/
awssns.go
119 lines (91 loc) · 2.71 KB
/
awssns.go
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package awssns
import (
"context"
"github.com/batchcorp/plumber-schemas/build/go/protos/args"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/sns"
"github.com/aws/aws-sdk-go/service/sns/snsiface"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
plumberTypes "github.com/batchcorp/plumber/types"
"github.com/batchcorp/plumber/validate"
"github.com/batchcorp/plumber-schemas/build/go/protos/opts"
)
const BackendName = "AWSSNS"
var ErrMissingTopicARN = errors.New("--topic cannot be empty")
type AWSSNS struct {
// Base connection options / non-backend-specific options
connOpts *opts.ConnectionOptions
// Backend-specific args
connArgs *args.AWSSNSConn
Service snsiface.SNSAPI
QueueURL string
log *logrus.Entry
}
func New(connOpts *opts.ConnectionOptions) (*AWSSNS, error) {
if err := validateBaseConnOpts(connOpts); err != nil {
return nil, errors.Wrap(err, "unable to validate options")
}
connArgs := connOpts.GetAwsSns()
var sess *session.Session
var err error
if connArgs.AwsSecretAccessKey != "" {
sess, err = session.NewSession(&aws.Config{
Region: aws.String(connArgs.AwsRegion),
Credentials: credentials.NewStaticCredentials(connArgs.AwsAccessKeyId, connArgs.AwsSecretAccessKey, ""),
})
} else {
// Use creds stored in ~/.aws/credentials
// https://github.com/batchcorp/plumber/issues/218
sess = session.Must(session.NewSessionWithOptions(session.Options{
SharedConfigState: session.SharedConfigEnable,
}))
}
if err != nil {
return nil, errors.Wrap(err, "unable to initialize aws session")
}
return &AWSSNS{
connOpts: connOpts,
connArgs: connArgs,
Service: sns.New(sess),
log: logrus.WithField("backend", BackendName),
}, nil
}
func (a *AWSSNS) Name() string {
return BackendName
}
func (a *AWSSNS) Close(_ context.Context) error {
return nil
}
func (a *AWSSNS) Test(_ context.Context) error {
return plumberTypes.NotImplementedErr
}
func validateBaseConnOpts(connOpts *opts.ConnectionOptions) error {
if connOpts == nil {
return validate.ErrMissingConnOpts
}
if connOpts.Conn == nil {
return validate.ErrMissingConnCfg
}
args := connOpts.GetAwsSns()
if args == nil {
return validate.ErrMissingConnArgs
}
// No need to go further, if profile is set, assume we don't need other args
// AWS SDK will pick up the profile creds from ~/.aws/credentials
if args.AwsProfile != "" {
return nil
}
if args.AwsSecretAccessKey == "" {
return validate.ErrMissingAWSSecretAccessKey
}
if args.AwsRegion == "" {
return validate.ErrMissingAWSRegion
}
if args.AwsAccessKeyId == "" {
return validate.ErrMissingAWSAccessKeyID
}
return nil
}