Feature/17 openc2 capability (#21)

Co-authored-by: Maarten de Kruijf <maarten.dekruijf@tno.nl>

internal/capability/openc2/openc2.go

@@ -0,0 +1,63 @@
+package openc2
+
+import (
+	"reflect"
+
+	"soarca/logger"
+	"soarca/models/cacao"
+	"soarca/models/execution"
+	"soarca/utils/http"
+)
+
+type OpenC2Capability struct {
+	httpRequest http.IHttpRequest
+}
+
+type Empty struct{}
+
+const (
+	openc2ResultVariableName = "__soarca_openc2_http_result__"
+	openc2capabilityName     = "soarca-openc2-http"
+)
+
+var (
+	component = reflect.TypeOf(Empty{}).PkgPath()
+	log       *logger.Log
+)
+
+func init() {
+	log = logger.Logger(component, logger.Info, "", logger.Json)
+}
+
+func New(httpRequest http.IHttpRequest) *OpenC2Capability {
+	return &OpenC2Capability{httpRequest: httpRequest}
+}
+
+func (OpenC2Capability *OpenC2Capability) GetType() string {
+	return openc2capabilityName
+}
+
+func (OpenC2Capability *OpenC2Capability) Execute(
+	metadata execution.Metadata,
+	command cacao.Command,
+	authentication cacao.AuthenticationInformation,
+	target cacao.AgentTarget,
+	variables cacao.Variables,
+) (cacao.Variables, error) {
+	log.Trace(metadata.ExecutionId)
+
+	httpOptions := http.HttpOptions{
+		Command: &command,
+		Target:  &target,
+		Auth:    &authentication,
+	}
+	response, err := OpenC2Capability.httpRequest.Request(httpOptions)
+	if err != nil {
+		log.Error(err)
+		return cacao.NewVariables(), err
+	}
+
+	results := cacao.NewVariables(cacao.Variable{Name: openc2ResultVariableName, Value: string(response)})
+	log.Trace("Finished openc2 execution, will return the variables: ", results)
+	return results, nil
+}

test/unittest/capability/openc2/openc2_test.go

@@ -0,0 +1,78 @@
+package openc2_test
+
+import (
+	"testing"
+
+	openc2 "soarca/internal/capability/openc2"
+	"soarca/models/cacao"
+	"soarca/models/execution"
+	mockRequest "soarca/test/unittest/mocks/mock_utils/http"
+	"soarca/utils/http"
+
+	assert "github.com/go-playground/assert/v2"
+	"github.com/google/uuid"
+)
+
+func TestOpenC2Request(t *testing.T) {
+	mockHttp := &mockRequest.MockHttpRequest{}
+	openc2 := openc2.New(mockHttp)
+
+	authId, _ := uuid.Parse("6aa7b810-9dad-11d1-81b4-00c04fd430c8")
+	executionId, _ := uuid.Parse("6ba7b810-9dad-11d1-80b4-00c04fd430c8")
+	playbookId, _ := uuid.Parse("d09351a2-a075-40c8-8054-0b7c423db83f")
+	stepId, _ := uuid.Parse("81eff59f-d084-4324-9e0a-59e353dbd28f")
+
+	target := cacao.AgentTarget{
+		HttpUrl:            "https://soarca.tno.nl",
+		AuthInfoIdentifier: authId.String(),
+	}
+
+	auth := cacao.AuthenticationInformation{
+		ID:    authId.String(),
+		Type:  "oauth2",
+		Token: "this-is-a-test",
+	}
+
+	command := cacao.Command{
+		Type:    "http-api",
+		Command: "POST / HTTP/1.1",
+		Headers: map[string]string{"accept": "application/json"},
+	}
+
+	cacaoVariable := cacao.Variable{
+		Type:  "string",
+		Name:  "test request building",
+		Value: "",
+	}
+
+	metadata := execution.Metadata{
+		ExecutionId: executionId,
+		PlaybookId:  playbookId.String(),
+		StepId:      stepId.String(),
+	}
+
+	httpOptions := http.HttpOptions{
+		Command: &command,
+		Target:  &target,
+		Auth:    &auth,
+	}
+
+	payload := "test payload"
+
+	payloadBytes := []byte(payload)
+
+	mockHttp.On("Request", httpOptions).Return(payloadBytes, nil)
+
+	results, err := openc2.Execute(
+		metadata,
+		command,
+		auth,
+		target,
+		cacao.NewVariables(cacaoVariable))
+	if err != nil {
+		t.Log(err)
+		t.Fail()
+	}
+	t.Log(results)
+	assert.Equal(t, results["__soarca_openc2_http_result__"].Value, payload)
+}