go-chassis

features:

• automatically generate open api 2.0 and upload to service center

improvement:

• batch update instances to reduce network traffic
• migrate benchmark tool to go-chassis-bench
• migrate grpc example to go-chassis-examples

bug fix:

• grpc context memory leak
• fault injection can not be reset
• re-registering must register metadata of intance #491
• grpc protocol support provider chain #464
• fix provider's endpoint registered to service center #496
• do not print error if a service do not depend on other service
• add read lock for latest version map #500

bug fix: concurrent map read and write

• able to call service with different app name

• Post Service Paths while Registering to SC
• unified cache and concrete micro service instance type
• new benchmark tool to evaluate the performance of you service written by go chassis
• fix mem leak, if circuit break because of timeout

• support ipv6
• new metrics pkg and Prometheus exporter
• upgrade archaius
• support grpc header and mTLS
• support custom metrics consumer number in circuit breaker

• by default, do not enable circuit breaker
• forcely timeout if cmd in circuit run for a certain time
• API level circuit to just isolate API not the whole service

• rest invoker use net/http request and response
• clean provider cache, if provider deleted in remote registry

• multiple port detail
• upgrade logger
• bug fixes

improvement:

• Use build tag to avoid debug issue after version go1.10
• initiate logger before other modules
• more runtime infomation

bug fix:

• service level config deletion doesn't work

use open logging

• improvement: create client may cause error
• improvement: support endpoint level client management

Features:

• use opentracing as unified entry point to tracing system , tracer is easy to extend as plugin
• support go 1.11 go modules

Improvement:

• disable server side circuit breaker by default
• use unified invocation context in tracing
• local service dependency management
• change hostname to service name in tracing

Bug fix:

• if error occurs reset revision, fetch remote without revision
• duplicate goroutine of registry cache refresh
• tracing more than 3-levels calling

bug fix:

• headers func can panic if there is no header ctx key
• Clear outdated providers in cache
• Fix IndexSchema MemoryLeak

improvement:

• unify http request header into invocation ctx
• optimize get cb config perf from 11xxxns/op -> 54ns/op
• optimize get lb config perf from 2500ns/op -> 70ns/op

new features:

• run time pkg
• support kubernetes service discovery
• support abundant route rule tags
• support local scope metadata in http communication
• able to separate API by ports
• benchmark tool
• control panel

improvement:

• bootstrap support load bootstrap plugin in orders
• decouple huawei cloud auth

• Integrate with Istio EDS, support native Istio traffic management
• Support route rule based on instance metadata
• Unified instance cache management
• Pluggable Config center client, Integrate with ctrip appollo

• fix bugs

• health check before remove a instance from cache
• after remove remote route rule config, the local config applys
• right version check with go-version

• fault tolerance policy works properly
• remove unnecessary log