Files
catalyst/reaction/trigger/hook/hook.go
2024-09-19 23:23:45 +02:00

120 lines
3.4 KiB
Go

package hook
import (
"context"
"encoding/json"
"fmt"
"log/slog"
"slices"
"github.com/labstack/echo/v5"
"github.com/pocketbase/dbx"
"github.com/pocketbase/pocketbase"
"github.com/pocketbase/pocketbase/apis"
"github.com/pocketbase/pocketbase/core"
"github.com/pocketbase/pocketbase/daos"
"github.com/pocketbase/pocketbase/models"
"go.uber.org/multierr"
"github.com/SecurityBrewery/catalyst/migrations"
"github.com/SecurityBrewery/catalyst/reaction/action"
"github.com/SecurityBrewery/catalyst/webhook"
)
type Hook struct {
Collections []string `json:"collections"`
Events []string `json:"events"`
}
func BindHooks(pb *pocketbase.PocketBase, test bool) {
pb.App.OnRecordAfterCreateRequest().Add(func(e *core.RecordCreateEvent) error {
return hook(e.HttpContext, pb.App, "create", e.Collection.Name, e.Record, test)
})
pb.App.OnRecordAfterUpdateRequest().Add(func(e *core.RecordUpdateEvent) error {
return hook(e.HttpContext, pb.App, "update", e.Collection.Name, e.Record, test)
})
pb.App.OnRecordAfterDeleteRequest().Add(func(e *core.RecordDeleteEvent) error {
return hook(e.HttpContext, pb.App, "delete", e.Collection.Name, e.Record, test)
})
}
func hook(ctx echo.Context, app core.App, event, collection string, record *models.Record, test bool) error {
auth, _ := ctx.Get(apis.ContextAuthRecordKey).(*models.Record)
admin, _ := ctx.Get(apis.ContextAdminKey).(*models.Admin)
if !test {
go mustRunHook(app, collection, event, record, auth, admin)
} else {
mustRunHook(app, collection, event, record, auth, admin)
}
return nil
}
func mustRunHook(app core.App, collection, event string, record, auth *models.Record, admin *models.Admin) {
ctx := context.Background()
if err := runHook(ctx, app, collection, event, record, auth, admin); err != nil {
slog.ErrorContext(ctx, fmt.Sprintf("failed to run hook reaction: %v", err))
}
}
func runHook(ctx context.Context, app core.App, collection, event string, record, auth *models.Record, admin *models.Admin) error {
payload, err := json.Marshal(&webhook.Payload{
Action: event,
Collection: collection,
Record: record,
Auth: auth,
Admin: admin,
})
if err != nil {
return fmt.Errorf("failed to marshal webhook payload: %w", err)
}
hooks, err := findByHookTrigger(app.Dao(), collection, event)
if err != nil {
return fmt.Errorf("failed to find hook by trigger: %w", err)
}
if len(hooks) == 0 {
return nil
}
var errs error
for _, hook := range hooks {
_, err = action.Run(ctx, app, hook.GetString("action"), hook.GetString("actiondata"), string(payload))
if err != nil {
errs = multierr.Append(errs, fmt.Errorf("failed to run hook reaction: %w", err))
}
}
return errs
}
func findByHookTrigger(dao *daos.Dao, collection, event string) ([]*models.Record, error) {
records, err := dao.FindRecordsByExpr(migrations.ReactionCollectionName, dbx.HashExp{"trigger": "hook"})
if err != nil {
return nil, fmt.Errorf("failed to find hook reaction: %w", err)
}
if len(records) == 0 {
return nil, nil
}
var matchedRecords []*models.Record
for _, record := range records {
var hook Hook
if err := json.Unmarshal([]byte(record.GetString("triggerdata")), &hook); err != nil {
return nil, err
}
if slices.Contains(hook.Collections, collection) && slices.Contains(hook.Events, event) {
matchedRecords = append(matchedRecords, record)
}
}
return matchedRecords, nil
}