X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fodhcpd.git;a=blobdiff_plain;f=src%2Fconfig.c;h=daf583b5e2bbda7fa045ae9c6e8c658354c36b4c;hp=a3cb2bec3e3ec5ec202b053e4ca577da3aef1207;hb=c24782ada0932c25fd4063d4102670c79bbcf917;hpb=8dc2a59dcaef51be41cf82621c0e00eac88074aa diff --git a/src/config.c b/src/config.c index a3cb2be..daf583b 100644 --- a/src/config.c +++ b/src/config.c @@ -3,6 +3,9 @@ #include #include #include +#include +#include +#include #include #include @@ -92,7 +95,6 @@ const struct uci_blob_param_list interface_attr_list = { .info = iface_attr_info, }; - enum { LEASE_ATTR_IP, LEASE_ATTR_MAC, @@ -103,7 +105,6 @@ enum { LEASE_ATTR_MAX }; - static const struct blobmsg_policy lease_attrs[LEASE_ATTR_MAX] = { [LEASE_ATTR_IP] = { .name = "ip", .type = BLOBMSG_TYPE_STRING }, [LEASE_ATTR_MAC] = { .name = "mac", .type = BLOBMSG_TYPE_STRING }, @@ -113,13 +114,11 @@ static const struct blobmsg_policy lease_attrs[LEASE_ATTR_MAX] = { [LEASE_ATTR_NAME] = { .name = "name", .type = BLOBMSG_TYPE_STRING }, }; - const struct uci_blob_param_list lease_attr_list = { .n_params = LEASE_ATTR_MAX, .params = lease_attrs, }; - enum { ODHCPD_ATTR_MAINDHCP, ODHCPD_ATTR_LEASEFILE, @@ -127,19 +126,41 @@ enum { ODHCPD_ATTR_MAX }; - static const struct blobmsg_policy odhcpd_attrs[LEASE_ATTR_MAX] = { [ODHCPD_ATTR_MAINDHCP] = { .name = "maindhcp", .type = BLOBMSG_TYPE_BOOL }, [ODHCPD_ATTR_LEASEFILE] = { .name = "leasefile", .type = BLOBMSG_TYPE_STRING }, [ODHCPD_ATTR_LEASETRIGGER] = { .name = "leasetrigger", .type = BLOBMSG_TYPE_STRING }, }; - const struct uci_blob_param_list odhcpd_attr_list = { .n_params = ODHCPD_ATTR_MAX, .params = odhcpd_attrs, }; +static int mkdir_p(char *dir, mode_t mask) +{ + char *l = strrchr(dir, '/'); + int ret; + + if (!l) + return 0; + + *l = '\0'; + + if (mkdir_p(dir, mask)) + return -1; + + *l = '/'; + + ret = mkdir(dir, mask); + if (ret && errno == EEXIST) + return 0; + + if (ret) + syslog(LOG_ERR, "mkdir(%s, %d) failed: %s\n", dir, mask, strerror(errno)); + + return ret; +} static struct interface* get_interface(const char *name) { @@ -150,7 +171,6 @@ static struct interface* get_interface(const char *name) return NULL; } - static void clean_interface(struct interface *iface) { free(iface->dns); @@ -163,7 +183,6 @@ static void clean_interface(struct interface *iface) memset(&iface->ra, 0, sizeof(*iface) - offsetof(struct interface, ra)); } - static void close_interface(struct interface *iface) { if (iface->head.next) @@ -178,23 +197,20 @@ static void close_interface(struct interface *iface) free(iface); } - static int parse_mode(const char *mode) { - if (!strcmp(mode, "disabled")) { + if (!strcmp(mode, "disabled")) return RELAYD_DISABLED; - } else if (!strcmp(mode, "server")) { + else if (!strcmp(mode, "server")) return RELAYD_SERVER; - } else if (!strcmp(mode, "relay")) { + else if (!strcmp(mode, "relay")) return RELAYD_RELAY; - } else if (!strcmp(mode, "hybrid")) { + else if (!strcmp(mode, "hybrid")) return RELAYD_HYBRID; - } else { + else return -1; - } } - static void set_config(struct uci_section *s) { struct blob_attr *tb[ODHCPD_ATTR_MAX], *c; @@ -314,7 +330,6 @@ err: return -1; } - int config_parse_interface(void *data, size_t len, const char *name, bool overwrite) { struct blob_attr *tb[IFACE_ATTR_MAX], *c; @@ -458,9 +473,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr goto err; iface->dhcpv4_router[iface->dhcpv4_router_cnt - 1] = addr4; - } else { + } else goto err; - } } } @@ -489,9 +503,8 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr goto err; iface->dns[iface->dns_cnt - 1] = addr6; - } else { + } else goto err; - } } } @@ -586,13 +599,14 @@ static int set_interface(struct uci_section *s) { blob_buf_init(&b, 0); uci_to_blob(&b, s, &interface_attr_list); + return config_parse_interface(blob_data(b.head), blob_len(b.head), s->e.name, true); } - void odhcpd_reload(void) { struct uci_context *uci = uci_alloc_context(); + while (!list_empty(&leases)) { struct lease *l = list_first_entry(&leases, struct lease, head); list_del(&l->head); @@ -626,6 +640,12 @@ void odhcpd_reload(void) } } + if (config.dhcp_statefile) { + char *path = strdup(config.dhcp_statefile); + + mkdir_p(dirname(path), 0755); + free(path); + } #ifdef WITH_UBUS ubus_apply_network(); @@ -633,7 +653,7 @@ void odhcpd_reload(void) bool any_dhcpv6_slave = false, any_ra_slave = false, any_ndp_slave = false; - // Test for + /* Test for */ list_for_each_entry(i, &interfaces, head) { if (i->master) continue; @@ -648,7 +668,7 @@ void odhcpd_reload(void) any_ndp_slave = true; } - // Evaluate hybrid mode for master + /* Evaluate hybrid mode for master */ list_for_each_entry(i, &interfaces, head) { if (!i->master) continue; @@ -684,7 +704,7 @@ void odhcpd_reload(void) list_for_each_entry_safe(i, n, &interfaces, head) { if (i->inuse) { - // Resolve hybrid mode + /* Resolve hybrid mode */ if (i->dhcpv6 == RELAYD_HYBRID) i->dhcpv6 = (master && master->dhcpv6 == RELAYD_RELAY) ? RELAYD_RELAY : RELAYD_SERVER; @@ -710,7 +730,6 @@ void odhcpd_reload(void) uci_free_context(uci); } - static void handle_signal(int signal) { char b[1] = {0}; @@ -721,12 +740,11 @@ static void handle_signal(int signal) uloop_end(); } - - static void reload_cb(struct uloop_fd *u, _unused unsigned int events) { char b[512]; if (read(u->fd, b, sizeof(b)) < 0) {} + odhcpd_reload(); } @@ -735,6 +753,7 @@ static struct uloop_fd reload_fd = { .cb = reload_cb }; void odhcpd_run(void) { if (pipe2(reload_pipe, O_NONBLOCK | O_CLOEXEC) < 0) {} + reload_fd.fd = reload_pipe[0]; uloop_fd_add(&reload_fd, ULOOP_READ);