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Add allow and deny keywords; allow or deny bootp service, booting (for known hosts that shouldn't be booted), dynamic_bootp and unknown clients

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Ted Lemon
1997-02-22 08:41:01 +00:00
parent ac9d14a9c1
commit 99fd97cc55
2 changed files with 104 additions and 2 deletions
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53
server/confpars.c
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@@ -42,7 +42,7 @@
#ifndef lint
static char copyright[] =
"$Id: confpars.c,v 1.38 1997/02/18 14:27:22 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
"$Id: confpars.c,v 1.39 1997/02/22 08:41:01 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
#endif /* not lint */
#include "dhcpd.h"
@@ -71,6 +71,8 @@ int readconf ()
root_group.max_lease_time = 86400; /* 24 hours. */
root_group.bootp_lease_cutoff = MAX_TIME;
root_group.boot_unknown_clients = 1;
root_group.allow_bootp = 1;
root_group.allow_booting = 1;
if ((cfile = fopen (path_dhcpd_conf, "r")) == NULL)
error ("Can't open %s: %m", path_dhcpd_conf);
@@ -151,6 +153,8 @@ void read_leases ()
| SERVER_NAME string-parameter
| hardware-parameter
| fixed-address-parameter
| ALLOW allow-deny-keyword
| DENY allow-deny-keyword
declaration :== host-declaration
| group-declaration
@@ -364,6 +368,14 @@ int parse_statement (cfile, group, type, host_decl, declaration)
parse_address_range (cfile, group -> subnet);
return declaration;
case ALLOW:
parse_allow_deny (cfile, group, 1);
break;
case DENY:
parse_allow_deny (cfile, group, 0);
break;
default:
if (declaration)
parse_warn ("expecting a declaration.");
@@ -381,6 +393,45 @@ int parse_statement (cfile, group, type, host_decl, declaration)
return 0;
}
/* allow-deny-keyword :== BOOTP
| BOOTING
| DYNAMIC_BOOTP
| UNKNOWN_CLIENTS */
void parse_allow_deny (cfile, group, flag)
FILE *cfile;
struct group *group;
int flag;
{
int token;
char *val;
token = next_token (&val, cfile);
switch (token) {
case BOOTP:
group -> allow_bootp = flag;
break;
case BOOTING:
group -> allow_booting = flag;
break;
case DYNAMIC_BOOTP:
group -> dynamic_bootp = flag;
break;
case UNKNOWN_CLIENTS:
group -> boot_unknown_clients = flag;
break;
default:
parse_warn ("expecting allow/deny key");
skip_to_semi (cfile);
return;
}
parse_semi (cfile);
}
/* boolean :== ON SEMI | OFF SEMI | TRUE SEMI | FALSE SEMI */
int parse_boolean (cfile)