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ROX-23254: Add AWS SES client V2 #1822
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| // Package email contains methods to send emails via AWS SES | ||
| package email | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
|
|
||
| "github.com/aws/aws-sdk-go-v2/aws" | ||
| "github.com/aws/aws-sdk-go-v2/config" | ||
| "github.com/aws/aws-sdk-go-v2/service/ses" | ||
| "github.com/aws/aws-sdk-go-v2/service/ses/types" | ||
| "github.com/golang/glog" | ||
| ) | ||
|
|
||
| // SES struct keeps necessary configuration for sending email via AWS SES | ||
| type SES struct { | ||
| sesClient SESClient | ||
| } | ||
|
|
||
| // NewSES creates a new SES instance with initialised AWS SES client using AWS Config | ||
| func NewSES(ctx context.Context) (*SES, error) { | ||
| cfg, err := config.LoadDefaultConfig(ctx) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("unable to laod AWS SDK config: %v", err) | ||
| } | ||
| sesClient := ses.NewFromConfig(cfg) | ||
|
|
||
| return &SES{sesClient: sesClient}, nil | ||
| } | ||
|
|
||
| // SESClient is an interface that sends email using provided function | ||
| type SESClient interface { | ||
| SendEmail(ctx context.Context, params *ses.SendEmailInput, optFns ...func(*ses.Options)) (*ses.SendEmailOutput, error) | ||
| } | ||
|
|
||
| // SendEmail sends email via AWS SES API | ||
| func (s *SES) SendEmail(ctx context.Context, sender string, to []string, subject, htmlBody, textBody string) (string, error) { | ||
| input := &ses.SendEmailInput{ | ||
| Source: aws.String(sender), | ||
| Destination: &types.Destination{ | ||
| ToAddresses: to, | ||
| }, | ||
| Message: &types.Message{ | ||
| Subject: &types.Content{ | ||
| Data: aws.String(subject), | ||
| }, | ||
| Body: &types.Body{ | ||
| Html: &types.Content{ | ||
| Data: aws.String(htmlBody), | ||
| }, | ||
| Text: &types.Content{ | ||
| Data: aws.String(textBody), | ||
| }, | ||
| }, | ||
| }, | ||
| } | ||
|
|
||
| result, err := s.sesClient.SendEmail(ctx, input) | ||
| if err != nil { | ||
| glog.Errorf("Failed sending email: %v", err) | ||
| return "", fmt.Errorf("failed to send email: %v", err) | ||
| } | ||
|
|
||
| return *result.MessageId, nil | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| package email | ||
|
|
||
| import ( | ||
| "context" | ||
| "testing" | ||
|
|
||
| "github.com/aws/aws-sdk-go-v2/aws" | ||
| "github.com/aws/aws-sdk-go-v2/service/ses" | ||
| "github.com/pkg/errors" | ||
| "github.com/stretchr/testify/assert" | ||
| ) | ||
|
|
||
| type MockSESClient struct { | ||
| sender string | ||
| to []string | ||
| subject string | ||
| htmlBody string | ||
| textBody string | ||
|
|
||
| SendEmailFunc func(ctx context.Context, params *ses.SendEmailInput, optFns ...func(*ses.Options)) (*ses.SendEmailOutput, error) | ||
| } | ||
|
|
||
| func (m *MockSESClient) SendEmail(ctx context.Context, params *ses.SendEmailInput, optFns ...func(*ses.Options)) (*ses.SendEmailOutput, error) { | ||
| m.sender = *params.Source | ||
| m.to = params.Destination.ToAddresses | ||
| m.subject = *params.Message.Subject.Data | ||
| m.htmlBody = *params.Message.Body.Html.Data | ||
| m.textBody = *params.Message.Body.Text.Data | ||
|
|
||
| return m.SendEmailFunc(ctx, params, optFns...) | ||
| } | ||
|
|
||
| func TestSendEmail_Success(t *testing.T) { | ||
| sender := "[email protected]" | ||
| to := []string{"[email protected]", "[email protected]"} | ||
| subject := "subject" | ||
| htmlBody := "<h1>HTML body</h1>" | ||
| textBody := "text body" | ||
|
|
||
| testMessageID := "test-message-id" | ||
|
|
||
| mockClient := &MockSESClient{ | ||
| SendEmailFunc: func(ctx context.Context, params *ses.SendEmailInput, optFns ...func(*ses.Options)) (*ses.SendEmailOutput, error) { | ||
| return &ses.SendEmailOutput{ | ||
| MessageId: aws.String(testMessageID), | ||
| }, nil | ||
| }, | ||
| } | ||
| mockedSES := SES{sesClient: mockClient} | ||
|
|
||
| messageID, err := mockedSES.SendEmail(context.Background(), sender, to, subject, htmlBody, textBody) | ||
| assert.NoError(t, err) | ||
| assert.Equal(t, testMessageID, messageID) | ||
| assert.Equal(t, sender, mockClient.sender) | ||
| assert.Equal(t, to, mockClient.to) | ||
| assert.Equal(t, subject, mockClient.subject) | ||
| assert.Equal(t, htmlBody, mockClient.htmlBody) | ||
| assert.Equal(t, textBody, mockClient.textBody) | ||
| } | ||
|
|
||
| func TestSendEmail_Failure(t *testing.T) { | ||
| errorText := "failed to send email" | ||
|
|
||
| mockClient := &MockSESClient{ | ||
| SendEmailFunc: func(ctx context.Context, params *ses.SendEmailInput, optFns ...func(*ses.Options)) (*ses.SendEmailOutput, error) { | ||
| return nil, errors.New(errorText) | ||
| }, | ||
| } | ||
| mockedSES := SES{sesClient: mockClient} | ||
|
|
||
| messageID, err := mockedSES.SendEmail( | ||
| context.Background(), | ||
| "[email protected]", | ||
| []string{"[email protected]"}, | ||
| "Test Subject", | ||
| "<h1>HTML body</h1>", | ||
| "Text body", | ||
| ) | ||
| assert.Error(t, err) | ||
| assert.Equal(t, "", messageID) | ||
| assert.Contains(t, err.Error(), errorText) | ||
| } |
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this is the recommended way to get session in
aws-sdk-go-v2Migrating from NewSession with aws.Config options