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Refactor datacatalog updater to only accept events from SQS (#1985)
* Refactor datacatalog updater to only accept events from SQS * Remove enterprise-only stuff * fix PR feedback * add comments * Make sure S3 events are processed before sync events * Fix test and linter
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85 changes: 85 additions & 0 deletions
85
internal/log_analysis/datacatalog_updater/datacatalog/client.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| package datacatalog | ||
|
|
||
| /** | ||
| * Panther is a Cloud-Native SIEM for the Modern Security Team. | ||
| * Copyright (C) 2020 Panther Labs Inc | ||
| * | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Affero General Public License as | ||
| * published by the Free Software Foundation, either version 3 of the | ||
| * License, or (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU Affero General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Affero General Public License | ||
| * along with this program. If not, see <https://www.gnu.org/licenses/>. | ||
| */ | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| "github.com/aws/aws-lambda-go/lambdacontext" | ||
| "github.com/aws/aws-sdk-go/aws" | ||
| "github.com/aws/aws-sdk-go/service/sqs" | ||
| "github.com/aws/aws-sdk-go/service/sqs/sqsiface" | ||
| jsoniter "github.com/json-iterator/go" | ||
| "github.com/pkg/errors" | ||
| ) | ||
|
|
||
| type Client struct { | ||
| QueueURL string | ||
| SQSAPI sqsiface.SQSAPI | ||
| } | ||
|
|
||
| func (c *Client) SendSyncDatabasePartitions(ctx context.Context, event *SyncDatabasePartitionsEvent) error { | ||
| syncEvent := *event | ||
| syncEvent.TraceID = traceIDFromContext(ctx, syncEvent.TraceID) | ||
| return sendEvent(ctx, c.SQSAPI, c.QueueURL, sqsTask{ | ||
| SyncDatabasePartitions: &syncEvent, | ||
| }) | ||
| } | ||
|
|
||
| func traceIDFromContext(ctx context.Context, traceID string) string { | ||
| if traceID == "" { | ||
| if lambdaCtx, ok := lambdacontext.FromContext(ctx); ok { | ||
| return lambdaCtx.AwsRequestID | ||
| } | ||
| } | ||
| return traceID | ||
| } | ||
|
|
||
| func (c *Client) SendSyncDatabase(ctx context.Context, traceID string, requiredLogTypes []string) error { | ||
| return sendEvent(ctx, c.SQSAPI, c.QueueURL, sqsTask{ | ||
| SyncDatabase: &SyncDatabaseEvent{ | ||
| TraceID: traceIDFromContext(ctx, traceID), | ||
| RequiredLogTypes: requiredLogTypes, | ||
| }, | ||
| }) | ||
| } | ||
|
|
||
| func (c *Client) SendCreateTablesForLogTypes(ctx context.Context, logTypes ...string) error { | ||
| return sendEvent(ctx, c.SQSAPI, c.QueueURL, sqsTask{ | ||
| CreateTables: &CreateTablesEvent{ | ||
| LogTypes: logTypes, | ||
| }, | ||
| }) | ||
| } | ||
|
|
||
| func sendEvent(ctx context.Context, sqsAPI sqsiface.SQSAPI, queueURL string, event sqsTask) error { | ||
| body, err := jsoniter.MarshalToString(event) | ||
| if err != nil { | ||
| err = errors.Wrapf(err, "failed to marshal %#v", event) | ||
| return err | ||
| } | ||
| input := &sqs.SendMessageInput{ | ||
| MessageBody: aws.String(body), | ||
| QueueUrl: aws.String(queueURL), | ||
| } | ||
| if _, err := sqsAPI.SendMessageWithContext(ctx, input); err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } |
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