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‎05_赠送课程-手把手写比特币/code/bootstrap.sh

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#!/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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# if version not passed in, default to latest released version
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export VERSION=1.2.0
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# if ca version not passed in, default to latest released version
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export CA_VERSION=$VERSION
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# current version of thirdparty images (couchdb, kafka and zookeeper) released
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export THIRDPARTY_IMAGE_VERSION=0.4.10
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export ARCH=$(echo "$(uname -s|tr '[:upper:]' '[:lower:]'|sed 's/mingw64_nt.*/windows/')-$(uname -m | sed 's/x86_64/amd64/g')")
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export MARCH=$(uname -m)
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printHelp() {
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echo "Usage: bootstrap.sh [version [ca_version [thirdparty_version]]] [options]"
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echo
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echo "options:"
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echo "-h : this help"
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echo "-d : bypass docker image download"
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echo "-s : bypass fabric-samples repo clone"
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echo "-b : bypass download of platform-specific binaries"
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echo
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echo "e.g. bootstrap.sh 1.2.0 -s"
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echo "would download docker images and binaries for version 1.2.0"
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}
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dockerFabricPull() {
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local FABRIC_TAG=$1
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for IMAGES in peer orderer ccenv tools; do
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echo "==> FABRIC IMAGE: $IMAGES"
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echo
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docker pull hyperledger/fabric-$IMAGES:$FABRIC_TAG
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docker tag hyperledger/fabric-$IMAGES:$FABRIC_TAG hyperledger/fabric-$IMAGES
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done
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}
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dockerThirdPartyImagesPull() {
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local THIRDPARTY_TAG=$1
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for IMAGES in couchdb kafka zookeeper; do
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echo "==> THIRDPARTY DOCKER IMAGE: $IMAGES"
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echo
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docker pull hyperledger/fabric-$IMAGES:$THIRDPARTY_TAG
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docker tag hyperledger/fabric-$IMAGES:$THIRDPARTY_TAG hyperledger/fabric-$IMAGES
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done
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}
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dockerCaPull() {
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local CA_TAG=$1
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echo "==> FABRIC CA IMAGE"
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echo
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docker pull hyperledger/fabric-ca:$CA_TAG
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docker tag hyperledger/fabric-ca:$CA_TAG hyperledger/fabric-ca
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}
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samplesInstall() {
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# clone (if needed) hyperledger/fabric-samples and checkout corresponding
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# version to the binaries and docker images to be downloaded
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if [ -d first-network ]; then
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# if we are in the fabric-samples repo, checkout corresponding version
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echo "===> Checking out v${VERSION} branch of hyperledger/fabric-samples"
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git checkout v${VERSION}
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elif [ -d fabric-samples ]; then
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# if fabric-samples repo already cloned and in current directory,
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# cd fabric-samples and checkout corresponding version
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echo "===> Checking out v${VERSION} branch of hyperledger/fabric-samples"
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cd fabric-samples && git checkout v${VERSION}
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else
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echo "===> Cloning hyperledger/fabric-samples repo and checkout v${VERSION}"
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git clone -b master https://github.com/hyperledger/fabric-samples.git && cd fabric-samples && git checkout v${VERSION}
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fi
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}
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# Incrementally downloads the .tar.gz file locally first, only decompressing it
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# after the download is complete. This is slower than binaryDownload() but
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# allows the download to be resumed.
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binaryIncrementalDownload() {
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local BINARY_FILE=$1
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local URL=$2
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curl -f -s -C - ${URL} -o ${BINARY_FILE} || rc=$?
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# Due to limitations in the current Nexus repo:
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# curl returns 33 when there's a resume attempt with no more bytes to download
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# curl returns 2 after finishing a resumed download
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# with -f curl returns 22 on a 404
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if [ "$rc" = 22 ]; then
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# looks like the requested file doesn't actually exist so stop here
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return 22
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fi
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if [ -z "$rc" ] || [ $rc -eq 33 ] || [ $rc -eq 2 ]; then
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# The checksum validates that RC 33 or 2 are not real failures
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echo "==> File downloaded. Verifying the md5sum..."
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localMd5sum=$(md5sum ${BINARY_FILE} | awk '{print $1}')
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remoteMd5sum=$(curl -s ${URL}.md5)
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if [ "$localMd5sum" == "$remoteMd5sum" ]; then
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echo "==> Extracting ${BINARY_FILE}..."
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tar xzf ./${BINARY_FILE} --overwrite
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echo "==> Done."
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rm -f ${BINARY_FILE} ${BINARY_FILE}.md5
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else
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echo "Download failed: the local md5sum is different from the remote md5sum. Please try again."
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rm -f ${BINARY_FILE} ${BINARY_FILE}.md5
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exit 1
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fi
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else
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echo "Failure downloading binaries (curl RC=$rc). Please try again and the download will resume from where it stopped."
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exit 1
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fi
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}
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# This will attempt to download the .tar.gz all at once, but will trigger the
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# binaryIncrementalDownload() function upon a failure, allowing for resume
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# if there are network failures.
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binaryDownload() {
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local BINARY_FILE=$1
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local URL=$2
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echo "===> Downloading: " ${URL}
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# Check if a previous failure occurred and the file was partially downloaded
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if [ -e ${BINARY_FILE} ]; then
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echo "==> Partial binary file found. Resuming download..."
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binaryIncrementalDownload ${BINARY_FILE} ${URL}
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else
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curl ${URL} | tar xz || rc=$?
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if [ ! -z "$rc" ]; then
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echo "==> There was an error downloading the binary file. Switching to incremental download."
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echo "==> Downloading file..."
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binaryIncrementalDownload ${BINARY_FILE} ${URL}
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else
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echo "==> Done."
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fi
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fi
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}
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binariesInstall() {
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echo "===> Downloading version ${FABRIC_TAG} platform specific fabric binaries"
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binaryDownload ${BINARY_FILE} https://nexus.hyperledger.org/content/repositories/releases/org/hyperledger/fabric/hyperledger-fabric/${ARCH}-${VERSION}/${BINARY_FILE}
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if [ $? -eq 22 ]; then
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echo
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echo "------> ${FABRIC_TAG} platform specific fabric binary is not available to download <----"
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echo
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fi
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echo "===> Downloading version ${CA_TAG} platform specific fabric-ca-client binary"
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binaryDownload ${CA_BINARY_FILE} https://nexus.hyperledger.org/content/repositories/releases/org/hyperledger/fabric-ca/hyperledger-fabric-ca/${ARCH}-${CA_VERSION}/${CA_BINARY_FILE}
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if [ $? -eq 22 ]; then
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echo
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echo "------> ${CA_TAG} fabric-ca-client binary is not available to download (Available from 1.1.0-rc1) <----"
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echo
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fi
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}
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dockerInstall() {
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which docker >& /dev/null
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NODOCKER=$?
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if [ "${NODOCKER}" == 0 ]; then
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echo "===> Pulling fabric Images"
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dockerFabricPull ${FABRIC_TAG}
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echo "===> Pulling fabric ca Image"
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dockerCaPull ${CA_TAG}
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echo "===> Pulling thirdparty docker images"
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dockerThirdPartyImagesPull ${THIRDPARTY_TAG}
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echo
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echo "===> List out hyperledger docker images"
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docker images | grep hyperledger*
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else
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echo "========================================================="
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echo "Docker not installed, bypassing download of Fabric images"
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echo "========================================================="
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fi
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}
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DOCKER=true
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SAMPLES=true
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BINARIES=true
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# Parse commandline args pull out
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# version and/or ca-version strings first
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if [ ! -z $1 -a ${1:0:1} != "-" ]; then
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VERSION=$1;shift
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if [ ! -z $1 -a ${1:0:1} != "-" ]; then
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CA_VERSION=$1;shift
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if [ ! -z $1 -a ${1:0:1} != "-" ]; then
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THIRDPARTY_IMAGE_VERSION=$1;shift
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fi
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fi
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fi
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# prior to 1.2.0 architecture was determined by uname -m
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if [[ $VERSION =~ ^1\.[0-1]\.* ]]; then
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export FABRIC_TAG=${MARCH}-${VERSION}
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export CA_TAG=${MARCH}-${CA_VERSION}
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export THIRDPARTY_TAG=${MARCH}-${THIRDPARTY_IMAGE_VERSION}
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else
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# starting with 1.2.0, multi-arch images will be default
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: ${CA_TAG:="$CA_VERSION"}
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: ${FABRIC_TAG:="$VERSION"}
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: ${THIRDPARTY_TAG:="$THIRDPARTY_IMAGE_VERSION"}
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fi
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BINARY_FILE=hyperledger-fabric-${ARCH}-${VERSION}.tar.gz
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CA_BINARY_FILE=hyperledger-fabric-ca-${ARCH}-${CA_VERSION}.tar.gz
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# then parse opts
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while getopts "h?dsb" opt; do
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case "$opt" in
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h|\?)
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printHelp
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exit 0
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;;
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d) DOCKER=false
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;;
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s) SAMPLES=false
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;;
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b) BINARIES=false
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;;
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esac
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done
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if [ "$SAMPLES" == "true" ]; then
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echo
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echo "Installing hyperledger/fabric-samples repo"
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echo
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samplesInstall
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fi
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if [ "$BINARIES" == "true" ]; then
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echo
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echo "Installing Hyperledger Fabric binaries"
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echo
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binariesInstall
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fi
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if [ "$DOCKER" == "true" ]; then
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echo
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echo "Installing Hyperledger Fabric docker images"
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echo
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dockerInstall
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fi

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