Files
kubescape/core/pkg/resultshandling/printer/v2/pdf.go
Matthias Bertschy 70a9380966 fix go imports
Signed-off-by: Matthias Bertschy <matthias.bertschy@gmail.com>
2025-01-09 12:14:56 +01:00

285 lines
7.3 KiB
Go

package printer
import (
"context"
_ "embed"
b64 "encoding/base64"
"fmt"
"os"
"path/filepath"
"strings"
"time"
"github.com/johnfercher/maroto/pkg/color"
"github.com/johnfercher/maroto/pkg/consts"
"github.com/johnfercher/maroto/pkg/pdf"
"github.com/johnfercher/maroto/pkg/props"
"github.com/kubescape/go-logger"
"github.com/kubescape/go-logger/helpers"
"github.com/kubescape/kubescape/v3/core/cautils"
"github.com/kubescape/kubescape/v3/core/pkg/resultshandling/printer"
"github.com/kubescape/kubescape/v3/core/pkg/resultshandling/printer/v2/prettyprinter/tableprinter/utils"
"github.com/kubescape/opa-utils/reporthandling/results/v1/reportsummary"
)
const (
pdfOutputFile = "report"
pdfOutputExt = ".pdf"
)
var (
//go:embed pdf/logo.png
kubescapeLogo []byte
)
var _ printer.IPrinter = &PdfPrinter{}
type PdfPrinter struct {
writer *os.File
}
func NewPdfPrinter() *PdfPrinter {
return &PdfPrinter{}
}
func (pp *PdfPrinter) SetWriter(ctx context.Context, outputFile string) {
if outputFile != "" {
// Ensure to have an available output file, otherwise create it.
if strings.TrimSpace(outputFile) == "" {
outputFile = pdfOutputFile
}
// Ensure to have the right file extension.
if filepath.Ext(strings.TrimSpace(outputFile)) != pdfOutputExt {
outputFile = outputFile + pdfOutputExt
}
}
pp.writer = printer.GetWriter(ctx, outputFile)
}
func (pp *PdfPrinter) Score(score float32) {
// Handle invalid scores
if score > 100 {
score = 100
} else if score < 0 {
score = 0
}
fmt.Fprintf(os.Stderr, "\nOverall compliance-score (100- Excellent, 0- All failed): %d\n", cautils.Float32ToInt(score))
}
func (pp *PdfPrinter) printInfo(m pdf.Maroto, summaryDetails *reportsummary.SummaryDetails, infoMap []infoStars) {
emptyRowCounter := 1
for i := range infoMap {
if infoMap[i].info != "" {
m.Row(5, func() {
m.Col(12, func() {
m.Text(fmt.Sprintf("%v %v", infoMap[i].stars, infoMap[i].info), props.Text{
Style: consts.Bold,
Align: consts.Left,
Size: 8,
Extrapolate: false,
Color: color.Color{
Red: 0,
Green: 0,
Blue: 255,
},
})
})
})
if emptyRowCounter < len(infoMap) {
m.Row(2.5, func() {})
emptyRowCounter++
}
}
}
}
func (pp *PdfPrinter) PrintNextSteps() {
}
func (pp *PdfPrinter) ActionPrint(ctx context.Context, opaSessionObj *cautils.OPASessionObj, imageScanData []cautils.ImageScanData) {
if opaSessionObj == nil {
logger.L().Ctx(ctx).Error("failed to print results, missing data")
return
}
sortedControlIDs := getSortedControlsIDs(opaSessionObj.Report.SummaryDetails.Controls)
infoToPrintInfo := mapInfoToPrintInfo(opaSessionObj.Report.SummaryDetails.Controls)
m := pdf.NewMaroto(consts.Portrait, consts.A4)
pp.printHeader(m)
pp.printFramework(m, opaSessionObj.Report.SummaryDetails.ListFrameworks())
pp.printTable(m, &opaSessionObj.Report.SummaryDetails, sortedControlIDs)
pp.printFinalResult(m, &opaSessionObj.Report.SummaryDetails)
pp.printInfo(m, &opaSessionObj.Report.SummaryDetails, infoToPrintInfo)
// Extrat output buffer.
outBuff, err := m.Output()
if err != nil {
logger.L().Ctx(ctx).Error("failed to generate pdf format", helpers.Error(err))
return
}
if _, err := pp.writer.Write(outBuff.Bytes()); err != nil {
logger.L().Ctx(ctx).Error("failed to write results", helpers.Error(err))
return
}
printer.LogOutputFile(pp.writer.Name())
}
// printHeader prints the Kubescape logo and report date
func (pp *PdfPrinter) printHeader(m pdf.Maroto) {
// Retrieve current time (we need it for the report timestamp).
t := time.Now()
// Enconde PNG into Base64 to embed it into the pdf.
kubescapeLogoEnc := b64.StdEncoding.EncodeToString(kubescapeLogo)
m.SetPageMargins(10, 15, 10)
m.Row(40, func() {
//m.Text(fmt.Sprintf("Security Assessment"), props.Text{
// Align: consts.Center,
// Size: 24,
// Family: consts.Arial,
// Style: consts.Bold,
//})
_ = m.Base64Image(kubescapeLogoEnc, consts.Png, props.Rect{
Center: true,
Percent: 100,
})
})
m.Row(6, func() {
m.Text(fmt.Sprintf("Report date: %d-%02d-%02dT%02d:%02d:%02d",
t.Year(),
t.Month(),
t.Day(),
t.Hour(),
t.Minute(),
t.Second()), props.Text{
Align: consts.Left,
Size: 6.0,
Style: consts.Bold,
Family: consts.Arial,
})
})
m.Line(1)
}
// printFramework prints the PDF frameworks after the PDF header
func (pp *PdfPrinter) printFramework(m pdf.Maroto, frameworks []reportsummary.IFrameworkSummary) {
m.Row(10, func() {
m.Text(utils.FrameworksScoresToString(frameworks), props.Text{
Align: consts.Center,
Size: 8,
Family: consts.Arial,
Style: consts.Bold,
})
})
}
// printTable creates the PDF table
func (pp *PdfPrinter) printTable(m pdf.Maroto, summaryDetails *reportsummary.SummaryDetails, sortedControlIDs [][]string) {
headers := getControlTableHeaders(false)
infoToPrintInfoMap := mapInfoToPrintInfo(summaryDetails.Controls)
var controls [][]string
for i := len(sortedControlIDs) - 1; i >= 0; i-- {
for _, c := range sortedControlIDs[i] {
row := generateRowPdf(summaryDetails.Controls.GetControl(reportsummary.EControlCriteriaID, c), infoToPrintInfoMap, true)
if len(row) > 0 {
controls = append(controls, row)
}
}
}
size := 6.0
gridSize := []uint{1, 1, 6, 1, 1, 2}
m.TableList(headers, controls, props.TableList{
HeaderProp: props.TableListContent{
Family: consts.Arial,
Style: consts.Bold,
Size: size,
GridSizes: gridSize,
},
ContentProp: props.TableListContent{
Family: consts.Courier,
Style: consts.Normal,
Size: size,
GridSizes: gridSize,
CellTextColorChangerColumnIndex: 0,
CellTextColorChangerFunc: func(cellValue string) color.Color {
if cellValue == "Critical" {
return color.Color{
Red: 255,
Green: 0,
Blue: 0,
}
} else if cellValue == "High" {
return color.Color{
Red: 0,
Green: 0,
Blue: 255,
}
} else if cellValue == "Medium" {
return color.Color{
Red: 252,
Green: 186,
Blue: 3,
}
}
return color.NewBlack()
},
},
Align: consts.Left,
AlternatedBackground: &color.Color{
Red: 224,
Green: 224,
Blue: 224,
},
HeaderContentSpace: 2.0,
Line: false,
})
m.Line(1)
m.Row(2, func() {})
}
// printFinalResult adds the final results
func (pp *PdfPrinter) printFinalResult(m pdf.Maroto, summaryDetails *reportsummary.SummaryDetails) {
m.Row(_rowLen, func() {
m.Col(1, func() {
})
m.Col(5, func() {
m.Text("Resource summary", props.Text{
Align: consts.Left,
Size: 8.0,
Style: consts.Bold,
Family: consts.Arial,
})
})
m.Col(2, func() {
m.Text(fmt.Sprintf("%d", summaryDetails.NumberOfResources().Failed()), props.Text{
Align: consts.Left,
Size: 8.0,
Style: consts.Bold,
Family: consts.Arial,
})
})
m.Col(2, func() {
m.Text(fmt.Sprintf("%d", summaryDetails.NumberOfResources().All()), props.Text{
Align: consts.Left,
Size: 8.0,
Style: consts.Bold,
Family: consts.Arial,
})
})
m.Col(2, func() {
m.Text(fmt.Sprintf("%.2f%s", summaryDetails.ComplianceScore, "%"), props.Text{
Align: consts.Left,
Size: 8.0,
Style: consts.Bold,
Family: consts.Arial,
})
})
})
}