(Delphi ActiveX) Google Cloud SQL - Get Instance Information

Demonstrates how to get information about your Cloud SQL instances, including instance summary information, usage data, operation logs, and database logs.

For more information, see https://cloud.google.com/sql/docs/mysql/instance-info

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
sbToken: TChilkatStringBuilder;
http: TChilkatHttp;
success: Integer;
sbResponseBody: TChilkatStringBuilder;
jResp: TChilkatJsonObject;
respStatusCode: Integer;
v_type: WideString;
ipAddress: WideString;
kind: WideString;
state: WideString;
databaseVersion: WideString;
settingsTier: WideString;
settingsKind: WideString;
settingsPricingPlan: WideString;
settingsReplicationType: WideString;
settingsActivationPolicy: WideString;
settingsIpConfigurationIpv4Enabled: Integer;
settingsLocationPreferenceZone: WideString;
settingsLocationPreferenceKind: WideString;
settingsDataDiskType: WideString;
settingsBackupConfigurationStartTime: WideString;
settingsBackupConfigurationKind: WideString;
settingsBackupConfigurationEnabled: Integer;
settingsBackupConfigurationPointInTimeEnabled: Integer;
settingsSettingsVersion: WideString;
settingsStorageAutoResizeLimit: WideString;
settingsStorageAutoResize: Integer;
settingsDataDiskSizeGb: WideString;
etag: WideString;
serverCaCertKind: WideString;
serverCaCertCertSerialNumber: WideString;
serverCaCertCert: WideString;
serverCaCertCommonName: WideString;
serverCaCertSha1Fingerprint: WideString;
serverCaCertInstance: WideString;
serverCaCertCreateTime: WideString;
serverCaCertExpirationTime: WideString;
instanceType: WideString;
project: WideString;
serviceAccountEmailAddress: WideString;
backendType: WideString;
selfLink: WideString;
connectionName: WideString;
name: WideString;
region: WideString;
gceZone: WideString;
i: Integer;
count_i: Integer;

begin
// 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 := TChilkatStringBuilder.Create(Self);
sbToken.LoadFile('qa_data/tokens/google_cloud_sql_access_token.txt','utf-8');

http := TChilkatHttp.Create(Self);

// Implements the following CURL command:

// curl -X GET \
// -H "Authorization: Bearer access-token" \
// https://www.googleapis.com/sql/v1beta4/projects/project-id/instances/instance-id

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

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

// 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".)
sbResponseBody := TChilkatStringBuilder.Create(Self);
success := http.QuickGetSb('https://www.googleapis.com/sql/v1beta4/projects/project-id/instances/instance-id',sbResponseBody.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);
jResp.EmitCompact := 0;

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

respStatusCode := http.LastStatus;
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode = 401) then
  begin
    Memo1.Lines.Add('It may be that your access token expired.');
    Memo1.Lines.Add('Try refreshing the access token by re-fetching it.');
  end;
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(http.LastHeader);
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

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

// {
//   "kind": "sql#instance",
//   "state": "RUNNABLE",
//   "databaseVersion": "MYSQL_5_7",
//   "settings": {
//     "authorizedGaeApplications": [
//     ],
//     "tier": "db-f1-micro",
//     "kind": "sql#settings",
//     "pricingPlan": "PER_USE",
//     "replicationType": "SYNCHRONOUS",
//     "activationPolicy": "ALWAYS",
//     "ipConfiguration": {
//       "authorizedNetworks": [
//       ],
//       "ipv4Enabled": true
//     },
//     "locationPreference": {
//       "zone": "asia-east1-a",
//       "kind": "sql#locationPreference"
//     },
//     "dataDiskType": "PD_SSD",
//     "backupConfiguration": {
//       "startTime": "08:00",
//       "kind": "sql#backupConfiguration",
//       "enabled": true,
//       "pointInTimeEnabled": true
//     },
//     "settingsVersion": "13",
//     "storageAutoResizeLimit": "0",
//     "storageAutoResize": true,
//     "dataDiskSizeGb": "10"
//   },
//   "etag": "etag-id",
//   "ipAddresses": [
//     {
//       "type": "PRIMARY",
//       "ipAddress": "10.0.0.1"
//     }
//   ],
//   "serverCaCert": {
//     "kind": "sql#sslCert",
//     "certSerialNumber": "0",
//     "cert": "certificate-id",
//     "commonName": "C=US,O=Google\\, Inc,CN=Google Cloud SQL Server CA,dnQualifier=dn-qualifier-id",
//     "sha1Fingerprint": "sha-id",
//     "instance": "instance-id",
//     "createTime": "2019-06-28T22:46:35.052Z",
//     "expirationTime": "2029-06-25T22:47:35.052Z"
//   },
//   "instanceType": "CLOUD_SQL_INSTANCE",
//   "project": "project-id",
//   "serviceAccountEmailAddress": "service-acct-id@gcp-sa-cloud-sql.iam.gserviceaccount.com",
//   "backendType": "SECOND_GEN",
//   "selfLink": "https://www.googleapis.com/sql/v1beta4/projects/project-id/instances/instance-id",
//   "connectionName": "project-id:region:instance-id",
//   "name": "instance-id",
//   "region": "asia-east1",
//   "gceZone": "asia-east1-a"
// }

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

kind := jResp.StringOf('kind');
state := jResp.StringOf('state');
databaseVersion := jResp.StringOf('databaseVersion');
settingsTier := jResp.StringOf('settings.tier');
settingsKind := jResp.StringOf('settings.kind');
settingsPricingPlan := jResp.StringOf('settings.pricingPlan');
settingsReplicationType := jResp.StringOf('settings.replicationType');
settingsActivationPolicy := jResp.StringOf('settings.activationPolicy');
settingsIpConfigurationIpv4Enabled := jResp.BoolOf('settings.ipConfiguration.ipv4Enabled');
settingsLocationPreferenceZone := jResp.StringOf('settings.locationPreference.zone');
settingsLocationPreferenceKind := jResp.StringOf('settings.locationPreference.kind');
settingsDataDiskType := jResp.StringOf('settings.dataDiskType');
settingsBackupConfigurationStartTime := jResp.StringOf('settings.backupConfiguration.startTime');
settingsBackupConfigurationKind := jResp.StringOf('settings.backupConfiguration.kind');
settingsBackupConfigurationEnabled := jResp.BoolOf('settings.backupConfiguration.enabled');
settingsBackupConfigurationPointInTimeEnabled := jResp.BoolOf('settings.backupConfiguration.pointInTimeEnabled');
settingsSettingsVersion := jResp.StringOf('settings.settingsVersion');
settingsStorageAutoResizeLimit := jResp.StringOf('settings.storageAutoResizeLimit');
settingsStorageAutoResize := jResp.BoolOf('settings.storageAutoResize');
settingsDataDiskSizeGb := jResp.StringOf('settings.dataDiskSizeGb');
etag := jResp.StringOf('etag');
serverCaCertKind := jResp.StringOf('serverCaCert.kind');
serverCaCertCertSerialNumber := jResp.StringOf('serverCaCert.certSerialNumber');
serverCaCertCert := jResp.StringOf('serverCaCert.cert');
serverCaCertCommonName := jResp.StringOf('serverCaCert.commonName');
serverCaCertSha1Fingerprint := jResp.StringOf('serverCaCert.sha1Fingerprint');
serverCaCertInstance := jResp.StringOf('serverCaCert.instance');
serverCaCertCreateTime := jResp.StringOf('serverCaCert.createTime');
serverCaCertExpirationTime := jResp.StringOf('serverCaCert.expirationTime');
instanceType := jResp.StringOf('instanceType');
project := jResp.StringOf('project');
serviceAccountEmailAddress := jResp.StringOf('serviceAccountEmailAddress');
backendType := jResp.StringOf('backendType');
selfLink := jResp.StringOf('selfLink');
connectionName := jResp.StringOf('connectionName');
name := jResp.StringOf('name');
region := jResp.StringOf('region');
gceZone := jResp.StringOf('gceZone');
i := 0;
count_i := jResp.SizeOfArray('settings.authorizedGaeApplications');
while i < count_i do
  begin
    jResp.I := i;
    i := i + 1;
  end;

i := 0;
count_i := jResp.SizeOfArray('settings.ipConfiguration.authorizedNetworks');
while i < count_i do
  begin
    jResp.I := i;
    i := i + 1;
  end;

i := 0;
count_i := jResp.SizeOfArray('ipAddresses');
while i < count_i do
  begin
    jResp.I := i;
    v_type := jResp.StringOf('ipAddresses[i].type');
    ipAddress := jResp.StringOf('ipAddresses[i].ipAddress');
    i := i + 1;
  end;
end;