add security test suite to eden

Signed-off-by: Shahriyar Jalayeri <shahriyar@zededa.com>

tests/sec/Makefile

@@ -0,0 +1,75 @@
+DEBUG ?= "debug"
+
+# HOSTARCH is the host architecture
+# ARCH is the target architecture
+# we need to keep track of them separately
+HOSTARCH ?= $(shell uname -m)
+HOSTOS ?= $(shell uname -s | tr A-Z a-z)
+
+# canonicalized names for host architecture
+override HOSTARCH := $(subst aarch64,arm64,$(subst x86_64,amd64,$(HOSTARCH)))
+
+# unless otherwise set, I am building for my own architecture, i.e. not cross-compiling
+# and for my OS
+ARCH ?= $(HOSTARCH)
+OS ?= $(HOSTOS)
+
+# canonicalized names for target architecture
+override ARCH := $(subst aarch64,arm64,$(subst x86_64,amd64,$(ARCH)))
+
+WORKDIR ?= $(CURDIR)/../../dist
+TESTDIR := tests/$(shell basename $(CURDIR))
+BINDIR := $(WORKDIR)/bin
+DATADIR := $(WORKDIR)/$(TESTDIR)/
+BIN := eden
+LOCALBIN := $(BINDIR)/$(BIN)-$(OS)-$(ARCH)
+TESTNAME := eden.sec
+TESTBIN := $(TESTNAME).test
+TESTSCN := $(TESTNAME).tests.txt
+LOCALTESTBIN := $(TESTBIN)-$(OS)-$(ARCH)
+LINKDIR := ../../tests/sec
+
+.DEFAULT_GOAL := help
+
+clean:
+	rm -rf $(LOCALTESTBIN) $(BINDIR)/$(TESTBIN) $(WORKDIR)/$(TESTSCN) $(CURDIR)/$(TESTBIN) $(BINDIR)/$(TESTBIN)
+
+$(BINDIR):
+	mkdir -p $@
+$(DATADIR):
+	mkdir -p $@
+
+test_sec:
+	go test sec_test.go common.go -v -count=1 -timeout 3000s
+
+test:
+	$(LOCALBIN) test $(CURDIR) -v $(DEBUG)
+
+build: setup
+
+testbin: $(TESTBIN)
+$(LOCALTESTBIN): $(BINDIR) *.go
+	CGO_ENABLED=0 GOOS=$(OS) GOARCH=$(ARCH) go test -c -ldflags "-s -w" -o $@ *.go
+
+$(TESTBIN): $(LOCALTESTBIN)
+	ln -sf $(LOCALTESTBIN) $(CURDIR)/$(TESTBIN)
+
+setup: testbin $(BINDIR) $(DATADIR)
+	cp -a $(LOCALTESTBIN) $(CURDIR)/$(TESTBIN) $(BINDIR)
+	cp -a *.yml $(TESTSCN) $(DATADIR)
+
+.PHONY: test build setup clean all testbin
+
+help:
+	@echo "EDEN is the harness for testing EVE and ADAM"
+	@echo
+	@echo "This Makefile automates commons tasks of EDEN testing"
+	@echo
+	@echo "Commonly used maintenance and development targets:"
+	@echo "   build         build test-binary (OS and ARCH options supported, for ex. OS=linux ARCH=arm64)"
+	@echo "   setup         setup of test environment"
+	@echo "   test          run tests"
+	@echo "   clean         cleanup of test harness"
+	@echo
+	@echo "You need install requirements for EVE (look at https://github.com/lf-edge/eve#install-dependencies)."
+	@echo "You need access to docker socket and installed qemu packages."

tests/sec/eden-config.yml

@@ -0,0 +1,7 @@
+---
+eden:
+    # test binary
+    test-bin: "eden.sec.test"
+
+    # test scenario
+    test-scenario: "eden.sec.tests.txt"

tests/sec/eden.sec.tests.txt

@@ -0,0 +1 @@
+eden.sec.test

tests/sec/remote.go

@@ -0,0 +1,88 @@
+package sec_test
+
+import (
+	"fmt"
+	"io"
+	"os"
+	"strings"
+
+	"github.com/lf-edge/eden/pkg/defaults"
+	"github.com/lf-edge/eden/pkg/openevec"
+	"github.com/lf-edge/eden/pkg/utils"
+)
+
+type remoteNode struct {
+	openEVEC *openevec.OpenEVEC
+}
+
+func getOpenEVEC() *openevec.OpenEVEC {
+	edenConfigEnv := os.Getenv(defaults.DefaultConfigEnv)
+	configName := utils.GetConfig(edenConfigEnv)
+
+	viperCfg, err := openevec.FromViper(configName, "debug")
+	if err != nil {
+		return nil
+	}
+
+	return openevec.CreateOpenEVEC(viperCfg)
+}
+
+func createRemoteNode() *remoteNode {
+	evec := getOpenEVEC()
+	if evec == nil {
+		return nil
+	}
+
+	return &remoteNode{openEVEC: evec}
+}
+
+func (node *remoteNode) runCommand(command string) ([]byte, error) {
+	realStdout := os.Stdout
+	r, w, err := os.Pipe()
+	if err != nil {
+		return nil, err
+	}
+
+	os.Stdout = w
+
+	// unfortunately, we can't capture command return value from SSHEve
+	err = node.openEVEC.SSHEve(command)
+
+	os.Stdout = realStdout
+	w.Close()
+
+	if err != nil {
+		return nil, err
+	}
+
+	out, _ := io.ReadAll(r)
+	return out, nil
+}
+
+func (node *remoteNode) fileExists(fileName string) (bool, error) {
+	command := fmt.Sprintf("if stat \"%s\"; then echo \"1\"; else echo \"0\"; fi", fileName)
+	out, err := node.runCommand(command)
+	if err != nil {
+		return false, err
+	}
+
+	if strings.TrimSpace(string(out)) == "0" {
+		return false, nil
+	}
+
+	return true, nil
+}
+
+func (node *remoteNode) readFile(fileName string) ([]byte, error) {
+	exist, err := node.fileExists(fileName)
+	if err != nil {
+		return nil, err
+	}
+
+	if !exist {
+		return nil, fmt.Errorf("file %s does not exist", fileName)
+	}
+
+	command := fmt.Sprintf("cat %s", fileName)
+	return node.runCommand(command)
+}

tests/sec/sec_test.go

@@ -0,0 +1,110 @@
+package sec_test
+
+import (
+	"fmt"
+	"os"
+	"strings"
+	"testing"
+	"time"
+
+	log "github.com/sirupsen/logrus"
+
+	"github.com/lf-edge/eden/pkg/device"
+	"github.com/lf-edge/eden/pkg/projects"
+	"github.com/lf-edge/eden/pkg/tests"
+)
+
+var (
+	tc    *projects.TestContext
+	rnode *remoteNode
+)
+
+// TestMain is used to provide setup and teardown for the rest of the
+// tests. As part of setup we make sure that context has a slice of
+// EVE instances that we can operate on. For any action, if the instance
+// is not specified explicitly it is assumed to be the first one in the slice
+func TestMain(m *testing.M) {
+	log.Println("Security Test Suite started")
+
+	tests.TestArgsParse()
+
+	tc = projects.NewTestContext()
+
+	projectName := fmt.Sprintf("%s_%s", "TestSecurity", time.Now())
+
+	// Registering our own project namespace with controller for easy cleanup
+	tc.InitProject(projectName)
+
+	// Create representation of EVE instances (based on the names
+	// or UUIDs that were passed in) in the context. This is the first place
+	// where we're using zcli-like API:
+	for _, node := range tc.GetNodeDescriptions() {
+		edgeNode := node.GetEdgeNode(tc)
+		if edgeNode == nil {
+			// Couldn't find existing edgeNode record in the controller.
+			// Need to create it from scratch now:
+			// this is modeled after: zcli edge-node create <name>
+			// --project=<project> --model=<model> [--title=<title>]
+			// ([--edge-node-certificate=<certificate>] |
+			// [--onboarding-certificate=<certificate>] |
+			// [(--onboarding-key=<key> --serial=<serial-number>)])
+			// [--network=<network>...]
+			//
+			// XXX: not sure if struct (giving us optional fields) would be better
+			edgeNode = tc.NewEdgeNode(tc.WithNodeDescription(node), tc.WithCurrentProject())
+		} else {
+			// make sure to move EdgeNode to the project we created, again
+			// this is modeled after zcli edge-node update <name> [--title=<title>]
+			// [--lisp-mode=experimental|default] [--project=<project>]
+			// [--clear-onboarding-certs] [--config=<key:value>...] [--network=<network>...]
+			edgeNode.SetProject(projectName)
+		}
+
+		tc.ConfigSync(edgeNode)
+
+		// finally we need to make sure that the edgeNode is in a state that we need
+		// it to be, before the test can run -- this could be multiple checks on its
+		// status, but for example:
+		if edgeNode.GetState() == device.NotOnboarded {
+			log.Fatal("Node is not onboarded now")
+		}
+
+		// this is a good node -- lets add it to the test context
+		tc.AddNode(edgeNode)
+	}
+
+	tc.StartTrackingState(false)
+
+	// create a remote node
+	rnode = createRemoteNode()
+	if rnode == nil {
+		log.Fatal("Can't initlize the remote node")
+	}
+
+	// we now have a situation where TestContext has enough EVE nodes known
+	// for the rest of the tests to run. So run them:
+	res := m.Run()
+
+	// Finally, we need to cleanup whatever objects may be in in the
+	// project we created and then we can exit
+	os.Exit(res)
+}
+
+func TestAppArmorEnabled(t *testing.T) {
+	log.Println("TestAppArmorEnabled started")
+	defer log.Println("TestAppArmorEnabled finished")
+	t.Parallel()
+
+	edgeNode := tc.GetEdgeNode(tc.WithTest(t))
+	tc.WaitForState(edgeNode, 60)
+
+	out, err := rnode.readFile("/sys/module/apparmor/parameters/enabled")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	exits := strings.TrimSpace(string(out))
+	if exits != "Y" {
+		t.Fatal("AppArmor is not enabled")
+	}
+}

tests/workflow/smoke.tests.txt

@@ -1,5 +1,5 @@
 # Number of tests
-{{$tests := 21}}
+{{$tests := 22}}
 # EDEN_TEST_SETUP env. var. -- "y"(default) performs the EDEN setup steps
 {{$setup := "y"}}
 {{$setup_env := EdenGetEnv "EDEN_TEST_SETUP"}}
@@ -77,3 +77,5 @@ eden.escript.test -testdata ../eclient/testdata/ -test.run TestEdenScripts/shutd
 /bin/echo EVE reset (21/{{$tests}})
 eden.escript.test -test.run TestEdenScripts/eden_reset
 
+/bin/echo EVE security tests (22/{{$tests}})
+eden.escript.test -test.run TestEdenScripts/sec_eden

tests/workflow/testdata/sec_eden.txt

@@ -0,0 +1 @@
+test eden.sec.test