/* * Copyright (c) 2020 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <sched.h> #include <fcntl.h> #include <ctype.h> #include <sys/socket.h> #include <net/if.h> #include <plugins/linux-cp/lcp.h> #include <plugins/linux-cp/lcp_interface.h> lcp_main_t lcp_main; u8 * lcp_get_default_ns (void) { lcp_main_t *lcpm = &lcp_main; if (!lcpm->default_namespace || lcpm->default_namespace[0] == 0) return NULL; return lcpm->default_namespace; } int lcp_get_default_ns_fd (void) { lcp_main_t *lcpm = &lcp_main; return lcpm->default_ns_fd; } /* * ns is expected to be or look like a NUL-terminated C string. */ int lcp_set_default_ns (u8 *ns) { lcp_main_t *lcpm = &lcp_main; char *p; int len; u8 *s; p = (char *) ns; len = clib_strnlen (p, LCP_NS_LEN); if (len >= LCP_NS_LEN) return -1; if (!p || *p == 0) { lcpm->default_namespace = NULL; if (lcpm->default_ns_fd > 0) close (lcpm->default_ns_fd); lcpm->default_ns_fd = 0; return 0; } vec_validate_init_c_string (lcpm->default_namespace, p, clib_strnlen (p, LCP_NS_LEN)); s = format (0, "/var/run/netns/%s%c", (char *) lcpm->default_namespace, 0); lcpm->default_ns_fd = open ((char *) s, O_RDONLY); vec_free (s); return 0; } void lcp_set_sync (u8 is_auto) { lcp_main_t *lcpm = &lcp_main; lcpm->lcp_sync = (is_auto != 0); // If we set to 'on', do a one-off sync of LCP interfaces if (is_auto) lcp_itf_pair_sync_state_all (); } int lcp_sync (void) { lcp_main_t *lcpm = &lcp_main; return lcpm->lcp_sync; } void lcp_set_auto_subint (u8 is_auto) { lcp_main_t *lcpm = &lcp_main; lcpm->lcp_auto_subint = (is_auto != 0); } int lcp_auto_subint (void) { lcp_main_t *lcpm = &lcp_main; return lcpm->lcp_auto_subint; } void lcp_set_del_static_on_link_down (u8 is_del) { lcp_main_t *lcpm = &lcp_main; lcpm->del_static_on_link_down = (is_del != 0); } u8 lcp_get_del_static_on_link_down (void) { lcp_main_t *lcpm = &lcp_main; return lcpm->del_static_on_link_down; } void lcp_set_del_dynamic_on_link_down (u8 is_del) { lcp_main_t *lcpm = &lcp_main; lcpm->del_dynamic_on_link_down = (is_del != 0); } u8 lcp_get_del_dynamic_on_link_down (void) { lcp_main_t *lcpm = &lcp_main; return lcpm->del_dynamic_on_link_down; } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */