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feat: add IAM Role support for bedrock invokeModel with foundation models #601

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Merged
horike37 merged 1 commit into from
Feb 2, 2024
Merged

feat: add IAM Role support for bedrock invokeModel with foundation models #601

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20 changes: 20 additions & 0 deletions lib/deploy/stepFunctions/compileIamRole.js
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Original file line number Diff line number Diff line change
Expand Up @@ -524,6 +524,23 @@ function getSageMakerPermissions(state) {
];
}

function getBedrockPermissions(state) {
const modelId = state.Parameters.ModelId;
const modelArn = modelId.startsWith('arn:') ? modelId : {
'Fn::Sub': [
`arn:\${AWS::Partition}:bedrock:$\{AWS::Region}::foundation-model/${modelId}`,
{},
],
};

return [
{
action: 'bedrock:InvokeModel',
resource: modelArn,
},
];
}

function getEventBridgePermissions(state) {
const eventBuses = new Set();

Expand Down Expand Up @@ -683,6 +700,9 @@ function getIamPermissions(taskStates) {
case 'arn:aws:states:::sagemaker:createTransformJob.sync':
return getSageMakerPermissions(state);

case 'arn:aws:states:::bedrock:invokeModel':
return getBedrockPermissions(state);

case 'arn:aws:states:::events:putEvents':
case 'arn:aws:states:::events:putEvents.waitForTaskToken':
return getEventBridgePermissions(state);
Expand Down
63 changes: 63 additions & 0 deletions lib/deploy/stepFunctions/compileIamRole.test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3559,6 +3559,69 @@ describe('#compileIamRole', () => {
}]);
});

it('should give bedrock invoke permissions for foundation models', () => {
serverless.service.stepFunctions = {
stateMachines: {
myStateMachine1: {
id: 'StateMachine1',
definition: {
StartAt: 'A',
States: {
A: {
Type: 'Task',
Resource: 'arn:aws:states:::bedrock:invokeModel',
Parameters: {
ModelId: 'anthropic.claude-v2:1',
Body: {
prompt: 'your-prompt',
max_tokens_to_sample: 500,
temperature: 0.1,
},
ContentType: 'application/json',
Accept: 'application/json',
},
Next: 'B',
},
B: {
Type: 'Task',
Resource: 'arn:aws:states:::bedrock:invokeModel',
Parameters: {
// modelId can be specified as an arn
ModelId: 'arn:aws:bedrock:us-east-1::foundation-model/meta.llama2-70b-chat-v1',
Body: {
prompt: 'your-prompt',
max_tokens_to_sample: 500,
temperature: 0.1,
},
ContentType: 'application/json',
Accept: 'application/json',
},
End: true,
},
},
},
},
},
};

serverlessStepFunctions.compileIamRole();
const statements = serverlessStepFunctions.serverless.service
.provider.compiledCloudFormationTemplate.Resources.StateMachine1Role
.Properties.Policies[0].PolicyDocument.Statement;
const bedrockPermissions = statements.filter(s => _.isEqual(s.Action, ['bedrock:InvokeModel']));
expect(bedrockPermissions).to.have.lengthOf(1);
expect(bedrockPermissions[0].Resource).to.have.lengthOf(2);
expect(bedrockPermissions[0].Resource).to.deep.eq([
{
'Fn::Sub': [
'arn:${AWS::Partition}:bedrock:${AWS::Region}::foundation-model/anthropic.claude-v2:1',
{},
],
},
'arn:aws:bedrock:us-east-1::foundation-model/meta.llama2-70b-chat-v1',
]);
});

it('should give event bridge putEvents permissions', () => {
const genStateMachine = id => ({
id,
Expand Down