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| author | Alan Conway <aconway@apache.org> | 2011-11-28 17:01:36 +0000 |
|---|---|---|
| committer | Alan Conway <aconway@apache.org> | 2011-11-28 17:01:36 +0000 |
| commit | 4de1f034e340217079e8b5b509633a3c95e9929f (patch) | |
| tree | be665a0f6e323aeffef581d01580849ed91f1e9a | |
| parent | 491a00addb951dfed32ef1ca4d49b5dd509c9d62 (diff) | |
| download | qpid-python-4de1f034e340217079e8b5b509633a3c95e9929f.tar.gz | |
QPID-3603: Renamed new HA design doc, added some user documentataion notes.
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/qpid-3603@1207447 13f79535-47bb-0310-9956-ffa450edef68
| -rw-r--r-- | qpid/cpp/design_docs/new-ha-design.txt (renamed from qpid/cpp/design_docs/replicating-browser-design.txt) | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/qpid/cpp/design_docs/replicating-browser-design.txt b/qpid/cpp/design_docs/new-ha-design.txt index d2aa03b0b0..9b6d7d676c 100644 --- a/qpid/cpp/design_docs/replicating-browser-design.txt +++ b/qpid/cpp/design_docs/new-ha-design.txt @@ -106,8 +106,8 @@ manager takes care of membership and quorum. ** Selective replication In this model it's easy to support selective replication of individual queues via -configuration. -- Explicit exchange/queue declare argument and message boolean: x-qpid-replicate. +configuration. +- Explicit exchange/queue declare argument and message boolean: x-qpid-replicate. Treated analogously to persistent/durable properties for the store. - if not explicitly marked, provide a choice of default - default is replicate (replicated message on replicated queue) @@ -320,3 +320,34 @@ LC6 - The events and query responses are not fully synchronized. It is not possible to miss a create event and yet not to have the object in question in the query response however. + +* User Documentation Notes + +Notes to seed initial user documentation. Loosely tracking the implementation, +some points mentioned in the doc may not be implemented yet. + +** High Availability Overview +Explain basic concepts: hot standby, primary/backup, replicated queue/exchange. +Network topology: backup links, corosync, separate client/cluster networks. +Describe failover mechanisms. +- Client view: URLs, failover, exclusion & discovery. +- Broker view: similar. +Role of rmganager & corosync. + +** Client view. +Clients use multi-address URL in base case. +Clients can't connect to backups, retry till they find primary. +Only qpid.cluster-admin can connect to backup, must not mess with replicated queues. +Note connection known-hosts returns client URL, as does amq.failover exchange. + +Creating replicated queues & exchanges: +- qpid.replicate argument, +- examples using addressing and qpid-config) + +** Configuring corosync +Must be on same network as backup links. + +** Configuring rgmanager + +** Configuring qpidd +HA related options. |