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Dell DX6004S DX Content Router Setup and Configuration Guide - Page 35

a Class D IP address

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Option Name loglevel logbackups logsize group scsphosts cluster Copyright © 2010 Caringo, Inc. All rights reserved Default 20 8 10 * 1024 * 1024 bytes 225.0.10.100 none none Mandatory no no no yes yes, if cluster is not specified yes, if scsphosts is not specified Description if local file-based logging will be used instead of syslog. The level of logging verbosity with the following supported values: 50=critical, 40=error, 30=warning, 20=info, 10=debug, 0=no log The number of older, rotated log files to keep when file-based logging is used. The number of bytes allowed for all filebased log files. Each log file is allocated 1/ n of the configured logsize, where 'n' is the configured number of logbackups. A value of 0 will prevent DX Content Router from rotating logs if an alternate mechanism like logrotate is preferred. The multicast group address for the DX Storage cluster to which UUIDs should be replicated. Must be a Class D IP address in the range 224.0.0.0 to 239.255.255.255. A comma-separated list of DX Storage node IP addresses used to validate version compatibility at boot time. Either scsphosts or cluster must be specified. The name of the target DX Storage cluster; used to dynamically locate a node and verify version compatibility at Version 2.2 31 December 2010

Section	Page
Content Router Setup and Configuration Guide	1
Table of Contents	3
Chapter 1. Introduction to DX Content Router	5
1.1. Overview of DX Content Router	5
1.2. About this Document	5
1.2.1. Audience	5
1.2.2. Scope	5
Chapter 2. Replication Topologies	6
2.1. Disaster Recovery	6
2.2. Mirrored Clusters	6
2.3. Multi-Site Disaster Recovery	6
2.4. Content Distribution	7
Chapter 3. DX Content Router Services	8
3.1. Basic Architecture	8
3.1.1. Structure of a DX Content Router Node	9
3.1.2. Publisher Service	11
3.1.2.1. Filtering UUIDs for Publication	11
3.1.2.2. Rules	13
3.1.3. Replicator Service	14
Chapter 4. Installation	15
4.1. Requirements	15
4.1.1. Operating System	15
4.1.2. 3rd Party Package Pre-requisites	15
4.1.3. Network	15
4.1.3.1. Required Communications	15
4.1.3.2. Bandwidth Requirements	15
4.1.3.3. Recommended Infrastructure	16
4.1.3.4. IP Address Configuration	16
4.2. Installing and Configuring DX Content Router Services	17
4.2.1. Installing Services	17
4.2.2. Configuring Services and Rules	17
4.3. Upgrading DX Content Router	18
4.3.1. Upgrading from 1.x	18
4.3.2. Upgrading from 2.x	18
4.4. Removing DX Content Router	18
Chapter 5. Running and Managing DX Content Router	19
5.1. Starting DX Content Router Services	19
5.2. Publisher and Replicator Shutdown	19
5.3. Customizing the Standard Rule Sets	19
5.3.1. Publish all streams on a single channel	19
5.3.2. Publish all streams on two separate channels	20
5.3.3. Publish streams with header ‘someHeaderName’ on one channel and all others except text files to a second	20
5.3.4. Complex Content Metadata Analysis	20
5.3.4.1. Filter Clause	20
5.3.4.2. Exists Clause	21
5.3.4.3. NotExists Clause	22
5.3.4.4. All Clauses	22
5.4. Using the Publisher Console	22
5.4.1. Publisher Console layout:	23
5.5. HTTP Status Reporting for Publisher and Replicator	25
5.5.1. Publisher Response	25
5.5.2. Replicator Response	26
5.5.3. Request for Source Cluster IP Addresses	27
Chapter 6. Support for Content Restoration and Fail-Over	28
6.1. Administrative Disaster Recovery	28
6.2. Content Mirroring	28
6.3. Application-Assisted Fail-Over	28
Appendix A. Content Metadata	29
A.1. System Metadata	29
A.2. Content File Server Metadata	29
A.2.1. Custom Metadata	29
Appendix B. DX Content Router Configuration	30
B.1. Publisher Configuration	30
B.2. Replicator Configuration	34
Appendix C. Enumerator API	38
C.1. Enumerator Types	38
C.2. Enumerator Start	38
C.2.1. Enumerator Start Query Arguments	39
C.2.2. Enumerator Start Response	39
C.3. Enumerator Next	40
C.3.1. Enumerator Next Query Arguments	40
C.3.2. Enumerator Next Response	41
C.4. Enumerator End	41
C.4.1. End Response	41
C.5. Enumerator Timeout	42