rpc/client: take context as first param (#5347)

Closes #5145

also applies to light/client

cmd/tendermint/commands/debug/util.go

@@ -1,6 +1,7 @@
 package debug
 
 import (
+	"context"
 	"fmt"
 	"io/ioutil"
 	"net/http"
@@ -15,7 +16,7 @@ import (
 // dumpStatus gets node status state dump from the Tendermint RPC and writes it
 // to file. It returns an error upon failure.
 func dumpStatus(rpc *rpchttp.HTTP, dir, filename string) error {
-	status, err := rpc.Status()
+	status, err := rpc.Status(context.Background())
 	if err != nil {
 		return fmt.Errorf("failed to get node status: %w", err)
 	}
@@ -26,7 +27,7 @@ func dumpStatus(rpc *rpchttp.HTTP, dir, filename string) error {
 // dumpNetInfo gets network information state dump from the Tendermint RPC and
 // writes it to file. It returns an error upon failure.
 func dumpNetInfo(rpc *rpchttp.HTTP, dir, filename string) error {
-	netInfo, err := rpc.NetInfo()
+	netInfo, err := rpc.NetInfo(context.Background())
 	if err != nil {
 		return fmt.Errorf("failed to get node network information: %w", err)
 	}
@@ -37,7 +38,7 @@ func dumpNetInfo(rpc *rpchttp.HTTP, dir, filename string) error {
 // dumpConsensusState gets consensus state dump from the Tendermint RPC and
 // writes it to file. It returns an error upon failure.
 func dumpConsensusState(rpc *rpchttp.HTTP, dir, filename string) error {
-	consDump, err := rpc.DumpConsensusState()
+	consDump, err := rpc.DumpConsensusState(context.Background())
 	if err != nil {
 		return fmt.Errorf("failed to get node consensus dump: %w", err)
 	}

cmd/tendermint/commands/lite.go

@@ -1,6 +1,7 @@
 package commands
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"net/http"
@@ -36,7 +37,7 @@ that, it will present the same interface as a full Tendermint node.
 Furthermore to the chainID, a fresh instance of a light client will
 need a primary RPC address, a trusted hash and height and witness RPC addresses
 (if not using sequential verification). To restart the node, thereafter
-only the chainID is required. 
+only the chainID is required.
 
 `,
 	RunE: runProxy,
@@ -148,6 +149,7 @@ func runProxy(cmd *cobra.Command, args []string) error {
 	var c *light.Client
 	if trustedHeight > 0 && len(trustedHash) > 0 { // fresh installation
 		c, err = light.NewHTTPClient(
+			context.Background(),
 			chainID,
 			light.TrustOptions{
 				Period: trustingPeriod,