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|
package tracepoints
import (
"strings"
"testing"
)
func TestParseSelectorWithDimensionsDefaultFSOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected FS syscall openat to be attached by default")
}
if sel.ShouldAttach("sys_enter_nanosleep") {
t.Fatal("expected non-FS syscall nanosleep to be excluded by default")
}
}
func TestParseSelectorWithDimensionsFamilyOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceFamilies: "Time",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_nanosleep") {
t.Fatal("expected nanosleep to be attached when Time family is enabled")
}
if sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to be excluded when only Time family is enabled")
}
}
func TestParseSelectorWithDimensionsKindOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "sleep",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_nanosleep") {
t.Fatal("expected nanosleep to be attached for sleep kind")
}
if sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to be excluded when only sleep kind is enabled")
}
}
func TestParseSelectorWithDimensionsPidfdKindOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "pidfd",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_pidfd_open") {
t.Fatal("expected pidfd_open to be attached for pidfd kind")
}
if sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to be excluded when only pidfd kind is enabled")
}
}
func TestParseSelectorWithDimensionsEventfdKindIncludesEpollCreate(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "eventfd",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_epoll_create1") {
t.Fatal("expected epoll_create1 to be attached for eventfd kind")
}
if sel.ShouldAttach("sys_enter_epoll_wait") {
t.Fatal("expected epoll_wait to be excluded when only eventfd kind is enabled")
}
}
func TestParseSelectorWithDimensionsMemKindIncludesMlock(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "mem",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_mlock") {
t.Fatal("expected mlock to be attached for mem kind")
}
if !sel.ShouldAttach("sys_enter_mprotect") {
t.Fatal("expected mprotect to be attached for mem kind")
}
if sel.ShouldAttach("sys_enter_nanosleep") {
t.Fatal("expected nanosleep to be excluded when only mem kind is enabled")
}
}
func TestParseSelectorWithDimensionsSeccompKindOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "seccomp",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_seccomp") {
t.Fatal("expected seccomp to be attached for seccomp kind")
}
if sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to be excluded when only seccomp kind is enabled")
}
}
func TestParseSelectorWithDimensionsSysVOpKindOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "sysv-op",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_msgsnd") {
t.Fatal("expected msgsnd to be attached for sysv-op kind")
}
if sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to be excluded when only sysv-op kind is enabled")
}
}
func TestParseSelectorWithDimensionsProcKindOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "proc",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_clone3") {
t.Fatal("expected clone3 to be attached for proc kind")
}
if sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to be excluded when only proc kind is enabled")
}
}
func TestParseSelectorWithDimensionsBpfKindOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "bpf",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_bpf") {
t.Fatal("expected bpf to be attached for bpf kind")
}
if sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to be excluded when only bpf kind is enabled")
}
}
func TestParseSelectorWithDimensionsSyscallOnly(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceSyscalls: "openat",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_openat") || !sel.ShouldAttach("sys_exit_openat") {
t.Fatal("expected both openat enter/exit tracepoints to be attached")
}
if sel.ShouldAttach("sys_enter_write") {
t.Fatal("expected write to be excluded when only openat is selected")
}
}
func TestParseSelectorWithDimensionsUnionSemantics(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceFamilies: "Time",
TraceSyscalls: "openat",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat from syscall selector")
}
if !sel.ShouldAttach("sys_enter_nanosleep") {
t.Fatal("expected nanosleep from family selector")
}
}
func TestParseSelectorWithDimensionsExclusionsOverridePositives(t *testing.T) {
sel, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceFamilies: "FS",
NoTraceSyscalls: "openat",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to be excluded by -no-trace-syscalls")
}
if !sel.ShouldAttach("sys_enter_read") {
t.Fatal("expected other FS syscall (read) to remain attached")
}
}
func TestParseSelectorWithDimensionsRegexStillApplies(t *testing.T) {
sel, err := ParseSelectorWithDimensions("^sys_enter_openat$,^sys_exit_openat$", "", DimensionSelectorConfig{
TraceFamilies: "FS",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !sel.ShouldAttach("sys_enter_openat") {
t.Fatal("expected openat to pass regex+dimension filters")
}
if sel.ShouldAttach("sys_enter_read") {
t.Fatal("expected read to fail regex attach filters")
}
}
func TestParseSelectorWithDimensionsRejectsInvalidFamily(t *testing.T) {
_, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceFamilies: "Nope",
})
if err == nil {
t.Fatal("expected error")
}
if !strings.Contains(err.Error(), "invalid syscall family") {
t.Fatalf("unexpected error: %v", err)
}
}
func TestParseSelectorWithDimensionsRejectsInvalidKind(t *testing.T) {
_, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceKinds: "not-a-kind",
})
if err == nil {
t.Fatal("expected error")
}
if !strings.Contains(err.Error(), "invalid syscall kind") {
t.Fatalf("unexpected error: %v", err)
}
}
func TestParseSelectorWithDimensionsRejectsInvalidSyscall(t *testing.T) {
_, err := ParseSelectorWithDimensions("", "", DimensionSelectorConfig{
TraceSyscalls: "not_a_syscall",
})
if err == nil {
t.Fatal("expected error")
}
if !strings.Contains(err.Error(), "invalid syscall in trace selector") {
t.Fatalf("unexpected error: %v", err)
}
}
|
