gluon-status-page-api: Use genl helpers from libbatadv
Signed-off-by: Sven Eckelmann <sven@narfation.org>
This commit is contained in:
Sven Eckelmann
parent
a267cc7ee7
commit
6701aa81a5
@ -14,7 +14,7 @@ define Package/gluon-status-page-api
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SECTION:=gluon
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CATEGORY:=Gluon
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TITLE:=API for gluon-status-page
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DEPENDS:=+gluon-core +uhttpd +sse-multiplex +gluon-neighbour-info +gluon-respondd +libiwinfo +libjson-c +libnl-tiny +libubus-lua
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DEPENDS:=+gluon-core +uhttpd +sse-multiplex +gluon-neighbour-info +gluon-respondd +libiwinfo +libjson-c +libnl-tiny +libubus-lua +libbatadv
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endef
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define Build/Prepare
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@ -20,10 +20,19 @@ endif
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CFLAGS_JSONC = $(shell pkg-config --cflags json-c)
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LDFLAGS_JSONC = $(shell pkg-config --libs json-c)
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ifeq ($(origin LIBBATADV_CFLAGS) $(origin LIBBATADV_LDLIBS), undefined undefined)
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LIBBATADV_NAME ?= libbatadv
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ifeq ($(shell $(PKG_CONFIG) --modversion $(LIBBATADV_NAME) 2>/dev/null),)
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$(error No $(LIBBATADV_NAME) development libraries found!)
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endif
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LIBBATADV_CFLAGS += $(shell $(PKG_CONFIG) --cflags $(LIBBATADV_NAME))
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LIBBATADV_LDLIBS += $(shell $(PKG_CONFIG) --libs $(LIBBATADV_NAME))
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endif
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all: neighbours-batadv stations respondd.so
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neighbours-batadv: neighbours-batadv.c batadv-netlink.c
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$(CC) $(CPPFLAGS) $(CFLAGS) $(CFLAGS_JSONC) $(LIBNL_CFLAGS) $(LDFLAGS) $(LDFLAGS_JSONC) $(LIBNL_LDLIBS) -Wall -o $@ $^ $(LDLIBS)
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neighbours-batadv: neighbours-batadv.c
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$(CC) $(CPPFLAGS) $(CFLAGS) $(CFLAGS_JSONC) $(LIBNL_CFLAGS) $(LIBBATADV_CFLAGS) $(LDFLAGS) $(LDFLAGS_JSONC) $(LIBNL_LDLIBS) $(LIBBATADV_LDLIBS) -Wall -o $@ $^ $(LDLIBS)
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stations: stations.c
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$(CC) $(CPPFLAGS) $(CFLAGS) $(CFLAGS_JSONC) $(LDFLAGS) $(LDFLAGS_JSONC) -Wall -o $@ $^ $(LDLIBS) -liwinfo
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@ -1,145 +0,0 @@
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/*
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* Copyright (C) 2009-2016 B.A.T.M.A.N. contributors:
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*
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* Marek Lindner <mareklindner@neomailbox.ch>, Andrew Lunn <andrew@lunn.ch>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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*
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*/
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#include "batadv-netlink.h"
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <errno.h>
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#include <net/ethernet.h>
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#include <net/if.h>
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#include <netlink/netlink.h>
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#include <netlink/genl/genl.h>
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#include <netlink/genl/ctrl.h>
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#include <net/ethernet.h>
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#include "batman_adv.h"
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#ifndef __maybe_unused
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#define __maybe_unused __attribute__((unused))
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#endif
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struct nla_policy batadv_netlink_policy[NUM_BATADV_ATTR] = {
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[BATADV_ATTR_HARD_IFINDEX] = { .type = NLA_U32 },
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[BATADV_ATTR_ORIG_ADDRESS] = { .type = NLA_UNSPEC,
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.minlen = ETH_ALEN,
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.maxlen = ETH_ALEN },
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[BATADV_ATTR_FLAG_BEST] = { .type = NLA_FLAG },
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[BATADV_ATTR_LAST_SEEN_MSECS] = { .type = NLA_U32 },
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[BATADV_ATTR_NEIGH_ADDRESS] = { .type = NLA_UNSPEC,
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.minlen = ETH_ALEN,
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.maxlen = ETH_ALEN },
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[BATADV_ATTR_TQ] = { .type = NLA_U8 },
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};
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static int nlquery_error_cb(struct sockaddr_nl *nla __maybe_unused,
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struct nlmsgerr *nlerr, void *arg)
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{
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struct batadv_nlquery_opts *query_opts = arg;
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query_opts->err = nlerr->error;
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return NL_STOP;
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}
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static int nlquery_stop_cb(struct nl_msg *msg, void *arg)
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{
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struct nlmsghdr *nlh = nlmsg_hdr(msg);
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struct batadv_nlquery_opts *query_opts = arg;
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int *error = nlmsg_data(nlh);
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if (*error)
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query_opts->err = *error;
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return NL_STOP;
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}
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int batadv_nl_query_common(const char *mesh_iface,
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enum batadv_nl_commands nl_cmd,
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nl_recvmsg_msg_cb_t callback, int flags,
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struct batadv_nlquery_opts *query_opts)
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{
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struct nl_sock *sock;
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struct nl_msg *msg;
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struct nl_cb *cb;
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int ifindex;
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int family;
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int ret;
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query_opts->err = 0;
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sock = nl_socket_alloc();
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if (!sock)
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return -ENOMEM;
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ret = genl_connect(sock);
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if (ret < 0) {
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query_opts->err = ret;
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goto err_free_sock;
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}
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family = genl_ctrl_resolve(sock, BATADV_NL_NAME);
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if (family < 0) {
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query_opts->err = -EOPNOTSUPP;
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goto err_free_sock;
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}
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ifindex = if_nametoindex(mesh_iface);
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if (!ifindex) {
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query_opts->err = -ENODEV;
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goto err_free_sock;
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}
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cb = nl_cb_alloc(NL_CB_DEFAULT);
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if (!cb) {
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query_opts->err = -ENOMEM;
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goto err_free_sock;
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}
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nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, callback, query_opts);
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nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, nlquery_stop_cb, query_opts);
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nl_cb_err(cb, NL_CB_CUSTOM, nlquery_error_cb, query_opts);
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msg = nlmsg_alloc();
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if (!msg) {
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query_opts->err = -ENOMEM;
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goto err_free_cb;
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}
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genlmsg_put(msg, NL_AUTO_PID, NL_AUTO_SEQ, family, 0, flags,
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nl_cmd, 1);
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nla_put_u32(msg, BATADV_ATTR_MESH_IFINDEX, ifindex);
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nl_send_auto_complete(sock, msg);
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nlmsg_free(msg);
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nl_recvmsgs(sock, cb);
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err_free_cb:
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nl_cb_put(cb);
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err_free_sock:
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nl_socket_free(sock);
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return query_opts->err;
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}
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@ -1,68 +0,0 @@
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/*
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* Copyright (C) 2009-2016 B.A.T.M.A.N. contributors:
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*
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* Marek Lindner <mareklindner@neomailbox.ch>, Andrew Lunn <andrew@lunn.ch>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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*
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*/
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#ifndef _BATADV_NETLINK_H
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#define _BATADV_NETLINK_H
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#include <netlink/netlink.h>
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#include <netlink/genl/genl.h>
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#include <netlink/genl/ctrl.h>
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#include <stddef.h>
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#include <stdbool.h>
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#include "batman_adv.h"
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struct batadv_nlquery_opts {
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int err;
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};
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#ifndef ARRAY_SIZE
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof(*(x)))
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#endif
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#ifndef container_of
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#define container_of(ptr, type, member) __extension__ ({ \
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const __typeof__(((type *)0)->member) *__pmember = (ptr); \
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(type *)((char *)__pmember - offsetof(type, member)); })
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#endif
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int batadv_nl_query_common(const char *mesh_iface,
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enum batadv_nl_commands nl_cmd,
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nl_recvmsg_msg_cb_t callback, int flags,
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struct batadv_nlquery_opts *query_opts);
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static inline bool batadv_nl_missing_attrs(struct nlattr *attrs[],
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const enum batadv_nl_attrs mandatory[],
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size_t num)
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{
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size_t i;
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for (i = 0; i < num; i++) {
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if (!attrs[mandatory[i]])
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return true;
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}
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return false;
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}
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extern struct nla_policy batadv_netlink_policy[];
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#endif /* _BATADV_NETLINK_H */
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@ -1,208 +0,0 @@
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/* Copyright (C) 2016 B.A.T.M.A.N. contributors:
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*
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* Matthias Schiffer
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _UAPI_LINUX_BATMAN_ADV_H_
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#define _UAPI_LINUX_BATMAN_ADV_H_
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#define BATADV_NL_NAME "batadv"
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#define BATADV_NL_MCAST_GROUP_TPMETER "tpmeter"
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/**
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* enum batadv_tt_client_flags - TT client specific flags
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* @BATADV_TT_CLIENT_DEL: the client has to be deleted from the table
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* @BATADV_TT_CLIENT_ROAM: the client roamed to/from another node and the new
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* update telling its new real location has not been received/sent yet
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* @BATADV_TT_CLIENT_WIFI: this client is connected through a wifi interface.
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* This information is used by the "AP Isolation" feature
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* @BATADV_TT_CLIENT_ISOLA: this client is considered "isolated". This
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* information is used by the Extended Isolation feature
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* @BATADV_TT_CLIENT_NOPURGE: this client should never be removed from the table
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* @BATADV_TT_CLIENT_NEW: this client has been added to the local table but has
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* not been announced yet
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* @BATADV_TT_CLIENT_PENDING: this client is marked for removal but it is kept
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* in the table for one more originator interval for consistency purposes
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* @BATADV_TT_CLIENT_TEMP: this global client has been detected to be part of
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* the network but no nnode has already announced it
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*
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* Bits from 0 to 7 are called _remote flags_ because they are sent on the wire.
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* Bits from 8 to 15 are called _local flags_ because they are used for local
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* computations only.
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*
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* Bits from 4 to 7 - a subset of remote flags - are ensured to be in sync with
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* the other nodes in the network. To achieve this goal these flags are included
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* in the TT CRC computation.
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*/
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enum batadv_tt_client_flags {
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BATADV_TT_CLIENT_DEL = (1 << 0),
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BATADV_TT_CLIENT_ROAM = (1 << 1),
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BATADV_TT_CLIENT_WIFI = (1 << 4),
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BATADV_TT_CLIENT_ISOLA = (1 << 5),
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BATADV_TT_CLIENT_NOPURGE = (1 << 8),
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BATADV_TT_CLIENT_NEW = (1 << 9),
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BATADV_TT_CLIENT_PENDING = (1 << 10),
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BATADV_TT_CLIENT_TEMP = (1 << 11),
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};
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/**
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* enum batadv_nl_attrs - batman-adv netlink attributes
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*
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* @BATADV_ATTR_UNSPEC: unspecified attribute to catch errors
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* @BATADV_ATTR_VERSION: batman-adv version string
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* @BATADV_ATTR_ALGO_NAME: name of routing algorithm
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* @BATADV_ATTR_MESH_IFINDEX: index of the batman-adv interface
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* @BATADV_ATTR_MESH_IFNAME: name of the batman-adv interface
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* @BATADV_ATTR_MESH_ADDRESS: mac address of the batman-adv interface
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* @BATADV_ATTR_HARD_IFINDEX: index of the non-batman-adv interface
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* @BATADV_ATTR_HARD_IFNAME: name of the non-batman-adv interface
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* @BATADV_ATTR_HARD_ADDRESS: mac address of the non-batman-adv interface
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* @BATADV_ATTR_ORIG_ADDRESS: originator mac address
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* @BATADV_ATTR_TPMETER_RESULT: result of run (see batadv_tp_meter_status)
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* @BATADV_ATTR_TPMETER_TEST_TIME: time (msec) the run took
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* @BATADV_ATTR_TPMETER_BYTES: amount of acked bytes during run
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* @BATADV_ATTR_TPMETER_COOKIE: session cookie to match tp_meter session
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* @BATADV_ATTR_PAD: attribute used for padding for 64-bit alignment
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* @BATADV_ATTR_ACTIVE: Flag indicating if the hard interface is active
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* @BATADV_ATTR_TT_ADDRESS: Client MAC address
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* @BATADV_ATTR_TT_TTVN: Translation table version
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* @BATADV_ATTR_TT_LAST_TTVN: Previous translation table version
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* @BATADV_ATTR_TT_CRC32: CRC32 over translation table
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* @BATADV_ATTR_TT_VID: VLAN ID
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* @BATADV_ATTR_TT_FLAGS: Translation table client flags
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* @BATADV_ATTR_FLAG_BEST: Flags indicating entry is the best
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* @BATADV_ATTR_LAST_SEEN_MSECS: Time in milliseconds since last seen
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* @BATADV_ATTR_NEIGH_ADDRESS: Neighbour MAC address
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* @BATADV_ATTR_TQ: TQ to neighbour
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* @BATADV_ATTR_THROUGHPUT: Estimated throughput to Neighbour
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* @BATADV_ATTR_BANDWIDTH_UP: Reported uplink bandwidth
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* @BATADV_ATTR_BANDWIDTH_DOWN: Reported downlink bandwidth
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* @BATADV_ATTR_ROUTER: Gateway router MAC address
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* @BATADV_ATTR_BLA_OWN: Flag indicating own originator
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* @BATADV_ATTR_BLA_ADDRESS: Bridge loop avoidance claim MAC address
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* @BATADV_ATTR_BLA_VID: BLA VLAN ID
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* @BATADV_ATTR_BLA_BACKBONE: BLA gateway originator MAC address
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* @BATADV_ATTR_BLA_CRC: BLA CRC
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* @__BATADV_ATTR_AFTER_LAST: internal use
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* @NUM_BATADV_ATTR: total number of batadv_nl_attrs available
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* @BATADV_ATTR_MAX: highest attribute number currently defined
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*/
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enum batadv_nl_attrs {
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BATADV_ATTR_UNSPEC,
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BATADV_ATTR_VERSION,
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BATADV_ATTR_ALGO_NAME,
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BATADV_ATTR_MESH_IFINDEX,
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BATADV_ATTR_MESH_IFNAME,
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BATADV_ATTR_MESH_ADDRESS,
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BATADV_ATTR_HARD_IFINDEX,
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BATADV_ATTR_HARD_IFNAME,
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BATADV_ATTR_HARD_ADDRESS,
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BATADV_ATTR_ORIG_ADDRESS,
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BATADV_ATTR_TPMETER_RESULT,
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BATADV_ATTR_TPMETER_TEST_TIME,
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BATADV_ATTR_TPMETER_BYTES,
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BATADV_ATTR_TPMETER_COOKIE,
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BATADV_ATTR_PAD,
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BATADV_ATTR_ACTIVE,
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BATADV_ATTR_TT_ADDRESS,
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BATADV_ATTR_TT_TTVN,
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BATADV_ATTR_TT_LAST_TTVN,
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BATADV_ATTR_TT_CRC32,
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BATADV_ATTR_TT_VID,
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BATADV_ATTR_TT_FLAGS,
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BATADV_ATTR_FLAG_BEST,
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BATADV_ATTR_LAST_SEEN_MSECS,
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BATADV_ATTR_NEIGH_ADDRESS,
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BATADV_ATTR_TQ,
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BATADV_ATTR_THROUGHPUT,
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BATADV_ATTR_BANDWIDTH_UP,
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BATADV_ATTR_BANDWIDTH_DOWN,
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BATADV_ATTR_ROUTER,
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BATADV_ATTR_BLA_OWN,
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BATADV_ATTR_BLA_ADDRESS,
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BATADV_ATTR_BLA_VID,
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BATADV_ATTR_BLA_BACKBONE,
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BATADV_ATTR_BLA_CRC,
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/* add attributes above here, update the policy in netlink.c */
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__BATADV_ATTR_AFTER_LAST,
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NUM_BATADV_ATTR = __BATADV_ATTR_AFTER_LAST,
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BATADV_ATTR_MAX = __BATADV_ATTR_AFTER_LAST - 1
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};
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/**
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* enum batadv_nl_commands - supported batman-adv netlink commands
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*
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* @BATADV_CMD_UNSPEC: unspecified command to catch errors
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* @BATADV_CMD_GET_MESH_INFO: Query basic information about batman-adv device
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* @BATADV_CMD_TP_METER: Start a tp meter session
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* @BATADV_CMD_TP_METER_CANCEL: Cancel a tp meter session
|
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* @BATADV_CMD_GET_ROUTING_ALGOS: Query the list of routing algorithms.
|
||||
* @BATADV_CMD_GET_HARDIFS: Query list of hard interfaces
|
||||
* @BATADV_CMD_GET_TRANSTABLE_LOCAL: Query list of local translations
|
||||
* @BATADV_CMD_GET_TRANSTABLE_GLOBAL Query list of global translations
|
||||
* @BATADV_CMD_GET_ORIGINATORS: Query list of originators
|
||||
* @BATADV_CMD_GET_NEIGHBORS: Query list of neighbours
|
||||
* @BATADV_CMD_GET_GATEWAYS: Query list of gateways
|
||||
* @BATADV_CMD_GET_BLA_CLAIM: Query list of bridge loop avoidance claims
|
||||
* @BATADV_CMD_GET_BLA_BACKBONE: Query list of bridge loop avoidance backbones
|
||||
* @__BATADV_CMD_AFTER_LAST: internal use
|
||||
* @BATADV_CMD_MAX: highest used command number
|
||||
*/
|
||||
enum batadv_nl_commands {
|
||||
BATADV_CMD_UNSPEC,
|
||||
BATADV_CMD_GET_MESH_INFO,
|
||||
BATADV_CMD_TP_METER,
|
||||
BATADV_CMD_TP_METER_CANCEL,
|
||||
BATADV_CMD_GET_ROUTING_ALGOS,
|
||||
BATADV_CMD_GET_HARDIFS,
|
||||
BATADV_CMD_GET_TRANSTABLE_LOCAL,
|
||||
BATADV_CMD_GET_TRANSTABLE_GLOBAL,
|
||||
BATADV_CMD_GET_ORIGINATORS,
|
||||
BATADV_CMD_GET_NEIGHBORS,
|
||||
BATADV_CMD_GET_GATEWAYS,
|
||||
BATADV_CMD_GET_BLA_CLAIM,
|
||||
BATADV_CMD_GET_BLA_BACKBONE,
|
||||
/* add new commands above here */
|
||||
__BATADV_CMD_AFTER_LAST,
|
||||
BATADV_CMD_MAX = __BATADV_CMD_AFTER_LAST - 1
|
||||
};
|
||||
|
||||
/**
|
||||
* enum batadv_tp_meter_reason - reason of a tp meter test run stop
|
||||
* @BATADV_TP_REASON_COMPLETE: sender finished tp run
|
||||
* @BATADV_TP_REASON_CANCEL: sender was stopped during run
|
||||
* @BATADV_TP_REASON_DST_UNREACHABLE: receiver could not be reached or didn't
|
||||
* answer
|
||||
* @BATADV_TP_REASON_RESEND_LIMIT: (unused) sender retry reached limit
|
||||
* @BATADV_TP_REASON_ALREADY_ONGOING: test to or from the same node already
|
||||
* ongoing
|
||||
* @BATADV_TP_REASON_MEMORY_ERROR: test was stopped due to low memory
|
||||
* @BATADV_TP_REASON_CANT_SEND: failed to send via outgoing interface
|
||||
* @BATADV_TP_REASON_TOO_MANY: too many ongoing sessions
|
||||
*/
|
||||
enum batadv_tp_meter_reason {
|
||||
BATADV_TP_REASON_COMPLETE = 3,
|
||||
BATADV_TP_REASON_CANCEL = 4,
|
||||
/* error status >= 128 */
|
||||
BATADV_TP_REASON_DST_UNREACHABLE = 128,
|
||||
BATADV_TP_REASON_RESEND_LIMIT = 129,
|
||||
BATADV_TP_REASON_ALREADY_ONGOING = 130,
|
||||
BATADV_TP_REASON_MEMORY_ERROR = 131,
|
||||
BATADV_TP_REASON_CANT_SEND = 132,
|
||||
BATADV_TP_REASON_TOO_MANY = 133,
|
||||
};
|
||||
|
||||
#endif /* _UAPI_LINUX_BATMAN_ADV_H_ */
|
||||
@ -4,7 +4,7 @@
|
||||
#include <json-c/json.h>
|
||||
#include <net/if.h>
|
||||
|
||||
#include "batadv-netlink.h"
|
||||
#include <batadv-genl.h>
|
||||
|
||||
#define STR(x) #x
|
||||
#define XSTR(x) STR(x)
|
||||
@ -37,7 +37,7 @@ static int parse_orig_list_netlink_cb(struct nl_msg *msg, void *arg)
|
||||
struct neigh_netlink_opts *opts;
|
||||
char mac1[18];
|
||||
|
||||
opts = container_of(query_opts, struct neigh_netlink_opts, query_opts);
|
||||
opts = batadv_container_of(query_opts, struct neigh_netlink_opts, query_opts);
|
||||
|
||||
if (!genlmsg_valid_hdr(nlh, 0))
|
||||
return NL_OK;
|
||||
@ -48,11 +48,11 @@ static int parse_orig_list_netlink_cb(struct nl_msg *msg, void *arg)
|
||||
return NL_OK;
|
||||
|
||||
if (nla_parse(attrs, BATADV_ATTR_MAX, genlmsg_attrdata(ghdr, 0),
|
||||
genlmsg_len(ghdr), batadv_netlink_policy))
|
||||
genlmsg_len(ghdr), batadv_genl_policy))
|
||||
return NL_OK;
|
||||
|
||||
if (batadv_nl_missing_attrs(attrs, parse_orig_list_mandatory,
|
||||
ARRAY_SIZE(parse_orig_list_mandatory)))
|
||||
if (batadv_genl_missing_attrs(attrs, parse_orig_list_mandatory,
|
||||
BATADV_ARRAY_SIZE(parse_orig_list_mandatory)))
|
||||
return NL_OK;
|
||||
|
||||
if (!attrs[BATADV_ATTR_FLAG_BEST])
|
||||
@ -99,9 +99,9 @@ static json_object *neighbours(void) {
|
||||
if (!opts.obj)
|
||||
return NULL;
|
||||
|
||||
ret = batadv_nl_query_common("bat0", BATADV_CMD_GET_ORIGINATORS,
|
||||
parse_orig_list_netlink_cb, NLM_F_DUMP,
|
||||
&opts.query_opts);
|
||||
ret = batadv_genl_query("bat0", BATADV_CMD_GET_ORIGINATORS,
|
||||
parse_orig_list_netlink_cb, NLM_F_DUMP,
|
||||
&opts.query_opts);
|
||||
if (ret < 0) {
|
||||
json_object_put(opts.obj);
|
||||
return NULL;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user