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Merged
poiana merged 1 commit into from
Feb 5, 2026
Merged

chore!: drop legacy BPF probe tests #82

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9 changes: 5 additions & 4 deletions tests/falco/miscs_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -19,15 +19,16 @@ limitations under the License.
package testfalco

import (
"github.com/falcosecurity/testing/pkg/run"
"github.com/falcosecurity/testing/tests/data/rules"
"net/http"
"os"
"path/filepath"
"sync"
"testing"
"time"

"github.com/falcosecurity/testing/pkg/run"
"github.com/falcosecurity/testing/tests/data/rules"

"github.com/falcosecurity/testing/pkg/falco"
"github.com/falcosecurity/testing/tests"
"github.com/falcosecurity/testing/tests/data/configs"
Expand All @@ -43,13 +44,13 @@ import (
// todo(jasondellaluce): test Falco behavior on environment variables and their
// priorities in combination with their args/configs/cmds counterparts:
// FALCO_K8S_API, FALCO_K8S_API_CERT, FALCO_MESOS_API, FALCO_HOSTNAME,
// FALCO_GRPC_HOSTNAME, FALCO_BPF_PROBE, HOME (used for bpf probe)
// FALCO_GRPC_HOSTNAME
//
// todo(jasondellaluce): implement tests for Falco reaction to signals:
// SIGINT, SIGUSR1, SIGHUP
//
// todo(jasondellaluce): implement tests for other non-covered Falco things:
// - collection of live events with kmod, bpf, modern-bpf, gvisor, userspace
// - collection of live events with kmod, modern-bpf, gvisor, userspace
// - collection of live events with multiple event sources active at the same
// - stress test with event generator, checking memory usage and event drops

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36 changes: 0 additions & 36 deletions tests/falcodriverloader/drivers_test.go
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Expand Up @@ -29,42 +29,6 @@ import (
"github.com/stretchr/testify/assert"
)

// To run this test you need:
// - the driver source code here: `/usr/src/${DRIVER_NAME}-${DRIVER_VERSION}`
// (e.g. '/usr/src/falco-942a2249b7b9f65def0a01acfb1fba84f629b3bf')
// So before running this test you need to move the folder that you find in the tar.gz under `/usr/src/`
// - to be root
// - a clang version compatible with your kernel to compile the bpf probe
//
// The output probe will be crafted here: `${HOME}/.falco/${DRIVER_VERSION}/${ARCH}/${BPF_PROBE_FILENAME}`
// (e.g '/root/.falco/942a2249b7b9f65def0a01acfb1fba84f629b3bf/x86_64/falco_ubuntu-generic_6.2.0-26-generic_26~22.04.1.o')
//
// We need to use the `--download=false` flag because we test against dev versions
func TestFalcoLegacyBPF(t *testing.T) {
loaderRes := falcoctl.Test(
tests.NewFalcoctlExecutableRunner(t),
falcoctl.WithArgs("driver", "install", "--download=false", "--type", "ebpf"),
)
assert.NoError(t, loaderRes.Err(), "%s", loaderRes.Stderr())
assert.Equal(t, 0, loaderRes.ExitCode())
// We expect the probe to be succesfully built and copied to /root/.falco/falco-bpf.o
assert.Regexp(t, `eBPF probe available.`, loaderRes.Stdout())

// Now running Falco with `FALCO_BPF_PROBE=/root/.falco/falco-bpf.o` we should be able to run the bpf driver
falcoRes := falco.Test(
tests.NewFalcoExecutableRunner(t),
falco.WithStopAfter(3*time.Second),
falco.WithArgs("-o", "engine.kind=ebpf"),
falco.WithArgs("-o", "engine.ebpf.probe=/root/.falco/falco-bpf.o"),
)
assert.NoError(t, falcoRes.Err(), "%s", falcoRes.Stderr())
assert.Equal(t, 0, falcoRes.ExitCode())
// We want to be sure to run the BPF probe.
assert.Regexp(t, `source with BPF probe`, falcoRes.Stderr())
// We want to be sure that the engine is correctly opened.
assert.Regexp(t, `Events detected:`, falcoRes.Stdout())
}

// To run this test you need:
// - the driver source code here: `/usr/src/${DRIVER_NAME}-${DRIVER_VERSION}`
// (e.g. '/usr/src/falco-942a2249b7b9f65def0a01acfb1fba84f629b3bf')
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