Unicode C

Google Cloud SQL - Start Database Instance

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Demonstrates how to start a Google Cloud SQL database instance. Unicode C

#include <C_CkStringBuilderW.h>
#include <C_CkHttpW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkHttpResponseW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkStringBuilderW sbToken;
    HCkHttpW http;
    HCkJsonObjectW json;
    HCkStringBuilderW sbRequestBody;
    HCkHttpResponseW resp;
    HCkStringBuilderW sbResponseBody;
    HCkJsonObjectW jResp;
    int respStatusCode;
    const wchar_t *kind;
    const wchar_t *targetLink;
    const wchar_t *status;
    const wchar_t *user;
    const wchar_t *insertTime;
    const wchar_t *operationType;
    const wchar_t *name;
    const wchar_t *targetId;
    const wchar_t *selfLink;
    const wchar_t *targetProject;

    success = FALSE;

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

    // In this example, Get Google Cloud SQL OAuth2 Access Token, 
    // the service account access token was saved to a text file.  This example fetches the access token from the file..
    sbToken = CkStringBuilderW_Create();
    CkStringBuilderW_LoadFile(sbToken,L"qa_data/tokens/google_cloud_sql_access_token.txt",L"utf-8");

    http = CkHttpW_Create();

    // Implements the following CURL command:

    // curl -X PATCH \
    // -H "Authorization: Bearer "$(gcloud auth print-access-token) \
    // -H "Content-Type: application/json; charset=utf-8" \
    // -d '{
    //   "settings": {
    //     "activationPolicy": "ALWAYS" 
    //   }
    // }' \
    // https://www.googleapis.com/sql/v1beta4/projects/project-id/instances/instance-id

    // Use this online tool to generate code from sample JSON:
    // Generate Code to Create JSON

    // The following JSON is sent in the request body.

    // {
    //   "settings": {
    //     "activationPolicy": "ALWAYS"
    //   }
    // }

    // Use "ALWAYS" to start an instance.  Use "NEVER" to stop an instance.
    json = CkJsonObjectW_Create();
    CkJsonObjectW_UpdateString(json,L"settings.activationPolicy",L"ALWAYS");

    // Causes the "Authorization: Bearer "$(gcloud auth print-access-token)" header to be added.
    CkHttpW_putAuthToken(http,CkStringBuilderW_getAsString(sbToken));

    CkHttpW_SetRequestHeader(http,L"Content-Type",L"application/json; charset=utf-8");

    sbRequestBody = CkStringBuilderW_Create();
    CkJsonObjectW_EmitSb(json,sbRequestBody);

    // Replace "project-id" with your actual Google project ID.
    // Replace "instance-id" with your database instance ID, which is the name of your database.  (For example, when I created my test database I named it "chilkat", and therefore my instance-id is "chilkat".)
    resp = CkHttpResponseW_Create();
    success = CkHttpW_HttpSb(http,L"PATCH",L"https://www.googleapis.com/sql/v1beta4/projects/project-id/instances/instance-id",sbRequestBody,L"utf-8",L"application/json",resp);
    if (success == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkStringBuilderW_Dispose(sbToken);
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        CkStringBuilderW_Dispose(sbRequestBody);
        CkHttpResponseW_Dispose(resp);
        return;
    }

    sbResponseBody = CkStringBuilderW_Create();
    CkHttpResponseW_GetBodySb(resp,sbResponseBody);
    jResp = CkJsonObjectW_Create();
    CkJsonObjectW_LoadSb(jResp,sbResponseBody);
    CkJsonObjectW_putEmitCompact(jResp,FALSE);

    wprintf(L"Response Body:\n");
    wprintf(L"%s\n",CkJsonObjectW_emit(jResp));

    respStatusCode = CkHttpResponseW_getStatusCode(resp);
    wprintf(L"Response Status Code = %d\n",respStatusCode);
    if (respStatusCode == 401) {
        wprintf(L"It may be that your access token expired.\n");
        wprintf(L"Try refreshing the access token by re-fetching it.\n");
    }

    if (respStatusCode >= 400) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",CkHttpResponseW_header(resp));
        wprintf(L"Failed.\n");
        CkStringBuilderW_Dispose(sbToken);
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        CkStringBuilderW_Dispose(sbRequestBody);
        CkHttpResponseW_Dispose(resp);
        CkStringBuilderW_Dispose(sbResponseBody);
        CkJsonObjectW_Dispose(jResp);
        return;
    }

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

    // {
    //   "kind": "sql#operation",
    //   "targetLink": "https://www.googleapis.com/sql/v1beta4/projects/project-id/instances/instance-id",
    //   "status": "PENDING",
    //   "user": "user@example.com",
    //   "insertTime": "2020-01-20T21:30:35.667Z",
    //   "operationType": "UPDATE",
    //   "name": "operation-id",
    //   "targetId": "instance-id",
    //   "selfLink": "https://www.googleapis.com/sql/v1beta4/projects/project-id/operations/operation-id",
    //   "targetProject": "project-id"
    // }

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

    // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
    // See this example explaining how this memory should be used: const char * functions.

    kind = CkJsonObjectW_stringOf(jResp,L"kind");
    targetLink = CkJsonObjectW_stringOf(jResp,L"targetLink");
    status = CkJsonObjectW_stringOf(jResp,L"status");
    user = CkJsonObjectW_stringOf(jResp,L"user");
    insertTime = CkJsonObjectW_stringOf(jResp,L"insertTime");
    operationType = CkJsonObjectW_stringOf(jResp,L"operationType");
    name = CkJsonObjectW_stringOf(jResp,L"name");
    targetId = CkJsonObjectW_stringOf(jResp,L"targetId");
    selfLink = CkJsonObjectW_stringOf(jResp,L"selfLink");
    targetProject = CkJsonObjectW_stringOf(jResp,L"targetProject");


    CkStringBuilderW_Dispose(sbToken);
    CkHttpW_Dispose(http);
    CkJsonObjectW_Dispose(json);
    CkStringBuilderW_Dispose(sbRequestBody);
    CkHttpResponseW_Dispose(resp);
    CkStringBuilderW_Dispose(sbResponseBody);
    CkJsonObjectW_Dispose(jResp);

    }