/
pinning.go
79 lines (65 loc) · 1.63 KB
/
pinning.go
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package corerepo
import (
"fmt"
"time"
context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
"github.com/ipfs/go-ipfs/core"
"github.com/ipfs/go-ipfs/merkledag"
path "github.com/ipfs/go-ipfs/path"
u "github.com/ipfs/go-ipfs/util"
)
func Pin(n *core.IpfsNode, paths []string, recursive bool) ([]u.Key, error) {
dagnodes := make([]*merkledag.Node, 0)
for _, fpath := range paths {
dagnode, err := core.Resolve(n, path.Path(fpath))
if err != nil {
return nil, fmt.Errorf("pin: %s", err)
}
dagnodes = append(dagnodes, dagnode)
}
var out []u.Key
for _, dagnode := range dagnodes {
k, err := dagnode.Key()
if err != nil {
return nil, err
}
ctx, cancel := context.WithTimeout(context.TODO(), time.Minute)
defer cancel()
err = n.Pinning.Pin(ctx, dagnode, recursive)
if err != nil {
return nil, fmt.Errorf("pin: %s", err)
}
out = append(out, k)
}
err := n.Pinning.Flush()
if err != nil {
return nil, err
}
return out, nil
}
func Unpin(n *core.IpfsNode, paths []string, recursive bool) ([]u.Key, error) {
dagnodes := make([]*merkledag.Node, 0)
for _, fpath := range paths {
dagnode, err := core.Resolve(n, path.Path(fpath))
if err != nil {
return nil, err
}
dagnodes = append(dagnodes, dagnode)
}
var unpinned []u.Key
for _, dagnode := range dagnodes {
k, _ := dagnode.Key()
ctx, cancel := context.WithTimeout(context.TODO(), time.Minute)
defer cancel()
err := n.Pinning.Unpin(ctx, k, recursive)
if err != nil {
return nil, err
}
unpinned = append(unpinned, k)
}
err := n.Pinning.Flush()
if err != nil {
return nil, err
}
return unpinned, nil
}