feat(cli): add read vouchers command

CHANGELOG.md

@@ -12,7 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added `cartesi-rollups-node` Go binary as a single entrypoint to execute all Cartesi Node services
 - Added unified configuration for the Node with a new set of environment variables.
 - Added `cartesi-rollups-cli` binary to help develop and debug the Cartesi Rollups node
-- Added read input and read notice to `cartesi-rollups-cli`
+- Added read input, read notice and read voucher to `cartesi-rollups-cli`
 
 ### Changed
 

cmd/cartesi-rollups-cli/root/read/read.go

@@ -9,6 +9,8 @@ import (
 	"github.com/cartesi/rollups-node/cmd/cartesi-rollups-cli/root/read/notice"
 	"github.com/cartesi/rollups-node/cmd/cartesi-rollups-cli/root/read/notices"
 	"github.com/cartesi/rollups-node/cmd/cartesi-rollups-cli/root/read/voucher"
+	"github.com/cartesi/rollups-node/cmd/cartesi-rollups-cli/root/read/vouchers"
+
 	"github.com/spf13/cobra"
 )
 
@@ -23,4 +25,5 @@ func init() {
 	Cmd.AddCommand(notice.Cmd)
 	Cmd.AddCommand(notices.Cmd)
 	Cmd.AddCommand(voucher.Cmd)
+	Cmd.AddCommand(vouchers.Cmd)
 }

cmd/cartesi-rollups-cli/root/read/vouchers/vouchers.go

@@ -0,0 +1,57 @@
+// (c) Cartesi and individual authors (see AUTHORS)
+// SPDX-License-Identifier: Apache-2.0 (see LICENSE)
+
+package vouchers
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/Khan/genqlient/graphql"
+	"github.com/cartesi/rollups-node/pkg/readerclient"
+	"github.com/spf13/cobra"
+)
+
+var Cmd = &cobra.Command{
+	Use:     "vouchers",
+	Short:   "Reads all vouchers. If an input is specified, reads all vouchers from that input",
+	Example: examples,
+	Run:     run,
+}
+
+const examples = `# Read all vouchers:
+cartesi-rollups-cli read vouchers`
+
+var (
+	inputIndex      int
+	graphqlEndpoint string
+)
+
+func init() {
+	Cmd.Flags().IntVar(&inputIndex, "input-index", -1,
+		"index of the input")
+
+	Cmd.Flags().StringVar(&graphqlEndpoint, "graphql-endpoint", "http://0.0.0.0:4000/graphql",
+		"address used to connect to graphql")
+}
+
+func run(cmd *cobra.Command, args []string) {
+	ctx := cmd.Context()
+	client := graphql.NewClient(graphqlEndpoint, nil)
+
+	var resp []readerclient.Voucher
+	var err error
+
+	if cmd.Flags().Changed("input-index") {
+		resp, err = readerclient.GetInputVouchers(ctx, client, inputIndex)
+		cobra.CheckErr(err)
+	} else {
+		resp, err = readerclient.GetVouchers(ctx, client)
+		cobra.CheckErr(err)
+	}
+
+	val, err := json.MarshalIndent(resp, "", "    ")
+	cobra.CheckErr(err)
+
+	fmt.Print(string(val))
+}

pkg/readerclient/generate/input_vouchers.graphql

@@ -0,0 +1,27 @@
+query getInputVouchers($inputIndex: Int!) {
+  input(index: $inputIndex) {
+    index
+    vouchers {
+      edges {
+        node{
+          index
+          payload
+          destination
+          proof {
+            validity {
+              inputIndexWithinEpoch
+              outputIndexWithinInput
+              outputHashesRootHash
+              vouchersEpochRootHash
+              noticesEpochRootHash
+              machineStateHash
+              outputHashInOutputHashesSiblings
+              outputHashesInEpochSiblings
+            }
+            context
+          }
+        }
+      }
+    }
+  }
+}

pkg/readerclient/generate/vouchers.graphql

@@ -0,0 +1,27 @@
+query getVouchers {
+  vouchers {
+    edges {
+      node {
+        index
+        payload
+        destination
+        proof {
+          validity {
+            inputIndexWithinEpoch
+            outputIndexWithinInput
+            outputHashesRootHash
+            vouchersEpochRootHash
+            noticesEpochRootHash
+            machineStateHash
+            outputHashInOutputHashesSiblings
+            outputHashesInEpochSiblings
+          }
+          context
+        }
+        input {
+          index
+        }
+      }
+    }
+  }
+}