109 lines
1.8 KiB
Go
109 lines
1.8 KiB
Go
package cli
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import (
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"encoding/json"
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"fmt"
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"gopkg.in/urfave/cli.v2"
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types "github.com/filecoin-project/go-lotus/chain/types"
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cid "github.com/ipfs/go-cid"
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)
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var chainCmd = &cli.Command{
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Name: "chain",
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Usage: "Interact with filecoin blockchain",
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Subcommands: []*cli.Command{
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chainHeadCmd,
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chainGetBlock,
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},
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}
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var chainHeadCmd = &cli.Command{
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Name: "head",
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Usage: "Print chain head",
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Action: func(cctx *cli.Context) error {
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api, err := GetAPI(cctx)
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if err != nil {
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return err
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}
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ctx := ReqContext(cctx)
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head, err := api.ChainHead(ctx)
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if err != nil {
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return err
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}
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for _, c := range head.Cids() {
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fmt.Println(c)
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}
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return nil
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},
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}
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var chainGetBlock = &cli.Command{
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Name: "getblock",
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Usage: "Get a block and print its details",
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Flags: []cli.Flag{
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&cli.BoolFlag{
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Name: "raw",
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Usage: "print just the raw block header",
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},
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},
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Action: func(cctx *cli.Context) error {
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api, err := GetAPI(cctx)
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if err != nil {
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return err
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}
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ctx := ReqContext(cctx)
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if !cctx.Args().Present() {
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return fmt.Errorf("must pass cid of block to print")
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}
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bcid, err := cid.Decode(cctx.Args().First())
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if err != nil {
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return err
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}
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blk, err := api.ChainGetBlock(ctx, bcid)
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if err != nil {
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return err
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}
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if cctx.Bool("raw") {
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out, err := json.MarshalIndent(blk, "", " ")
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if err != nil {
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return err
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}
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fmt.Println(string(out))
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return nil
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}
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msgs, err := api.ChainGetBlockMessages(ctx, bcid)
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if err != nil {
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return err
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}
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cblock := struct {
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types.BlockHeader
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BlsMessages []*types.Message
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SecpkMessages []*types.SignedMessage
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}{}
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cblock.BlockHeader = *blk
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cblock.BlsMessages = msgs.BlsMessages
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cblock.SecpkMessages = msgs.SecpkMessages
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out, err := json.MarshalIndent(cblock, "", " ")
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if err != nil {
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return err
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}
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fmt.Println(string(out))
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return nil
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},
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}
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