fabric-samples/test-network/scripts/configUpdate.sh
David Enyeart 4763bcae8d test-network error message if jq not installed
With removal of fabric-tools image, test-network
now depends on jq being installed locally.

This commit logs an error message if jq commands
fail due to jq not being installed locally.

Signed-off-by: David Enyeart <enyeart@us.ibm.com>
2024-04-30 14:48:25 +09:00

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#!/bin/bash
#
# Copyright IBM Corp. All Rights Reserved.
#
# SPDX-License-Identifier: Apache-2.0
#
# import utils
# test network home var targets to test network folder
# the reason we use a var here is considering with org3 specific folder
# when invoking this for org3 as test-network/scripts/org3-scripts
# the value is changed from default as $PWD(test-network)
# to .. as relative path to make the import works
TEST_NETWORK_HOME=${TEST_NETWORK_HOME:-${PWD}}
. ${TEST_NETWORK_HOME}/scripts/envVar.sh
# fetchChannelConfig <org> <channel_id> <output_json>
# Writes the current channel config for a given channel to a JSON file
# NOTE: this requires jq and configtxlator for execution.
fetchChannelConfig() {
ORG=$1
CHANNEL=$2
OUTPUT=$3
setGlobals $ORG
infoln "Fetching the most recent configuration block for the channel"
set -x
peer channel fetch config ${TEST_NETWORK_HOME}/channel-artifacts/config_block.pb -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com -c $CHANNEL --tls --cafile "$ORDERER_CA"
{ set +x; } 2>/dev/null
infoln "Decoding config block to JSON and isolating config to ${OUTPUT}"
set -x
configtxlator proto_decode --input ${TEST_NETWORK_HOME}/channel-artifacts/config_block.pb --type common.Block --output ${TEST_NETWORK_HOME}/channel-artifacts/config_block.json
jq .data.data[0].payload.data.config ${TEST_NETWORK_HOME}/channel-artifacts/config_block.json >"${OUTPUT}"
res=$?
{ set +x; } 2>/dev/null
verifyResult $res "Failed to parse channel configuration, make sure you have jq installed"
}
# createConfigUpdate <channel_id> <original_config.json> <modified_config.json> <output.pb>
# Takes an original and modified config, and produces the config update tx
# which transitions between the two
# NOTE: this requires jq and configtxlator for execution.
createConfigUpdate() {
CHANNEL=$1
ORIGINAL=$2
MODIFIED=$3
OUTPUT=$4
set -x
configtxlator proto_encode --input "${ORIGINAL}" --type common.Config --output ${TEST_NETWORK_HOME}/channel-artifacts/original_config.pb
configtxlator proto_encode --input "${MODIFIED}" --type common.Config --output ${TEST_NETWORK_HOME}/channel-artifacts/modified_config.pb
configtxlator compute_update --channel_id "${CHANNEL}" --original ${TEST_NETWORK_HOME}/channel-artifacts/original_config.pb --updated ${TEST_NETWORK_HOME}/channel-artifacts/modified_config.pb --output ${TEST_NETWORK_HOME}/channel-artifacts/config_update.pb
configtxlator proto_decode --input ${TEST_NETWORK_HOME}/channel-artifacts/config_update.pb --type common.ConfigUpdate --output ${TEST_NETWORK_HOME}/channel-artifacts/config_update.json
echo '{"payload":{"header":{"channel_header":{"channel_id":"'$CHANNEL'", "type":2}},"data":{"config_update":'$(cat ${TEST_NETWORK_HOME}/channel-artifacts/config_update.json)'}}}' | jq . > ${TEST_NETWORK_HOME}/channel-artifacts/config_update_in_envelope.json
configtxlator proto_encode --input ${TEST_NETWORK_HOME}/channel-artifacts/config_update_in_envelope.json --type common.Envelope --output "${OUTPUT}"
{ set +x; } 2>/dev/null
}
# signConfigtxAsPeerOrg <org> <configtx.pb>
# Set the peerOrg admin of an org and sign the config update
signConfigtxAsPeerOrg() {
ORG=$1
CONFIGTXFILE=$2
setGlobals $ORG
set -x
peer channel signconfigtx -f "${CONFIGTXFILE}"
{ set +x; } 2>/dev/null
}