[jira] [Created] (SCB-711) HTTP2 and other client should be lasy initialized

["liubao (JIRA)" <ji...@apache.org>]

liubao created SCB-711:
--------------------------

             Summary: HTTP2 and other client should be lasy initialized 
                 Key: SCB-711
                 URL: https://issues.apache.org/jira/browse/SCB-711
             Project: Apache ServiceComb
          Issue Type: Improvement
            Reporter: liubao


There are some drabacks now
 # unnecessary resource
 # Now throws exception

[2018-07-03 20:16:39,703/CST][transport-vert.x-eventloop-thread-3][ERROR]deploy vertx failed, cause org.apache.servicecomb.foundation.vertx.VertxUtils.lambda$blockDeploy$0(VertxUtils.java:102)
io.vertx.core.VertxException: ALPN not available for JDK SSL/TLS engine
 at io.vertx.core.net.impl.SSLHelper.resolveEngineOptions(SSLHelper.java:90)
 at io.vertx.core.net.impl.SSLHelper.<init>(SSLHelper.java:151)
 at io.vertx.core.http.impl.HttpClientImpl.<init>(HttpClientImpl.java:131)
 at io.vertx.core.impl.VertxImpl.createHttpClient(VertxImpl.java:296)
 at org.apache.servicecomb.foundation.vertx.client.http.HttpClientPoolFactory.createClientPool(HttpClientPoolFactory.java:36)
 at org.apache.servicecomb.foundation.vertx.client.http.HttpClientPoolFactory.createClientPool(HttpClientPoolFactory.java:27)
 at org.apache.servicecomb.foundation.vertx.client.ClientPoolManager.createClientPool(ClientPoolManager.java:60)
 at org.apache.servicecomb.foundation.vertx.client.ClientVerticle.start(ClientVerticle.java:35)
 at io.vertx.core.AbstractVerticle.start(AbstractVerticle.java:111)
 at io.vertx.core.impl.DeploymentManager.lambda$doDeploy$10(DeploymentManager.java:481)
 at io.vertx.core.impl.ContextImpl.lambda$wrapTask$2(ContextImpl.java:344)
 at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
 at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:404)
 at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:463)
 at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
 at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
 at java.lang.Thread.run(Thread.java:748)



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