{"componentChunkName":"component---src-templates-tutorial-js","path":"/zh/tutorial/SpatialBlockchain/","result":{"data":{"markdownRemark":{"html":"<h2 id=\"空间区块链\"><a href=\"#%E7%A9%BA%E9%97%B4%E5%8C%BA%E5%9D%97%E9%93%BE\" aria-hidden class=\"anchor\"><svg aria-hidden=\"true\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>空间区块链</h2>\n<p>SuperMap iManager支持一键创建空间区块链。区块链是一种由多方共同维护，使用密码学保证传输和访问安全，能够实现数据一致存储、难以篡改、防止抵赖的记账技术，也称为分布式账本技术，具有去中心化、不可篡改、全程留痕、可以追溯、集体维护、公开透明等特点。空间区块链是区块链技术与地理信息系统的结合，达成了高可信的分布式空间数据库，可用于空间数据的存储与共享。</p>\n<p>在监管方面，可通过拓扑图了解各项服务间的关联及节点状态、查看站点账户、查看服务度量指标与追踪记录、重新部署站点、删除站点、使用关键字搜索服务。可对服务一键重新部署，调整服务规格，修改服务所用镜像，对服务节点手动/动态伸缩，解决单点失效。可查看每个服务的操作日志，并支持在命令行输入shell命令操作服务节点。</p>\n<p>空间区块链站点包含如下服务：</p>\n<p>\n  <a\n    class=\"gatsby-resp-image-link\"\n    href=\"/iManager_K8S/1014/static/eeb227b679e2dc56d827483c3c49e336/daed9/spatialblockchainserviceslist.png\"\n    style=\"display: block\"\n    target=\"_blank\"\n    rel=\"noopener\"\n  >\n  \n  <span\n    class=\"gatsby-resp-image-wrapper\"\n    style=\"position: relative; display: block;  max-width: 840px; margin-left: auto; margin-right: auto;\"\n  >\n    <span\n      class=\"gatsby-resp-image-background-image\"\n      style=\"padding-bottom: 51.90476190476191%; position: relative; bottom: 0; left: 0; background-image: url('data:image/png;base64,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'); background-size: cover; display: block;\"\n    >\n      <img\n        class=\"gatsby-resp-image-image\"\n        style=\"width: 100%; height: 100%; margin: 0; vertical-align: middle; position: absolute; top: 0; left: 0; box-shadow: inset 0px 0px 0px 400px white;\"\n        alt=\"spatialblockchainserviceslist\"\n        title=\"\"\n        src=\"/iManager_K8S/1014/static/eeb227b679e2dc56d827483c3c49e336/1e088/spatialblockchainserviceslist.png\"\n        srcset=\"/iManager_K8S/1014/static/eeb227b679e2dc56d827483c3c49e336/65ed1/spatialblockchainserviceslist.png 210w,\n/iManager_K8S/1014/static/eeb227b679e2dc56d827483c3c49e336/d10fb/spatialblockchainserviceslist.png 420w,\n/iManager_K8S/1014/static/eeb227b679e2dc56d827483c3c49e336/1e088/spatialblockchainserviceslist.png 840w,\n/iManager_K8S/1014/static/eeb227b679e2dc56d827483c3c49e336/78612/spatialblockchainserviceslist.png 1260w,\n/iManager_K8S/1014/static/eeb227b679e2dc56d827483c3c49e336/daed9/spatialblockchainserviceslist.png 1426w\"\n        sizes=\"(max-width: 840px) 100vw, 840px\"\n      />\n    </span>\n  </span>\n  \n  </a>\n    </p>\n<ul>\n<li>ca-org(1-3)：CA节点，认证中心。接收客户端的注册申请，返回注册密码用于用户登录，以便获取身份证书。</li>\n<li>docker：虚拟Docker环境。</li>\n<li>fabric-command: Fabric 命令行。</li>\n<li>ipfs：分布式版本文件系统。</li>\n<li>iserver：GIS服务器。数据目录：/opt/iserverOPTs/iserver_data。</li>\n<li>mysql-server：用于存储iserver的用户信息。</li>\n<li>orderer：排序服务节点orderer，接收包含背书签名的交易，对未打包的交易进行排序生成区块，广播给peer节点。</li>\n<li>org(1-3)peer1：Peer节点，主要负责通过执行链码（chaincode）实现对账本的读写操作。</li>\n</ul>","frontmatter":{"title":"教程","next":null,"prev":null},"fields":{"path":"content/tutorial/SpatialBlockchain.zh.md","slug":"/zh/tutorial/SpatialBlockchain/","langKey":"zh"}}},"pageContext":{"slug":"/zh/tutorial/SpatialBlockchain/"}}}