*/
#include <stdio.h>
+#include <netdb.h>
#include <resolv.h>
#include <stdlib.h>
#include <string.h>
static char *argv[4] = {NULL, NULL, NULL, NULL};
static volatile char *delayed_call = NULL;
+static bool dont_delay = false;
int script_init(const char *path, const char *ifname)
static void fqdn_to_env(const char *name, const uint8_t *fqdn, size_t len)
{
size_t buf_len = strlen(name);
+ size_t buf_size = len + buf_len + 2;
const uint8_t *fqdn_end = fqdn + len;
char *buf = realloc(NULL, len + buf_len + 2);
memcpy(buf, name, buf_len);
buf[buf_len++] = '=';
int l = 1;
while (l > 0 && fqdn < fqdn_end) {
- l = dn_expand(fqdn, &fqdn[len], fqdn, &buf[buf_len], len);
+ l = dn_expand(fqdn, fqdn_end, fqdn, &buf[buf_len], buf_size - buf_len);
fqdn += l;
buf_len += strlen(&buf[buf_len]);
buf[buf_len++] = ' ';
}
+static void fqdn_to_ip_env(const char *name, const uint8_t *fqdn, size_t len)
+{
+ size_t buf_len = strlen(name);
+ char *buf = realloc(NULL, INET6_ADDRSTRLEN + buf_len + 3);
+ memcpy(buf, name, buf_len);
+ buf[buf_len++] = '=';
+
+ char namebuf[256];
+ if (dn_expand(fqdn, fqdn + len, fqdn, namebuf, sizeof(namebuf)) <= 0)
+ return;
+
+ struct addrinfo hints = {.ai_family = AF_INET6}, *r;
+ if (getaddrinfo(namebuf, NULL, &hints, &r))
+ return;
+
+ struct sockaddr_in6 *sin6 = (struct sockaddr_in6*)r->ai_addr;
+ inet_ntop(AF_INET6, &sin6->sin6_addr, &buf[buf_len], INET6_ADDRSTRLEN);
+
+ freeaddrinfo(r);
+ putenv(buf);
+}
+
+
static void bin_to_env(uint8_t *opts, size_t len)
{
uint8_t *oend = opts + len, *odata;
buf_len += snprintf(&buf[buf_len], 24, ",%u,%u", e[i].preferred, e[i].valid);
}
+ if ((type == ENTRY_PREFIX || type == ENTRY_ADDRESS) && e[i].class)
+ buf_len += snprintf(&buf[buf_len], 12, ",class=%u", e[i].class);
+
if (type == ENTRY_PREFIX && e[i].priority) {
// priority and router are abused for prefix exclusion
- buf[buf_len++] = ',';
+ buf_len += snprintf(&buf[buf_len], 12, ",excluded=");
inet_ntop(AF_INET6, &e[i].router, &buf[buf_len], INET6_ADDRSTRLEN);
buf_len += strlen(&buf[buf_len]);
buf_len += snprintf(&buf[buf_len], 24, "/%u", e[i].priority);
void script_delay_call(const char *status, int timeout)
{
- if (!delayed_call) {
+ if (dont_delay) {
+ script_call(status);
+ } else if (!delayed_call) {
delayed_call = strdup(status);
signal(SIGALRM, script_call_delayed);
alarm(timeout);
void script_call(const char *status)
{
size_t dns_len, search_len, custom_len, sntp_ip_len, sntp_dns_len;
- size_t sip_ip_len, sip_fqdn_len;
+ size_t sip_ip_len, sip_fqdn_len, aftr_name_len;
odhcp6c_expire();
- if (delayed_call)
+ if (delayed_call) {
alarm(0);
+ dont_delay = true;
+ }
struct in6_addr *dns = odhcp6c_get_state(STATE_DNS, &dns_len);
uint8_t *search = odhcp6c_get_state(STATE_SEARCH, &search_len);
uint8_t *sntp_dns = odhcp6c_get_state(STATE_SNTP_FQDN, &sntp_dns_len);
struct in6_addr *sip = odhcp6c_get_state(STATE_SIP_IP, &sip_ip_len);
uint8_t *sip_fqdn = odhcp6c_get_state(STATE_SIP_FQDN, &sip_fqdn_len);
+ uint8_t *aftr_name = odhcp6c_get_state(STATE_AFTR_NAME, &aftr_name_len);
size_t prefix_len, address_len, ra_pref_len, ra_route_len, ra_dns_len;
uint8_t *prefix = odhcp6c_get_state(STATE_IA_PD, &prefix_len);
fqdn_to_env("DOMAINS", search, search_len);
fqdn_to_env("SNTP_FQDN", sntp_dns, sntp_dns_len);
fqdn_to_env("SIP_DOMAIN", sip_fqdn, sip_fqdn_len);
+ fqdn_to_env("AFTR", aftr_name, aftr_name_len);
+ fqdn_to_ip_env("AFTR_IP", aftr_name, aftr_name_len);
bin_to_env(custom, custom_len);
entry_to_env("PREFIXES", prefix, prefix_len, ENTRY_PREFIX);
entry_to_env("ADDRESSES", address, address_len, ENTRY_ADDRESS);