fix: more precise filtering

Closes coop-cloud/organising#305.

pkg/config/app.go

@@ -13,6 +13,7 @@ import (
 	loader "coopcloud.tech/abra/pkg/upstream/stack"
 	stack "coopcloud.tech/abra/pkg/upstream/stack"
 	composetypes "github.com/docker/cli/cli/compose/types"
+	"github.com/docker/docker/api/types/filters"
 	"github.com/sirupsen/logrus"
 )
 
@@ -63,6 +64,29 @@ func (a App) StackName() string {
 	return stackName
 }
 
+// Filters retrieves exact app filters for querying the container runtime.
+func (a App) Filters() (filters.Args, error) {
+	filters := filters.NewArgs()
+
+	composeFiles, err := GetAppComposeFiles(a.Recipe, a.Env)
+	if err != nil {
+		return filters, err
+	}
+
+	opts := stack.Deploy{Composefiles: composeFiles}
+	compose, err := GetAppComposeConfig(a.Recipe, opts, a.Env)
+	if err != nil {
+		return filters, err
+	}
+
+	for _, service := range compose.Services {
+		filter := fmt.Sprintf("^%s_%s", a.StackName(), service.Name)
+		filters.Add("name", filter)
+	}
+
+	return filters, nil
+}
+
 // ByServer sort a slice of Apps
 type ByServer []App