1b00c01b70
* Add error msg on staking * Add tests for legacy staking and gov * Add test for encode * Fix broadcast too * Add comments * update changelog Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
397 lines
12 KiB
Go
397 lines
12 KiB
Go
package rest
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import (
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"fmt"
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"net/http"
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"strconv"
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"strings"
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"github.com/gorilla/mux"
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"github.com/cosmos/cosmos-sdk/client"
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clientrest "github.com/cosmos/cosmos-sdk/client/rest"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/types/rest"
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"github.com/cosmos/cosmos-sdk/x/staking/types"
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)
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func registerQueryRoutes(clientCtx client.Context, r *mux.Router) {
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// Get all delegations from a delegator
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r.HandleFunc(
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"/staking/delegators/{delegatorAddr}/delegations",
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delegatorDelegationsHandlerFn(clientCtx),
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).Methods("GET")
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// Get all unbonding delegations from a delegator
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r.HandleFunc(
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"/staking/delegators/{delegatorAddr}/unbonding_delegations",
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delegatorUnbondingDelegationsHandlerFn(clientCtx),
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).Methods("GET")
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// Get all staking txs (i.e msgs) from a delegator
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r.HandleFunc(
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"/staking/delegators/{delegatorAddr}/txs",
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delegatorTxsHandlerFn(clientCtx),
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).Methods("GET")
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// Query all validators that a delegator is bonded to
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r.HandleFunc(
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"/staking/delegators/{delegatorAddr}/validators",
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delegatorValidatorsHandlerFn(clientCtx),
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).Methods("GET")
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// Query a validator that a delegator is bonded to
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r.HandleFunc(
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"/staking/delegators/{delegatorAddr}/validators/{validatorAddr}",
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delegatorValidatorHandlerFn(clientCtx),
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).Methods("GET")
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// Query a delegation between a delegator and a validator
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r.HandleFunc(
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"/staking/delegators/{delegatorAddr}/delegations/{validatorAddr}",
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delegationHandlerFn(clientCtx),
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).Methods("GET")
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// Query all unbonding delegations between a delegator and a validator
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r.HandleFunc(
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"/staking/delegators/{delegatorAddr}/unbonding_delegations/{validatorAddr}",
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unbondingDelegationHandlerFn(clientCtx),
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).Methods("GET")
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// Query redelegations (filters in query params)
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r.HandleFunc(
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"/staking/redelegations",
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redelegationsHandlerFn(clientCtx),
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).Methods("GET")
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// Get all validators
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r.HandleFunc(
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"/staking/validators",
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validatorsHandlerFn(clientCtx),
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).Methods("GET")
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// Get a single validator info
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r.HandleFunc(
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"/staking/validators/{validatorAddr}",
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validatorHandlerFn(clientCtx),
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).Methods("GET")
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// Get all delegations to a validator
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r.HandleFunc(
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"/staking/validators/{validatorAddr}/delegations",
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validatorDelegationsHandlerFn(clientCtx),
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).Methods("GET")
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// Get all unbonding delegations from a validator
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r.HandleFunc(
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"/staking/validators/{validatorAddr}/unbonding_delegations",
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validatorUnbondingDelegationsHandlerFn(clientCtx),
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).Methods("GET")
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// Get HistoricalInfo at a given height
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r.HandleFunc(
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"/staking/historical_info/{height}",
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historicalInfoHandlerFn(clientCtx),
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).Methods("GET")
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// Get the current state of the staking pool
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r.HandleFunc(
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"/staking/pool",
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poolHandlerFn(clientCtx),
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).Methods("GET")
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// Get the current staking parameter values
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r.HandleFunc(
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"/staking/parameters",
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paramsHandlerFn(clientCtx),
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).Methods("GET")
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}
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// HTTP request handler to query a delegator delegations
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func delegatorDelegationsHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return queryDelegator(clientCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryDelegatorDelegations))
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}
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// HTTP request handler to query a delegator unbonding delegations
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func delegatorUnbondingDelegationsHandlerFn(cliCtx client.Context) http.HandlerFunc {
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return queryDelegator(cliCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryDelegatorUnbondingDelegations))
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}
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// HTTP request handler to query all staking txs (msgs) from a delegator
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func delegatorTxsHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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var typesQuerySlice []string
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vars := mux.Vars(r)
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delegatorAddr := vars["delegatorAddr"]
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if _, err := sdk.AccAddressFromBech32(delegatorAddr); rest.CheckBadRequestError(w, err) {
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return
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}
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clientCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, clientCtx, r)
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if !ok {
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return
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}
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typesQuery := r.URL.Query().Get("type")
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trimmedQuery := strings.TrimSpace(typesQuery)
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if len(trimmedQuery) != 0 {
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typesQuerySlice = strings.Split(trimmedQuery, " ")
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}
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noQuery := len(typesQuerySlice) == 0
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isBondTx := contains(typesQuerySlice, "bond")
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isUnbondTx := contains(typesQuerySlice, "unbond")
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isRedTx := contains(typesQuerySlice, "redelegate")
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var (
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txs []*sdk.SearchTxsResult
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actions []string
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)
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switch {
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case isBondTx:
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actions = append(actions, types.MsgDelegate{}.Type())
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case isUnbondTx:
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actions = append(actions, types.MsgUndelegate{}.Type())
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case isRedTx:
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actions = append(actions, types.MsgBeginRedelegate{}.Type())
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case noQuery:
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actions = append(actions, types.MsgDelegate{}.Type())
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actions = append(actions, types.MsgUndelegate{}.Type())
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actions = append(actions, types.MsgBeginRedelegate{}.Type())
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default:
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w.WriteHeader(http.StatusNoContent)
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return
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}
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for _, action := range actions {
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foundTxs, errQuery := queryTxs(clientCtx, action, delegatorAddr)
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if rest.CheckInternalServerError(w, errQuery) {
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return
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}
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txs = append(txs, foundTxs)
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}
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res, err := clientCtx.LegacyAmino.MarshalJSON(txs)
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if rest.CheckInternalServerError(w, err) {
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return
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}
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rest.PostProcessResponseBare(w, clientCtx, res)
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}
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}
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// HTTP request handler to query an unbonding-delegation
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func unbondingDelegationHandlerFn(cliCtx client.Context) http.HandlerFunc {
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return queryBonds(cliCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryUnbondingDelegation))
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}
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// HTTP request handler to query redelegations
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func redelegationsHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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var params types.QueryRedelegationParams
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clientCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, clientCtx, r)
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if !ok {
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return
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}
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bechDelegatorAddr := r.URL.Query().Get("delegator")
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bechSrcValidatorAddr := r.URL.Query().Get("validator_from")
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bechDstValidatorAddr := r.URL.Query().Get("validator_to")
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if len(bechDelegatorAddr) != 0 {
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delegatorAddr, err := sdk.AccAddressFromBech32(bechDelegatorAddr)
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if rest.CheckBadRequestError(w, err) {
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return
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}
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params.DelegatorAddr = delegatorAddr
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}
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if len(bechSrcValidatorAddr) != 0 {
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srcValidatorAddr, err := sdk.ValAddressFromBech32(bechSrcValidatorAddr)
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if rest.CheckBadRequestError(w, err) {
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return
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}
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params.SrcValidatorAddr = srcValidatorAddr
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}
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if len(bechDstValidatorAddr) != 0 {
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dstValidatorAddr, err := sdk.ValAddressFromBech32(bechDstValidatorAddr)
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if rest.CheckBadRequestError(w, err) {
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return
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}
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params.DstValidatorAddr = dstValidatorAddr
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}
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bz, err := clientCtx.LegacyAmino.MarshalJSON(params)
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if rest.CheckBadRequestError(w, err) {
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return
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}
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res, height, err := clientCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryRedelegations), bz)
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if rest.CheckInternalServerError(w, err) {
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return
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}
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clientCtx = clientCtx.WithHeight(height)
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rest.PostProcessResponse(w, clientCtx, res)
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}
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}
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// HTTP request handler to query a delegation
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func delegationHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return queryBonds(clientCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryDelegation))
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}
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// HTTP request handler to query all delegator bonded validators
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func delegatorValidatorsHandlerFn(cliCtx client.Context) http.HandlerFunc {
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return queryDelegator(cliCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryDelegatorValidators))
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}
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// HTTP request handler to get information from a currently bonded validator
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func delegatorValidatorHandlerFn(cliCtx client.Context) http.HandlerFunc {
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return queryBonds(cliCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryDelegatorValidator))
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}
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// HTTP request handler to query list of validators
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func validatorsHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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_, page, limit, err := rest.ParseHTTPArgsWithLimit(r, 0)
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if rest.CheckBadRequestError(w, err) {
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return
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}
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clientCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, clientCtx, r)
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if !ok {
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return
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}
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status := r.FormValue("status")
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// These are query params that were available in =<0.39. We show a nice
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// error message for this breaking change.
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if status == "bonded" || status == "unbonding" || status == "unbonded" {
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err := fmt.Errorf("cosmos sdk v0.40 introduces a breaking change on this endpoint:"+
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" instead of querying using `?status=%s`, please use `status=BOND_STATUS_%s`. For more"+
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" info, please see our REST endpoint migration guide at %s", status, strings.ToUpper(status), clientrest.DeprecationURL)
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if rest.CheckBadRequestError(w, err) {
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return
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}
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}
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if status == "" {
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status = types.BondStatusBonded
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}
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params := types.NewQueryValidatorsParams(page, limit, status)
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bz, err := clientCtx.LegacyAmino.MarshalJSON(params)
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if rest.CheckBadRequestError(w, err) {
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return
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}
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route := fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryValidators)
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res, height, err := clientCtx.QueryWithData(route, bz)
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if rest.CheckInternalServerError(w, err) {
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return
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}
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clientCtx = clientCtx.WithHeight(height)
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rest.PostProcessResponse(w, clientCtx, res)
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}
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}
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// HTTP request handler to query the validator information from a given validator address
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func validatorHandlerFn(cliCtx client.Context) http.HandlerFunc {
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return queryValidator(cliCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryValidator))
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}
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// HTTP request handler to query all unbonding delegations from a validator
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func validatorDelegationsHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return queryValidator(clientCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryValidatorDelegations))
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}
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// HTTP request handler to query all unbonding delegations from a validator
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func validatorUnbondingDelegationsHandlerFn(cliCtx client.Context) http.HandlerFunc {
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return queryValidator(cliCtx, fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryValidatorUnbondingDelegations))
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}
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// HTTP request handler to query historical info at a given height
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func historicalInfoHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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heightStr := vars["height"]
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height, err := strconv.ParseInt(heightStr, 10, 64)
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if err != nil || height < 0 {
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rest.WriteErrorResponse(w, http.StatusBadRequest, fmt.Sprintf("Must provide non-negative integer for height: %v", err))
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return
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}
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params := types.QueryHistoricalInfoRequest{Height: height}
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bz, err := clientCtx.LegacyAmino.MarshalJSON(params)
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if rest.CheckInternalServerError(w, err) {
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return
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}
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res, height, err := clientCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryHistoricalInfo), bz)
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if rest.CheckBadRequestError(w, err) {
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return
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}
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clientCtx = clientCtx.WithHeight(height)
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rest.PostProcessResponse(w, clientCtx, res)
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}
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}
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// HTTP request handler to query the pool information
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func poolHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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clientCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, clientCtx, r)
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if !ok {
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return
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}
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res, height, err := clientCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryPool), nil)
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if rest.CheckInternalServerError(w, err) {
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return
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}
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clientCtx = clientCtx.WithHeight(height)
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rest.PostProcessResponse(w, clientCtx, res)
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}
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}
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// HTTP request handler to query the staking params values
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func paramsHandlerFn(clientCtx client.Context) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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clientCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, clientCtx, r)
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if !ok {
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return
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}
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res, height, err := clientCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryParameters), nil)
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if rest.CheckInternalServerError(w, err) {
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return
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}
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clientCtx = clientCtx.WithHeight(height)
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rest.PostProcessResponse(w, clientCtx, res)
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}
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}
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