do you mean microservice instance provide RESTful api
and a standalone instance to provide UI?

seems like another governance entry......

bismy <bi...@qq.com> 于2019年3月6日周三 下午4:13写道:

> I have an general idea to do this:
>
>
> 1. We do not need to create a new port for this feature, and share the
> microservice port. It has same security constraints like REST api.
> 2. We can provide both ui and REST api for this feature. Provided we need
> to easily access the ui from edge service(Is this possible to do it
> easily?).
> 3. We can start a new project, e.g. servicecomb-admin (or a module like in
> edge service do), users start this admin service along with microservices.
> So they can access admin service easily, do not need to care much about
> security constraints like service center console.
>
>
>
>
>
>
> ------------------ 原始邮件 ------------------
> 发件人: "willem.jiang"<willem.ji...@gmail.com>;
> 发送时间: 2019年3月5日(星期二) 下午2:12
> 收件人: "dev"<dev@servicecomb.apache.org>;
>
> 主题: Re: [discuss][java-chassis] new feature for inspect internal statusof
> a microservice instance
>
>
>
> I think we can start from the instance troubleshooting solution first,
> then we can consider to let management console redirect the request to
> the certain instance.
>
> Willem Jiang
>
> Twitter: willemjiang
> Weibo: 姜宁willem
>
> On Tue, Mar 5, 2019 at 11:54 AM wjm wjm <zzz...@gmail.com> wrote:
> >
> > @yaohai...@huawei.com <yaohai...@huawei.com>  agree to you.
> > but
> > 1.graphical user interface is not a problem, network is a problem
> >   browser maybe can not connect to the instance directly
> > 2.we must provide these features by governance console, the problem is if
> > we will provide it by instance also?
> >   when provide by governance console, it's more powerful than by instance
> >   because instance can only have self information, but governance can
> show
> > related instance's information.
> >
> > yhs0092 <yhs0...@163.com> 于2019年3月5日周二 上午11:23写道:
> >
> > > Here is just my personal consideration. It's indeed a complex problem
> when
> > > get involved in security issues.
> > >
> > >
> > > Once we decide this function is only provided directly by the service
> > > instances, users can only log into the micro-service clusters to get
> access
> > > to these informations. In such case we can assume that the security
> should
> > > be guaranteed by users themselves.
> > > There are still several problems:
> > > 1. Usually there are all Linux OS servers in a cluster,  with no
> graphical
> > > user interface. It may be hard to find a browser to read the
> informations.
> > > 2. If the instances enable Mutual TLS authentication, it may be
> difficult
> > > to get access to the informations directly. Or we can provide an
> isolated
> > > port for this feature, but it makes us further away from our security
> goal.
> > >
> > >
> > > If we provide a separate console service, maybe we can solve these
> > > problem. The console can be split into web page and backend service.
> The
> > > backend service can be deployed into the service cluster. It can be
> treated
> > > as a common micro-service, which means the security options of it can
> keep
> > > the same as other services. The web pages, if they are static page with
> > > html+js, can be deployed in the edge service. If users are concerned
> about
> > > the security issues, they can add authorization by themselves.
> > > I think this solution is flexible, but complex for many users.
> > >
> > >
> > > On conclusion, I guess if this feature is provided by service instances
> > > directly, it is less complex for us to implement it. While it may be
> not so
> > > practical in production environment. If this feature is provided by
> another
> > > console service, it's more complex, but there are more chances to
> apply it
> > > into a production environment.
> > >
> > >
> > > Yours sincerely
> > >
> > >
> > > Yao Haishi
> > > yhs0...@163.com
> > >
> > >
> > > On 3/5/2019 10:37,wjm wjm<zzz...@gmail.com> wrote:
> > > this feature should be for both development and production
> environment, so
> > > must conside security problem.
> > > currently i'm not sure what's the best way to control it.
> > >
> > > yhs0092 <yhs0...@163.com> 于2019年3月5日周二 上午10:28写道:
> > >
> > > That's a great idea!
> > > What is the positioning of this feature? If it's designed for
> development
> > > environment trouble-shooting, I guess it's okay the web pages are
> provided
> > > by the micro-service instances directly. But if this feature is
> expected to
> > > work in production environment, which may contains massive
> micro-service
> > > instances, maybe it's better that service instances provide RESTful
> > > interfaces, and users get access to these informations via the console
> > > service.
> > >
> > >
> > > Yours sincerely
> > >
> > >
> > > Yao Haishi
> > > yhs0...@163.com
> > >
> > >
> > > On 3/5/2019 09:52,wjm wjm<zzz...@gmail.com> wrote:
> > > @zhang_lei
> > >
> > > ServiceComb can run with spring boot, but will not depend on spring
> boot.
> > >
> > >
> > > wjm wjm <zzz...@gmail.com> 于2019年3月5日周二 上午9:49写道:
> > >
> > > href of gif:
> > >
> > >
> https://issues.apache.org/jira/secure/attachment/12961084/swaggerAndDocument.gif
> > > and more question:
> > > how to define the security of the new feature
> > > should open a new port for the feature?
> > >
> > >
> > > wjm wjm <zzz...@gmail.com> 于2019年3月5日周二 上午9:20写道:
> > >
> > > currently it's difficult to collect internal status of a microservice
> > > instance when some problem happened.
> > > eg:
> > > routing depend on cached instances, discovery tree, strategy of
> > > governances, and so on
> > > when we resolving routing related problem, we can only guess the status
> > > of all related modules.
> > >
> > >
> > > so we should provide a way to inspect the internal status of a
> > > microservice instance at runtime, maybe include:
> > > discovery tree
> > > isolation
> > > eventbus
> > > view schemas as swagger or html/pdf......
> > > ......
> > > maybe like the gif:
> > >
> > >
> > >
> > >
> > > my question:
> > > provide these informations include related html/js/css by instance
> > > directly, or only by governance console
> > > if provide by both instance and governance console, that will cause
> > > duplicate development
> > >
> > > if provide by instance
> > > what's the name of the module? "inspector"?
> > > swagger to html depend on "asciidoctor", which depend on jruby, it's
> very
> > > heavy.
> > > in my demo, resource of swagger and asciidoctor all load from cdn, but
> for
> > > some customer's environment, maybe can not connect to internet.
> > > any other idea?
> > >

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