/
query.go
206 lines (170 loc) · 5.67 KB
/
query.go
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package cli
import (
"context"
"fmt"
"strings"
"github.com/spf13/cobra"
tmtypes "github.com/tendermint/tendermint/types"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/flags"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/rest"
"github.com/cosmos/cosmos-sdk/version"
authclient "github.com/cosmos/cosmos-sdk/x/auth/client"
"github.com/cosmos/cosmos-sdk/x/auth/types"
)
const (
flagEvents = "events"
eventFormat = "{eventType}.{eventAttribute}={value}"
)
// GetQueryCmd returns the transaction commands for this module
func GetQueryCmd() *cobra.Command {
cmd := &cobra.Command{
Use: types.ModuleName,
Short: "Querying commands for the auth module",
DisableFlagParsing: true,
SuggestionsMinimumDistance: 2,
RunE: client.ValidateCmd,
}
cmd.AddCommand(
GetAccountCmd(),
QueryParamsCmd(),
)
return cmd
}
// QueryParamsCmd returns the command handler for evidence parameter querying.
func QueryParamsCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "params",
Short: "Query the current auth parameters",
Args: cobra.NoArgs,
Long: strings.TrimSpace(`Query the current auth parameters:
$ <appd> query auth params
`),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
queryClient := types.NewQueryClient(clientCtx)
res, err := queryClient.Params(context.Background(), &types.QueryParamsRequest{})
if err != nil {
return err
}
return clientCtx.PrintProto(&res.Params)
},
}
flags.AddQueryFlagsToCmd(cmd)
return cmd
}
// GetAccountCmd returns a query account that will display the state of the
// account at a given address.
func GetAccountCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "account [address]",
Short: "Query for account by address",
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
key, err := sdk.AccAddressFromBech32(args[0])
if err != nil {
return err
}
queryClient := types.NewQueryClient(clientCtx)
res, err := queryClient.Account(context.Background(), &types.QueryAccountRequest{Address: key.String()})
if err != nil {
return err
}
return clientCtx.PrintProto(res.Account)
},
}
flags.AddQueryFlagsToCmd(cmd)
return cmd
}
// QueryTxsByEventsCmd returns a command to search through transactions by events.
func QueryTxsByEventsCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "txs",
Short: "Query for paginated transactions that match a set of events",
Long: strings.TrimSpace(
fmt.Sprintf(`
Search for transactions that match the exact given events where results are paginated.
Each event takes the form of '%s'. Please refer
to each module's documentation for the full set of events to query for. Each module
documents its respective events under 'xx_events.md'.
Example:
$ %s query txs --%s 'message.sender=cosmos1...&message.action=withdraw_delegator_reward' --page 1 --limit 30
`, eventFormat, version.AppName, flagEvents),
),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
eventsRaw, _ := cmd.Flags().GetString(flagEvents)
eventsStr := strings.Trim(eventsRaw, "'")
var events []string
if strings.Contains(eventsStr, "&") {
events = strings.Split(eventsStr, "&")
} else {
events = append(events, eventsStr)
}
var tmEvents []string
for _, event := range events {
if !strings.Contains(event, "=") {
return fmt.Errorf("invalid event; event %s should be of the format: %s", event, eventFormat)
} else if strings.Count(event, "=") > 1 {
return fmt.Errorf("invalid event; event %s should be of the format: %s", event, eventFormat)
}
tokens := strings.Split(event, "=")
if tokens[0] == tmtypes.TxHeightKey {
event = fmt.Sprintf("%s=%s", tokens[0], tokens[1])
} else {
event = fmt.Sprintf("%s='%s'", tokens[0], tokens[1])
}
tmEvents = append(tmEvents, event)
}
page, _ := cmd.Flags().GetInt(flags.FlagPage)
limit, _ := cmd.Flags().GetInt(flags.FlagLimit)
txs, err := authclient.QueryTxsByEvents(clientCtx, tmEvents, page, limit, "")
if err != nil {
return err
}
return clientCtx.PrintProto(txs)
},
}
cmd.Flags().StringP(flags.FlagNode, "n", "tcp://localhost:26657", "Node to connect to")
cmd.Flags().String(flags.FlagKeyringBackend, flags.DefaultKeyringBackend, "Select keyring's backend (os|file|kwallet|pass|test)")
cmd.Flags().Int(flags.FlagPage, rest.DefaultPage, "Query a specific page of paginated results")
cmd.Flags().Int(flags.FlagLimit, rest.DefaultLimit, "Query number of transactions results per page returned")
cmd.Flags().String(flagEvents, "", fmt.Sprintf("list of transaction events in the form of %s", eventFormat))
cmd.MarkFlagRequired(flagEvents)
return cmd
}
// QueryTxCmd implements the default command for a tx query.
func QueryTxCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "tx [hash]",
Short: "Query for a transaction by hash in a committed block",
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
output, err := authclient.QueryTx(clientCtx, args[0])
if err != nil {
return err
}
if output.Empty() {
return fmt.Errorf("no transaction found with hash %s", args[0])
}
return clientCtx.PrintProto(output)
},
}
flags.AddQueryFlagsToCmd(cmd)
return cmd
}