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core/commands/resolve: Add a -r / --recursive option

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For explicitly enabling recursive behaviour (it was previously always
enabled).  That allows folks who are interested in understanding
layered indirection to step through the chain one link at a time.
This commit is contained in:
W. Trevor King
2015-05-11 20:07:13 -07:00
parent 3ead2443e5
commit c2ff02850b
1 changed files with 11 additions and 1 deletions
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12
core/commands/resolve.go
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@ -6,6 +6,7 @@ import (
"strings"
cmds "github.com/ipfs/go-ipfs/commands"
namesys "github.com/ipfs/go-ipfs/namesys"
path "github.com/ipfs/go-ipfs/path"
u "github.com/ipfs/go-ipfs/util"
)
@ -46,6 +47,9 @@ Resolve te value of another name:
Arguments: []cmds.Argument{
cmds.StringArg("name", false, false, "The IPNS name to resolve. Defaults to your node's peerID.").EnableStdin(),
},
Options: []cmds.Option{
cmds.BoolOption("recursive", "r", "Resolve until the result is not an IPNS name"),
},
Run: func(req cmds.Request, res cmds.Response) {
n, err := req.Context().GetNode()
@ -75,7 +79,13 @@ Resolve te value of another name:
name = req.Arguments()[0]
}
output, err := n.Namesys.Resolve(n.Context(), "/ipns/"+name)
recursive, _, _ := req.Option("recursive").Bool()
depth := 1
if recursive {
depth = namesys.DefaultDepthLimit
}
output, err := n.Namesys.ResolveN(n.Context(), "/ipns/"+name, depth)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return