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Merge pull request #59 from fangjian0423/master

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sentinel add logs to query datasource process.
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format 2018-10-25 11:12:24 +08:00 committed by GitHub
commit 3ccf9b1470
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1 changed files with 22 additions and 8 deletions
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spring-cloud-alibaba-sentinel-datasource/src/main/java/org/springframework/cloud/alibaba/sentinel/datasource/SentinelDataSourcePostProcessor.java
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@ -195,37 +195,51 @@ public class SentinelDataSourcePostProcessor
@EventListener(classes = ApplicationStartedEvent.class) @EventListener(classes = ApplicationStartedEvent.class)
public void appStartedListener(ApplicationStartedEvent event) throws Exception { public void appStartedListener(ApplicationStartedEvent event) throws Exception {
logger.info("[Sentinel Starter] Start to find ReadableDataSource");
Map<String, ReadableDataSource> dataSourceMap = event.getApplicationContext().getBeansOfType( Map<String, ReadableDataSource> dataSourceMap = event.getApplicationContext().getBeansOfType(
ReadableDataSource.class); ReadableDataSource.class);
if (dataSourceMap.size() == 1) { if (dataSourceMap.size() == 1) {
logger.info("[Sentinel Starter] There exists only one ReadableDataSource named {}, start to load rules",
dataSourceMap.keySet().iterator().next());
ReadableDataSource dataSource = dataSourceMap.values().iterator().next(); ReadableDataSource dataSource = dataSourceMap.values().iterator().next();
Object ruleConfig = dataSource.loadConfig(); Object ruleConfig = dataSource.loadConfig();
SentinelProperty sentinelProperty = dataSource.getProperty(); SentinelProperty sentinelProperty = dataSource.getProperty();
if (checkRuleType(ruleConfig, FlowRule.class)) { Integer rulesNum;
if ((rulesNum = checkRuleType(ruleConfig, FlowRule.class)) > 0) {
FlowRuleManager.register2Property(sentinelProperty); FlowRuleManager.register2Property(sentinelProperty);
logger.info("[Sentinel Starter] load {} flow rules", rulesNum);
} }
if (checkRuleType(ruleConfig, DegradeRule.class)) { if ((rulesNum = checkRuleType(ruleConfig, DegradeRule.class)) > 0) {
DegradeRuleManager.register2Property(sentinelProperty); DegradeRuleManager.register2Property(sentinelProperty);
logger.info("[Sentinel Starter] load {} degrade rules", rulesNum);
} }
if (checkRuleType(ruleConfig, SystemRule.class)) { if ((rulesNum = checkRuleType(ruleConfig, SystemRule.class)) > 0) {
SystemRuleManager.register2Property(sentinelProperty); SystemRuleManager.register2Property(sentinelProperty);
logger.info("[Sentinel Starter] load {} system rules", rulesNum);
} }
if (checkRuleType(ruleConfig, AuthorityRule.class)) { if ((rulesNum = checkRuleType(ruleConfig, AuthorityRule.class)) > 0) {
AuthorityRuleManager.register2Property(sentinelProperty); AuthorityRuleManager.register2Property(sentinelProperty);
logger.info("[Sentinel Starter] load {} authority rules", rulesNum);
} }
} else if (dataSourceMap.size() > 1) {
logger.warn(
"[Sentinel Starter] There exists more than one ReadableDataSource, can not choose which one to load");
} else {
logger.warn(
"[Sentinel Starter] No ReadableDataSource exists");
} }
} }
private boolean checkRuleType(Object ruleConfig, Class type) { private Integer checkRuleType(Object ruleConfig, Class type) {
if (ruleConfig.getClass() == type) { if (ruleConfig.getClass() == type) {
return true; return 1;
} else if (ruleConfig instanceof List) { } else if (ruleConfig instanceof List) {
List ruleList = (List)ruleConfig; List ruleList = (List)ruleConfig;
if (ruleList.stream().filter(rule -> rule.getClass() == type).toArray().length == ruleList.size()) { if (ruleList.stream().filter(rule -> rule.getClass() == type).toArray().length == ruleList.size()) {
return true; return ruleList.size();
} }
} }
return false; return -1;
} }
class SentinelDataSourceField { class SentinelDataSourceField {