Esempio n. 1
0
func (c *Config) ConstructRule(rule Rule) *routing.Rule {
	if rule.Next == "" && rule.Pool == "" {
		logger.Errorf("[rule %s] no pool or trie", rule.Name)
		return routing.DummyRule(rule.Name)
	}

	var next *routing.Trie
	if rule.Next != "" {
		next = c.Tries[rule.Next]
		if next == nil {
			logger.Errorf("[rule %s] trie %s absent", rule.Name, rule.Next)
			next = routing.DummyTrie(rule.Next)
		}
	}

	var pool *backend.Pool
	if rule.Pool != "" {
		pool = c.Pools[rule.Pool]
		if pool == nil {
			logger.Errorf("[rule %s] trie %s absent", rule.Name, rule.Pool)
			pool = backend.DummyPool(rule.Pool)
		}
	}

	matcher, err := c.MatcherFactory.Make(rule.Type, rule.Value)
	if err != nil {
		logger.Errorf("[rule %s] setting matcher false", rule.Name)
		matcher = routing.NewStaticMatcher("false")
	}

	return routing.NewRule(rule.Name, matcher, next, pool)
}
Esempio n. 2
0
func (c *Config) ConstructTrie(trie Trie) *routing.Trie {
	list := []*routing.Rule{}

	for _, rule := range trie.Rules {
		if _, ok := c.Rules[rule]; ok {
			list = append(list, c.Rules[rule])
		} else {
			logger.Errorf("[trie %s] rule %s absent", trie.Name, rule)
			list = append(list, routing.DummyRule(rule))
		}
	}

	return routing.NewTrie(trie.Name, list)
}
Esempio n. 3
0
func (c *Config) DelRule(name string) {
	c.Lock()
	defer c.Unlock()

	if _, ok := c.Rules[name]; !ok {
		logger.Errorf("no rule %s to delete", name)
		return
	}

	// nil references to this rule
	dummy := routing.DummyRule(name)
	for _, trie := range c.Tries {
		trie.UpdateRule(dummy)
	}

	delete(c.Rules, name)
}