Set evaluation interval on Group construction

Prevents having object in invalid state, and allows users of public API
to construct valid Groups.
This commit is contained in:
Jonathan Lange 2016-11-18 16:32:30 +00:00
parent 31fc357cd8
commit d78dd3593d

View file

@ -126,9 +126,10 @@ type Group struct {
}
// NewGroup makes a new Group with the given name, options, and rules.
func NewGroup(name string, rules []Rule, opts *ManagerOptions) *Group {
func NewGroup(name string, interval time.Duration, rules []Rule, opts *ManagerOptions) *Group {
return &Group{
name: name,
interval: interval,
rules: rules,
opts: opts,
done: make(chan struct{}),
@ -396,7 +397,8 @@ func (m *Manager) ApplyConfig(conf *config.Config) error {
files = append(files, fs...)
}
groups, err := m.loadGroups(files...)
// To be replaced with a configurable per-group interval.
groups, err := m.loadGroups(time.Duration(conf.GlobalConfig.EvaluationInterval), files...)
if err != nil {
return fmt.Errorf("error loading rules, previous rule set restored: %s", err)
}
@ -404,9 +406,6 @@ func (m *Manager) ApplyConfig(conf *config.Config) error {
var wg sync.WaitGroup
for _, newg := range groups {
// To be replaced with a configurable per-group interval.
newg.interval = time.Duration(conf.GlobalConfig.EvaluationInterval)
wg.Add(1)
// If there is an old group with the same identifier, stop it and wait for
@ -444,7 +443,7 @@ func (m *Manager) ApplyConfig(conf *config.Config) error {
// loadGroups reads groups from a list of files.
// As there's currently no group syntax a single group named "default" containing
// all rules will be returned.
func (m *Manager) loadGroups(filenames ...string) (map[string]*Group, error) {
func (m *Manager) loadGroups(interval time.Duration, filenames ...string) (map[string]*Group, error) {
rules := []Rule{}
for _, fn := range filenames {
content, err := ioutil.ReadFile(fn)
@ -475,7 +474,7 @@ func (m *Manager) loadGroups(filenames ...string) (map[string]*Group, error) {
// Currently there is no group syntax implemented. Thus all rules
// are read into a single default group.
g := NewGroup("default", rules, m.opts)
g := NewGroup("default", interval, rules, m.opts)
groups := map[string]*Group{g.name: g}
return groups, nil
}