summaryrefslogtreecommitdiffhomepage
path: root/src/config.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/config.c')
-rw-r--r--src/config.c130
1 files changed, 85 insertions, 45 deletions
diff --git a/src/config.c b/src/config.c
index 78b5855..e46ecb0 100644
--- a/src/config.c
+++ b/src/config.c
@@ -440,6 +440,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
struct interface *iface;
struct blob_attr *tb[IFACE_ATTR_MAX], *c;
bool get_addrs = false;
+ int mode;
+ const char *ifname = NULL;
blobmsg_parse(iface_attrs, IFACE_ATTR_MAX, tb, data, len);
@@ -474,7 +476,6 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
get_addrs = overwrite = true;
}
- const char *ifname = NULL;
if (overwrite) {
if ((c = tb[IFACE_ATTR_IFNAME]))
ifname = blobmsg_get_string(c);
@@ -522,18 +523,24 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
if ((c = tb[IFACE_ATTR_LEASETIME])) {
double time = parse_leasetime(c);
- if (time < 0)
- goto err;
- iface->dhcp_leasetime = time;
+ if (time >= 0)
+ iface->dhcp_leasetime = time;
+ else
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_LEASETIME].name, iface->name);
+
}
if ((c = tb[IFACE_ATTR_PREFERRED_LIFETIME])) {
double time = parse_leasetime(c);
- if (time < 0)
- goto err;
- iface->preferred_lifetime = time;
+ if (time >= 0)
+ iface->preferred_lifetime = time;
+ else
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_PREFERRED_LIFETIME].name, iface->name);
+
}
if ((c = tb[IFACE_ATTR_START])) {
@@ -570,7 +577,6 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
}
}
- int mode;
if ((c = tb[IFACE_ATTR_RA])) {
if ((mode = parse_mode(blobmsg_get_string(c))) >= 0) {
iface->ra = mode;
@@ -578,7 +584,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
if (iface->ra != MODE_DISABLED)
iface->ignore = false;
} else
- goto err;
+ syslog(LOG_ERR, "Invalid %s mode configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_RA].name, iface->name);
}
if ((c = tb[IFACE_ATTR_DHCPV4])) {
@@ -589,9 +596,9 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
if (iface->dhcpv4 != MODE_DISABLED)
iface->ignore = false;
}
- }
- else
- goto err;
+ } else
+ syslog(LOG_ERR, "Invalid %s mode configured for interface %s",
+ iface_attrs[IFACE_ATTR_DHCPV4].name, iface->name);
}
if ((c = tb[IFACE_ATTR_DHCPV6])) {
@@ -601,7 +608,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
if (iface->dhcpv6 != MODE_DISABLED)
iface->ignore = false;
} else
- goto err;
+ syslog(LOG_ERR, "Invalid %s mode configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_DHCPV6].name, iface->name);
}
if ((c = tb[IFACE_ATTR_NDP])) {
@@ -611,7 +619,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
if (iface->ndp != MODE_DISABLED)
iface->ignore = false;
} else
- goto err;
+ syslog(LOG_ERR, "Invalid %s mode configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_NDP].name, iface->name);
}
if ((c = tb[IFACE_ATTR_ROUTER])) {
@@ -619,10 +628,11 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
unsigned rem;
blobmsg_for_each_attr(cur, c, rem) {
+ struct in_addr addr4;
+
if (blobmsg_type(cur) != BLOBMSG_TYPE_STRING || !blobmsg_check_attr(cur, false))
continue;
- struct in_addr addr4;
if (inet_pton(AF_INET, blobmsg_get_string(cur), &addr4) == 1) {
iface->dhcpv4_router = realloc(iface->dhcpv4_router,
(++iface->dhcpv4_router_cnt) * sizeof(*iface->dhcpv4_router));
@@ -631,7 +641,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
iface->dhcpv4_router[iface->dhcpv4_router_cnt - 1] = addr4;
} else
- goto err;
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_ROUTER].name, iface->name);
}
}
@@ -641,14 +652,19 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
iface->always_rewrite_dns = true;
blobmsg_for_each_attr(cur, c, rem) {
+ struct in_addr addr4;
+ struct in6_addr addr6;
+
if (blobmsg_type(cur) != BLOBMSG_TYPE_STRING || !blobmsg_check_attr(cur, false))
continue;
- struct in_addr addr4;
- struct in6_addr addr6;
if (inet_pton(AF_INET, blobmsg_get_string(cur), &addr4) == 1) {
- if (addr4.s_addr == INADDR_ANY)
- goto err;
+ if (addr4.s_addr == INADDR_ANY) {
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_DNS].name, iface->name);
+
+ continue;
+ }
iface->dhcpv4_dns = realloc(iface->dhcpv4_dns,
(++iface->dhcpv4_dns_cnt) * sizeof(*iface->dhcpv4_dns));
@@ -657,8 +673,12 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
iface->dhcpv4_dns[iface->dhcpv4_dns_cnt - 1] = addr4;
} else if (inet_pton(AF_INET6, blobmsg_get_string(cur), &addr6) == 1) {
- if (IN6_IS_ADDR_UNSPECIFIED(&addr6))
- goto err;
+ if (IN6_IS_ADDR_UNSPECIFIED(&addr6)) {
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_DNS].name, iface->name);
+
+ continue;
+ }
iface->dns = realloc(iface->dns,
(++iface->dns_cnt) * sizeof(*iface->dns));
@@ -667,7 +687,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
iface->dns[iface->dns_cnt - 1] = addr6;
} else
- goto err;
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_DNS].name, iface->name);
}
}
@@ -679,18 +700,27 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
unsigned rem;
blobmsg_for_each_attr(cur, c, rem) {
- if (blobmsg_type(cur) != BLOBMSG_TYPE_STRING || !blobmsg_check_attr(cur, false))
- continue;
-
uint8_t buf[256];
char *domain = blobmsg_get_string(cur);
size_t domainlen = strlen(domain);
+ int len;
+
+ if (blobmsg_type(cur) != BLOBMSG_TYPE_STRING || !blobmsg_check_attr(cur, false))
+ continue;
+
+ domain = blobmsg_get_string(cur);
+ domainlen = strlen(domain);
+
if (domainlen > 0 && domain[domainlen - 1] == '.')
domain[domainlen - 1] = 0;
- int len = dn_comp(domain, buf, sizeof(buf), NULL, NULL);
- if (len <= 0)
- goto err;
+ len = dn_comp(domain, buf, sizeof(buf), NULL, NULL);
+ if (len <= 0) {
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_DOMAIN].name, iface->name);
+
+ continue;
+ }
iface->search = realloc(iface->search, iface->search_len + len);
if (!iface->search)
@@ -748,41 +778,49 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
}
if ((c = tb[IFACE_ATTR_RA_FLAGS])) {
- iface->ra_flags = 0;
if (parse_ra_flags(&iface->ra_flags, c) < 0)
- goto err;
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_RA_FLAGS].name, iface->name);
}
if ((c = tb[IFACE_ATTR_RA_REACHABLETIME])) {
uint32_t ra_reachabletime = blobmsg_get_u32(c);
- if (ra_reachabletime > 3600000)
- goto err;
- iface->ra_reachabletime = ra_reachabletime;
+ if (ra_reachabletime <= 3600000)
+ iface->ra_reachabletime = ra_reachabletime;
+ else
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_RA_REACHABLETIME].name, iface->name);
}
if ((c = tb[IFACE_ATTR_RA_RETRANSTIME])) {
uint32_t ra_retranstime = blobmsg_get_u32(c);
- if (ra_retranstime > 60000)
- goto err;
- iface->ra_retranstime = ra_retranstime;
+ if (ra_retranstime <= 60000)
+ iface->ra_retranstime = ra_retranstime;
+ else
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_RA_RETRANSTIME].name, iface->name);
}
if ((c = tb[IFACE_ATTR_RA_HOPLIMIT])) {
uint32_t ra_hoplimit = blobmsg_get_u32(c);
- if (ra_hoplimit > 255)
- goto err;
- iface->ra_hoplimit = ra_hoplimit;
+ if (ra_hoplimit <= 255)
+ iface->ra_hoplimit = ra_hoplimit;
+ else
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_RA_HOPLIMIT].name, iface->name);
}
if ((c = tb[IFACE_ATTR_RA_MTU])) {
uint32_t ra_mtu = blobmsg_get_u32(c);
- if (ra_mtu < 1280 || ra_mtu > 65535)
- goto err;
- iface->ra_mtu = ra_mtu;
+ if (ra_mtu >= 1280 || ra_mtu <= 65535)
+ iface->ra_mtu = ra_mtu;
+ else
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_RA_MTU].name, iface->name);
}
if ((c = tb[IFACE_ATTR_RA_SLAAC]))
@@ -819,7 +857,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
else if (!strcmp(prio, "medium") || !strcmp(prio, "default"))
iface->route_preference = 0;
else
- goto err;
+ syslog(LOG_ERR, "Invalid %s mode configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_RA_PREFERENCE].name, iface->name);
}
if ((c = tb[IFACE_ATTR_PD_MANAGER]))
@@ -828,7 +867,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
if ((c = tb[IFACE_ATTR_PD_CER]) &&
inet_pton(AF_INET6, blobmsg_get_string(c), &iface->dhcpv6_pd_cer) < 1)
- goto err;
+ syslog(LOG_ERR, "Invalid %s value configured for interface '%s'",
+ iface_attrs[IFACE_ATTR_PD_CER].name, iface->name);
if ((c = tb[IFACE_ATTR_NDPROXY_ROUTING]))
iface->learn_routes = blobmsg_get_bool(c);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-01 04:45:22 +0000