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/*
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* node.c TIPC node functionality.
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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 the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* Authors: Richard Alpe <richard.alpe@ericsson.com>
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <linux/tipc_netlink.h>
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#include <linux/tipc.h>
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#include <linux/genetlink.h>
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#include <libmnl/libmnl.h>
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#include "cmdl.h"
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#include "msg.h"
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#include "misc.h"
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#include "node.h"
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static int node_list_cb(const struct nlmsghdr *nlh, void *data)
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{
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struct nlattr *info[TIPC_NLA_MAX + 1] = {};
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struct nlattr *attrs[TIPC_NLA_NODE_MAX + 1] = {};
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char str[33] = {};
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uint32_t addr;
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mnl_attr_parse(nlh, sizeof(struct genlmsghdr), parse_attrs, info);
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if (!info[TIPC_NLA_NODE])
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return MNL_CB_ERROR;
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mnl_attr_parse_nested(info[TIPC_NLA_NODE], parse_attrs, attrs);
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if (!attrs[TIPC_NLA_NODE_ADDR])
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return MNL_CB_ERROR;
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addr = mnl_attr_get_u32(attrs[TIPC_NLA_NODE_ADDR]);
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hash2nodestr(addr, str);
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printf("%-32s %08x ", str, addr);
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if (attrs[TIPC_NLA_NODE_UP])
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printf("up\n");
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else
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printf("down\n");
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return MNL_CB_OK;
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}
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static int cmd_node_list(struct nlmsghdr *nlh, const struct cmd *cmd,
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struct cmdl *cmdl, void *data)
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{
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char buf[MNL_SOCKET_BUFFER_SIZE];
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if (help_flag) {
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fprintf(stderr, "Usage: %s node list\n", cmdl->argv[0]);
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return -EINVAL;
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}
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if (!(nlh = msg_init(buf, TIPC_NL_NODE_GET))) {
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fprintf(stderr, "error, message initialisation failed\n");
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return -1;
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}
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printf("Node Identity Hash State\n");
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return msg_dumpit(nlh, node_list_cb, NULL);
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}
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static int cmd_node_set_addr(struct nlmsghdr *nlh, const struct cmd *cmd,
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struct cmdl *cmdl, void *data)
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{
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char *str;
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uint32_t addr;
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struct nlattr *nest;
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char buf[MNL_SOCKET_BUFFER_SIZE];
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if (cmdl->argc != cmdl->optind + 1) {
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fprintf(stderr, "Usage: %s node set address ADDRESS\n",
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cmdl->argv[0]);
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return -EINVAL;
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}
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str = shift_cmdl(cmdl);
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addr = str2addr(str);
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if (!addr)
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return -1;
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if (!(nlh = msg_init(buf, TIPC_NL_NET_SET))) {
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fprintf(stderr, "error, message initialisation failed\n");
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return -1;
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}
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nest = mnl_attr_nest_start(nlh, TIPC_NLA_NET);
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mnl_attr_put_u32(nlh, TIPC_NLA_NET_ADDR, addr);
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mnl_attr_nest_end(nlh, nest);
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return msg_doit(nlh, NULL, NULL);
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}
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static int cmd_node_get_addr(struct nlmsghdr *nlh, const struct cmd *cmd,
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struct cmdl *cmdl, void *data)
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{
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int sk;
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socklen_t sz = sizeof(struct sockaddr_tipc);
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struct sockaddr_tipc addr;
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sk = socket(AF_TIPC, SOCK_RDM, 0);
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if (sk < 0) {
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fprintf(stderr, "opening TIPC socket: %s\n", strerror(errno));
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return -1;
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}
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if (getsockname(sk, (struct sockaddr *)&addr, &sz) < 0) {
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fprintf(stderr, "getting TIPC socket address: %s\n",
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strerror(errno));
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close(sk);
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return -1;
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}
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close(sk);
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printf("%08x\n", addr.addr.id.node);
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return 0;
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}
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static int cmd_node_set_nodeid(struct nlmsghdr *nlh, const struct cmd *cmd,
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struct cmdl *cmdl, void *data)
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{
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char buf[MNL_SOCKET_BUFFER_SIZE];
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uint8_t id[16] = {0,};
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uint64_t *w0 = (uint64_t *) &id[0];
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uint64_t *w1 = (uint64_t *) &id[8];
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struct nlattr *nest;
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char *str;
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if (cmdl->argc != cmdl->optind + 1) {
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fprintf(stderr, "Usage: %s node set nodeid NODE_ID\n",
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cmdl->argv[0]);
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return -EINVAL;
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}
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str = shift_cmdl(cmdl);
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if (str2nodeid(str, id)) {
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fprintf(stderr, "Invalid node identity\n");
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return -EINVAL;
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}
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nlh = msg_init(buf, TIPC_NL_NET_SET);
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if (!nlh) {
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fprintf(stderr, "error, message initialisation failed\n");
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return -1;
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}
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nest = mnl_attr_nest_start(nlh, TIPC_NLA_NET);
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mnl_attr_put_u64(nlh, TIPC_NLA_NET_NODEID, *w0);
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mnl_attr_put_u64(nlh, TIPC_NLA_NET_NODEID_W1, *w1);
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mnl_attr_nest_end(nlh, nest);
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return msg_doit(nlh, NULL, NULL);
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}
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static int nodeid_get_cb(const struct nlmsghdr *nlh, void *data)
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{
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struct nlattr *info[TIPC_NLA_MAX + 1] = {};
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struct nlattr *attrs[TIPC_NLA_NET_MAX + 1] = {};
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char str[33] = {0,};
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uint8_t id[16] = {0,};
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uint64_t *w0 = (uint64_t *) &id[0];
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uint64_t *w1 = (uint64_t *) &id[8];
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mnl_attr_parse(nlh, sizeof(struct genlmsghdr), parse_attrs, info);
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if (!info[TIPC_NLA_NET])
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return MNL_CB_ERROR;
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mnl_attr_parse_nested(info[TIPC_NLA_NET], parse_attrs, attrs);
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if (!attrs[TIPC_NLA_NET_ID])
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return MNL_CB_ERROR;
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*w0 = mnl_attr_get_u64(attrs[TIPC_NLA_NET_NODEID]);
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*w1 = mnl_attr_get_u64(attrs[TIPC_NLA_NET_NODEID_W1]);
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nodeid2str(id, str);
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printf("Node Identity Hash\n");
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printf("%-33s", str);
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cmd_node_get_addr(NULL, NULL, NULL, NULL);
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return MNL_CB_OK;
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}
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static int cmd_node_get_nodeid(struct nlmsghdr *nlh, const struct cmd *cmd,
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struct cmdl *cmdl, void *data)
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{
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char buf[MNL_SOCKET_BUFFER_SIZE];
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if (help_flag) {
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(cmd->help)(cmdl);
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return -EINVAL;
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}
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nlh = msg_init(buf, TIPC_NL_NET_GET);
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if (!nlh) {
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fprintf(stderr, "error, message initialisation failed\n");
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return -1;
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}
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return msg_dumpit(nlh, nodeid_get_cb, NULL);
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}
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static int netid_get_cb(const struct nlmsghdr *nlh, void *data)
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{
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struct nlattr *info[TIPC_NLA_MAX + 1] = {};
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struct nlattr *attrs[TIPC_NLA_NET_MAX + 1] = {};
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mnl_attr_parse(nlh, sizeof(struct genlmsghdr), parse_attrs, info);
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if (!info[TIPC_NLA_NET])
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return MNL_CB_ERROR;
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mnl_attr_parse_nested(info[TIPC_NLA_NET], parse_attrs, attrs);
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if (!attrs[TIPC_NLA_NET_ID])
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return MNL_CB_ERROR;
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printf("%u\n", mnl_attr_get_u32(attrs[TIPC_NLA_NET_ID]));
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return MNL_CB_OK;
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}
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static int cmd_node_get_netid(struct nlmsghdr *nlh, const struct cmd *cmd,
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struct cmdl *cmdl, void *data)
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{
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char buf[MNL_SOCKET_BUFFER_SIZE];
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d3f73b |
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if (help_flag) {
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(cmd->help)(cmdl);
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return -EINVAL;
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}
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if (!(nlh = msg_init(buf, TIPC_NL_NET_GET))) {
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fprintf(stderr, "error, message initialisation failed\n");
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return -1;
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}
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d3f73b |
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return msg_dumpit(nlh, netid_get_cb, NULL);
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}
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d3f73b |
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static int cmd_node_set_netid(struct nlmsghdr *nlh, const struct cmd *cmd,
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struct cmdl *cmdl, void *data)
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d3f73b |
{
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d3f73b |
int netid;
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d3f73b |
char buf[MNL_SOCKET_BUFFER_SIZE];
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d3f73b |
struct nlattr *nest;
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d3f73b |
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d3f73b |
if (help_flag) {
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d3f73b |
(cmd->help)(cmdl);
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d3f73b |
return -EINVAL;
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d3f73b |
}
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d3f73b |
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d3f73b |
if (!(nlh = msg_init(buf, TIPC_NL_NET_SET))) {
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d3f73b |
fprintf(stderr, "error, message initialisation failed\n");
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d3f73b |
return -1;
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d3f73b |
}
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d3f73b |
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d3f73b |
if (cmdl->argc != cmdl->optind + 1) {
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d3f73b |
fprintf(stderr, "Usage: %s node set netid NETID\n",
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d3f73b |
cmdl->argv[0]);
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d3f73b |
return -EINVAL;
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d3f73b |
}
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d3f73b |
netid = atoi(shift_cmdl(cmdl));
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d3f73b |
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d3f73b |
nest = mnl_attr_nest_start(nlh, TIPC_NLA_NET);
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d3f73b |
mnl_attr_put_u32(nlh, TIPC_NLA_NET_ID, netid);
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d3f73b |
mnl_attr_nest_end(nlh, nest);
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d3f73b |
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d3f73b |
return msg_doit(nlh, NULL, NULL);
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d3f73b |
}
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d3f73b |
|
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d3f73b |
static void cmd_node_set_help(struct cmdl *cmdl)
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d3f73b |
{
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d3f73b |
fprintf(stderr,
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Packit |
d3f73b |
"Usage: %s node set PROPERTY\n\n"
|
|
Packit |
d3f73b |
"PROPERTIES\n"
|
|
Packit |
d3f73b |
" identity NODEID - Set node identity\n"
|
|
Packit |
d3f73b |
" clusterid CLUSTERID - Set local cluster id\n",
|
|
Packit |
d3f73b |
cmdl->argv[0]);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
static int cmd_node_set(struct nlmsghdr *nlh, const struct cmd *cmd,
|
|
Packit |
d3f73b |
struct cmdl *cmdl, void *data)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
const struct cmd cmds[] = {
|
|
Packit |
d3f73b |
{ "address", cmd_node_set_addr, NULL },
|
|
Packit |
d3f73b |
{ "identity", cmd_node_set_nodeid, NULL },
|
|
Packit |
d3f73b |
{ "netid", cmd_node_set_netid, NULL },
|
|
Packit |
d3f73b |
{ "clusterid", cmd_node_set_netid, NULL },
|
|
Packit |
d3f73b |
{ NULL }
|
|
Packit |
d3f73b |
};
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
return run_cmd(nlh, cmd, cmds, cmdl, NULL);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
static void cmd_node_get_help(struct cmdl *cmdl)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
fprintf(stderr,
|
|
Packit |
d3f73b |
"Usage: %s node get PROPERTY\n\n"
|
|
Packit |
d3f73b |
"PROPERTIES\n"
|
|
Packit |
d3f73b |
" identity - Get node identity\n"
|
|
Packit |
d3f73b |
" clusterid - Get local clusterid\n",
|
|
Packit |
d3f73b |
cmdl->argv[0]);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
static int cmd_node_get(struct nlmsghdr *nlh, const struct cmd *cmd,
|
|
Packit |
d3f73b |
struct cmdl *cmdl, void *data)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
const struct cmd cmds[] = {
|
|
Packit |
d3f73b |
{ "address", cmd_node_get_addr, NULL },
|
|
Packit |
d3f73b |
{ "identity", cmd_node_get_nodeid, NULL },
|
|
Packit |
d3f73b |
{ "netid", cmd_node_get_netid, NULL },
|
|
Packit |
d3f73b |
{ "clusterid", cmd_node_get_netid, NULL },
|
|
Packit |
d3f73b |
{ NULL }
|
|
Packit |
d3f73b |
};
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
return run_cmd(nlh, cmd, cmds, cmdl, NULL);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
void cmd_node_help(struct cmdl *cmdl)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
fprintf(stderr,
|
|
Packit |
d3f73b |
"Usage: %s node COMMAND [ARGS] ...\n\n"
|
|
Packit |
d3f73b |
"COMMANDS\n"
|
|
Packit |
d3f73b |
" list - List remote nodes\n"
|
|
Packit |
d3f73b |
" get - Get local node parameters\n"
|
|
Packit |
d3f73b |
" set - Set local node parameters\n",
|
|
Packit |
d3f73b |
cmdl->argv[0]);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
int cmd_node(struct nlmsghdr *nlh, const struct cmd *cmd, struct cmdl *cmdl,
|
|
Packit |
d3f73b |
void *data)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
const struct cmd cmds[] = {
|
|
Packit |
d3f73b |
{ "list", cmd_node_list, NULL },
|
|
Packit |
d3f73b |
{ "get", cmd_node_get, cmd_node_get_help },
|
|
Packit |
d3f73b |
{ "set", cmd_node_set, cmd_node_set_help },
|
|
Packit |
d3f73b |
{ NULL }
|
|
Packit |
d3f73b |
};
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
return run_cmd(nlh, cmd, cmds, cmdl, NULL);
|
|
Packit |
d3f73b |
}
|