Cleanup docker build output before saving (#23)

pipeline_executor/pipeline_executor.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"context"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strings"
@@ -141,13 +140,7 @@ func ExecutePipeline(pe PipelineExecution, db database.Database, pipelineConf co
 		return
 	}
 
-	response, err := ioutil.ReadAll(buildResponse.Body)
-	if err != nil {
-		log.Errorf("could no read build response: %w", err)
-		return
-	}
-
-	err = db.UpdateRunBuildOutput(pe.Run.Id, string(response))
+	err = db.UpdateRunBuildOutput(pe.Run.Id, cleanupBuildOutput(buildResponse.Body))
 	if err != nil {
 		log.Errorf("could not update build output for run: %w", err)
 		return

pipeline_executor/util.go

@@ -0,0 +1,25 @@
+package pipeline_executor
+
+import (
+	"bufio"
+	"encoding/json"
+	"io"
+)
+
+func cleanupBuildOutput(input io.ReadCloser) string {
+	output := ""
+
+	scanner := bufio.NewScanner(input)
+	for scanner.Scan() {
+		var log map[string]any
+		json.Unmarshal(scanner.Bytes(), &log)
+
+		if logVar, ok := log["stream"]; ok {
+			if log, ok := logVar.(string); ok {
+				output += log
+			}
+		}
+	}
+
+	return output
+}