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TDengine

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提交 d80af197 编写于 作者: X xieyinglin
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add support for custom template variable

上级 e56fb505
隐藏空白更改
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Showing with 3 addition and 1 deletion
src/connector/grafana/tdengine/dist/datasource.js
浏览文件 @ d80af197
......@@ -139,6 +139,7 @@ var GenericDatasource = exports.GenericDatasource = function () {
sql = sql.replace("$end", "'" + queryEnd + "'");
sql = sql.replace("$interval", intervalMs);
sql = this.templateSrv.replace(sql, options.scopedVars, 'csv');
return sql;
}
}]);
......
src/connector/grafana/tdengine/dist/datasource.js.map
浏览文件 @ d80af197
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_ from \"lodash\";\n\nexport class GenericDatasource {\n\n constructor(instanceSettings, $q, backendSrv, templateSrv) {\n this.type = instanceSettings.type;\n this.url = instanceSettings.url;\n this.name = instanceSettings.name;\n this.q = $q;\n this.backendSrv = backendSrv;\n this.templateSrv = templateSrv;\n this.headers = {'Content-Type': 'application/json'};\n this.headers.Authorization = this.getAuthorization(instanceSettings.jsonData);\n }\n\n query(options) {\n var targets = this.buildQueryParameters(options);\n\n if (targets.length <= 0) {\n return this.q.when({data: []});\n }\n\n return this.doRequest({\n url: this.url + '/grafana/query',\n data: targets,\n method: 'POST'\n });\n }\n\n testDatasource() {\n return this.doRequest({\n url: this.url + '/grafana/heartbeat',\n method: 'GET',\n }).then(response => {\n if (response.status === 200) {\n return { status: \"success\", message: \"TDengine Data source is working\", title: \"Success\" };\n }\n });\n }\n\n doRequest(options) {\n options.headers = this.headers;\n\n return this.backendSrv.datasourceRequest(options);\n }\n\n buildQueryParameters(options) {\n\n var targets = _.map(options.targets, target => {\n return {\n refId: target.refId,\n alias: target.alias || \"\",\n sql: this.generateSql(options, target)\n };\n });\n\n return targets;\n }\n\n encode(input) {\n var _keyStr = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\";\n var output = \"\";\n var chr1, chr2, chr3, enc1, enc2, enc3, enc4;\n var i = 0;\n while (i < input.length) {\n chr1 = input.charCodeAt(i++);\n chr2 = input.charCodeAt(i++);\n chr3 = input.charCodeAt(i++);\n enc1 = chr1 >> 2;\n enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);\n enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);\n enc4 = chr3 & 63;\n if (isNaN(chr2)) {\n enc3 = enc4 = 64;\n } else if (isNaN(chr3)) {\n enc4 = 64;\n }\n output = output + _keyStr.charAt(enc1) + _keyStr.charAt(enc2) + _keyStr.charAt(enc3) + _keyStr.charAt(enc4);\n }\n\n return output;\n }\n\n getAuthorization(jsonData){\n jsonData = jsonData || {};\n var defaultUser = jsonData.user || \"root\";\n var defaultPassword = jsonData.password || \"taosdata\";\n\n return \"Basic \" + this.encode(defaultUser + \":\" + defaultPassword);\n }\n\n generateSql(options, target) {\n var sql = target.sql;\n if (sql == null || sql == \"\"){\n return sql;\n }\n\n var queryStart = \"now-1h\";\n if (options != null && options.range != null && options.range.from != null){\n queryStart = options.range.from.toISOString();\n }\n\n var queryEnd = \"now\";\n if (options != null && options.range != null && options.range.to != null){\n queryEnd = options.range.to.toISOString();\n }\n var intervalMs = options.intervalMs || \"20000\";\n\n intervalMs += \"a\";\n sql = sql.replace(/^\\s+|\\s+$/gm, '');\n sql = sql.replace(\"$from\", \"'\" + queryStart + \"'\");\n sql = sql.replace(\"$begin\", \"'\" + queryStart + \"'\");\n sql = sql.replace(\"$to\", \"'\" + queryEnd + \"'\");\n sql = sql.replace(\"$end\", \"'\" + queryEnd + \"'\");\n sql = sql.replace(\"$interval\", intervalMs);\n\n return sql;\n }\n\n}"]}
\ No newline at end of file
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_ from \"lodash\";\n\nexport class GenericDatasource {\n\n constructor(instanceSettings, $q, backendSrv, templateSrv) {\n this.type = instanceSettings.type;\n this.url = instanceSettings.url;\n this.name = instanceSettings.name;\n this.q = $q;\n this.backendSrv = backendSrv;\n this.templateSrv = templateSrv;\n this.headers = {'Content-Type': 'application/json'};\n this.headers.Authorization = this.getAuthorization(instanceSettings.jsonData);\n }\n\n query(options) {\n var targets = this.buildQueryParameters(options);\n\n if (targets.length <= 0) {\n return this.q.when({data: []});\n }\n\n return this.doRequest({\n url: this.url + '/grafana/query',\n data: targets,\n method: 'POST'\n });\n }\n\n testDatasource() {\n return this.doRequest({\n url: this.url + '/grafana/heartbeat',\n method: 'GET',\n }).then(response => {\n if (response.status === 200) {\n return { status: \"success\", message: \"TDengine Data source is working\", title: \"Success\" };\n }\n });\n }\n\n doRequest(options) {\n options.headers = this.headers;\n\n return this.backendSrv.datasourceRequest(options);\n }\n\n buildQueryParameters(options) {\n\n var targets = _.map(options.targets, target => {\n return {\n refId: target.refId,\n alias: target.alias || \"\",\n sql: this.generateSql(options, target)\n };\n });\n\n return targets;\n }\n\n encode(input) {\n var _keyStr = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\";\n var output = \"\";\n var chr1, chr2, chr3, enc1, enc2, enc3, enc4;\n var i = 0;\n while (i < input.length) {\n chr1 = input.charCodeAt(i++);\n chr2 = input.charCodeAt(i++);\n chr3 = input.charCodeAt(i++);\n enc1 = chr1 >> 2;\n enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);\n enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);\n enc4 = chr3 & 63;\n if (isNaN(chr2)) {\n enc3 = enc4 = 64;\n } else if (isNaN(chr3)) {\n enc4 = 64;\n }\n output = output + _keyStr.charAt(enc1) + _keyStr.charAt(enc2) + _keyStr.charAt(enc3) + _keyStr.charAt(enc4);\n }\n\n return output;\n }\n\n getAuthorization(jsonData){\n jsonData = jsonData || {};\n var defaultUser = jsonData.user || \"root\";\n var defaultPassword = jsonData.password || \"taosdata\";\n\n return \"Basic \" + this.encode(defaultUser + \":\" + defaultPassword);\n }\n\n generateSql(options, target) {\n var sql = target.sql;\n if (sql == null || sql == \"\"){\n return sql;\n }\n\n var queryStart = \"now-1h\";\n if (options != null && options.range != null && options.range.from != null){\n queryStart = options.range.from.toISOString();\n }\n\n var queryEnd = \"now\";\n if (options != null && options.range != null && options.range.to != null){\n queryEnd = options.range.to.toISOString();\n }\n var intervalMs = options.intervalMs || \"20000\";\n\n intervalMs += \"a\";\n sql = sql.replace(/^\\s+|\\s+$/gm, '');\n sql = sql.replace(\"$from\", \"'\" + queryStart + \"'\");\n sql = sql.replace(\"$begin\", \"'\" + queryStart + \"'\");\n sql = sql.replace(\"$to\", \"'\" + queryEnd + \"'\");\n sql = sql.replace(\"$end\", \"'\" + queryEnd + \"'\");\n sql = sql.replace(\"$interval\", intervalMs);\n\n sql = this.templateSrv.replace(sql, options.scopedVars, 'csv');\n return sql;\n }\n\n}"]}
\ No newline at end of file
src/connector/grafana/tdengine/src/datasource.js
浏览文件 @ d80af197
......@@ -114,6 +114,7 @@ export class GenericDatasource {
sql = sql.replace("$end", "'" + queryEnd + "'");
sql = sql.replace("$interval", intervalMs);
sql = this.templateSrv.replace(sql, options.scopedVars, 'csv');
return sql;
}
......
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