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