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query.go
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query.go
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package cli
import (
"errors"
"fmt"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/cosmos/cosmos-sdk/version"
"github.com/spf13/cobra"
"github.com/cosmos/ibc-go/v3/modules/core/02-client/client/utils"
"github.com/cosmos/ibc-go/v3/modules/core/02-client/types"
host "github.com/cosmos/ibc-go/v3/modules/core/24-host"
)
const (
flagLatestHeight = "latest-height"
)
// GetCmdQueryClientStates defines the command to query all the light clients
// that this chain mantains.
func GetCmdQueryClientStates() *cobra.Command {
cmd := &cobra.Command{
Use: "states",
Short: "Query all available light clients",
Long: "Query all available light clients",
Example: fmt.Sprintf("%s query %s %s states", version.AppName, host.ModuleName, types.SubModuleName),
Args: cobra.NoArgs,
RunE: func(cmd *cobra.Command, _ []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
queryClient := types.NewQueryClient(clientCtx)
pageReq, err := client.ReadPageRequest(cmd.Flags())
if err != nil {
return err
}
req := &types.QueryClientStatesRequest{
Pagination: pageReq,
}
res, err := queryClient.ClientStates(cmd.Context(), req)
if err != nil {
return err
}
return clientCtx.PrintProto(res)
},
}
flags.AddQueryFlagsToCmd(cmd)
flags.AddPaginationFlagsToCmd(cmd, "client states")
return cmd
}
// GetCmdQueryClientState defines the command to query the state of a client with
// a given id as defined in https://github.com/cosmos/ibc/tree/master/spec/core/ics-002-client-semantics#query
func GetCmdQueryClientState() *cobra.Command {
cmd := &cobra.Command{
Use: "state [client-id]",
Short: "Query a client state",
Long: "Query stored client state",
Example: fmt.Sprintf("%s query %s %s state [client-id]", version.AppName, host.ModuleName, types.SubModuleName),
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
clientID := args[0]
prove, _ := cmd.Flags().GetBool(flags.FlagProve)
clientStateRes, err := utils.QueryClientState(clientCtx, clientID, prove)
if err != nil {
return err
}
return clientCtx.PrintProto(clientStateRes)
},
}
cmd.Flags().Bool(flags.FlagProve, true, "show proofs for the query results")
flags.AddQueryFlagsToCmd(cmd)
return cmd
}
// GetCmdQueryClientStatus defines the command to query the status of a client with a given id
func GetCmdQueryClientStatus() *cobra.Command {
cmd := &cobra.Command{
Use: "status [client-id]",
Short: "Query client status",
Long: "Query client activity status. Any client without an 'Active' status is considered inactive",
Example: fmt.Sprintf("%s query %s %s status [client-id]", version.AppName, host.ModuleName, types.SubModuleName),
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
clientID := args[0]
queryClient := types.NewQueryClient(clientCtx)
req := &types.QueryClientStatusRequest{
ClientId: clientID,
}
clientStatusRes, err := queryClient.ClientStatus(cmd.Context(), req)
if err != nil {
return err
}
return clientCtx.PrintProto(clientStatusRes)
},
}
return cmd
}
// GetCmdQueryConsensusStates defines the command to query all the consensus states from a given
// client state.
func GetCmdQueryConsensusStates() *cobra.Command {
cmd := &cobra.Command{
Use: "consensus-states [client-id]",
Short: "Query all the consensus states of a client.",
Long: "Query all the consensus states from a given client state.",
Example: fmt.Sprintf("%s query %s %s consensus-states [client-id]", version.AppName, host.ModuleName, types.SubModuleName),
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
clientID := args[0]
queryClient := types.NewQueryClient(clientCtx)
pageReq, err := client.ReadPageRequest(cmd.Flags())
if err != nil {
return err
}
req := &types.QueryConsensusStatesRequest{
ClientId: clientID,
Pagination: pageReq,
}
res, err := queryClient.ConsensusStates(cmd.Context(), req)
if err != nil {
return err
}
return clientCtx.PrintProto(res)
},
}
flags.AddQueryFlagsToCmd(cmd)
flags.AddPaginationFlagsToCmd(cmd, "consensus states")
return cmd
}
// GetCmdQueryConsensusStateHeights defines the command to query the heights of all client consensus states associated with the
// provided client ID.
func GetCmdQueryConsensusStateHeights() *cobra.Command {
cmd := &cobra.Command{
Use: "consensus-state-heights [client-id]",
Short: "Query the heights of all consensus states of a client.",
Long: "Query the heights of all consensus states associated with the provided client ID.",
Example: fmt.Sprintf("%s query %s %s consensus-state-heights [client-id]", version.AppName, host.ModuleName, types.SubModuleName),
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
clientID := args[0]
queryClient := types.NewQueryClient(clientCtx)
pageReq, err := client.ReadPageRequest(cmd.Flags())
if err != nil {
return err
}
req := &types.QueryConsensusStateHeightsRequest{
ClientId: clientID,
Pagination: pageReq,
}
res, err := queryClient.ConsensusStateHeights(cmd.Context(), req)
if err != nil {
return err
}
return clientCtx.PrintProto(res)
},
}
flags.AddQueryFlagsToCmd(cmd)
flags.AddPaginationFlagsToCmd(cmd, "consensus state heights")
return cmd
}
// GetCmdQueryConsensusState defines the command to query the consensus state of
// the chain as defined in https://github.com/cosmos/ibc/tree/master/spec/core/ics-002-client-semantics#query
func GetCmdQueryConsensusState() *cobra.Command {
cmd := &cobra.Command{
Use: "consensus-state [client-id] [height]",
Short: "Query the consensus state of a client at a given height",
Long: `Query the consensus state for a particular light client at a given height.
If the '--latest' flag is included, the query returns the latest consensus state, overriding the height argument.`,
Example: fmt.Sprintf("%s query %s %s consensus-state [client-id] [height]", version.AppName, host.ModuleName, types.SubModuleName),
Args: cobra.RangeArgs(1, 2),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
clientID := args[0]
queryLatestHeight, _ := cmd.Flags().GetBool(flagLatestHeight)
var height types.Height
if !queryLatestHeight {
if len(args) != 2 {
return errors.New("must include a second 'height' argument when '--latest-height' flag is not provided")
}
height, err = types.ParseHeight(args[1])
if err != nil {
return err
}
}
prove, _ := cmd.Flags().GetBool(flags.FlagProve)
csRes, err := utils.QueryConsensusState(clientCtx, clientID, height, prove, queryLatestHeight)
if err != nil {
return err
}
return clientCtx.PrintProto(csRes)
},
}
cmd.Flags().Bool(flags.FlagProve, true, "show proofs for the query results")
cmd.Flags().Bool(flagLatestHeight, false, "return latest stored consensus state")
flags.AddQueryFlagsToCmd(cmd)
return cmd
}
// GetCmdQueryHeader defines the command to query the latest header on the chain
func GetCmdQueryHeader() *cobra.Command {
cmd := &cobra.Command{
Use: "header",
Short: "Query the latest header of the running chain",
Long: "Query the latest Tendermint header of the running chain",
Example: fmt.Sprintf("%s query %s %s header", version.AppName, host.ModuleName, types.SubModuleName),
Args: cobra.NoArgs,
RunE: func(cmd *cobra.Command, _ []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
header, _, err := utils.QueryTendermintHeader(clientCtx)
if err != nil {
return err
}
return clientCtx.PrintProto(&header)
},
}
flags.AddQueryFlagsToCmd(cmd)
return cmd
}
// GetCmdSelfConsensusState defines the command to query the self consensus state of a chain
func GetCmdSelfConsensusState() *cobra.Command {
cmd := &cobra.Command{
Use: "self-consensus-state",
Short: "Query the self consensus state for this chain",
Long: "Query the self consensus state for this chain. This result may be used for verifying IBC clients representing this chain which are hosted on counterparty chains.",
Example: fmt.Sprintf("%s query %s %s self-consensus-state", version.AppName, host.ModuleName, types.SubModuleName),
Args: cobra.NoArgs,
RunE: func(cmd *cobra.Command, _ []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
state, _, err := utils.QuerySelfConsensusState(clientCtx)
if err != nil {
return err
}
return clientCtx.PrintProto(state)
},
}
flags.AddQueryFlagsToCmd(cmd)
return cmd
}
// GetCmdParams returns the command handler for ibc client parameter querying.
func GetCmdParams() *cobra.Command {
cmd := &cobra.Command{
Use: "params",
Short: "Query the current ibc client parameters",
Long: "Query the current ibc client parameters",
Args: cobra.NoArgs,
Example: fmt.Sprintf("%s query %s %s params", version.AppName, host.ModuleName, types.SubModuleName),
RunE: func(cmd *cobra.Command, _ []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
queryClient := types.NewQueryClient(clientCtx)
res, _ := queryClient.ClientParams(cmd.Context(), &types.QueryClientParamsRequest{})
return clientCtx.PrintProto(res.Params)
},
}
flags.AddQueryFlagsToCmd(cmd)
return cmd
}