lib/space/netid/slurp.cc

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//
// nis-util - NIS Administration Utilities
// Copyright (C) 2002, 2008, 2009, 2011, 2012 Peter Miller
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at
// your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//

#include <lib/colon/group/slurp.h>
#include <lib/colon/passwd/slurp.h>
#include <lib/space/hosts/slurp.h>
#include <lib/space/netid/slurp.h>


space_netid_slurp::~space_netid_slurp()
{
}


space_netid_slurp::space_netid_slurp(
    const rcstring &a_filename,
    const colon_passwd_slurp::pointer &a_passwd,
    const colon_group_slurp::pointer &a_group,
    const space_hosts_slurp::pointer &a_hosts,
    const rcstring &a_domain
) :
    space_netid(a_filename),
    passwd(a_passwd),
    group(a_group),
    hosts(a_hosts),
    domain(a_domain)
{
}


space_netid_slurp::pointer
space_netid_slurp::create(const rcstring &a_filename,
    const colon_passwd_slurp::pointer &a_passwd,
    const colon_group_slurp::pointer &a_group,
    const space_hosts_slurp::pointer &a_hosts, const rcstring &a_domain)
{
    return
        pointer
        (
            new space_netid_slurp
            (
                a_filename,
                a_passwd,
                a_group,
                a_hosts,
                a_domain
            )
        );
}


void
space_netid_slurp::process(const record::pointer &rp)
{
    //
    // check for duplicates
    //
    {
        rcstring name = rp->name();
        by_name_t::iterator it = by_name.find(name);
        if (it != by_name.end())
        {
            error
            (
                rp->get_source_location(),
                "duplicate %s netid name...",
                name.quote_c().c_str()
            );
            error
            (
                it->second->get_source_location(),
                "... here is the first %s netid name",
                it->second->name().quote_c().c_str()
            );
        }
        else
        {
            by_name.insert(by_name_t::value_type(name, rp));
        }
    }

    //
    // Check the the domain *doesn't* match.
    // The idea is that records in the netid file are permission for
    // users in other domains to enter this one.  Thus, they do not have
    // this domain as their domain.
    //
    if (rp->get_domain() == domain)
    {
        error
        (
            rp->get_source_location(),
            "should be a foreign domain"
        );
    }

    //
    // The UID is meant to be local (the record maps an external netid
    // to a local UID).  Check that the UID exists.
    //
    {
        if (!passwd->query_by_uid(rp->get_uid2()))
        {
            error
            (
                rp->get_source_location(),
                "user id %s does no exist in the passwd map",
                rp->get_uid2().quote_c().c_str()
            );
        }
    }

    //
    // The GIDs are meant to be local (the record maps an external netid
    // to local UIDs).  Check that the GIDs exist.
    //
    const record::gids_t &gids = rp->get_gids();
    for
    (
        record::gids_t::const_iterator it = gids.begin();
        it != gids.end();
        ++it
    )
    {
        if (rp->is_host_kind())
        {
            if (!hosts->query_by_name(*it))
            {
                error
                (
                    rp->get_source_location(),
                    "host name %s does not exist in the hosts map",
                    it->quote_c().c_str()
                );
            }
        }
        else
        {
            if (!group->query_by_gid(*it))
            {
                error
                (
                    rp->get_source_location(),
                    "group id %s does not exist in the groups map",
                    it->quote_c().c_str()
                );
            }
        }
    }
}


void
space_netid_slurp::read_and_process(void)
{
    for (;;)
    {
        record::pointer rp = get();
        if (!rp)
            break;
        process(rp);
    }
    close();
}


// vim: set ts=8 sw=4 et :