B4X

Google Cloud SQL - Start Database Instance

See more Google Cloud SQL Examples

Demonstrates how to start a Google Cloud SQL database instance. B4X

Dim success As Boolean = 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..
Dim sbToken As ChilkatStringBuilder
sbToken.Initialize
sbToken.LoadFile("qa_data/tokens/google_cloud_sql_access_token.txt", "utf-8")

Dim http As ChilkatHttp
http.Initialize("http")

'  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.
Dim json As ChilkatJsonObject
json.Initialize
json.UpdateString("settings.activationPolicy", "ALWAYS")

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

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

Dim sbRequestBody As ChilkatStringBuilder
sbRequestBody.Initialize
json.EmitSb(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".)
Dim resp As ChilkatHttpResponse
resp.Initialize
success = http.HttpSb("PATCH", "https://www.googleapis.com/sql/v1beta4/projects/project-id/instances/instance-id", sbRequestBody, "utf-8", "application/json", resp)
If success = False Then
    Log(http.LastErrorText)
    Return
End If


Dim sbResponseBody As ChilkatStringBuilder
sbResponseBody.Initialize
resp.GetBodySb(sbResponseBody)
Dim jResp As ChilkatJsonObject
jResp.Initialize
jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = False

Log("Response Body:")
Log(jResp.Emit)

Dim respStatusCode As Int = resp.StatusCode
Log("Response Status Code = " & respStatusCode)
If respStatusCode = 401 Then
    Log("It may be that your access token expired.")
    Log("Try refreshing the access token by re-fetching it.")
End If

If respStatusCode >= 400 Then
    Log("Response Header:")
    Log(resp.Header)
    Log("Failed.")
    Return
End If


'  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



Dim kind As String = jResp.StringOf("kind")
Dim targetLink As String = jResp.StringOf("targetLink")
Dim status As String = jResp.StringOf("status")
Dim user As String = jResp.StringOf("user")
Dim insertTime As String = jResp.StringOf("insertTime")
Dim operationType As String = jResp.StringOf("operationType")
Dim name As String = jResp.StringOf("name")
Dim targetId As String = jResp.StringOf("targetId")
Dim selfLink As String = jResp.StringOf("selfLink")
Dim targetProject As String = jResp.StringOf("targetProject")