com/ipfs/go-ipfs/pin"
"github.com/ipfs/go-ipfs/thirdparty/verifcid"
uio "github.com/ipfs/go-ipfs/unixfs/io"
u "gx/ipfs/QmNiJuT8Ja3hMVpBHXv3Q6dwmperaQ6JjLtpMQgMCD7xvx/go-ipfs-util"
@ -608,6 +609,15 @@ func pinVerify(ctx context.Context, n *core.IpfsNode, opts pinVerifyOpts) <-chan
return status
}
if err := verifcid.ValidateCid(root); err != nil {
status := PinStatus{Ok: false}
if opts.explain {
status.BadNodes = []BadNode{BadNode{Cid: key, Err: err.Error()}}
}
visited[key] = status
return status
}
links, err := getLinks(ctx, root)
if err != nil {
status := PinStatus{Ok: false}

26
pin/gc/gc.go
View File

@ -5,11 +5,13 @@ import (
"context"
"errors"
"fmt"
"strings"
bserv "github.com/ipfs/go-ipfs/blockservice"
offline "github.com/ipfs/go-ipfs/exchange/offline"
dag "github.com/ipfs/go-ipfs/merkledag"
pin "github.com/ipfs/go-ipfs/pin"
"github.com/ipfs/go-ipfs/thirdparty/verifcid"
dstore "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore"
logging "gx/ipfs/QmRb5jh8z2E8hMGN2tkvs1yHynUanqnZ3UeKwgN1i9P1F8/go-log"
@ -129,12 +131,34 @@ func GC(ctx context.Context, bs bstore.GCBlockstore, dstor dstore.Datastore, pn
// adds them to the given cid.Set, using the provided dag.GetLinks function
// to walk the tree.
func Descendants(ctx context.Context, getLinks dag.GetLinks, set *cid.Set, roots []*cid.Cid) error {
verifyGetLinks := func(ctx context.Context, c *cid.Cid) ([]*ipld.Link, error) {
err := verifcid.ValidateCid(c)
if err != nil {
return nil, err
}
return getLinks(ctx, c)
}
verboseCidError := func(err error) error {
if strings.Contains(err.Error(), verifcid.ErrBelowMinimumHashLength.Error()) ||
strings.Contains(err.Error(), verifcid.ErrPossiblyInsecureHashFunction.Error()) {
err = fmt.Errorf("\"%s\"\nPlease run 'ipfs pin verify'"+
" to list insecure hashes. If you want to read them,"+
" please downgrade your go-ipfs to 0.4.13\n", err)
log.Error(err)
}
return err
}
for _, c := range roots {
set.Add(c)
// EnumerateChildren recursively walks the dag and adds the keys to the given set
err := dag.EnumerateChildren(ctx, getLinks, c, set.Visit)
err := dag.EnumerateChildren(ctx, verifyGetLinks, c, set.Visit)
if err != nil {
err = verboseCidError(err)
return err
}
}