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delphiDll / Datadog API Collection / Query timeseries points

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var
http: HCkHttp;
success: Boolean;
queryParams: HCkJsonObject;
resp: HCkHttpResponse;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
strVal: PWideChar;
aggr: PWideChar;
display_name: PWideChar;
v_end: Integer;
expression: PWideChar;
interval: Integer;
length: Integer;
metric: PWideChar;
query_index: Integer;
scope: PWideChar;
start: Integer;
j: Integer;
count_j: Integer;
k: Integer;
count_k: Integer;
intVal: Integer;
family: PWideChar;
name: PWideChar;
plural: PWideChar;
scale_factor: Integer;
short_name: PWideChar;
error: PWideChar;
from_date: Integer;
message: PWideChar;
query: PWideChar;
res_type: PWideChar;
status: PWideChar;
to_date: Integer;
i: Integer;
count_i: Integer;

begin
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

http := CkHttp_Create();

queryParams := CkJsonObject_Create();
CkJsonObject_UpdateInt(queryParams,'from',-62147425);
CkJsonObject_UpdateInt(queryParams,'to',-62147425);
CkJsonObject_UpdateString(queryParams,'query','tempor Ut sed velit');

CkHttp_SetRequestHeader(http,'Accept','application/json');

resp := CkHttp_QuickRequestParams(http,'GET','https://api.app.ddog-gov.com/api/v1/query',queryParams);
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

sbResponseBody := CkStringBuilder_Create();
CkHttpResponse_GetBodySb(resp,sbResponseBody);

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
CkJsonObject_putEmitCompact(jResp,False);

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(CkJsonObject__emit(jResp));

respStatusCode := CkHttpResponse_getStatusCode(resp);
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkHttpResponse__header(resp));
    Memo1.Lines.Add('Failed.');
    CkHttpResponse_Dispose(resp);
    Exit;
  end;
CkHttpResponse_Dispose(resp);

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "error": "officia dolor dolor enim Ut",
//   "from_date": 74851718,
//   "group_by": [
//     "Ut sint veniam voluptate id",
//     "laborum dolore fugiat quis"
//   ],
//   "message": "commodo Duis dolore",
//   "query": "irure nulla",
//   "res_type": "time_series",
//   "series": [
//     {
//       "aggr": "avg",
//       "display_name": "system.cpu.idle",
//       "end": 40693612,
//       "expression": "system.cpu.idle{host:foo,env:test}",
//       "interval": 40405386,
//       "length": -62156772,
//       "metric": "system.cpu.idle",
//       "pointlist": [
//         [
//           1681683300000,
//           77.62145685254418
//         ]
//       ],
//       "query_index": -41586801,
//       "scope": "host:foo,env:test",
//       "start": -45245073,
//       "tag_set": [
//         "aute incididunt enim",
//         "dolore mollit amet esse"
//       ],
//       "unit": [
//         {
//           "family": "time",
//           "name": "minute",
//           "plural": "minutes",
//           "scale_factor": 60,
//           "short_name": "min"
//         },
//         {
//           "family": "time",
//           "name": "minute",
//           "plural": "minutes",
//           "scale_factor": 60,
//           "short_name": "min"
//         }
//       ]
//     },
//     {
//       "aggr": "avg",
//       "display_name": "system.cpu.idle",
//       "end": -49813044,
//       "expression": "system.cpu.idle{host:foo,env:test}",
//       "interval": -86046844,
//       "length": 71311767,
//       "metric": "system.cpu.idle",
//       "pointlist": [
//         [
//           1681683300000,
//           77.62145685254418
//         ]
//       ],
//       "query_index": -70553970,
//       "scope": "host:foo,env:test",
//       "start": 3842833,
//       "tag_set": [
//         "sit enim consectetur",
//         "Duis"
//       ],
//       "unit": [
//         {
//           "family": "time",
//           "name": "minute",
//           "plural": "minutes",
//           "scale_factor": 60,
//           "short_name": "min"
//         },
//         {
//           "family": "time",
//           "name": "minute",
//           "plural": "minutes",
//           "scale_factor": 60,
//           "short_name": "min"
//         }
//       ]
//     }
//   ],
//   "status": "ok",
//   "to_date": 39411541
// }

// Sample code for parsing the JSON response...
// Use this online tool to generate parsing code from sample JSON: Generate JSON Parsing Code

error := CkJsonObject__stringOf(jResp,'error');
from_date := CkJsonObject_IntOf(jResp,'from_date');
message := CkJsonObject__stringOf(jResp,'message');
query := CkJsonObject__stringOf(jResp,'query');
res_type := CkJsonObject__stringOf(jResp,'res_type');
status := CkJsonObject__stringOf(jResp,'status');
to_date := CkJsonObject_IntOf(jResp,'to_date');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'group_by');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    strVal := CkJsonObject__stringOf(jResp,'group_by[i]');
    i := i + 1;
  end;

i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'series');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    aggr := CkJsonObject__stringOf(jResp,'series[i].aggr');
    display_name := CkJsonObject__stringOf(jResp,'series[i].display_name');
    v_end := CkJsonObject_IntOf(jResp,'series[i].end');
    expression := CkJsonObject__stringOf(jResp,'series[i].expression');
    interval := CkJsonObject_IntOf(jResp,'series[i].interval');
    length := CkJsonObject_IntOf(jResp,'series[i].length');
    metric := CkJsonObject__stringOf(jResp,'series[i].metric');
    query_index := CkJsonObject_IntOf(jResp,'series[i].query_index');
    scope := CkJsonObject__stringOf(jResp,'series[i].scope');
    start := CkJsonObject_IntOf(jResp,'series[i].start');
    j := 0;
    count_j := CkJsonObject_SizeOfArray(jResp,'series[i].pointlist');
    while j < count_j do
      begin
        CkJsonObject_putJ(jResp,j);
        k := 0;
        count_k := CkJsonObject_SizeOfArray(jResp,'series[i].pointlist[j]');
        while k < count_k do
          begin
            CkJsonObject_putK(jResp,k);
            intVal := CkJsonObject_IntOf(jResp,'series[i].pointlist[j][k]');
            k := k + 1;
          end;

        j := j + 1;
      end;

    j := 0;
    count_j := CkJsonObject_SizeOfArray(jResp,'series[i].tag_set');
    while j < count_j do
      begin
        CkJsonObject_putJ(jResp,j);
        strVal := CkJsonObject__stringOf(jResp,'series[i].tag_set[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := CkJsonObject_SizeOfArray(jResp,'series[i].unit');
    while j < count_j do
      begin
        CkJsonObject_putJ(jResp,j);
        family := CkJsonObject__stringOf(jResp,'series[i].unit[j].family');
        name := CkJsonObject__stringOf(jResp,'series[i].unit[j].name');
        plural := CkJsonObject__stringOf(jResp,'series[i].unit[j].plural');
        scale_factor := CkJsonObject_IntOf(jResp,'series[i].unit[j].scale_factor');
        short_name := CkJsonObject__stringOf(jResp,'series[i].unit[j].short_name');
        j := j + 1;
      end;

    i := i + 1;
  end;

CkHttp_Dispose(http);
CkJsonObject_Dispose(queryParams);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);

Curl Command

curl -G -d "from=-62147425"
	-d "to=-62147425"
	-d "query=tempor%20Ut%20sed%20velit"
	-H "Accept: application/json"
https://api.app.ddog-gov.com/api/v1/query

Postman Collection Item JSON

{
  "name": "Query timeseries points",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "Accept",
        "value": "application/json"
      }
    ],
    "url": {
      "raw": "{{baseUrl}}/api/v1/query?from=-62147425&to=-62147425&query=tempor Ut sed velit",
      "host": [
        "{{baseUrl}}"
      ],
      "path": [
        "api",
        "v1",
        "query"
      ],
      "query": [
        {
          "key": "from",
          "value": "-62147425",
          "description": "(Required) Start of the queried time period, seconds since the Unix epoch."
        },
        {
          "key": "to",
          "value": "-62147425",
          "description": "(Required) End of the queried time period, seconds since the Unix epoch."
        },
        {
          "key": "query",
          "value": "tempor Ut sed velit",
          "description": "(Required) Query string."
        }
      ]
    },
    "description": "Query timeseries points."
  },
  "response": [
    {
      "name": "OK",
      "originalRequest": {
        "method": "GET",
        "header": [
          {
            "key": "Accept",
            "value": "application/json"
          },
          {
            "description": "Added as a part of security scheme: apikey",
            "key": "DD-API-KEY",
            "value": "<API Key>"
          }
        ],
        "url": {
          "raw": "{{baseUrl}}/api/v1/query?from=-62147425&to=-62147425&query=tempor Ut sed velit",
          "host": [
            "{{baseUrl}}"
          ],
          "path": [
            "api",
            "v1",
            "query"
          ],
          "query": [
            {
              "key": "from",
              "value": "-62147425",
              "description": "(Required) Start of the queried time period, seconds since the Unix epoch."
            },
            {
              "key": "to",
              "value": "-62147425",
              "description": "(Required) End of the queried time period, seconds since the Unix epoch."
            },
            {
              "key": "query",
              "value": "tempor Ut sed velit",
              "description": "(Required) Query string."
            }
          ]
        }
      },
      "status": "OK",
      "code": 200,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "Content-Type",
          "value": "application/json"
        }
      ],
      "cookie": [
      ],
      "body": "{\n  \"error\": \"officia dolor dolor enim Ut\",\n  \"from_date\": 74851718,\n  \"group_by\": [\n    \"Ut sint veniam voluptate id\",\n    \"laborum dolore fugiat quis\"\n  ],\n  \"message\": \"commodo Duis dolore\",\n  \"query\": \"irure nulla\",\n  \"res_type\": \"time_series\",\n  \"series\": [\n    {\n      \"aggr\": \"avg\",\n      \"display_name\": \"system.cpu.idle\",\n      \"end\": 40693612,\n      \"expression\": \"system.cpu.idle{host:foo,env:test}\",\n      \"interval\": 40405386,\n      \"length\": -62156772,\n      \"metric\": \"system.cpu.idle\",\n      \"pointlist\": [\n        [\n          1681683300000,\n          77.62145685254418\n        ]\n      ],\n      \"query_index\": -41586801,\n      \"scope\": \"host:foo,env:test\",\n      \"start\": -45245073,\n      \"tag_set\": [\n        \"aute incididunt enim\",\n        \"dolore mollit amet esse\"\n      ],\n      \"unit\": [\n        {\n          \"family\": \"time\",\n          \"name\": \"minute\",\n          \"plural\": \"minutes\",\n          \"scale_factor\": 60,\n          \"short_name\": \"min\"\n        },\n        {\n          \"family\": \"time\",\n          \"name\": \"minute\",\n          \"plural\": \"minutes\",\n          \"scale_factor\": 60,\n          \"short_name\": \"min\"\n        }\n      ]\n    },\n    {\n      \"aggr\": \"avg\",\n      \"display_name\": \"system.cpu.idle\",\n      \"end\": -49813044,\n      \"expression\": \"system.cpu.idle{host:foo,env:test}\",\n      \"interval\": -86046844,\n      \"length\": 71311767,\n      \"metric\": \"system.cpu.idle\",\n      \"pointlist\": [\n        [\n          1681683300000,\n          77.62145685254418\n        ]\n      ],\n      \"query_index\": -70553970,\n      \"scope\": \"host:foo,env:test\",\n      \"start\": 3842833,\n      \"tag_set\": [\n        \"sit enim consectetur\",\n        \"Duis\"\n      ],\n      \"unit\": [\n        {\n          \"family\": \"time\",\n          \"name\": \"minute\",\n          \"plural\": \"minutes\",\n          \"scale_factor\": 60,\n          \"short_name\": \"min\"\n        },\n        {\n          \"family\": \"time\",\n          \"name\": \"minute\",\n          \"plural\": \"minutes\",\n          \"scale_factor\": 60,\n          \"short_name\": \"min\"\n        }\n      ]\n    }\n  ],\n  \"status\": \"ok\",\n  \"to_date\": 39411541\n}"
    },
    {
      "name": "Bad Request",
      "originalRequest": {
        "method": "GET",
        "header": [
          {
            "key": "Accept",
            "value": "application/json"
          },
          {
            "description": "Added as a part of security scheme: apikey",
            "key": "DD-API-KEY",
            "value": "<API Key>"
          }
        ],
        "url": {
          "raw": "{{baseUrl}}/api/v1/query?from=-62147425&to=-62147425&query=tempor Ut sed velit",
          "host": [
            "{{baseUrl}}"
          ],
          "path": [
            "api",
            "v1",
            "query"
          ],
          "query": [
            {
              "key": "from",
              "value": "-62147425",
              "description": "(Required) Start of the queried time period, seconds since the Unix epoch."
            },
            {
              "key": "to",
              "value": "-62147425",
              "description": "(Required) End of the queried time period, seconds since the Unix epoch."
            },
            {
              "key": "query",
              "value": "tempor Ut sed velit",
              "description": "(Required) Query string."
            }
          ]
        }
      },
      "status": "Bad Request",
      "code": 400,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "Content-Type",
          "value": "application/json"
        }
      ],
      "cookie": [
      ],
      "body": "{\n  \"errors\": [\n    \"Bad Request\",\n    \"Bad Request\"\n  ]\n}"
    },
    {
      "name": "Forbidden",
      "originalRequest": {
        "method": "GET",
        "header": [
          {
            "key": "Accept",
            "value": "application/json"
          },
          {
            "description": "Added as a part of security scheme: apikey",
            "key": "DD-API-KEY",
            "value": "<API Key>"
          }
        ],
        "url": {
          "raw": "{{baseUrl}}/api/v1/query?from=-62147425&to=-62147425&query=tempor Ut sed velit",
          "host": [
            "{{baseUrl}}"
          ],
          "path": [
            "api",
            "v1",
            "query"
          ],
          "query": [
            {
              "key": "from",
              "value": "-62147425",
              "description": "(Required) Start of the queried time period, seconds since the Unix epoch."
            },
            {
              "key": "to",
              "value": "-62147425",
              "description": "(Required) End of the queried time period, seconds since the Unix epoch."
            },
            {
              "key": "query",
              "value": "tempor Ut sed velit",
              "description": "(Required) Query string."
            }
          ]
        }
      },
      "status": "Forbidden",
      "code": 403,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "Content-Type",
          "value": "application/json"
        }
      ],
      "cookie": [
      ],
      "body": "{\n  \"errors\": [\n    \"Bad Request\",\n    \"Bad Request\"\n  ]\n}"
    },
    {
      "name": "Too many requests",
      "originalRequest": {
        "method": "GET",
        "header": [
          {
            "key": "Accept",
            "value": "application/json"
          },
          {
            "description": "Added as a part of security scheme: apikey",
            "key": "DD-API-KEY",
            "value": "<API Key>"
          }
        ],
        "url": {
          "raw": "{{baseUrl}}/api/v1/query?from=-62147425&to=-62147425&query=tempor Ut sed velit",
          "host": [
            "{{baseUrl}}"
          ],
          "path": [
            "api",
            "v1",
            "query"
          ],
          "query": [
            {
              "key": "from",
              "value": "-62147425",
              "description": "(Required) Start of the queried time period, seconds since the Unix epoch."
            },
            {
              "key": "to",
              "value": "-62147425",
              "description": "(Required) End of the queried time period, seconds since the Unix epoch."
            },
            {
              "key": "query",
              "value": "tempor Ut sed velit",
              "description": "(Required) Query string."
            }
          ]
        }
      },
      "status": "Too Many Requests",
      "code": 429,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "Content-Type",
          "value": "application/json"
        }
      ],
      "cookie": [
      ],
      "body": "{\n  \"errors\": [\n    \"Bad Request\",\n    \"Bad Request\"\n  ]\n}"
    }
  ]
}