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110 lines
3.4 KiB
Bash
Executable file
110 lines
3.4 KiB
Bash
Executable file
#!/bin/bash
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#
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# Copyright IBM Corp. All Rights Reserved.
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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function fetch_channel_config() {
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local output=$1
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echo "Fetching the most recent configuration block for channel ${CHANNEL_NAME}"
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peer channel \
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fetch config config_block.pb \
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-o org0-orderer1:6050 \
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-c ${CHANNEL_NAME} \
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--tls --cafile ${ORDERER_TLS_CA_FILE}
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echo "Decoding config block to JSON and isolating config to ${output}"
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configtxlator proto_decode \
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--input config_block.pb \
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--type common.Block \
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| jq .data.data[0].payload.data.config > ${output}
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}
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verify_result() {
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if [ $1 -ne 0 ]; then
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echo $2
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exit $1
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fi
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}
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function create_config_update() {
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local original=$1
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local modified=$2
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local output=$3
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configtxlator proto_encode --input "${original}" --type common.Config --output original_config.pb
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configtxlator proto_encode --input "${modified}" --type common.Config --output modified_config.pb
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# returns non-zero if no updates were detected between current and new config
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configtxlator compute_update --channel_id "${CHANNEL_NAME}" --original original_config.pb --updated modified_config.pb --output config_update.pb
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if [ $? -ne 0 ]; then
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echo "Anchor peer has already been set to ${ANCHOR_PEER_HOST}:${ANCHOR_PEER_PORT} - no update required."
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return 1
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fi
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configtxlator proto_decode --input config_update.pb --type common.ConfigUpdate --output config_update.json
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echo '{"payload":{"header":{"channel_header":{"channel_id":"'${CHANNEL_NAME}'", "type":2}},"data":{"config_update":'$(cat config_update.json)'}}}' | jq . > config_update_in_envelope.json
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configtxlator proto_encode --input config_update_in_envelope.json --type common.Envelope --output ${output}
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return 0
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}
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function create_anchor_peer_update() {
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echo "Generating anchor peer update transaction for Org${ORG_NUM} on channel ${CHANNEL_NAME}"
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fetch_channel_config config.json
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set -x
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# Modify the configuration to append the anchor peer
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jq '.channel_group.groups.Application.groups.'${CORE_PEER_LOCALMSPID}'.values += {"AnchorPeers":{"mod_policy": "Admins","value":{"anchor_peers": [{"host": "'${ANCHOR_PEER_HOST}'","port": '${ANCHOR_PEER_PORT}'}]},"version": "0"}}' config.json > modified_config.json
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{ set +x; } 2>/dev/null
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# Compute a config update, based on the differences between
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# config.json and modified_config.json, write
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# it as a transaction to anchors.tx
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create_config_update config.json modified_config.json anchors.tx
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return $?
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}
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function update_anchor_peer() {
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peer channel \
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update -f anchors.tx \
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-o org0-orderer1:6050 \
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-c ${CHANNEL_NAME} \
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--tls --cafile ${ORDERER_TLS_CA_FILE} >& log.txt
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res=$?
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cat log.txt
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verify_result $res "Anchor peer update failed"
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echo "Anchor peer set for org ${ORG_NAME} on channel ${CHANNEL_NAME} to ${ANCHOR_PEER_HOST}:${ANCHOR_PEER_PORT}"
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}
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function set_anchor_peer() {
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echo "Updating org ${ORG_NUM} anchor peer for channel ${CHANNEL_NAME} to ${ANCHOR_PEER_HOST}:${ANCHOR_PEER_PORT}"
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create_anchor_peer_update
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res=$?
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if [ $res -eq 0 ]; then
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update_anchor_peer
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fi
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}
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set -x
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ORG_NUM=$1
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CHANNEL_NAME=$2
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PEER_NAME=$3
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ORG_NAME="org${ORG_NUM}"
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ANCHOR_PEER_HOST=${ORG_NAME}-${PEER_NAME}
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ANCHOR_PEER_PORT=7051
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ORDERER_TLS_CA_FILE=/var/hyperledger/fabric/organizations/ordererOrganizations/org0.example.com/msp/tlscacerts/org0-tls-ca.pem
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export CORE_PEER_LOCALMSPID="Org${ORG_NUM}MSP"
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set_anchor_peer
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{ set +x; } 2>/dev/null
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