Hi Shankar, While we were moving Stratos to Apache, Apache infra guys suggested some tools to get SVN commit history to Git [1].
[1] http://infrastructure.fedoraproject.org/infra/docs/hosted_git_to_svn.txt On Tue, Jan 21, 2014 at 2:05 AM, Selvaratnam Uthaiyashankar < shan...@wso2.com> wrote: > One issue is, we will loose commit information (svn blame) when we move to > github. Any way to import the code with those information? > > Regards, > Shankar > > > On Mon, Jan 20, 2014 at 10:59 AM, Eranda Sooriyabandara > <era...@wso2.com>wrote: > >> Hi All, >> As a PoC I just completed the carbon-component-governance. Please find it >> in [1] and let me know your comments and suggestions. Please keep in mind >> that this is not in a buildable state since other components need to build >> before this. >> >> thanks >> Eranda >> >> [1] https://github.com/wso2/carbon-component-governance >> >> >> On Fri, Jan 17, 2014 at 9:26 PM, Afkham Azeez <az...@wso2.com> wrote: >> >>> [Sorry for the very long mail. I want to document all that I had in >>> mind & the stuff we discussed. I would recommend all devs to take some time >>> to read this] >>> >>> >>> I would like to summarize he discussion we had a couple of days back. >>> >>> *The Problems* >>> The problems we are trying to solve are as follows: >>> >>> 1. Trunk & branches structures being completely different >>> 2. Branches containing directories with version numbers >>> 3. It is impossible to move to GitHub with the current structure because >>> of #2 >>> 4. It is very easy to break the build by changing already released code. >>> The room for human error is high. >>> 5. Bamboo builds are eternally broken because the build fails at some >>> point & Bamboo cannot continue any further >>> 6. When we branch, the trunk quickly becomes obsolete, and remains in >>> that broken state until the next major platform release. >>> 7. Everybody has to build all components/features, even if those are not >>> related to their products >>> 8. Fixed versions in branches instead of using SNAPSHOT versions. This >>> makes it impossible to upload build artifacts to Maven/Nexus repos. This >>> leads to #7. >>> 9. Impossible to integrate code quality tools such as EraInsight because >>> of #5 >>> >>> *Proposed solution* >>> We have come up with the following solution after much deliberation & >>> thought. >>> >>> Rationale: >>> We started looking at other open source projects out there. We took >>> Axis2 as an example. Axis2 had many dependencies including Axiom, >>> XmlSchema, Woden, WSS4J etc. Those 3rd party dependencies were also >>> developed by some Axis2 contributors, but we never branched all of those >>> together and brought them into the same code branch. We used to start what >>> we used to call a release train, where the upstream code would have to be >>> released first before the downstream code such as Axis2 & Synapse could be >>> released. This way, we never had any of the problems outlined above. >>> >>> If you look at the WSO2 product releases, again, the scenario is not >>> that much different from the Axis2/Synapse releases. Components & features >>> are simply dependencies of the products. In order to get product releases >>> out, we first need releases of those dependencies (components/features). So >>> the proposal is to identify the top level components/features, and first >>> release that code before doing product releases. Each of those components >>> will have a GitHub repo. All active development will be done on the main >>> branch of those components, and will be branched when they are close to the >>> release. Instead of granting commit rights to all, we could only allow the >>> primary developers of those components to commit, and others can send pull >>> requests, which will be merged in by the primary owners after reviewing. >>> These component teams could even have an internal Git repo or clone, and >>> commit to that, run all tests, and when they are satisfied that the code is >>> in a good state to be merged into the main branch, they can send a pull >>> request & merge the changes. We would run Bamboo which would build the >>> components several times a day & deploy them to the Nexus repo. That way, >>> you would not have to build code that is not directly related to what you >>> are working on, which would save 100s of valuable dev hours. >>> >>> In the majority of the cases, the P2 features correspond to one or more >>> related components. So we would keep the feature close to the component. >>> There are some cases where these components & features belong in the >>> product itself. AppFactory components are a good example. >>> >>> Products will also have their own GitHub repos. We will have separate >>> GitHub repos for platform integration tests. Products such as API Manager >>> may opt to have the API Management feature in the product itself. We would >>> have a separate P2-repo GitHub repo which would build & deploy the >>> compatible set of P2 features. >>> >>> We will have Bamboo plans at multiple levels; components, products, >>> platform, p2-repo and so on. >>> >>> We will not change any package structures at this time. We would defer >>> that to Carbon 5 (if necessary). We will get rid of the chunk based release >>> model. Continuous delivery is our ultimate aim & for that to happen, we >>> have to release a compatible set of features. We are going to rely heavily >>> on automation, automated builds & deploys to Maven. The developers will do >>> the majority of the QA (just like the Apache Stratos team is doing now). >>> >>> We will use the Maven release plugin to create releases & upload them to >>> the Maven repo. >>> >>> *Implications to WSO2 code developers* >>> 1. Life becomes easier because you don't have to spend a lot of time >>> building unrelated stuff >>> 2. General development would happen in the main branch. >>> 3. Close to a release, branches would be cut. >>> 4. Once release branches are cut, fixes would be done in the main >>> branch, and pull requests would be sent to the branch & merged in. This >>> will be easy because we no longer have the trunk & branch structure being >>> different. >>> >>> >>> *Implications to users* >>> Users will not see any difference in the components & features because >>> we are not changing packages or binary structure. In fact, we would have a >>> P2 repo with compatible features which all work together. >>> >>> Senaka, Isuruwan & Harshana have already started working on a PoC. >>> >>> Thoughts welcome. Those who were in these discussions, please add >>> anything I may have missed. >>> >>> -- >>> *Afkham Azeez* >>> Director of Architecture; WSO2, Inc.; http://wso2.com >>> Member; Apache Software Foundation; http://www.apache.org/ >>> * <http://www.apache.org/>* >>> *email: **az...@wso2.com* <az...@wso2.com> >>> * cell: +94 77 3320919 <%2B94%2077%203320919> blog: * >>> *http://blog.afkham.org* <http://blog.afkham.org> >>> *twitter: >>> **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez> >>> * linked-in: **http://lk.linkedin.com/in/afkhamazeez >>> <http://lk.linkedin.com/in/afkhamazeez>* >>> >>> *Lean . Enterprise . Middleware* >>> >>> _______________________________________________ >>> Architecture mailing list >>> Architecture@wso2.org >>> https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture >>> >>> >> >> >> -- >> >> *Eranda Sooriyabandara*Senior Software Engineer; >> Integration Technologies Team; >> WSO2 Inc.; http://wso2.com >> Lean . Enterprise . Middleware >> >> E-mail: eranda AT wso2.com >> Mobile: +94 716 472 816 >> Linked-In: http://www.linkedin.com/in/erandasooriyabandara >> Blog: http://emsooriyabandara.blogspot.com/ >> >> >> >> >> >> _______________________________________________ >> Architecture mailing list >> Architecture@wso2.org >> https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture >> >> > > > -- > S.Uthaiyashankar > VP Engineering > WSO2 Inc. > http://wso2.com/ - "lean . enterprise . middleware" > > Phone: +94 714897591 > > _______________________________________________ > Architecture mailing list > Architecture@wso2.org > https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture > > -- Thanks & regards, Nirmal Senior Software Engineer- Platform Technologies Team, WSO2 Inc. Mobile: +94715779733 Blog: http://nirmalfdo.blogspot.com/
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