appropriate startup file, such as your personal ~/.bashrc file if you are using the bash shell under Linux. First, you must set the environment variable GOPATH to point at the Go workspace containing the something like: export GOPATH=$HOME/go Note You must set the GOPATH variable Even though, in Linux, Go’s GOPATH variable can be a colon-separated list of directories, and will use a default value of command search path to include the Go bin directory, such as the following example for bash under Linux: export PATH=$PATH:$GOPATH/bin While this directory may not exist in a new Go workspace installation

0b78367649dd0b8b5954ee919bf50c1398a373ca777e6329bd0c4b82e8', lastPing: 0, name: 'eth/v1.0/Linux/g++/Interpreter/RelWithDebInfo/0/', network: { remoteAddress: '127.0.0.1:30403' }, notes: { SDK编译 安装依赖软件 部署web3sdk之前需要安装git, dos2unix依赖软件: git：用于拉取最新代码 dos2unix: 用于处理windows文件上传到linux服务器时，文件格式无法被 linux正确解析的问题； centos: $ sudo yum -y install git dos2unix ubuntu: $ sudo apt install git tofrodos k8-downloads- 2133151.html] 选择jdk-8u181-linux-x64.tar.gz下载. 上传解压. 将下载的jdk-8u181-linux-x64.tar.gz上传至服务器, 放入/usr/local/目录, 然后解压. $ tar -zxvf jdk-8u181-linux-x64.tar.gz $ cd jdk1.8.0_181 && pwd $ /usr/local/jdk1

appropriate startup file, such as your personal ~/.bashrc file if you are using the bash shell under Linux. First, you must set the environment variable GOPATH to point at the Go workspace containing the something like: export GOPATH=$HOME/go Note: You must set the GOPATH variable Even though, in Linux, Go’s GOPATH variable can be a colon-separated list of directories, and will use a default value of command search path to include the Go bin directory, such as the following example for bash under Linux: export PATH=$PATH:$GOPATH/bin While this directory may not exist in a new Go workspace installation

blockchain platforms. One key point of differentiation is that Hyperledger was established under the Linux Foundation, which itself has a long and very successful history of nurturing open source projects appropriate startup file, such as your personal ~/.bashrc file if you are using the bash shell under Linux. First, you must set the environment variable GOPATH to point at the Go workspace containing the something like: export GOPATH=$HOME/go Note You must set the GOPATH variable Even though, in Linux, Go’s GOPATH variable can be a colon-separated list of directories, and will use a default value of

blockchain platforms. One key point of differentiation is that Hyperledger was established under the Linux Foundation, which itself has a long and very successful history of nurturing open source projects appropriate startup file, such as your personal ~/.bashrc file if you are using the bash shell under Linux. First, you must set the environment variable GOPATH to point at the Go workspace containing the something like: export GOPATH=$HOME/go Note: You must set the GOPATH variable Even though, in Linux, Go’s GOPATH variable can be a colon-separated list of directories, and will use a default value of

blockchain platforms. One key point of differentiation is that Hyperledger was established under the Linux Foundation, which itself has a long and very successful history of nurturing open source projects fundamental ideas of the sharing of information and processes. What is Hyperledger Fabric? The Linux Foundation founded the Hyperledger project in 2015 to advance cross- industry blockchain technologies appropriate startup file, such as your personal ~/.bashrc file if you are using the bash shell under Linux. First, you must set the environment variable GOPATH to point at the Go workspace containing the

== # 获取客户端版本 [group:1]> getNodeVersion { "Build Time":"20190121 06:21:05", "Build Type":"Linux/clang/Debug", "FISCO-BCOS Version":"2.0.0", "Git Branch":"master", "Git Commit Hash":"c2 BCOS区块链的业务应用场景开发全过程，从 业务场景分析，到合约的设计实现，然后介绍合约编译以及如何部署到区块 链，最后介绍一个应用模块的实现，通过我们提供的Web3SDK实现对区块链 上合约的调用访问。 本教程要求用户熟悉Linux操作环境，具备Java开发的基本技能，能够使用 Gradle工具，熟悉Solidity语法 [https://solidity.readthedocs.io/en/latest/]。 通过学习教程，你将会了解到以下内容： 用于下载Gradle的相关代码实现 | |-- gradle-wrapper.properties // wrapper所使用的配置信息，比如 gradle的版本等信息 |-- gradlew // Linux或者Unix下用于执行wrapper命令的Shell脚本 |-- gradlew.bat // Windows下用于执行wrapper命令的批处理脚本 |-- src | |-- main |

搭建本地网络 搭建本地单节点网络 使用预编译版 Mac OS Linux 命令行执行以下命令: # 下载预编译包 wget https://xuper.baidu.com/download/xuperchain-dawrin- amd64.tar.gz # 解压二进制文件 tar zxvf xuperchain-linux-amd64.tar.gz # 设置 PATH 变量， 方便在其他地方使用命令 xchain 命令行执行以下命令: # 下载预编译包 wget https://xuper.baidu.com/download/xuperchain-linux- amd64.tar.gz # 解压二进制文件 tar zxvf xuperchain-linux-amd64.tar.gz # 设置 PATH 变量， 方便在其他地方使用命令 export XCHAIN_ROOT=`pwd`/output 组，或者当前运行的系统账号不在docker用户组中，可以 尝试下面的命令： sudo groupadd docker sudo usermod -aG docker ${USER} // 此处${USER}为你 编译合约时使用的linux账号 service docker resteart 使用国密 目前我们开源的国密密码学插件支持SM2/SM3/SM4算法，并且国密插件支持 对Nist P256算法生成的地址和签名数据进行验签。

搭建本地网络 搭建本地单节点网络 使用预编译版 Mac OS Linux 命令行执行以下命令: # 下载预编译包 wget https://xuper.baidu.com/download/xuperchain-dawrin- amd64.tar.gz # 解压二进制文件 tar zxvf xuperchain-linux-amd64.tar.gz # 设置 PATH 变量， 方便在其他地方使用命令 xchain 命令行执行以下命令: # 下载预编译包 wget https://xuper.baidu.com/download/xuperchain-linux- amd64.tar.gz # 解压二进制文件 tar zxvf xuperchain-linux-amd64.tar.gz # 设置 PATH 变量， 方便在其他地方使用命令 export XCHAIN_ROOT=`pwd`/output 组，或者当前运行的系统账号不在docker用户组中，可以 尝试下面的命令： sudo groupadd docker sudo usermod -aG docker ${USER} // 此处${USER}为你 编译合约时使用的linux账号 service docker resteart 使用国密 目前我们开源的国密密码学插件支持SM2/SM3/SM4算法，并且国密插件支持 对Nist P256算法生成的地址和签名数据进行验签。

搭建本地网络 搭建本地单节点网络 使用预编译版 Mac OS Linux 命令行执行以下命令: # 下载预编译包 wget https://xuper.baidu.com/download/xuperchain-dawrin- amd64.tar.gz # 解压二进制文件 tar zxvf xuperchain-linux-amd64.tar.gz # 设置 PATH 变量， 方便在其他地方使用命令 xchain 命令行执行以下命令: # 下载预编译包 wget https://xuper.baidu.com/download/xuperchain-linux- amd64.tar.gz # 解压二进制文件 tar zxvf xuperchain-linux-amd64.tar.gz # 设置 PATH 变量， 方便在其他地方使用命令 export XCHAIN_ROOT=`pwd`/output 组，或者当前运行的系统账号不在docker用户组中，可以 尝试下面的命令： sudo groupadd docker sudo usermod -aG docker ${USER} // 此处${USER}为你 编译合约时使用的linux账号 service docker resteart 使用国密 目前我们开源的国密密码学插件支持SM2/SM3/SM4算法，并且国密插件支持 对Nist P256算法生成的地址和签名数据进行验签。