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Wildcards in dhcp-range constructors

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This commit is contained in:
Simon Kelley
2012-12-30 17:38:09 +00:00
parent dc9476b670
commit 771287be11
4 changed files with 17 additions and 6 deletions
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9
src/dhcp-common.c
View File

@@ -711,15 +711,20 @@ void log_context(int family, struct dhcp_context *context)
#ifdef HAVE_DHCP6
if (context->flags & CONTEXT_CONSTRUCTED)
{
char ifrn_name[IFNAMSIZ];
if (indextoname(daemon->doing_dhcp6 ? daemon->dhcp6fd : daemon->icmp6fd, context->if_index, ifrn_name))
{
n = p;
p += sprintf(p, ", constructed for %s", context->template_interface);
p += sprintf(p, ", constructed for %s", ifrn_name);
}
}
if (context->flags & CONTEXT_TEMPLATE)
{
n = p;
p += sprintf(p, ", template for %s", context->template_interface);
p += sprintf(p, ", template for %s%s", context->template_interface,
(context->flags & CONTEXT_WILDCARD) ? "*" : "");
}
#endif

5
src/dhcp6.c
View File

@@ -531,8 +531,9 @@ static int construct_worker(struct in6_addr *local, int prefix,
}
}
else if (strcmp(ifrn_name, template->template_interface) == 0 &&
addr6part(local) == addr6part(&template->start6))
else if (addr6part(local) == addr6part(&template->start6) &&
strncmp(template->template_interface, ifrn_name, strlen(template->template_interface)) == 0 &&
(strlen(template->template_interface) == strlen(ifrn_name) || (template->flags & CONTEXT_WILDCARD)))
{
start6 = *local;
setaddr6part(&start6, addr6part(&template->start6));

2
src/dnsmasq.h
View File

@@ -706,7 +706,7 @@ struct dhcp_context {
#define CONTEXT_CONSTRUCTED 2048
#define CONTEXT_GC 4096
#define CONTEXT_RA 8192
#define CONTEXT_WILDCARD 16384
struct ping_result {
struct in_addr addr;

5
src/option.c
View File

@@ -2291,6 +2291,11 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
new->flags |= CONTEXT_DHCP;
else if (strstr(a[leasepos], "constructor:") == a[leasepos])
{
if (a[leasepos][strlen(a[leasepos])-1] == '*')
{
a[leasepos][strlen(a[leasepos])-1] = 0;
new->flags |= CONTEXT_WILDCARD;
}
new->template_interface = opt_string_alloc(a[leasepos] + 12);
new->flags |= CONTEXT_TEMPLATE;
}