85 lines
2.7 KiB
Go
85 lines
2.7 KiB
Go
package main
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import (
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"context"
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"fmt"
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"github.com/aws/aws-sdk-go-v2/aws"
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awsconfig "github.com/aws/aws-sdk-go-v2/config"
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"github.com/aws/aws-sdk-go-v2/credentials"
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"github.com/wormhole-foundation/wormhole-explorer/common/client/alert"
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"github.com/wormhole-foundation/wormhole-explorer/common/client/sns"
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"github.com/wormhole-foundation/wormhole-explorer/fly/internal/metrics"
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"github.com/wormhole-foundation/wormhole-explorer/fly/producer"
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"go.uber.org/zap"
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)
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// newAwsConfig creates a new AWS config from the given configuration.
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func newAwsConfig(ctx context.Context, cfg WorkerConfiguration) (aws.Config, error) {
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region := cfg.AwsRegion
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if region == "" {
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return aws.Config{}, fmt.Errorf("AWS_REGION is required")
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}
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awsSecretId := cfg.AwsAccessKeyId
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awsSecretKey := cfg.AwsSecretKey
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if awsSecretId != "" && awsSecretKey != "" {
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credentials := credentials.NewStaticCredentialsProvider(awsSecretId, awsSecretKey, "")
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customResolver := aws.EndpointResolverFunc(func(service, region string) (aws.Endpoint, error) {
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if cfg.AwsEndpoint != "" {
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return aws.Endpoint{
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PartitionID: "aws",
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URL: cfg.AwsEndpoint,
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SigningRegion: region,
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}, nil
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}
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return aws.Endpoint{}, &aws.EndpointNotFoundError{}
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})
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awsCfg, err := awsconfig.LoadDefaultConfig(ctx,
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awsconfig.WithRegion(region),
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awsconfig.WithEndpointResolver(customResolver),
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awsconfig.WithCredentialsProvider(credentials),
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)
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return awsCfg, err
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}
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return awsconfig.LoadDefaultConfig(ctx, awsconfig.WithRegion(region))
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}
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// newSNSProducer creates a new SNS producer from the given configuration.
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func newSNSProducer(ctx context.Context, cfg WorkerConfiguration, alertClient alert.AlertClient, metricsClient metrics.Metrics, logger *zap.Logger) (*producer.SNSProducer, error) {
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if cfg.AwsSnsURL == "" {
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return nil, fmt.Errorf("AWS_SNS_URL is required")
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}
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awsConfig, err := newAwsConfig(ctx, cfg)
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if err != nil {
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return nil, err
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}
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snsProducer, err := sns.NewProducer(awsConfig, cfg.AwsSnsURL)
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if err != nil {
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return nil, err
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}
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return producer.NewSNSProducer(snsProducer, alertClient, metricsClient, logger), nil
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}
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// newVAATopicProducerFunc creates a new VAA topic producer function from the given configuration.
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func newVAATopicProducerFunc(ctx context.Context, cfg WorkerConfiguration, alertClient alert.AlertClient, metricsClient metrics.Metrics, logger *zap.Logger) (producer.PushFunc, error) {
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if !cfg.NotifyEnabled {
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return func(context.Context, *producer.Notification) error {
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return nil
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}, nil
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}
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snsProducer, err := newSNSProducer(ctx, cfg, alertClient, metricsClient, logger)
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if err != nil {
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logger.Fatal("could not create vaa topic producer ", zap.Error(err))
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return nil, err
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}
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return snsProducer.Push, nil
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}
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