OpenVMS with Apache, Osu, and Wasd: The Nonstop Webserver (HP Technologies)

467 Pages·2002·25.26 MB·English

by  Alan Winston

OpenVMS w i t h Apache, OSU,
and WASD
This Page Intentionally Left Blank
OpenVMS with Apache, OSU,
and WASD
Alan Winston
Digital PTess
An imprint of Elsevier Science
Amsterdam (cid:12)9B oston (cid:12)9L ondon (cid:12)9N ew York. Oxford (cid:12)9P aris (cid:12)9S an Diego
San Francisco (cid:12)9S ingapore (cid:12)9S ydney (cid:12)9T okyo
Digital Press is an imprint of Elsevier Science.
Copyright (cid:14)9 2003 Alan Winston. All rights reserved.
No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any
form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the
prior written permission of the publisher.
Recognizing the importance of preserving what has been written, Elsevier Science prints its
books on acid-free paper whenever possible.
Library of Congress Cataloging-in-Publication Data
A catalogue record for this book is available from the Library of Congress
ISBN 1-55558-264-8
British Library Cataloguing-in-Publication Data
A catalogue record for this book is available from the British Library.
The publisher offers special discounts on bulk orders of this book.
For information, please contact:
Manager of Special Sales
Elsevier Science
200 Wheeler Road
Burlington, MA 01803
Tel: [phone]
Fax: [phone]
For information on all Digital Press publications available, contact our World Wide Web home page
at: http://www.digitalpress.com or http://www.bh.com/digitalpress.
10 9 8 7 6 5 4 3 2 1
Printed in the United States of America
To Deborah, with love, for many reasons.
This Page Intentionally Left Blank
Contents
Introduction xi
Why Run a Web Server on VMS?
I. I VMS clustering
1.2 Reliability
1.3 Security
1.4 You already have it
1.5 Can VMS do what l need?
2 VMS and the Web
2. I Beginnings
2.2 OSU
2.3 Apache
2.4 WASD and others
Web Options 9
3. I CSWS 9
3.2 OSU II
3.3 WASD 12
3.4 Which should you use? 13
4 Installation Issues 15
4.1 Preinstallation 15
4.2 Installation guides 19
vii
viii Contents
Basic Configuration and Server Control 35
5. I CSWS 35
5.2 OSU 38
5.3 WASD 39
5.4 Basicc onfiguration 40
5.5 Starting and stopping 50
5.6 Command-line control 56
5.7 Web-based control 63
Encrypted/Secure Communications:
HTTPS Protocol Support 67
6. I HTTPS 67
6.2 Installation 78
6.3 Configuration 86
7 Managing Access to Your Server Resources 97
7. I Mappingr esources 97
7.2 Authentication 117
7.3 Accessc ontrols 135
Providing User Personal Web Directories 151
8. I User directories: pro and con 151
8.2 Implementing userdirs 152
Multihosting and Multihoming 161
9. I Why multihosting? 161
9.2 Multihosting/multihoming configuration 162
10 Indexing and Searching Your Site 171
10.1 Why index? 171
10.2 VMSindex and Lynx Crawl 172
10.3 SWISH-E 175
10.4 HT://DIG 179
Contents ix
II Cache and Proxy 183
I1.1 Cache and proxy 183
11.2 Cache management 185
11.3 Proxy management 193
12 Managing and Understanding Your Server Logs 203
12.1 Customizing your logging 203
12.2 Log-file formats and locations 204
12.3 Log-file rotation 211
12.4 Unavoidable ambiguities and user tracking 213
12.5 Error logs 216
12.6 Tools to interpret your logs 218
13 Dynamic Content: Directory Browsing and
Server-Side Includes 237
13.1 Directory browsing 237
13.2 Dynamic content with SSI 259
13.3 Configuring SSI 260
13.4 SSI directives 262
14 Running CGI Programs 281
14.1 CGI defined 281
14.2 Environment variables 284
14.3 Necessary HTTP headers 293
14.4 Configuration for CGI 293
14.5 CGI environment 296
14.6 Languages for CGI 306
15 RDB Database Access from CG! Scripts 313
15. I RDB Web Agent 313
15.2 Embedded RDO or SQL module language 315
15.3 Perl, DBI, and DBD::RDB 315
15.4 Python and the RDB plug-in 322
15.5 Java 323
I Contents