diff options
Diffstat (limited to 'src/option.c')
-rw-r--r-- | src/option.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/option.c b/src/option.c index b7372be..8b99409 100644 --- a/src/option.c +++ b/src/option.c @@ -148,6 +148,7 @@ struct myoption { #define LOPT_DNSSEC_TIME 336 #define LOPT_LOOP_DETECT 337 #define LOPT_IGNORE_ADDR 338 +#define LOPT_MINCTTL 339 #ifdef HAVE_GETOPT_LONG @@ -256,6 +257,7 @@ static const struct myoption opts[] = { "dhcp-broadcast", 2, 0, LOPT_BROADCAST }, { "neg-ttl", 1, 0, LOPT_NEGTTL }, { "max-ttl", 1, 0, LOPT_MAXTTL }, + { "min-cache-ttl", 1, 0, LOPT_MINCTTL }, { "max-cache-ttl", 1, 0, LOPT_MAXCTTL }, { "dhcp-alternate-port", 2, 0, LOPT_ALTPORT }, { "dhcp-scriptuser", 1, 0, LOPT_SCRIPTUSR }, @@ -371,6 +373,8 @@ static struct { { 'T', ARG_ONE, "<integer>", gettext_noop("Specify time-to-live in seconds for replies from /etc/hosts."), NULL }, { LOPT_NEGTTL, ARG_ONE, "<integer>", gettext_noop("Specify time-to-live in seconds for negative caching."), NULL }, { LOPT_MAXTTL, ARG_ONE, "<integer>", gettext_noop("Specify time-to-live in seconds for maximum TTL to send to clients."), NULL }, + { LOPT_MAXCTTL, ARG_ONE, "<integer>", gettext_noop("Specify time-to-live ceiling for cache."), NULL }, + { LOPT_MINCTTL, ARG_ONE, "<integer>", gettext_noop("Specify time-to-live floor for cache."), NULL }, { 'u', ARG_ONE, "<username>", gettext_noop("Change to this user after startup. (defaults to %s)."), CHUSER }, { 'U', ARG_DUP, "set:<tag>,<class>", gettext_noop("Map DHCP vendor class to tag."), NULL }, { 'v', 0, NULL, gettext_noop("Display dnsmasq version and copyright information."), NULL }, @@ -2457,6 +2461,7 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma case 'T': /* --local-ttl */ case LOPT_NEGTTL: /* --neg-ttl */ case LOPT_MAXTTL: /* --max-ttl */ + case LOPT_MINCTTL: /* --min-cache-ttl */ case LOPT_MAXCTTL: /* --max-cache-ttl */ case LOPT_AUTHTTL: /* --auth-ttl */ { @@ -2467,6 +2472,12 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma daemon->neg_ttl = (unsigned long)ttl; else if (option == LOPT_MAXTTL) daemon->max_ttl = (unsigned long)ttl; + else if (option == LOPT_MINCTTL) + { + if (ttl > TTL_FLOOR_LIMIT) + ttl = TTL_FLOOR_LIMIT; + daemon->min_cache_ttl = (unsigned long)ttl; + } else if (option == LOPT_MAXCTTL) daemon->max_cache_ttl = (unsigned long)ttl; else if (option == LOPT_AUTHTTL) |