{"id":1317,"date":"2022-09-21T15:29:40","date_gmt":"2022-09-21T07:29:40","guid":{"rendered":"http:\/\/175.24.184.226\/?p=1317"},"modified":"2022-10-28T17:32:48","modified_gmt":"2022-10-28T09:32:48","slug":"python%e9%80%9a%e8%bf%87ssh%e9%80%9a%e9%81%93%e8%bf%9e%e6%8e%a5postgresql%e6%95%b0%e6%8d%ae%e5%ba%93mysql%e7%ad%89%e7%b1%bb%e5%90%8c","status":"publish","type":"post","link":"\/?p=1317","title":{"rendered":"python\u901a\u8fc7ssh\u901a\u9053\u8fde\u63a5PostgreSQL\u6570\u636e\u5e93(mysql\u7b49\u7c7b\u540c)"},"content":{"rendered":"<h3>\u4e00\u3001\u95ee\u9898\u9700\u6c42<\/h3>\n<p>\u5bf9\u4e8e\u6709ssh\u901a\u9053\u8bbe\u7f6e\u7684\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u9047\u5230\u5df2\u7ecf\u6709\u4e00\u6bb5\u65f6\u95f4\u4e86\u3002\u4e4b\u524d\u8001\u662f\u7591\u60d1\uff0c\u4f7f\u7528Navicat\u4e4b\u7c7b\u7684\u5de5\u5177\u5c31\u53ef\u4ee5\u8fde\u63a5\u6570\u636e\u5e93\uff0c\u4f46\u7528python\u5c31\u662f\u8fde\u63a5\u4e0d\u5230\u3002\u4e4b\u524d\u5199\u7684\u535a\u6587<a href=\"https:\/\/blog.csdn.net\/weixin_42521211\/article\/details\/114372699\">\u3010python\u8fde\u63a5PostgreSQL\u6570\u636e\u5e93\u83b7\u53d6\u6570\u636e\u7684\u529e\u6cd5\u3011<\/a>\u600e\u4e48\u7070\u4e8b\uff0c\u5c31\u4e0d\u9002\u7528\u4e86\u3002\u4eca\u65e5\u6709\u7a7a\uff0c\u628a\u8fd9\u4e2a\u95ee\u9898\u62c9\u51fa\u6765\uff0c\u89e3\u51b3\u4e00\u4e0b\uff1a\u5bf9\u4e8e\u8bbe\u7f6e\u6709<strong>ssh\u901a\u9053<\/strong>\u7684\u6570\u636e\u5e93\uff0c\u8be5\u600e\u4e48\u7528python\u6765\u8fde\u63a5\uff1f<\/p>\n<h3>\u4e8c\u3001\u89e3\u51b3\u529e\u6cd5<\/h3>\n<p>\u4ece\u7f51\u4e0a\u770b\u4e86\u4e00\u5927\u5708\uff0c\u5c1d\u8bd5\u4e86\u597d\u51e0\u7bc7\u535a\u6587\u63d0\u4f9b\u7684\u65b9\u6cd5\uff0c\u90fd\u6ca1\u6709\u8fbe\u5230\u81ea\u5df1\u60f3\u8981\u7684\u7ed3\u679c\u3002\u6700\u540e\uff0c\u53d1\u73b0\u4e86\u4e00\u7bc7\u6709\u7528\u7684\u535a\u6587<a href=\"about:blank#fn1\">1<\/a>,\u501f\u52a9\u5b83\u7684\u8bf4\u660e\uff0c\u7ec8\u4e8e\u6210\u529f\u8fde\u63a5\u3002\u56de\u987e\u4e00\u4e0b\uff0cssh\u6709\u70b9\u50cf\u5821\u5792\u673a\uff0c\u6216\u8005\u8bf4\u7b2c\u4e09\u65b9\uff0c\u535a\u6587<a href=\"https:\/\/blog.csdn.net\/weixin_42521211\/article\/details\/114372699\">\u3010python\u8fde\u63a5PostgreSQL\u6570\u636e\u5e93\u83b7\u53d6\u6570\u636e\u7684\u529e\u6cd5\u3011<\/a>\u4ecb\u7ecd\u7684\u8fd9\u4e9b\u8fde\u63a5\u65b9\u5f0f\uff0c\u53ef\u4ee5\u8ba4\u4e3a\u8fde\u63a5\u6570\u636e\u5e93\uff0c\u53ea\u6709\u4e24\u65b9\u3002\u73b0\u5728\u591a\u4e86\u4e00\u4e2a\u4e2d\u95f4\u65b9\uff0c\u4ece\u800c\u6765\u8fde\u63a5\u4f60\u548c\u6570\u636e\u5e93\u3002\u53ef\u4ee5\u53c2\u8003\u901a\u8fc7Navicat\u8fde\u63a5\u6570\u636e\u5e93\u7684\u754c\u9762\u6bd4\u8f83\u5f62\u8c61\u5316\u5f97\u77e5\u3002<br \/>\n<img src=\"https:\/\/img-blog.csdnimg.cn\/20210408094137487.png?x-oss-process=image\/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MjUyMTIxMQ==,size_16,color_FFFFFF,t_70\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>python\u63d0\u4f9b\u4e86\u5f88\u597d\u7684\u5305\u5de5\u5177\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9e\u73b0\u8fd9\u79cd\u8bbe\u7f6e\u4e86<strong>ssh\u901a\u9053<\/strong>\u7684\u6570\u636e\u5e93\u7684\u8fde\u63a5\u3002\u4f60\u53ef\u80fd\u8fd8\u6ca1\u6709\u9700\u8981\u7684\u5305\uff1a<strong>sshtunnel<\/strong>\uff0c\u5b89\u88c5\u65b9\u5f0f\u5f88\u7b80\u5355\u7684\uff1a<\/p>\n<pre><code>pip install --user sshtunnel<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u89c9\u5f97\u5b89\u88c5\u6162\uff0c\u90a3\u5c31\u53ef\u4ee5\u7528\u8fd9\u79cd\u65b9\u5f0f\uff1a<\/p>\n<pre><code>pip install sshtunnel -i https:\/\/pypi.douban.com\/simple<\/code><\/pre>\n<p>\u8be6\u7ec6\u4ecb\u7ecd\u53ef\u4ee5\u53c2\u8003\u535a\u6587<a href=\"https:\/\/blog.csdn.net\/weixin_42521211\/article\/details\/113923585\">\u3010\u4f7f\u7528pip install xxxx\u5e93 \u547d\u4ee4\u5b89\u88c5\u901f\u5ea6\u592a\u6162\u89e3\u51b3\u5c0f\u5999\u62db\u3011<\/a><\/p>\n<p>\u5b8c\u6210\u4e0a\u8ff0\u64cd\u4f5c\uff0c\u5177\u4f53\u8fde\u63a5\u65b9\u5f0f\uff0c\u8bf7\u53c2\u8003\u4e0b\u65b9\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\uff0c\u53ca\u5907\u6ce8\u4fe1\u606f\u3002<\/p>\n<pre><code>## python\u901a\u8fc7ssh\u901a\u9053\u8fde\u63a5PostgreSQL\n\nfrom sshtunnel import SSHTunnelForwarder\nimport psycopg2\nimport pandas as pd\n\nserver = SSHTunnelForwarder(\n    # \u6307\u5b9assh\u767b\u5f55\u7684\u8df3\u8f6c\u673a\u7684address\n    ssh_address_or_host=(&#039;ssh_ip&#039;, &#039;\u7aef\u53e3\u53f7&#039;),# \u5206\u522b\u5bf9\u5e94\u586b\u5199\u4e0a\u56fe\u4e2d\u7684 1 \uff0c 2 \u4f4d\u7f6e\u7684\u53c2\u6570\n    ssh_username=&#039;ssh_username&#039;, # \u5bf9\u5e94\u4e0a\u56fe\u7684 3 \u4f4d\u7f6e\u7684\u53c2\u6570\uff0c\u5373ssh\u7528\u6237\u540d\n    #\u8bbe\u7f6e\u5bc6\u94a5\n    ssh_password = &#039;ssh_password&#039;, # \u5bf9\u5e94\u4e0a\u56fe\u7684 4 \u4f4d\u7f6e\u7684\u53c2\u6570\uff0c\u5373ssh\u7528\u6237\u5bc6\u7801\n\n    # \u8bbe\u7f6e\u6570\u636e\u5e93\u670d\u52a1\u5730\u5740\u53ca\u7aef\u53e3\n    remote_bind_address=(&#039;database_ip&#039; , &#039;\u7aef\u53e3\u53f7&#039;)) # \u8981\u8fde\u63a5\u7684\u6570\u636e\u5e93\u5730\u5740\u3001\u7aef\u53e3\u53f7\uff0c\u5206\u522b\u5bf9\u5e94\u4e0b\u56fe\u4e2d\u7684 1,2 \u4f4d\u7f6e\u7684\u53c2\u6570\nserver.start()\nconn = psycopg2.connect(database = &#039;databasename&#039;, # \u8981\u8fde\u63a5\u7684\u6570\u636e\u5e93\u540d\uff0c\u5bf9\u5e94\u4e0b\u56fe\u7684 3 \u4f4d\u7f6e\u7684\u53c2\u6570\n                            user = &#039;username&#039;,     # \u8981\u8fde\u63a5\u7684\u6570\u636e\u5e93\u7684\u7528\u6237\u540d\uff0c\u5bf9\u5e94\u4e0b\u56fe\u7684 4 \u4f4d\u7f6e\u7684\u53c2\u6570\n                            password = &#039;password&#039;, #\u8981\u8fde\u63a5\u7684\u6570\u636e\u5e93\u7684\u7528\u6237\u5bc6\u7801\uff0c\u5bf9\u5e94\u4e0b\u56fe\u7684 5 \u4f4d\u7f6e\u7684\u53c2\u6570\n                            host = &#039;127.0.0.1&#039;,    # \u6b64\u5904\u5fc5\u987b\u662f\u662f127.0.0.1\n                            port = server.local_bind_port)\n\nsql = &#039;select * from mgmt_etl.e_data_intfc &#039;\ne_data_intfc = pd.read_sql(sql,con = conn)\n\ne_data_intfc.head()\n<\/code><\/pre>\n<p><img src=\"https:\/\/img-blog.csdnimg.cn\/20210408094716708.png?x-oss-process=image\/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MjUyMTIxMQ==,size_16,color_FFFFFF,t_70\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u4f7f\u7528\u5b8c\u540e\uff0c\u5207\u8bb0\u8981\u5c06\u670d\u52a1\u5173\u95ed\uff01<\/p>\n<pre><code>server.close()<\/code><\/pre>\n<p>\u3010\u5907\u6ce8\u3011\uff1a\u4ee3\u7801\u6216\u56fe\u4e2d\u7684\u4fe1\u606f\u7686\u4e3a\u81ea\u5df1\u4e34\u65f6\u968f\u624b\u586b\u5199\uff0c\u4ee5\u4fbf\u548c\u4ee3\u7801\u4e2d\u76f8\u5173\u4fe1\u606f\u6620\u5c04\u53c2\u8003\u3002\u5b9e\u9645\u8fde\u63a5\uff0c\u8bf7\u4f7f\u7528\u81ea\u5df1\u7684\u76f8\u5173\u5e93\u4fe1\u606f\u8fdb\u884c\u66ff\u4ee3\u5373\u53ef\u3002\u6b22\u8fce\u4e0b\u65b9\u7559\u8a00\uff0c\u4ea4\u6d41\u5b66\u4e60\u3002<\/p>\n<h3>\u6211\u7684\u4ee3\u7801<\/h3>\n<pre><code class=\"language-python\">## python\u901a\u8fc7ssh\u901a\u9053\u8fde\u63a5PostgreSQL\n\nfrom sshtunnel import SSHTunnelForwarder\nimport psycopg2\nimport psycopg2.extras\nimport logging\nlogger = logging.getLogger(&#039;log&#039;)\nclass ConnectPG:\n    &quot;&quot;&quot;\n    \u8fde\u63a5\u81f3\u534e\u4e3a\u4e91PG\u5e93\n    &quot;&quot;&quot;\n    server = SSHTunnelForwarder(\n        # \u6307\u5b9assh\u767b\u5f55\u7684\u8df3\u8f6c\u673a\u7684address\n        ssh_address_or_host=(&#039;124.70.94.***&#039;, 22),  # ip, \u7aef\u53e3\n        ssh_username=&#039;root&#039;,  # ssh\u7528\u6237\u540d\n        # \u8bbe\u7f6e\u5bc6\u94a5\n        ssh_password=&#039;******&#039;,  # ssh\u7528\u6237\u5bc6\u7801\n\n        # \u8bbe\u7f6e\u6570\u636e\u5e93\u670d\u52a1\u5730\u5740\u53ca\u7aef\u53e3\n        remote_bind_address=(&#039;127.0.0.1&#039;, 5432))  # \u8981\u8fde\u63a5\u7684\u6570\u636e\u5e93\u5730\u5740\u3001\u7aef\u53e3\u53f7\n    def connect(self):\n        for _ in range(10):\n            try:\n                self.server.start()\n                conn = psycopg2.connect(database=&#039;qdp&#039;,  # \u8981\u8fde\u63a5\u7684\u6570\u636e\u5e93\u540d\n                                        user=&#039;postgres&#039;,  # \u8981\u8fde\u63a5\u7684\u6570\u636e\u5e93\u7684\u7528\u6237\u540d\n                                        password=&#039;***&#039;,  # \u8981\u8fde\u63a5\u7684\u6570\u636e\u5e93\u7684\u7528\u6237\u5bc6\u7801\n                                        host=&#039;127.0.0.1&#039;,  # \u6b64\u5904\u5fc5\u987b\u662f\u662f127.0.0.1\n                                        port=self.server.local_bind_port)\n                cursor = conn.cursor(cursor_factory=psycopg2.extras.RealDictCursor)\n                return conn, cursor\n            except Exception as err:\n                logger.exception(&quot;\u6570\u636e\u5e93\u8fde\u63a5\u5931\u8d25,  %s&quot; % err)\n                return None, None\n    def query(self, sql):\n        conn, cursor = self.connect()\n        try:\n            cursor.execute(sql)\n            results = cursor.fetchall()\n        except Exception as err:\n            logger.error(err)\n            results = []\n        cursor.close()\n        conn.close()\n        self.server.close()\n        return results\nif __name__ == &#039;__main__&#039;:\n    sql = &quot;&quot;&quot;SELECT * FROM formtables.qyyhxx&quot;&quot;&quot;\n    result = ConnectPG().query(sql)\n    print(result)\n<\/code><\/pre>\n<ol>\n<li><a href=\"https:\/\/blog.csdn.net\/wem603947175\/article\/details\/100544645\">python \u4f7f\u7528pymysql\u6a21\u5757\u901a\u8fc7ssh\u96a7\u9053\u8fde\u63a5mysql(python\u3001mysql\u3001ssh)<\/a> <a href=\"about:blank#fnref1\">\u21a9\ufe0e<\/a><\/li>\n<\/ol>\n<p>\u672c\u6587\u8f6c\u81ea <a href=\"https:\/\/blog.csdn.net\/weixin_42521211\/article\/details\/115505299\">https:\/\/blog.csdn.net\/weixin_42521211\/article\/details\/115505299<\/a>\uff0c\u5982\u6709\u4fb5\u6743\uff0c\u8bf7\u8054\u7cfb\u5220\u9664\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u95ee\u9898\u9700\u6c42 \u5bf9\u4e8e\u6709ssh\u901a\u9053\u8bbe\u7f6e\u7684\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u9047\u5230\u5df2\u7ecf\u6709\u4e00\u6bb5\u65f6\u95f4\u4e86\u3002\u4e4b\u524d\u8001\u662f\u7591\u60d1\uff0c\u4f7f\u7528Navicat\u4e4b\u7c7b\u7684\u5de5\u5177\u5c31\u53ef\u4ee5\u8fde\u63a5\u6570\u636e\u5e93\uff0c\u4f46\u7528p   \u2026 &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[36],"tags":[],"_links":{"self":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts\/1317"}],"collection":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1317"}],"version-history":[{"count":2,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/1317\/revisions"}],"predecessor-version":[{"id":1362,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/1317\/revisions\/1362"}],"wp:attachment":[{"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1317"},{"taxonomy":"post_tag","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}