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<article class="page" itemscope itemtype="http://schema.org/CreativeWork">
<meta itemprop="headline" content="Release Notes">
<meta itemprop="description" content="Release Notes">
<meta itemprop="dateModified" content="April 06, 2019">
<div class="page__inner-wrap">
<header>
<h1 class="page__title" itemprop="headline">Release Notes
</h1>
</header>
<section class="page__content" itemprop="text">
<div class="highlighter-rouge"><div class="highlight"><pre class="highlight"><code> Release Notes - Apache ServiceComb - Version service-center-1.3.0
</code></pre></div></div>
<h2> Sub-task
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1296">SCB-1296</a>] - [Syncer] Store Syncer data to etcd
</li>
</ul>
<h2> New Feature
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1295">SCB-1295</a>] - Syncer for synchronize data between multiple service centers
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1301">SCB-1301</a>] - [Syncer] Syncer reliability improvement, support for etcd cluster management
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1302">SCB-1302</a>] - [Syncer]Refactor data strcture of storage module to support springcloud Eureka.
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1307">SCB-1307</a>] - Store Syncer data to etcd
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1453">SCB-1453</a>] - [Syncer] New servicecenter plugin supported eureka
</li>
</ul>
<h2> Improvement
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1427">SCB-1427</a>] - Move storage to syncer/servicecenter
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1429">SCB-1429</a>] - Use etcd operation
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1441">SCB-1441</a>] - [Syncer] Support for using tls certificate in Syner
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1464">SCB-1464</a>] - [Syncer] The architecture picture needs to be updated, after adding support for eureka
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1465">SCB-1465</a>] - [Syncer] Command line parameter error in Quick Start
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1491">SCB-1491</a>] - [Syncer] Example of instance access between multiple service-centers
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1498">SCB-1498</a>] - Allow schema modification of services in production environment
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1512">SCB-1512</a>] - Allow custom handler chain
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1539">SCB-1539</a>] - Add command line to support output syncer version
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1540">SCB-1540</a>] - Add syncer&#39;s packaging command to the script of release
</li>
</ul>
<div class="highlighter-rouge"><div class="highlight"><pre class="highlight"><code> Release Notes - Apache ServiceComb - Version service-center-1.2.0
</code></pre></div></div>
<h2> Bug
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1050">SCB-1050</a>] - Metrics cache does not clean
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1059">SCB-1059</a>] - Unexpected events publish if error occurs in previous list-watch loop
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1059">SCB-1059</a>] - Re-register instance does not keep alive the lease
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1059">SCB-1059</a>] - Use the raw password if decrypt failed
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1059">SCB-1059</a>] - Should not show the shared microservices by default
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1059">SCB-1059</a>] - Add grpc keepalive time
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1069">SCB-1069</a>] - Wrong response of batch delete microservices API
</li>
</ul>
<h2> New Feature
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1049">SCB-1049</a>] - Alarm center
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1087">SCB-1087</a>] - Add View Schema Option in Schema Details Page
</li>
</ul>
<h2> Improvement
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1052">SCB-1052</a>] - import zap logger without binding go version
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1053">SCB-1053</a>] - Batch microservices instances discovery API
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1070">SCB-1070</a>] - New instance &#39;TESTING&#39; status
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1092">SCB-1092</a>] - More abundant metrics information
</li>
</ul>
<h2> Task
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1219">SCB-1219</a>] - Prepare 1.2.0 Release
</li>
</ul>
<div class="highlighter-rouge"><div class="highlight"><pre class="highlight"><code> Release Notes - Apache ServiceComb - Version service-center-1.1.0
</code></pre></div></div>
<h2> Bug
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-744">SCB-744</a>] - Wrong error code returned in Find API
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-851">SCB-851</a>] - Can not get providers if consumer have * dependency rule
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-857">SCB-857</a>] - Provider rule of consumer can not be removed
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-863">SCB-863</a>] - build script for docker image gives an error
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-890">SCB-890</a>] - Lost changed event when bootstrap with embedded etcd
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-912">SCB-912</a>] - rest client still verify peer host when verifyPeer flag set false
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-924">SCB-924</a>] - Etcd cacher should re-list etcd in fixed time interval
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-927">SCB-927</a>] - The latest Lager is not compatible
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-929">SCB-929</a>] - Concurrent error in update resource APIs
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-930">SCB-930</a>] - Service Center Frontend stops responding in Schema test if Schema has &#39;\&quot;&#39; character in the description
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-934">SCB-934</a>] - Get all dependency rules will panic
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-938">SCB-938</a>] - Should check self presevation max ttl
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-951">SCB-951</a>] - Wrong help information in scctl
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-958">SCB-958</a>] - The instance delete event delay more than 2s
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-977">SCB-977</a>] - Dependencies will not be updated in 5min when micro service is changed
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-980">SCB-980</a>] - The dependency will be broken when commit etcd failed
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-981">SCB-981</a>] - Can not remove the microservice and instance properties
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-991">SCB-991</a>] - Optimize args parsing
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-993">SCB-993</a>] - Bug fixes
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-994">SCB-994</a>] - SC can not read the context when client using grpc api
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1027">SCB-1027</a>] - Fix the core dump in SC which compiled with go1.10+
</li>
</ul>
<h2> New Feature
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-815">SCB-815</a>] - Support deploy in Kubernetes
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-850">SCB-850</a>] - Support discover instances from kubernetes cluster
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-869">SCB-869</a>] - SC cli tool
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-902">SCB-902</a>] - Support service discovery by Service Mesh
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-914">SCB-914</a>] - Support using scctl to download schemas
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-941">SCB-941</a>] - Support multiple datacenter deployment
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-949">SCB-949</a>] - Support access distinct kubernetes clusters
</li>
</ul>
<h2> Improvement
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-418">SCB-418</a>] - How to deploy a SC cluster in container environment
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-435">SCB-435</a>] - Add plugin document in ServiceCenter
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-792">SCB-792</a>] - More abundant metrics information
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-796">SCB-796</a>] - Update the paas-lager package
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-797">SCB-797</a>] - More information in dump API
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-807">SCB-807</a>] - Limit the topology view to only 100 microservices.
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-808">SCB-808</a>] - Aut-refresh the dashboard and service-list page every 10sec
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-809">SCB-809</a>] - Verify the chinese version of the UI as all chinese text was translated using Google Translate
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-816">SCB-816</a>] - Update the protobuf version to 1.0.0
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-840">SCB-840</a>] - Support configable limit in buildin quota plugin
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-844">SCB-844</a>] - Update golang version to 1.9.2
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-848">SCB-848</a>] - Uses zap to replace the paas-lager
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-862">SCB-862</a>] - Using different environment variables in image
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-892">SCB-892</a>] - output plugins configs in version api
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-899">SCB-899</a>] - Support go1.11 module maintaining
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-901">SCB-901</a>] - Making service registration api idempotent
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-937">SCB-937</a>] - Customizable tracing sample rate
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-953">SCB-953</a>] - Support sync distinct Kubernetes service types to service-center
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-978">SCB-978</a>] - Fix translation issues for Chinese Locale on First Load
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-983">SCB-983</a>] - Output the QPS per domain
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-984">SCB-984</a>] - Add Health Check command
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1015">SCB-1015</a>] - Support the forth microservice version number registration
</li>
</ul>
<h2> Task
</h2>
<ul>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-720">SCB-720</a>] - Show the instance statistics in Dashboard and Instance List in Side Menu
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-973">SCB-973</a>] - TLP graduation tasks
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1016">SCB-1016</a>] - Change git repo name
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1028">SCB-1028</a>] - Prepare 1.1.0 Service-Center Release
</li>
<li>[<a href="https://issues.apache.org/jira/browse/SCB-1033">SCB-1033</a>] - Update license for Service-Center
</li>
</ul>
<div class="highlighter-rouge"><div class="highlight"><pre class="highlight"><code> Release Notes - Apache ServiceComb - Version Service-Center-1.0.0
</code></pre></div></div>
<h4 id="new-featuresimprovements">New Features/Improvements:</h4>
<ul>
<li>Make ETCD connection more Resilient</li>
<li>Make ETCD request timeout configurable</li>
<li>Support TLS Plugin</li>
<li>Optimize Governance API for Searching Schema</li>
<li>Optimize Find Instance API</li>
<li>Use glide for dependency management</li>
<li>Add release binaries for MacOS</li>
<li>Add Toplogy View and Instance View in UI</li>
</ul>
<h4 id="bug-fix">Bug-Fix:</h4>
<ul>
<li>Fix connection leak in etcd</li>
<li>Fix Lose of events in some scenarios</li>
<li>Fix Cache mismatch.</li>
</ul>
<h6 id="for-more-details-please-click-here">For more details please <a href="https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12321626&amp;version=12342427">click here</a></h6>
<div class="highlighter-rouge"><div class="highlight"><pre class="highlight"><code> Release Notes - Apache ServiceComb - Version Service-Center-1.0.0-m2
</code></pre></div></div>
<h4 id="api-changes-">API Changes :</h4>
<ul>
<li>Governance API also returns self microservice information.</li>
<li>Governance API should not show the shared microservices information.</li>
<li>Support batch delete in registry.</li>
<li>Change the type of force query parameter to bool in delete api.</li>
</ul>
<h4 id="new-featuresimprovements-1">New Features/Improvements:</h4>
<ul>
<li>Support Async Rest Template.</li>
<li>Support of Testing Schema from frontend.</li>
<li>Support log rotation.</li>
<li>Support ipv6.</li>
<li>Static data return instanceCount by domain.</li>
<li>Convenient store extension.</li>
<li>Retry the connection to etcd in-case of failure.</li>
<li>Show proper error details in frontend.</li>
<li>Support Default TLS Cipher Suites.</li>
<li>Proxy Frontend request to Service-Center.</li>
<li>Use bower to resolve the dependency of frontend.</li>
<li>Add registry server HC mechanism.</li>
</ul>
<h4 id="bug-fix-1">Bug-Fix:</h4>
<ul>
<li>Fix issue of filter instance using service-tags.</li>
<li>Fix re-creation of tracing file.</li>
<li>Fix SC cannot check duplicate endpoints when registered with etcd.</li>
<li>Fix wrong parentId in tracing data.</li>
<li>Fix wrong log print in update Instance.</li>
<li>Fix null pointer reference in zipkin plugin.</li>
<li>Fix delete service should delete dependency key.</li>
<li>Fix cache does not match with etcd store.</li>
<li>Fix remove the backup log files which are expired.</li>
<li>Fix typos in response of schema api’s.</li>
<li>Fix incorrect metric label value.</li>
<li>Fix register instance withe same id will create redundant endpoints.</li>
</ul>
<h6 id="for-more-details-please-click-here-1">For more details please <a href="https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12321626&amp;version=12342354">click here</a></h6>
<div class="highlighter-rouge"><div class="highlight"><pre class="highlight"><code> Release Notes - Apache ServiceComb - Version Service-Center-1.0.0-m1
</code></pre></div></div>
<h4 id="api-changes--1">API Changes :</h4>
<ul>
<li>Added new API to get All Schema List.</li>
<li>Add Service statistics in the Governance API.</li>
<li>Add Self-microservice information in the Governance API.</li>
</ul>
<h4 id="new-featuresimprovements-2">New Features/Improvements:</h4>
<ul>
<li>Support discovery of SC instances by Consumer micro-service.</li>
<li>Event driven implementation for dependency rules.</li>
<li>Make compact interval configurable and avoid defragmentation of the database when compacted.</li>
<li>Update the default quota’s limit of service/instance count.</li>
<li>Update black-list rule controls in discovery.</li>
</ul>
<h4 id="metrics-">Metrics :</h4>
<ul>
<li>Added support for Prometheus metrics exposure.</li>
<li>Added templates for Grafana Dashboard.</li>
</ul>
<h4 id="optimization">Optimization:</h4>
<ul>
<li>Optimized Restful clients and plugins loader.</li>
<li>Optimized Service-Count calculation rule.</li>
<li>Use CDN for resolving all the dependencies of frontend.</li>
</ul>
<h4 id="bug-fix-2">Bug-Fix:</h4>
<ul>
<li>Fix panic issue while deleting instance and invalid metrics request.</li>
<li>Fix modify schema response issue and heart-beat failure when etcd has no leader.</li>
<li>Fix batch delete api to exempt from unregistering service-center microservice.</li>
<li>Fix watcher wrong event sequence when SC modify resource concurrently</li>
<li>Fix discovery of default APP services in Shared service mode</li>
</ul>
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