func TestRun(t *T) {
ctx := context.Context{
Name: "foo",
}
code := `return ctx.Name == "foo"`
ret, ok := RunInline(ctx, code)
assert.True(t, ok)
assert.Equal(t, true, ret)
ctx.Name = "bar"
ret, ok = RunInline(ctx, code)
assert.True(t, ok)
assert.Equal(t, false, ret)
f, err := ioutil.TempFile("", "")
require.Nil(t, err)
filename := f.Name()
defer os.Remove(filename)
_, err = io.WriteString(f, code)
require.Nil(t, err)
f.Close()
ctx = context.Context{
Name: "foo",
}
ret, ok = RunFile(ctx, filename)
assert.True(t, ok)
assert.Equal(t, true, ret)
ctx.Name = "bar"
ret, ok = RunFile(ctx, filename)
assert.True(t, ok)
assert.Equal(t, false, ret)
}
func (a Alert) Run() {
kv := llog.KV{
"name": a.Name,
}
llog.Info("running alert", kv)
now := time.Now()
c := context.Context{
Name: a.Name,
StartedTS: uint64(now.Unix()),
Time: now,
}
searchIndex, searchType, searchQuery, err := a.createSearch(c)
if err != nil {
kv["err"] = err
llog.Error("failed to create search data", kv)
return
}
llog.Debug("running search step", kv)
res, err := search.Search(searchIndex, searchType, searchQuery)
if err != nil {
kv["err"] = err
llog.Error("failed at search step", kv)
return
}
c.Result = res
llog.Debug("running process step", kv)
processRes, ok := a.Process.Do(c)
if !ok {
llog.Error("failed at process step", kv)
return
}
// if processRes isn't an []interface{}, actionsRaw will be the nil value of
// []interface{}, which has a length of 0, so either way this works
actionsRaw, _ := processRes.([]interface{})
if len(actionsRaw) == 0 {
llog.Debug("no actions returned", kv)
}
actions := make([]action.Action, len(actionsRaw))
for i := range actionsRaw {
a, err := action.ToActioner(actionsRaw[i])
if err != nil {
kv["err"] = err
llog.Error("error unpacking action", kv)
return
}
actions[i] = a
}
for i := range actions {
kv["action"] = actions[i].Type
llog.Info("performing action", kv)
if err := actions[i].Do(c); err != nil {
kv["err"] = err
llog.Error("failed to complete action", kv)
return
}
}
}