package main import ( "fmt" "github.com/filecoin-project/go-state-types/abi" lcli "github.com/filecoin-project/lotus/cli" "github.com/filecoin-project/specs-actors/v2/actors/builtin/miner" "github.com/urfave/cli/v2" "golang.org/x/xerrors" ) var frozenMinersCmd = &cli.Command{ Name: "frozen-miners", Description: "information about miner actors with late or frozen deadline crons", Flags: []cli.Flag{ &cli.StringFlag{ Name: "tipset", Usage: "specify tipset state to search on (pass comma separated array of cids)", }, &cli.BoolFlag{ Name: "future", Usage: "print info of miners with last deadline cron in the future (normal for v0 and early v2 actors)", }, }, Action: func(c *cli.Context) error { api, acloser, err := lcli.GetFullNodeAPI(c) if err != nil { return err } defer acloser() ctx := lcli.ReqContext(c) ts, err := lcli.LoadTipSet(ctx, c, api) if err != nil { return err } if ts == nil { ts, err = api.ChainHead(ctx) if err != nil { return err } } queryEpoch := ts.Height() mAddrs, err := api.StateListMiners(ctx, ts.Key()) if err != nil { return err } for _, mAddr := range mAddrs { st, err := api.StateReadState(ctx, mAddr, ts.Key()) if err != nil { return err } minerState, ok := st.State.(map[string]interface{}) if !ok { return xerrors.Errorf("internal error: failed to cast miner state to expected map type") } ppsIface := minerState["ProvingPeriodStart"] pps := int64(ppsIface.(float64)) dlIdxIface := minerState["CurrentDeadline"] dlIdx := uint64(dlIdxIface.(float64)) latestDeadline := abi.ChainEpoch(pps) + abi.ChainEpoch(int64(dlIdx))*miner.WPoStChallengeWindow nextDeadline := latestDeadline + miner.WPoStChallengeWindow // Need +1 because last epoch of the deadline queryEpoch = x + 59 cron gets run and // state is left with latestDeadline = x + 60 if c.Bool("future") && latestDeadline > queryEpoch+1 { fmt.Printf("%s -- last deadline start in future epoch %d > query epoch %d + 1\n", mAddr, latestDeadline, queryEpoch) } // Equality is an error because last epoch of the deadline queryEpoch = x + 59. Cron // should get run and bump latestDeadline = x + 60 so nextDeadline = x + 120 if queryEpoch >= nextDeadline { fmt.Printf("%s -- next deadline start in non-future epoch %d <= query epoch %d\n", mAddr, nextDeadline, queryEpoch) } } return nil }, }