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Pulp RPM Roadmap » History » Revision 2

Revision 1 (ttereshc, 12/14/2017 11:14 PM) → Revision 2/15 (ttereshc, 12/14/2017 11:32 PM)

# Pulp RPM Roadmap 

 ~~~ 
 This is a living document that is moving towards a long term plan to develop RPM plugin for Pulp 3.0 and beyond. 
 ~~~ 

 ## Supported Content Types 

 ### MVP 

   - RPM \[#3199\] 
   - SRPM \[#3200\] 
   - Erratum \[#3201\] 

 ### Post-MVP 

   - DRPM 
   - Distribution (kickstart tree) 
   - Comps.xml content types (package group, environment, category, langpacks) 
   - Yum repo metadata file 

 ## Pulp RPM Plugin Use Cases 

 ### MVP 

 ##### Sync 

   - Basic Sync 

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   - As an authenticated user, I can sync a remote yum/dnf repository 

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   - RPM \[#3202\] 
   - SRPM \[#3202\] 
   - Erratum \[#3203\] 

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   - Sync types 

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   - As a user, I can exactly mirror the content of a remote repository. \[provided by pulpcore\] 
   - As a user, I can mirror the content of a remote repository with an additive behavior, so content is never removed locally. \[provided by pulpcore\] 

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   - Download Behaviors 

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   - As a user, my sync task does not fail just because one download failed. \[provided by pulpcore?\] 

 ##### Publish 

   - As an authenticated user, I can publish a yum/dnf repository. 

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   - RPM \[#3204\] 
   - SRPM \[#3204\] 
   - Erratum \[#3205\] 

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   - As a user, I can specify relative path at which a repository will be served. \[provided by pulpcore\] 
   

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   - As a user, I can configure if a repository will be served over an SSL or a non-SSL connection. \[provided by pulpcore\]  
   

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   - As user, I can sync from a yum/dnf repo published by Pulp. \[should be taken into account for any publish story\] story\]. 

 ### Post-MVP 

 ##### Sync 

   - Basic Sync 

 <!-- end list --> 

   - As an authenticated user, I can sync a remote yum/dnf repository 

 <!-- end list --> 

   - DRPM 
   - Distribution (kickstart tree) 
   - Comps.xml content types (package group, environment, category, langpacks) 
   - Yum repo metadata file 

 <!-- end list --> 

   - Sync behaviors 

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   - As a user, I can mirror only the most recent X versions that correspond to a particular rpm name. 
   - As a user, I can force a full re-sync of a remote repository 
   - As a user, I can sync from a mirrorlist feed. 
   - As a user, I can sync only signed packages (RPM/DRPM/SRPM) 
   - As a user, I can have sync skip one or more content types, e.g. drpm, errata, etc 

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   - Performance features 

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   - As a user, my sync will skip most of its work if the repomd.xml revision number has not changed is equal to or older (lower) than the previously successfully synced one. 

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   - As a user, my sync is not skipped if it's a first sync 
   - As a user, my sync is not skipped if the importer configuration has changed since the last sync 
   - As a user, my sync is not skipped if any content has been removed from the repository since the last sync 
   - As a user, downloading of content starts quickly 

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   - Sync types 

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   - As a user, I can sync a kickstart tree from the same feed as other rpm/yum/dnf content. 

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   - Download Behaviors 

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   - As a user, I can limit the maximum speed of downloading in bytes / sec 
   - As a user, I can limit the number of concurrent downloads 
   - As a user, I can sync content on-demand by setting a repository's download policy. 
   - As a user, I can specify the number of retries to be done before failing a given download 

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   - Checksum Features 

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   - As a user, I can sync a repository and have the files' checksums validated to ensure that no content is corrupt. 

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   - GPG Signature Features 

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   - As a user, I can verify that repo metadata has a valid signature. (would be a new feature) 
   - As a user, I can specify a set of trusted GPG keys. Any packages that are not signed with one of these keys is not synced. 

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   - Mirror List Support 

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   - As a plugin writer I can configure mirror lists and rotate between the mirrors 

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   - round robin support 
   - nearest mirror support (GeoIP or ping times) 

 ##### Publish 

   - As an authenticated user, I can publish a yum/dnf repository. 

 <!-- end list --> 

   - DRPM 
   - Distribution (kickstart tree) 
   - Comps.xml content types (package group, environment, category, langpacks) 
   - Yum repo metadata file 

 <!-- end list --> 

   - As a user, I can publish a repository incrementally (re-use the pre-existing metadata and only add additional units) 
   - As a user, I can force a full republish of a repository. 
   - As a user, my publish will skip most of its work if no changes to a repository were made since last publish. 
   - As a user, I can configure which checksum algorithm to use when creating metadata. 
   - As a user, I can configure which checksum algorithm to use when creating updateinfo.xml. 

 ##### Export 

   - As a user, I can export a repository or group of repositories to an ISO file (ISO 9660) 
   - As a user, I can export a repository or group of repositories to a DVD / Blueray file (UDF aka. ISO/IEC 13346) 
   - As a user, I can export a repository to a specified directory 
   - As a user, I can export a repositories content that is associated or updated (errata) since a specific datetime( aka incremental?) 
   - As a user, I can export RPM packages and errata as a set of JSON files 

 ##### Upload 

   - As an authenticated user, I can upload yum/dnf content types (not including Distribution) 
   - As an authenticated user, I can upload a comps.xml file and have it parsed into its constituent content units (requires knowledge of the destination repo at creation time) 

 ##### Copy 

   - As a user, I can copy a content of a specific type from one repository to another repository 
   - As a user, I can copy RPM packages and all their dependencies from one repository to another repository 
   - As a user, I can copy an Erratum and all the RPM packages it references from one repository to another repository 
   - As a user, I can copy an Erratum and all the RPM packages it references and all the RPM dependencies from one repository to another repository 
   - Some content types create a new content unit in the destination repo instead of just copying. 

 #### Not much yet discussed use cases 

 ##### Content Protection 

   - As an authenticated user, I can use key based authentication to allow/disallow access to content served by the content app 
   - As an authenticated user, I can use user/password based authentication to allow/disallow access to content served by the content app. 

 ##### Applicability 

   - As an authenticated user, I can trigger an applicability for a consumer. 
   - As an authenticated user, I can trigger an applicability for a repository. 

 ##### Rsync Distributor 

   - As a user i can distribute rpm content using a remote server. 

 ## Pulp 2 features not present in Pulp 3 

   - "gpgkey" importer setting - only used by pulp-agent. 
   - "generate_sqlite" - sqlite files are only used by yum as an optimization. DNF does not use them and has no plans to. Performance gains marginal. 

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   - they are also used by the "repoview" feature which we will also leave out of 3.0. Making browseable publications will hopefully be solved in the core. 

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   - As a user, I can have publish skip one or more content types, e.g. drpm, errata, etc 

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   - We can't think of a use case for this. Maybe export of only RPMs and Errata, see export use case.