313 lines
10 KiB
Go
313 lines
10 KiB
Go
package rest
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import (
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"fmt"
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"net/http"
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"strings"
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"github.com/cosmos/cosmos-sdk/client/context"
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"github.com/cosmos/cosmos-sdk/codec"
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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"
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"github.com/gorilla/mux"
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)
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func registerQueryRoutes(cliCtx context.CLIContext, r *mux.Router, cdc *codec.Codec) {
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx, cdc),
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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(cliCtx context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryDelegator(cliCtx, cdc, fmt.Sprintf("custom/%s/%s", staking.QuerierRoute, staking.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 context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryDelegator(cliCtx, cdc, "custom/staking/delegatorUnbondingDelegations")
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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(cliCtx context.CLIContext, cdc *codec.Codec) 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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_, err := sdk.AccAddressFromBech32(delegatorAddr)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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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 txs []*sdk.SearchTxsResult
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var actions []string
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switch {
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case isBondTx:
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actions = append(actions, staking.MsgDelegate{}.Type())
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case isUnbondTx:
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actions = append(actions, staking.MsgUndelegate{}.Type())
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case isRedTx:
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actions = append(actions, staking.MsgBeginRedelegate{}.Type())
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case noQuery:
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actions = append(actions, staking.MsgDelegate{}.Type())
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actions = append(actions, staking.MsgUndelegate{}.Type())
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actions = append(actions, staking.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(cliCtx, cdc, action, delegatorAddr)
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if errQuery != nil {
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rest.WriteErrorResponse(w, http.StatusInternalServerError, errQuery.Error())
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}
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txs = append(txs, foundTxs)
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}
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res, err := cdc.MarshalJSON(txs)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
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return
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}
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rest.PostProcessResponse(w, cdc, res, cliCtx.Indent)
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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 context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryBonds(cliCtx, cdc, "custom/staking/unbondingDelegation")
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}
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// HTTP request handler to query redelegations
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func redelegationsHandlerFn(cliCtx context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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var params staking.QueryRedelegationParams
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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 err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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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 err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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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 err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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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 := cdc.MarshalJSON(params)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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return
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}
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res, err := cliCtx.QueryWithData("custom/staking/redelegations", bz)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
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return
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}
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rest.PostProcessResponse(w, cdc, res, cliCtx.Indent)
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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(cliCtx context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryBonds(cliCtx, cdc, fmt.Sprintf("custom/%s/%s", staking.QuerierRoute, staking.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 context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryDelegator(cliCtx, cdc, "custom/staking/delegatorValidators")
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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 context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryBonds(cliCtx, cdc, "custom/staking/delegatorValidator")
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}
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// HTTP request handler to query list of validators
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func validatorsHandlerFn(cliCtx context.CLIContext, cdc *codec.Codec) 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 err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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return
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}
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status := r.FormValue("status")
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if status == "" {
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status = sdk.BondStatusBonded
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}
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params := staking.NewQueryValidatorsParams(page, limit, status)
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bz, err := cdc.MarshalJSON(params)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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return
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}
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route := fmt.Sprintf("custom/%s/%s", staking.QuerierRoute, staking.QueryValidators)
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res, err := cliCtx.QueryWithData(route, bz)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
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return
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}
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rest.PostProcessResponse(w, cdc, res, cliCtx.Indent)
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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 context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryValidator(cliCtx, cdc, "custom/staking/validator")
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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(cliCtx context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryValidator(cliCtx, cdc, fmt.Sprintf("custom/%s/%s", staking.QuerierRoute, staking.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 context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return queryValidator(cliCtx, cdc, "custom/staking/validatorUnbondingDelegations")
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}
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// HTTP request handler to query the pool information
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func poolHandlerFn(cliCtx context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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res, err := cliCtx.QueryWithData("custom/staking/pool", nil)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
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return
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}
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rest.PostProcessResponse(w, cdc, res, cliCtx.Indent)
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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(cliCtx context.CLIContext, cdc *codec.Codec) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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res, err := cliCtx.QueryWithData("custom/staking/parameters", nil)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
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return
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}
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rest.PostProcessResponse(w, cdc, res, cliCtx.Indent)
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}
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}
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