Files
probo/pkg/probo/data_protection_impact_assessment_service.go
Bryan Frimin 00bbd04e7d Fix missing policy
Signed-off-by: Bryan Frimin <bryan@getprobo.com>
2026-01-18 08:32:37 -08:00

430 lines
13 KiB
Go

// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
package probo
import (
"context"
"fmt"
"io"
"time"
"go.gearno.de/kit/pg"
"go.probo.inc/probo/pkg/coredata"
"go.probo.inc/probo/pkg/docgen"
"go.probo.inc/probo/pkg/gid"
"go.probo.inc/probo/pkg/html2pdf"
"go.probo.inc/probo/pkg/page"
"go.probo.inc/probo/pkg/validator"
)
type DataProtectionImpactAssessmentService struct {
svc *TenantService
html2pdfConverter *html2pdf.Converter
}
type (
CreateDataProtectionImpactAssessmentRequest struct {
ProcessingActivityID gid.GID
Description *string
NecessityAndProportionality *string
PotentialRisk *string
Mitigations *string
ResidualRisk *coredata.DataProtectionImpactAssessmentResidualRisk
}
UpdateDataProtectionImpactAssessmentRequest struct {
ID gid.GID
Description **string
NecessityAndProportionality **string
PotentialRisk **string
Mitigations **string
ResidualRisk *coredata.DataProtectionImpactAssessmentResidualRisk
}
)
func (req *CreateDataProtectionImpactAssessmentRequest) Validate() error {
v := validator.New()
v.Check(req.ProcessingActivityID, "processing_activity_id", validator.Required(), validator.GID(coredata.ProcessingActivityEntityType))
v.Check(req.Description, "description", validator.SafeText(ContentMaxLength))
v.Check(req.NecessityAndProportionality, "necessity_and_proportionality", validator.SafeText(ContentMaxLength))
v.Check(req.PotentialRisk, "potential_risk", validator.SafeText(ContentMaxLength))
v.Check(req.Mitigations, "mitigations", validator.SafeText(ContentMaxLength))
v.Check(req.ResidualRisk, "residual_risk", validator.OneOfSlice(coredata.DataProtectionImpactAssessmentResidualRisks()))
return v.Error()
}
func (req *UpdateDataProtectionImpactAssessmentRequest) Validate() error {
v := validator.New()
v.Check(req.ID, "id", validator.Required(), validator.GID(coredata.DataProtectionImpactAssessmentEntityType))
v.Check(req.Description, "description", validator.SafeText(ContentMaxLength))
v.Check(req.NecessityAndProportionality, "necessity_and_proportionality", validator.SafeText(ContentMaxLength))
v.Check(req.PotentialRisk, "potential_risk", validator.SafeText(ContentMaxLength))
v.Check(req.Mitigations, "mitigations", validator.SafeText(ContentMaxLength))
v.Check(req.ResidualRisk, "residual_risk", validator.OneOfSlice(coredata.DataProtectionImpactAssessmentResidualRisks()))
return v.Error()
}
func (s DataProtectionImpactAssessmentService) Get(
ctx context.Context,
dpiaID gid.GID,
) (*coredata.DataProtectionImpactAssessment, error) {
dpia := &coredata.DataProtectionImpactAssessment{}
err := s.svc.pg.WithConn(
ctx,
func(conn pg.Conn) error {
if err := dpia.LoadByID(ctx, conn, s.svc.scope, dpiaID); err != nil {
return fmt.Errorf("cannot load data protection impact assessment: %w", err)
}
return nil
},
)
if err != nil {
return nil, err
}
return dpia, nil
}
func (s DataProtectionImpactAssessmentService) GetByProcessingActivityID(
ctx context.Context,
processingActivityID gid.GID,
) (*coredata.DataProtectionImpactAssessment, error) {
dpia := &coredata.DataProtectionImpactAssessment{}
err := s.svc.pg.WithConn(
ctx,
func(conn pg.Conn) error {
if err := dpia.LoadByProcessingActivityID(ctx, conn, s.svc.scope, processingActivityID); err != nil {
return fmt.Errorf("cannot load data protection impact assessment: %w", err)
}
return nil
},
)
if err != nil {
return nil, err
}
return dpia, nil
}
func (s DataProtectionImpactAssessmentService) ListForOrganizationID(
ctx context.Context,
organizationID gid.GID,
cursor *page.Cursor[coredata.DataProtectionImpactAssessmentOrderField],
filter *coredata.DataProtectionImpactAssessmentFilter,
) (*page.Page[*coredata.DataProtectionImpactAssessment, coredata.DataProtectionImpactAssessmentOrderField], error) {
var dpias coredata.DataProtectionImpactAssessments
err := s.svc.pg.WithConn(
ctx,
func(conn pg.Conn) error {
err := dpias.LoadByOrganizationID(ctx, conn, s.svc.scope, organizationID, cursor, filter)
if err != nil {
return fmt.Errorf("cannot load data protection impact assessments: %w", err)
}
return nil
},
)
if err != nil {
return nil, err
}
return page.NewPage(dpias, cursor), nil
}
func (s DataProtectionImpactAssessmentService) CountForOrganizationID(
ctx context.Context,
organizationID gid.GID,
filter *coredata.DataProtectionImpactAssessmentFilter,
) (int, error) {
var count int
err := s.svc.pg.WithConn(
ctx,
func(conn pg.Conn) (err error) {
dpias := coredata.DataProtectionImpactAssessments{}
count, err = dpias.CountByOrganizationID(ctx, conn, s.svc.scope, organizationID, filter)
return err
},
)
if err != nil {
return 0, err
}
return count, nil
}
func (s *DataProtectionImpactAssessmentService) Create(
ctx context.Context,
req *CreateDataProtectionImpactAssessmentRequest,
) (*coredata.DataProtectionImpactAssessment, error) {
if err := req.Validate(); err != nil {
return nil, err
}
now := time.Now()
dpia := &coredata.DataProtectionImpactAssessment{
ID: gid.New(s.svc.scope.GetTenantID(), coredata.DataProtectionImpactAssessmentEntityType),
ProcessingActivityID: req.ProcessingActivityID,
Description: req.Description,
NecessityAndProportionality: req.NecessityAndProportionality,
PotentialRisk: req.PotentialRisk,
Mitigations: req.Mitigations,
ResidualRisk: req.ResidualRisk,
CreatedAt: now,
UpdatedAt: now,
}
err := s.svc.pg.WithTx(
ctx,
func(conn pg.Conn) error {
processingActivity := &coredata.ProcessingActivity{}
if err := processingActivity.LoadByID(ctx, conn, s.svc.scope, req.ProcessingActivityID); err != nil {
return fmt.Errorf("cannot load processing activity: %w", err)
}
dpia.OrganizationID = processingActivity.OrganizationID
if err := dpia.Insert(ctx, conn, s.svc.scope); err != nil {
return fmt.Errorf("cannot insert data protection impact assessment: %w", err)
}
return nil
},
)
if err != nil {
return nil, err
}
return dpia, nil
}
func (s *DataProtectionImpactAssessmentService) Update(
ctx context.Context,
req *UpdateDataProtectionImpactAssessmentRequest,
) (*coredata.DataProtectionImpactAssessment, error) {
if err := req.Validate(); err != nil {
return nil, err
}
dpia := &coredata.DataProtectionImpactAssessment{}
err := s.svc.pg.WithTx(
ctx,
func(conn pg.Conn) error {
if err := dpia.LoadByID(ctx, conn, s.svc.scope, req.ID); err != nil {
return fmt.Errorf("cannot load data protection impact assessment: %w", err)
}
if req.Description != nil {
dpia.Description = *req.Description
}
if req.NecessityAndProportionality != nil {
dpia.NecessityAndProportionality = *req.NecessityAndProportionality
}
if req.PotentialRisk != nil {
dpia.PotentialRisk = *req.PotentialRisk
}
if req.Mitigations != nil {
dpia.Mitigations = *req.Mitigations
}
if req.ResidualRisk != nil {
dpia.ResidualRisk = req.ResidualRisk
}
dpia.UpdatedAt = time.Now()
if err := dpia.Update(ctx, conn, s.svc.scope); err != nil {
return fmt.Errorf("cannot update data protection impact assessment: %w", err)
}
return nil
},
)
if err != nil {
return nil, err
}
return dpia, nil
}
func (s *DataProtectionImpactAssessmentService) Delete(
ctx context.Context,
dpiaID gid.GID,
) error {
err := s.svc.pg.WithTx(
ctx,
func(conn pg.Conn) error {
dpia := &coredata.DataProtectionImpactAssessment{}
if err := dpia.LoadByID(ctx, conn, s.svc.scope, dpiaID); err != nil {
return fmt.Errorf("cannot load data protection impact assessment: %w", err)
}
if err := dpia.Delete(ctx, conn, s.svc.scope); err != nil {
return fmt.Errorf("cannot delete data protection impact assessment: %w", err)
}
return nil
},
)
return err
}
func (s *DataProtectionImpactAssessmentService) ExportPDF(
ctx context.Context,
organizationID gid.GID,
filter *coredata.DataProtectionImpactAssessmentFilter,
) ([]byte, error) {
var tableData docgen.DataProtectionImpactAssessmentTableData
err := s.svc.pg.WithTx(
ctx,
func(conn pg.Conn) error {
var assessments coredata.DataProtectionImpactAssessments
if err := assessments.LoadAllByOrganizationID(ctx, conn, s.svc.scope, organizationID, filter); err != nil {
return fmt.Errorf("cannot load data protection impact assessments: %w", err)
}
if len(assessments) == 0 {
return fmt.Errorf("no data protection impact assessments found: %w", coredata.ErrResourceNotFound)
}
organization := &coredata.Organization{}
if err := organization.LoadByID(ctx, conn, s.svc.scope, organizationID); err != nil {
return fmt.Errorf("cannot load organization: %w", err)
}
horizontalLogoBase64 := ""
if organization.HorizontalLogoFileID != nil {
fileRecord := &coredata.File{}
fileErr := fileRecord.LoadByID(ctx, conn, s.svc.scope, *organization.HorizontalLogoFileID)
if fileErr == nil {
base64Data, mimeType, logoErr := s.svc.fileManager.GetFileBase64(ctx, fileRecord)
if logoErr == nil {
horizontalLogoBase64 = fmt.Sprintf("data:%s;base64,%s", mimeType, base64Data)
}
}
}
var snapshots coredata.Snapshots
snapshotType := coredata.SnapshotsTypeProcessingActivities
var version int
var publishedAt time.Time
if snapshotID := filter.SnapshotID(); snapshotID != nil {
snapshot := &coredata.Snapshot{}
if err := snapshot.LoadByID(ctx, conn, s.svc.scope, *snapshotID); err != nil {
return fmt.Errorf("cannot load snapshot: %w", err)
}
publishedAt = snapshot.CreatedAt
snapshotFilter := coredata.NewSnapshotFilter(&snapshotType).WithBeforeDate(&snapshot.CreatedAt)
snapshotCount, err := snapshots.CountByOrganizationID(ctx, conn, s.svc.scope, organizationID, snapshotFilter)
if err != nil {
return fmt.Errorf("cannot count processing activities snapshots: %w", err)
}
version = snapshotCount
} else {
publishedAt = time.Now()
snapshotFilter := coredata.NewSnapshotFilter(&snapshotType)
snapshotCount, err := snapshots.CountByOrganizationID(ctx, conn, s.svc.scope, organizationID, snapshotFilter)
if err != nil {
return fmt.Errorf("cannot count processing activities snapshots: %w", err)
}
version = snapshotCount + 1
}
assessmentRows := make([]docgen.DataProtectionImpactAssessmentRowData, len(assessments))
for i, assessment := range assessments {
processingActivity := &coredata.ProcessingActivity{}
if err := processingActivity.LoadByID(ctx, conn, s.svc.scope, assessment.ProcessingActivityID); err != nil {
return fmt.Errorf("cannot load processing activity: %w", err)
}
assessmentRows[i] = docgen.DataProtectionImpactAssessmentRowData{
ProcessingActivityName: processingActivity.Name,
Description: assessment.Description,
NecessityAndProportionality: assessment.NecessityAndProportionality,
PotentialRisk: assessment.PotentialRisk,
Mitigations: assessment.Mitigations,
ResidualRisk: assessment.ResidualRisk,
}
}
tableData = docgen.DataProtectionImpactAssessmentTableData{
CompanyName: organization.Name,
CompanyHorizontalLogoBase64: horizontalLogoBase64,
Version: version,
PublishedAt: publishedAt,
Assessments: assessmentRows,
}
return nil
},
)
if err != nil {
return nil, err
}
htmlContent, err := docgen.RenderDataProtectionImpactAssessmentsTableHTML(tableData)
if err != nil {
return nil, fmt.Errorf("cannot render HTML: %w", err)
}
cfg := html2pdf.RenderConfig{
PageFormat: html2pdf.PageFormatA4,
Orientation: html2pdf.OrientationPortrait,
MarginTop: html2pdf.NewMarginInches(0.98),
MarginBottom: html2pdf.NewMarginInches(0.98),
MarginLeft: html2pdf.NewMarginInches(0.98),
MarginRight: html2pdf.NewMarginInches(0.98),
PrintBackground: true,
Scale: 1.0,
}
pdfReader, err := s.html2pdfConverter.GeneratePDF(ctx, htmlContent, cfg)
if err != nil {
return nil, fmt.Errorf("cannot generate PDF: %w", err)
}
pdfData, err := io.ReadAll(pdfReader)
if err != nil {
return nil, fmt.Errorf("cannot read PDF data: %w", err)
}
return pdfData, nil
}