/**
* collectd - src/tcpconns.c
- * Copyright (C) 2007 Florian octo Forster
+ * Copyright (C) 2007,2008 Florian octo Forster
+ * Copyright (C) 2008 Michael Stapelberg
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
*
* Author:
* Florian octo Forster <octo at verplant.org>
+ * Michael Stapelberg <michael+git at stapelberg.de>
**/
/**
#include "common.h"
#include "plugin.h"
-#if !KERNEL_LINUX && !HAVE_SYSCTLBYNAME && !HAVE_LIBKVM_NLIST
+#if defined(__OpenBSD__) || defined(__NetBSD__)
+#undef HAVE_SYSCTLBYNAME /* force HAVE_LIBKVM_NLIST path */
+#endif
+
+#if !KERNEL_LINUX && !HAVE_SYSCTLBYNAME && !HAVE_LIBKVM_NLIST && !KERNEL_AIX
# error "No applicable input method."
#endif
# include <netinet/tcp_var.h>
/* #endif HAVE_SYSCTLBYNAME */
-/* This is for OpenBSD and possibly NetBSD. */
+/* This is for OpenBSD and NetBSD. */
#elif HAVE_LIBKVM_NLIST
# include <sys/queue.h>
# include <sys/socket.h>
# include <netinet/in.h>
# include <netinet/in_systm.h>
# include <netinet/ip.h>
+# include <netinet/ip_var.h>
# include <netinet/in_pcb.h>
# include <netinet/tcp.h>
# include <netinet/tcp_timer.h>
# include <netinet/tcp_var.h>
# include <netdb.h>
# include <arpa/inet.h>
-# include <nlist.h>
+# if !defined(HAVE_BSD_NLIST_H) || !HAVE_BSD_NLIST_H
+# include <nlist.h>
+# else /* HAVE_BSD_NLIST_H */
+# include <bsd/nlist.h>
+# endif
# include <kvm.h>
-#endif /* HAVE_LIBKVM_NLIST */
+/* #endif HAVE_LIBKVM_NLIST */
+
+#elif KERNEL_AIX
+# include <arpa/inet.h>
+# include <sys/socketvar.h>
+#endif /* KERNEL_AIX */
#if KERNEL_LINUX
static const char *tcp_state[] =
# define TCP_STATE_LISTEN 1
# define TCP_STATE_MIN 1
# define TCP_STATE_MAX 10
-#endif /* HAVE_LIBKVM_NLIST */
+/* #endif HAVE_LIBKVM_NLIST */
+
+#elif KERNEL_AIX
+static const char *tcp_state[] =
+{
+ "CLOSED",
+ "LISTEN",
+ "SYN_SENT",
+ "SYN_RCVD",
+ "ESTABLISHED",
+ "CLOSE_WAIT",
+ "FIN_WAIT_1",
+ "CLOSING",
+ "LAST_ACK",
+ "FIN_WAIT_2",
+ "TIME_WAIT"
+};
+
+# define TCP_STATE_LISTEN 1
+# define TCP_STATE_MIN 0
+# define TCP_STATE_MAX 10
+
+struct netinfo_conn {
+ uint32_t unknow1[2];
+ uint16_t dstport;
+ uint16_t unknow2;
+ struct in6_addr dstaddr;
+ uint16_t srcport;
+ uint16_t unknow3;
+ struct in6_addr srcaddr;
+ uint32_t unknow4[36];
+ uint16_t tcp_state;
+ uint16_t unknow5[7];
+};
+
+struct netinfo_header {
+ unsigned int proto;
+ unsigned int size;
+};
+
+# define NETINFO_TCP 3
+extern int netinfo (int proto, void *data, int *size, int n);
+#endif /* KERNEL_AIX */
#define PORT_COLLECT_LOCAL 0x01
#define PORT_COLLECT_REMOTE 0x02
vl.values = values;
vl.values_len = 1;
- vl.time = time (NULL);
sstrncpy (vl.host, hostname_g, sizeof (vl.host));
sstrncpy (vl.plugin, "tcpconns", sizeof (vl.plugin));
sstrncpy (vl.type, "tcp_connections", sizeof (vl.type));
{
if (strcasecmp (key, "ListeningPorts") == 0)
{
- if ((strcasecmp (value, "Yes") == 0)
- || (strcasecmp (value, "True") == 0)
- || (strcasecmp (value, "On") == 0))
+ if (IS_TRUE (value))
port_collect_listening = 1;
else
port_collect_listening = 0;
&& ((inp->inp_vflag & INP_IPV6) == 0))
continue;
- conn_handle_ports (inp->inp_lport, inp->inp_fport, tp->t_state);
+ conn_handle_ports (ntohs (inp->inp_lport), ntohs (inp->inp_fport),
+ tp->t_state);
} /* for (in_ptr) */
in_orig = NULL;
/* Get the `head' pcb */
head = (struct inpcb *) &(inpcbtable_ptr->inpt_queue);
/* Get the first pcb */
- next = CIRCLEQ_FIRST (&table.inpt_queue);
+ next = (struct inpcb *)CIRCLEQ_FIRST (&table.inpt_queue);
while (next != head)
{
kread ((u_long) next, &inpcb, sizeof (inpcb));
/* Advance `next' */
- next = CIRCLEQ_NEXT (&inpcb, inp_queue);
+ next = (struct inpcb *)CIRCLEQ_NEXT (&inpcb, inp_queue);
/* Ignore sockets, that are not connected. */
+#ifdef __NetBSD__
+ if (inpcb.inp_af == AF_INET6)
+ continue; /* XXX see netbsd/src/usr.bin/netstat/inet6.c */
+#else
if (!(inpcb.inp_flags & INP_IPV6)
&& (inet_lnaof(inpcb.inp_laddr) == INADDR_ANY))
continue;
if ((inpcb.inp_flags & INP_IPV6)
&& IN6_IS_ADDR_UNSPECIFIED (&inpcb.inp_laddr6))
continue;
+#endif
kread ((u_long) inpcb.inp_ppcb, &tcpcb, sizeof (tcpcb));
conn_handle_ports (ntohs(inpcb.inp_lport), ntohs(inpcb.inp_fport), tcpcb.t_state);
return (0);
}
-#endif /* HAVE_LIBKVM_NLIST */
+/* #endif HAVE_LIBKVM_NLIST */
+
+#elif KERNEL_AIX
+
+static int conn_read (void)
+{
+ int size;
+ int i;
+ int nconn;
+ void *data;
+ struct netinfo_header *header;
+ struct netinfo_conn *conn;
+
+ conn_reset_port_entry ();
+
+ size = netinfo(NETINFO_TCP, 0, 0, 0);
+ if (size < 0)
+ {
+ ERROR ("tcpconns plugin: netinfo failed return: %i", size);
+ return (-1);
+ }
+
+ if (size == 0)
+ return (0);
+
+ if ((size - sizeof (struct netinfo_header)) % sizeof (struct netinfo_conn))
+ {
+ ERROR ("tcpconns plugin: invalid buffer size");
+ return (-1);
+ }
+
+ data = malloc(size);
+ if (data == NULL)
+ {
+ ERROR ("tcpconns plugin: malloc failed");
+ return (-1);
+ }
+
+ if (netinfo(NETINFO_TCP, data, &size, 0) < 0)
+ {
+ ERROR ("tcpconns plugin: netinfo failed");
+ free(data);
+ return (-1);
+ }
+
+ header = (struct netinfo_header *)data;
+ nconn = header->size;
+ conn = (struct netinfo_conn *)(data + sizeof(struct netinfo_header));
+
+ for (i=0; i < nconn; conn++, i++)
+ {
+ conn_handle_ports (conn->srcport, conn->dstport, conn->tcp_state);
+ }
+
+ free(data);
+
+ conn_submit_all ();
+
+ return (0);
+}
+#endif /* KERNEL_AIX */
void module_register (void)
{
/* no initialization */
#elif HAVE_LIBKVM_NLIST
plugin_register_init ("tcpconns", conn_init);
+#elif KERNEL_AIX
+ /* no initialization */
#endif
plugin_register_read ("tcpconns", conn_read);
} /* void module_register */