#include <string.h>
#include <stdbool.h>
+#include "json_print.h"
#include "libnetlink.h"
#include "utils.h"
#include "br_common.h"
[BR_STATE_BLOCKING] = "blocking",
};
-static void print_link_flags(FILE *fp, unsigned int flags)
+static const char *hw_mode[] = {
+ "VEB", "VEPA"
+};
+
+static void print_link_flags(FILE *fp, unsigned int flags, unsigned int mdown)
{
- fprintf(fp, "<");
+ open_json_array(PRINT_ANY, is_json_context() ? "flags" : "<");
if (flags & IFF_UP && !(flags & IFF_RUNNING))
- fprintf(fp, "NO-CARRIER%s", flags ? "," : "");
+ print_string(PRINT_ANY, NULL,
+ flags ? "%s," : "%s", "NO-CARRIER");
flags &= ~IFF_RUNNING;
-#define _PF(f) if (flags&IFF_##f) { \
- flags &= ~IFF_##f ; \
- fprintf(fp, #f "%s", flags ? "," : ""); }
+
+#define _PF(f) if (flags&IFF_##f) { \
+ flags &= ~IFF_##f ; \
+ print_string(PRINT_ANY, NULL, flags ? "%s," : "%s", #f); }
_PF(LOOPBACK);
_PF(BROADCAST);
_PF(POINTOPOINT);
_PF(ECHO);
#undef _PF
if (flags)
- fprintf(fp, "%x", flags);
- fprintf(fp, "> ");
+ print_hex(PRINT_ANY, NULL, "%x", flags);
+ if (mdown)
+ print_string(PRINT_ANY, NULL, ",%s", "M-DOWN");
+ close_json_array(PRINT_ANY, "> ");
}
-static const char *oper_states[] = {
- "UNKNOWN", "NOTPRESENT", "DOWN", "LOWERLAYERDOWN",
- "TESTING", "DORMANT", "UP"
-};
-
-static const char *hw_mode[] = {"VEB", "VEPA"};
+static void print_portstate(__u8 state)
+{
+ if (state <= BR_STATE_BLOCKING)
+ print_string(PRINT_ANY, "state",
+ "state %s ", port_states[state]);
+ else
+ print_uint(PRINT_ANY, "state",
+ "state (%d) ", state);
+}
-static void print_operstate(FILE *f, __u8 state)
+static void print_onoff(FILE *fp, const char *flag, __u8 val)
{
- if (state >= ARRAY_SIZE(oper_states))
- fprintf(f, "state %#x ", state);
+ if (is_json_context())
+ print_bool(PRINT_JSON, flag, NULL, val);
else
- fprintf(f, "state %s ", oper_states[state]);
+ fprintf(fp, "%s %s ", flag, val ? "on" : "off");
}
-static void print_portstate(FILE *f, __u8 state)
+static void print_hwmode(__u16 mode)
{
- if (state <= BR_STATE_BLOCKING)
- fprintf(f, "state %s ", port_states[state]);
+ if (mode >= ARRAY_SIZE(hw_mode))
+ print_0xhex(PRINT_ANY, "hwmode",
+ "hwmode %#hx ", mode);
else
- fprintf(f, "state (%d) ", state);
+ print_string(PRINT_ANY, "hwmode",
+ "hwmode %s ", hw_mode[mode]);
}
-static void print_onoff(FILE *f, char *flag, __u8 val)
+static void print_protinfo(FILE *fp, struct rtattr *attr)
{
- fprintf(f, "%s %s ", flag, val ? "on" : "off");
+ if (attr->rta_type & NLA_F_NESTED) {
+ struct rtattr *prtb[IFLA_BRPORT_MAX + 1];
+
+ parse_rtattr_nested(prtb, IFLA_BRPORT_MAX, attr);
+
+ if (prtb[IFLA_BRPORT_STATE])
+ print_portstate(rta_getattr_u8(prtb[IFLA_BRPORT_STATE]));
+
+ if (prtb[IFLA_BRPORT_PRIORITY])
+ print_uint(PRINT_ANY, "priority",
+ "priority %u ",
+ rta_getattr_u16(prtb[IFLA_BRPORT_PRIORITY]));
+
+ if (prtb[IFLA_BRPORT_COST])
+ print_uint(PRINT_ANY, "cost",
+ "cost %u ",
+ rta_getattr_u32(prtb[IFLA_BRPORT_COST]));
+
+ if (!show_details)
+ return;
+
+ if (!is_json_context())
+ fprintf(fp, "%s ", _SL_);
+
+ if (prtb[IFLA_BRPORT_MODE])
+ print_onoff(fp, "hairpin",
+ rta_getattr_u8(prtb[IFLA_BRPORT_MODE]));
+ if (prtb[IFLA_BRPORT_GUARD])
+ print_onoff(fp, "guard",
+ rta_getattr_u8(prtb[IFLA_BRPORT_GUARD]));
+ if (prtb[IFLA_BRPORT_PROTECT])
+ print_onoff(fp, "root_block",
+ rta_getattr_u8(prtb[IFLA_BRPORT_PROTECT]));
+ if (prtb[IFLA_BRPORT_FAST_LEAVE])
+ print_onoff(fp, "fastleave",
+ rta_getattr_u8(prtb[IFLA_BRPORT_FAST_LEAVE]));
+ if (prtb[IFLA_BRPORT_LEARNING])
+ print_onoff(fp, "learning",
+ rta_getattr_u8(prtb[IFLA_BRPORT_LEARNING]));
+ if (prtb[IFLA_BRPORT_LEARNING_SYNC])
+ print_onoff(fp, "learning_sync",
+ rta_getattr_u8(prtb[IFLA_BRPORT_LEARNING_SYNC]));
+ if (prtb[IFLA_BRPORT_UNICAST_FLOOD])
+ print_onoff(fp, "flood",
+ rta_getattr_u8(prtb[IFLA_BRPORT_UNICAST_FLOOD]));
+ if (prtb[IFLA_BRPORT_MCAST_FLOOD])
+ print_onoff(fp, "mcast_flood",
+ rta_getattr_u8(prtb[IFLA_BRPORT_MCAST_FLOOD]));
+ if (prtb[IFLA_BRPORT_NEIGH_SUPPRESS])
+ print_onoff(fp, "neigh_suppress",
+ rta_getattr_u8(prtb[IFLA_BRPORT_NEIGH_SUPPRESS]));
+ if (prtb[IFLA_BRPORT_VLAN_TUNNEL])
+ print_onoff(fp, "vlan_tunnel",
+ rta_getattr_u8(prtb[IFLA_BRPORT_VLAN_TUNNEL]));
+ } else
+ print_portstate(rta_getattr_u8(attr));
}
-static void print_hwmode(FILE *f, __u16 mode)
+
+/*
+ * This is reported by HW devices that have some bridging
+ * capabilities.
+ */
+static void print_af_spec(FILE *fp, struct rtattr *attr)
{
- if (mode >= ARRAY_SIZE(hw_mode))
- fprintf(f, "hwmode %#hx ", mode);
- else
- fprintf(f, "hwmode %s ", hw_mode[mode]);
+ struct rtattr *aftb[IFLA_BRIDGE_MAX+1];
+
+ parse_rtattr_nested(aftb, IFLA_BRIDGE_MAX, attr);
+
+ if (aftb[IFLA_BRIDGE_MODE])
+ print_hwmode(rta_getattr_u16(aftb[IFLA_BRIDGE_MODE]));
+
+ if (!show_details)
+ return;
+
+ if (aftb[IFLA_BRIDGE_VLAN_INFO])
+ print_vlan_info(fp, aftb[IFLA_BRIDGE_VLAN_INFO]);
}
int print_linkinfo(const struct sockaddr_nl *who,
FILE *fp = arg;
struct ifinfomsg *ifi = NLMSG_DATA(n);
struct rtattr *tb[IFLA_MAX+1];
+ unsigned int m_flag = 0;
int len = n->nlmsg_len;
const char *name;
if (!name)
return -1;
+ open_json_object(NULL);
if (n->nlmsg_type == RTM_DELLINK)
- fprintf(fp, "Deleted ");
-
- fprintf(fp, "%d: ", ifi->ifi_index);
-
- print_name_and_link("%s: ", COLOR_NONE, name, tb);
+ print_bool(PRINT_ANY, "deleted", "Deleted ", true);
- if (tb[IFLA_OPERSTATE])
- print_operstate(fp, rta_getattr_u8(tb[IFLA_OPERSTATE]));
-
- print_link_flags(fp, ifi->ifi_flags);
+ print_int(PRINT_ANY, "ifindex", "%d: ", ifi->ifi_index);
+ m_flag = print_name_and_link("%s: ", COLOR_IFNAME, name, tb);
+ print_link_flags(fp, ifi->ifi_flags, m_flag);
if (tb[IFLA_MTU])
- fprintf(fp, "mtu %u ", rta_getattr_u32(tb[IFLA_MTU]));
+ print_int(PRINT_ANY,
+ "mtu", "mtu %u ",
+ rta_getattr_u32(tb[IFLA_MTU]));
if (tb[IFLA_MASTER]) {
int master = rta_getattr_u32(tb[IFLA_MASTER]);
- fprintf(fp, "master %s ", ll_index_to_name(master));
+ print_string(PRINT_ANY, "master", "master %s ",
+ ll_index_to_name(master));
}
- if (tb[IFLA_PROTINFO]) {
- if (tb[IFLA_PROTINFO]->rta_type & NLA_F_NESTED) {
- struct rtattr *prtb[IFLA_BRPORT_MAX+1];
-
- parse_rtattr_nested(prtb, IFLA_BRPORT_MAX,
- tb[IFLA_PROTINFO]);
-
- if (prtb[IFLA_BRPORT_STATE])
- print_portstate(fp,
- rta_getattr_u8(prtb[IFLA_BRPORT_STATE]));
- if (prtb[IFLA_BRPORT_PRIORITY])
- fprintf(fp, "priority %hu ",
- rta_getattr_u16(prtb[IFLA_BRPORT_PRIORITY]));
- if (prtb[IFLA_BRPORT_COST])
- fprintf(fp, "cost %u ",
- rta_getattr_u32(prtb[IFLA_BRPORT_COST]));
-
- if (show_details) {
- fprintf(fp, "%s ", _SL_);
-
- if (prtb[IFLA_BRPORT_MODE])
- print_onoff(fp, "hairpin",
- rta_getattr_u8(prtb[IFLA_BRPORT_MODE]));
- if (prtb[IFLA_BRPORT_GUARD])
- print_onoff(fp, "guard",
- rta_getattr_u8(prtb[IFLA_BRPORT_GUARD]));
- if (prtb[IFLA_BRPORT_PROTECT])
- print_onoff(fp, "root_block",
- rta_getattr_u8(prtb[IFLA_BRPORT_PROTECT]));
- if (prtb[IFLA_BRPORT_FAST_LEAVE])
- print_onoff(fp, "fastleave",
- rta_getattr_u8(prtb[IFLA_BRPORT_FAST_LEAVE]));
- if (prtb[IFLA_BRPORT_LEARNING])
- print_onoff(fp, "learning",
- rta_getattr_u8(prtb[IFLA_BRPORT_LEARNING]));
- if (prtb[IFLA_BRPORT_LEARNING_SYNC])
- print_onoff(fp, "learning_sync",
- rta_getattr_u8(prtb[IFLA_BRPORT_LEARNING_SYNC]));
- if (prtb[IFLA_BRPORT_UNICAST_FLOOD])
- print_onoff(fp, "flood",
- rta_getattr_u8(prtb[IFLA_BRPORT_UNICAST_FLOOD]));
- if (prtb[IFLA_BRPORT_MCAST_FLOOD])
- print_onoff(fp, "mcast_flood",
- rta_getattr_u8(prtb[IFLA_BRPORT_MCAST_FLOOD]));
- if (prtb[IFLA_BRPORT_NEIGH_SUPPRESS])
- print_onoff(fp, "neigh_suppress",
- rta_getattr_u8(prtb[IFLA_BRPORT_NEIGH_SUPPRESS]));
- if (prtb[IFLA_BRPORT_VLAN_TUNNEL])
- print_onoff(fp, "vlan_tunnel",
- rta_getattr_u8(prtb[IFLA_BRPORT_VLAN_TUNNEL]));
- }
- } else
- print_portstate(fp, rta_getattr_u8(tb[IFLA_PROTINFO]));
- }
+ if (tb[IFLA_PROTINFO])
+ print_protinfo(fp, tb[IFLA_PROTINFO]);
- if (tb[IFLA_AF_SPEC]) {
- /* This is reported by HW devices that have some bridging
- * capabilities.
- */
- struct rtattr *aftb[IFLA_BRIDGE_MAX+1];
-
- parse_rtattr_nested(aftb, IFLA_BRIDGE_MAX, tb[IFLA_AF_SPEC]);
-
- if (aftb[IFLA_BRIDGE_MODE])
- print_hwmode(fp, rta_getattr_u16(aftb[IFLA_BRIDGE_MODE]));
- if (show_details) {
- if (aftb[IFLA_BRIDGE_VLAN_INFO]) {
- fprintf(fp, "\n");
- print_vlan_info(fp, tb[IFLA_AF_SPEC],
- ifi->ifi_index);
- }
- }
- }
+ if (tb[IFLA_AF_SPEC])
+ print_af_spec(fp, tb[IFLA_AF_SPEC]);
- fprintf(fp, "\n");
+ print_string(PRINT_FP, NULL, "%s", "\n");
+ close_json_object();
fflush(fp);
return 0;
}
}
}
+ new_json_obj(json);
if (rtnl_dump_filter(&rth, print_linkinfo, stdout) < 0) {
fprintf(stderr, "Dump terminated\n");
exit(1);
}
+
+ delete_json_obj();
+ fflush(stdout);
return 0;
}