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Implement ratelimiting for debug messages. For now, allow at most

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one message per second. In the future might add a sysctl knob for
each socket family to fine tune this.

MFC after:	1 week
This commit is contained in:
Maksim Yevmenkin 2008-08-01 00:36:43 +00:00
parent 5a19634aa0
commit 4fa708ef20
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=181093
5 changed files with 50 additions and 20 deletions
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14
sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c
View File

@ -118,6 +118,8 @@ static struct mtx ng_btsocket_hci_raw_sockets_mtx;
static u_int32_t ng_btsocket_hci_raw_token;
static struct mtx ng_btsocket_hci_raw_token_mtx;
static struct ng_btsocket_hci_raw_sec_filter *ng_btsocket_hci_raw_sec_filter;
static struct timeval ng_btsocket_hci_raw_lasttime;
static int ng_btsocket_hci_raw_curpps;
/* Sysctl tree */
SYSCTL_DECL(_net_bluetooth_hci_sockets);
@ -141,19 +143,23 @@ SYSCTL_INT(_net_bluetooth_hci_sockets_raw, OID_AUTO, queue_drops, CTLFLAG_RD,
/* Debug */
#define NG_BTSOCKET_HCI_RAW_INFO \
if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_INFO_LEVEL) \
if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_INFO_LEVEL && \
ppsratecheck(&ng_btsocket_hci_raw_lasttime, &ng_btsocket_hci_raw_curpps, 1)) \
printf
#define NG_BTSOCKET_HCI_RAW_WARN \
if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_WARN_LEVEL) \
if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_WARN_LEVEL && \
ppsratecheck(&ng_btsocket_hci_raw_lasttime, &ng_btsocket_hci_raw_curpps, 1)) \
printf
#define NG_BTSOCKET_HCI_RAW_ERR \
if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_ERR_LEVEL) \
if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_ERR_LEVEL && \
ppsratecheck(&ng_btsocket_hci_raw_lasttime, &ng_btsocket_hci_raw_curpps, 1)) \
printf
#define NG_BTSOCKET_HCI_RAW_ALERT \
if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_ALERT_LEVEL) \
if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_ALERT_LEVEL && \
ppsratecheck(&ng_btsocket_hci_raw_lasttime, &ng_btsocket_hci_raw_curpps, 1)) \
printf
/****************************************************************************

14
sys/netgraph/bluetooth/socket/ng_btsocket_l2cap.c
View File

@ -103,6 +103,8 @@ static struct mtx ng_btsocket_l2cap_sockets_mtx;
static LIST_HEAD(, ng_btsocket_l2cap_rtentry) ng_btsocket_l2cap_rt;
static struct mtx ng_btsocket_l2cap_rt_mtx;
static struct task ng_btsocket_l2cap_rt_task;
static struct timeval ng_btsocket_l2cap_lasttime;
static int ng_btsocket_l2cap_curpps;
/* Sysctl tree */
SYSCTL_DECL(_net_bluetooth_l2cap_sockets);
@ -127,19 +129,23 @@ SYSCTL_INT(_net_bluetooth_l2cap_sockets_seq, OID_AUTO, queue_drops,
/* Debug */
#define NG_BTSOCKET_L2CAP_INFO \
if (ng_btsocket_l2cap_debug_level >= NG_BTSOCKET_INFO_LEVEL) \
if (ng_btsocket_l2cap_debug_level >= NG_BTSOCKET_INFO_LEVEL && \
ppsratecheck(&ng_btsocket_l2cap_lasttime, &ng_btsocket_l2cap_curpps, 1)) \
printf
#define NG_BTSOCKET_L2CAP_WARN \
if (ng_btsocket_l2cap_debug_level >= NG_BTSOCKET_WARN_LEVEL) \
if (ng_btsocket_l2cap_debug_level >= NG_BTSOCKET_WARN_LEVEL && \
ppsratecheck(&ng_btsocket_l2cap_lasttime, &ng_btsocket_l2cap_curpps, 1)) \
printf
#define NG_BTSOCKET_L2CAP_ERR \
if (ng_btsocket_l2cap_debug_level >= NG_BTSOCKET_ERR_LEVEL) \
if (ng_btsocket_l2cap_debug_level >= NG_BTSOCKET_ERR_LEVEL && \
ppsratecheck(&ng_btsocket_l2cap_lasttime, &ng_btsocket_l2cap_curpps, 1)) \
printf
#define NG_BTSOCKET_L2CAP_ALERT \
if (ng_btsocket_l2cap_debug_level >= NG_BTSOCKET_ALERT_LEVEL) \
if (ng_btsocket_l2cap_debug_level >= NG_BTSOCKET_ALERT_LEVEL && \
ppsratecheck(&ng_btsocket_l2cap_lasttime, &ng_btsocket_l2cap_curpps, 1)) \
printf
/*

14
sys/netgraph/bluetooth/socket/ng_btsocket_l2cap_raw.c
View File

@ -118,6 +118,8 @@ static struct mtx ng_btsocket_l2cap_raw_token_mtx;
static LIST_HEAD(, ng_btsocket_l2cap_rtentry) ng_btsocket_l2cap_raw_rt;
static struct mtx ng_btsocket_l2cap_raw_rt_mtx;
static struct task ng_btsocket_l2cap_raw_rt_task;
static struct timeval ng_btsocket_l2cap_raw_lasttime;
static int ng_btsocket_l2cap_raw_curpps;
/* Sysctl tree */
SYSCTL_DECL(_net_bluetooth_l2cap_sockets);
@ -146,19 +148,23 @@ SYSCTL_INT(_net_bluetooth_l2cap_sockets_raw, OID_AUTO, queue_drops,
/* Debug */
#define NG_BTSOCKET_L2CAP_RAW_INFO \
if (ng_btsocket_l2cap_raw_debug_level >= NG_BTSOCKET_INFO_LEVEL) \
if (ng_btsocket_l2cap_raw_debug_level >= NG_BTSOCKET_INFO_LEVEL && \
ppsratecheck(&ng_btsocket_l2cap_raw_lasttime, &ng_btsocket_l2cap_raw_curpps, 1)) \
printf
#define NG_BTSOCKET_L2CAP_RAW_WARN \
if (ng_btsocket_l2cap_raw_debug_level >= NG_BTSOCKET_WARN_LEVEL) \
if (ng_btsocket_l2cap_raw_debug_level >= NG_BTSOCKET_WARN_LEVEL && \
ppsratecheck(&ng_btsocket_l2cap_raw_lasttime, &ng_btsocket_l2cap_raw_curpps, 1)) \
printf
#define NG_BTSOCKET_L2CAP_RAW_ERR \
if (ng_btsocket_l2cap_raw_debug_level >= NG_BTSOCKET_ERR_LEVEL) \
if (ng_btsocket_l2cap_raw_debug_level >= NG_BTSOCKET_ERR_LEVEL && \
ppsratecheck(&ng_btsocket_l2cap_raw_lasttime, &ng_btsocket_l2cap_raw_curpps, 1)) \
printf
#define NG_BTSOCKET_L2CAP_RAW_ALERT \
if (ng_btsocket_l2cap_raw_debug_level >= NG_BTSOCKET_ALERT_LEVEL) \
if (ng_btsocket_l2cap_raw_debug_level >= NG_BTSOCKET_ALERT_LEVEL && \
ppsratecheck(&ng_btsocket_l2cap_raw_lasttime, &ng_btsocket_l2cap_raw_curpps, 1)) \
printf
/*****************************************************************************

14
sys/netgraph/bluetooth/socket/ng_btsocket_rfcomm.c
View File

@ -71,19 +71,23 @@ MALLOC_DEFINE(M_NETGRAPH_BTSOCKET_RFCOMM, "netgraph_btsocks_rfcomm",
/* Debug */
#define NG_BTSOCKET_RFCOMM_INFO \
if (ng_btsocket_rfcomm_debug_level >= NG_BTSOCKET_INFO_LEVEL) \
if (ng_btsocket_rfcomm_debug_level >= NG_BTSOCKET_INFO_LEVEL && \
ppsratecheck(&ng_btsocket_rfcomm_lasttime, &ng_btsocket_rfcomm_curpps, 1)) \
printf
#define NG_BTSOCKET_RFCOMM_WARN \
if (ng_btsocket_rfcomm_debug_level >= NG_BTSOCKET_WARN_LEVEL) \
if (ng_btsocket_rfcomm_debug_level >= NG_BTSOCKET_WARN_LEVEL && \
ppsratecheck(&ng_btsocket_rfcomm_lasttime, &ng_btsocket_rfcomm_curpps, 1)) \
printf
#define NG_BTSOCKET_RFCOMM_ERR \
if (ng_btsocket_rfcomm_debug_level >= NG_BTSOCKET_ERR_LEVEL) \
if (ng_btsocket_rfcomm_debug_level >= NG_BTSOCKET_ERR_LEVEL && \
ppsratecheck(&ng_btsocket_rfcomm_lasttime, &ng_btsocket_rfcomm_curpps, 1)) \
printf
#define NG_BTSOCKET_RFCOMM_ALERT \
if (ng_btsocket_rfcomm_debug_level >= NG_BTSOCKET_ALERT_LEVEL) \
if (ng_btsocket_rfcomm_debug_level >= NG_BTSOCKET_ALERT_LEVEL && \
ppsratecheck(&ng_btsocket_rfcomm_lasttime, &ng_btsocket_rfcomm_curpps, 1)) \
printf
#define ALOT 0x7fff
@ -191,6 +195,8 @@ static LIST_HEAD(, ng_btsocket_rfcomm_session) ng_btsocket_rfcomm_sessions;
static struct mtx ng_btsocket_rfcomm_sessions_mtx;
static LIST_HEAD(, ng_btsocket_rfcomm_pcb) ng_btsocket_rfcomm_sockets;
static struct mtx ng_btsocket_rfcomm_sockets_mtx;
static struct timeval ng_btsocket_rfcomm_lasttime;
static int ng_btsocket_rfcomm_curpps;
/* Sysctl tree */
SYSCTL_DECL(_net_bluetooth_rfcomm_sockets);

14
sys/netgraph/bluetooth/socket/ng_btsocket_sco.c
View File

@ -102,6 +102,8 @@ static LIST_HEAD(, ng_btsocket_sco_pcb) ng_btsocket_sco_sockets;
static LIST_HEAD(, ng_btsocket_sco_rtentry) ng_btsocket_sco_rt;
static struct mtx ng_btsocket_sco_rt_mtx;
static struct task ng_btsocket_sco_rt_task;
static struct timeval ng_btsocket_sco_lasttime;
static int ng_btsocket_sco_curpps;
/* Sysctl tree */
SYSCTL_DECL(_net_bluetooth_sco_sockets);
@ -126,19 +128,23 @@ SYSCTL_INT(_net_bluetooth_sco_sockets_seq, OID_AUTO, queue_drops,
/* Debug */
#define NG_BTSOCKET_SCO_INFO \
if (ng_btsocket_sco_debug_level >= NG_BTSOCKET_INFO_LEVEL) \
if (ng_btsocket_sco_debug_level >= NG_BTSOCKET_INFO_LEVEL && \
ppsratecheck(&ng_btsocket_sco_lasttime, &ng_btsocket_sco_curpps, 1)) \
printf
#define NG_BTSOCKET_SCO_WARN \
if (ng_btsocket_sco_debug_level >= NG_BTSOCKET_WARN_LEVEL) \
if (ng_btsocket_sco_debug_level >= NG_BTSOCKET_WARN_LEVEL && \
ppsratecheck(&ng_btsocket_sco_lasttime, &ng_btsocket_sco_curpps, 1)) \
printf
#define NG_BTSOCKET_SCO_ERR \
if (ng_btsocket_sco_debug_level >= NG_BTSOCKET_ERR_LEVEL) \
if (ng_btsocket_sco_debug_level >= NG_BTSOCKET_ERR_LEVEL && \
ppsratecheck(&ng_btsocket_sco_lasttime, &ng_btsocket_sco_curpps, 1)) \
printf
#define NG_BTSOCKET_SCO_ALERT \
if (ng_btsocket_sco_debug_level >= NG_BTSOCKET_ALERT_LEVEL) \
if (ng_btsocket_sco_debug_level >= NG_BTSOCKET_ALERT_LEVEL && \
ppsratecheck(&ng_btsocket_sco_lasttime, &ng_btsocket_sco_curpps, 1)) \
printf
/*