docs/daprdocs/content/en/reference/components-reference/supported-bindings/gcpbucket.md

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type title linkTitle description aliases
docs GCP Storage Bucket binding spec GCP Storage Bucket Detailed documentation on the GCP Storage Bucket binding component
/operations/components/setup-bindings/supported-bindings/gcpbucket/

Component format

To setup GCP Storage Bucket binding create a component of type bindings.gcp.bucket. See [this guide]({{< ref "howto-bindings.md#1-create-a-binding" >}}) on how to create and apply a binding configuration.

apiVersion: dapr.io/v1alpha1
kind: Component
metadata:
  name: <NAME>
  namespace: <NAMESPACE>
spec:
  type: bindings.gcp.bucket
  version: v1
  metadata:
  - name: bucket
    value: mybucket
  - name: type
    value: service_account
  - name: project_id
    value: project_111
  - name: private_key_id
    value: *************
  - name: client_email
    value: name@domain.com
  - name: client_id
    value: '1111111111111111'
  - name: auth_uri
    value: https://accounts.google.com/o/oauth2/auth
  - name: token_uri
    value: https://oauth2.googleapis.com/token
  - name: auth_provider_x509_cert_url
    value: https://www.googleapis.com/oauth2/v1/certs
  - name: client_x509_cert_url
    value: https://www.googleapis.com/robot/v1/metadata/x509/<project-name>.iam.gserviceaccount.com
  - name: private_key
    value: PRIVATE KEY

{{% alert title="Warning" color="warning" %}} The above example uses secrets as plain strings. It is recommended to use a secret store for the secrets as described [here]({{< ref component-secrets.md >}}). {{% /alert %}}

Spec metadata fields

Field Required Binding support Details Example
bucket Y Output The bucket name "mybucket"
type Y Output Tge GCP credentials type "service_account"
project_id Y Output GCP project id projectId
private_key_id Y Output GCP private key id "privateKeyId"
private_key Y Output GCP credentials private key. Replace with x509 cert 12345-12345
client_email Y Output GCP client email "client@email.com"
client_id Y Output GCP client id 0123456789-0123456789
auth_uri Y Output Google account OAuth endpoint https://accounts.google.com/o/oauth2/auth
token_uri Y Output Google account token uri https://oauth2.googleapis.com/token
auth_provider_x509_cert_url Y Output GCP credentials cert url https://www.googleapis.com/oauth2/v1/certs
client_x509_cert_url Y Output GCP credentials project x509 cert url https://www.googleapis.com/robot/v1/metadata/x509/<PROJECT_NAME>.iam.gserviceaccount.com

Binding support

This component supports output binding with the following operations:

  • create

Create file

To perform a create operation, invoke the GCP Storage Bucket binding with a POST method and the following JSON body:

Note: by default, a random UUID is generated. See below for Metadata support to set the name

{
  "operation": "create",
  "data": "YOUR_CONTENT"
}

Examples

Save text to a random generated UUID file

{{< tabs Windows Linux >}} {{% codetab %}} On Windows, utilize cmd prompt (PowerShell has different escaping mechanism)

curl -d "{ \"operation\": \"create\", \"data\": \"Hello World\" }" http://localhost:<dapr-port>/v1.0/bindings/<binding-name>

{{% /codetab %}}

{{% codetab %}}

curl -d '{ "operation": "create", "data": "Hello World" }' \
      http://localhost:<dapr-port>/v1.0/bindings/<binding-name>

{{% /codetab %}}

{{< /tabs >}}

Save text to a specific file

{{< tabs Windows Linux >}}

{{% codetab %}}

curl -d "{ \"operation\": \"create\", \"data\": \"Hello World\", \"metadata\": { \"name\": \"my-test-file.txt\" } }" \
      http://localhost:<dapr-port>/v1.0/bindings/<binding-name>

{{% /codetab %}}

{{% codetab %}}

curl -d '{ "operation": "create", "data": "Hello World", "metadata": { "name": "my-test-file.txt" } }' \
      http://localhost:<dapr-port>/v1.0/bindings/<binding-name>

{{% /codetab %}}

{{< /tabs >}}

Upload a file

To upload a file, pass the file contents as the data payload; you may want to encode this in e.g. Base64 for binary content.

Then you can upload it as you would normally:

{{< tabs Windows Linux >}}

{{% codetab %}}

curl -d "{ \"operation\": \"create\", \"data\": \"(YOUR_FILE_CONTENTS)\", \"metadata\": { \"name\": \"my-test-file.jpg\" } }" http://localhost:<dapr-port>/v1.0/bindings/<binding-name>

{{% /codetab %}}

{{% codetab %}}

curl -d '{ "operation": "create", "data": "$(cat my-test-file.jpg)", "metadata": { "name": "my-test-file.jpg" } }' \
      http://localhost:<dapr-port>/v1.0/bindings/<binding-name>

{{% /codetab %}}

{{< /tabs >}}

  • [Basic schema for a Dapr component]({{< ref component-schema >}})
  • [Bindings building block]({{< ref bindings >}})
  • [How-To: Trigger application with input binding]({{< ref howto-triggers.md >}})
  • [How-To: Use bindings to interface with external resources]({{< ref howto-bindings.md >}})
  • [Bindings API reference]({{< ref bindings_api.md >}})