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DHCPv4: Updated LeaseTimeRemaining

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Amit Kumar 2023-09-20 06:18:18 +00:00 • committed by Vivek Kumar Dutta
parent 09a3370be9
commit 196fa7098d
1 changed files with 25 additions and 0 deletions
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25
libbbfdm/dmtree/tr181/dhcpv4.c
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@ -2446,6 +2446,14 @@ static int get_DHCPv4Client_DNSServers(char *refparam, struct dmctx *ctx, void *
static int get_DHCPv4Client_LeaseTimeRemaining(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value)
{
struct uci_section *dhcpv4_s = ((struct dhcp_client_args *)data)->iface_s;
FILE *fp = NULL;
int lease_time;
char *uptime_str;
char *uptime = 0;
int lease_uptime = 0;
char *pch = NULL, *spch = NULL;
char buf[16];
int lease_remaining;
if (dhcpv4_s) {
json_object *res = NULL;
@ -2454,6 +2462,23 @@ static int get_DHCPv4Client_LeaseTimeRemaining(char *refparam, struct dmctx *ctx
dmubus_call("network.interface", "status", UBUS_ARGS{{"interface", if_name, String}}, 1, &res);
DM_ASSERT(res, *value = "0");
*value = dmjson_get_value(res, 2, "data", "leasetime");
lease_time = atoi(*value);
if (lease_time == 0xFFFFFFFF) {
*value = "-1";
return 0;
}
fp = fopen("/proc/uptime", "r");
if (fp != NULL) {
if (fgets(buf, 16, fp) != NULL) {
pch = strtok_r(buf, ".", &spch);
uptime = (pch) ? dmstrdup(pch) : "0";
uptime_str = dmjson_get_value(res, 2, "data", "uptime");
lease_uptime = atoi(uptime_str);
lease_remaining = lease_time - (atoi(uptime) - lease_uptime);
sprintf(*value, "%d", lease_remaining);
}
fclose(fp);
}
}
return 0;
}