[HPADM] RE: [HPUX] [SUMMARY] [ADDENDUM] Adding many users to one group

From: Julius Szelagiewicz (julius_at_turtle.com)
Date: 05/30/03

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    Date: Fri, 30 May 2003 15:47:44 -0400 (EDT)
To: hpux admin <hpux-admin@dutchworks.nl>

    Dear Admins,
            Frank Bonnet answered the question "what are my options" by
    pointing me to /etc/netgroup, hence the addendum to the previous summary.
    julius

    > I am posting full text of Bill Hassell's reply as a perfect
    > summary. I addition, there is a nice trick from Nick Stoker. The original
    > guestion was:
    > I need to add several hundred users to a group. From reading man
    > pages it follows that I have to add them on a single line in /etc/groups.
    > The LINE_MAX value in limits.h is 2048. What are my options?
    >
    > On Wed, 28 May 2003, Bill Hassell wrote:
    > > It's really not documented very well, but you can repeat the group ID
    > > on multiple lines. I add about 10 usernames per line as in:
    > >
    > > mygroup::121:user1,user2,user3,user4,user5,user6,user7,user8,user9
    > > mygroup::121:user11,user12,user13,user14,user15,user16,user17,user18,user19
    > > mygroup::121:user21,user22,user23,user24,user25,user26,user27,user28,user29
    > >
    > > Verify functionality using the id command. Note that 10.20 (obsolete next
    > > month) requires a symlink to /etc/logingroup. Version 11 and higher are
    > > fine.
    > > Bill Hassell
    >
    > And here is the Nick Stoker's trick:
    > One way round this is to have extra lines with different group names but
    > same group id, e.g. if main group is called staff and the gid was 110
    >
    > you would have
    >
    > staff::110:user1,user2,user3 etc...
    >
    > and on another line have
    >
    > staffsubgrp1::110:user4,user5,user6 etc.
    >
    > If you do an 'id' on user4 it will come back with 'staff' and not
    > 'staffgrp1'.
    >
    > 

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