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REORG: server: move the check-specific parts into a check subsection

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The health checks in the servers are becoming a real mess, move them
into their own subsection. We'll soon need to have a struct buffer to
replace the char * as well as check-specific protocol and transport
layers.
This commit is contained in:
Willy Tarreau 2012-09-28 15:01:02 +02:00
parent fb56aab443
commit 5b3a202f78
5 changed files with 157 additions and 156 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
include/types/server.h
View File

@ -108,7 +108,6 @@ struct server {
struct list pendconns; /* pending connections */
struct list actconns; /* active connections */
struct task *check; /* the task associated to the health check processing */
struct task *warmup; /* the task dedicated to the warmup when slowstart is set */
int iface_len; /* bind interface name length */
@ -117,8 +116,6 @@ struct server {
struct server *tracknext, *track; /* next server in a tracking list, tracked server */
char *trackit; /* temporary variable to make assignment deferrable */
struct sockaddr_storage check_addr; /* the address to check, if different from <addr> */
short check_port; /* the port to use for the health checks */
int health; /* 0->rise-1 = bad; rise->rise+fall-1 = good */
int consecutive_errors; /* current number of consecutive errors */
int rise, fall; /* time in iterations */
@ -129,7 +126,6 @@ struct server {
int inter, fastinter, downinter; /* checks: time in milliseconds */
int slowstart; /* slowstart time in seconds (ms in the conf) */
int result; /* health-check result : SRV_CHK_* */
int curfd; /* file desc used for current test, or -1 if not in test */
char *id; /* just for identification */
unsigned iweight,uweight, eweight; /* initial weight, user-specified weight, and effective weight */
@ -157,16 +153,21 @@ struct server {
struct xprt_ops *xprt; /* transport-layer operations */
unsigned down_time; /* total time the server was down */
time_t last_change; /* last time, when the state was changed */
struct timeval check_start; /* last health check start time */
long check_duration; /* time in ms took to finish last health check */
short check_status, check_code; /* check result, check code */
char check_desc[HCHK_DESC_LEN]; /* health check descritpion */
int puid; /* proxy-unique server ID, used for SNMP, and "first" LB algo */
char *check_data; /* storage of partial check results */
struct connection *check_conn; /* connection state for health checks */
int check_data_len; /* length of partial check results stored in check_data */
struct { /* health-check specific configuration */
struct connection *conn; /* connection state for health checks */
struct sockaddr_storage addr; /* the address to check, if different from <addr> */
short port; /* the port to use for the health checks */
char *buffer; /* storage of partial check results */
int data_len; /* length of partial check results stored in check_data */
struct task *task; /* the task associated to the health check processing, NULL if disabled */
struct timeval start; /* last health check start time */
long duration; /* time in ms took to finish last health check */
short status, code; /* check result, check code */
char desc[HCHK_DESC_LEN]; /* health check descritpion */
} check;
#ifdef USE_OPENSSL
int use_ssl; /* ssl enabled */

34
src/cfgparse.c
View File

@ -1103,7 +1103,7 @@ void init_default_instance()
defproxy.defsrv.downinter = 0;
defproxy.defsrv.rise = DEF_RISETIME;
defproxy.defsrv.fall = DEF_FALLTIME;
defproxy.defsrv.check_port = 0;
defproxy.defsrv.check.port = 0;
defproxy.defsrv.maxqueue = 0;
defproxy.defsrv.minconn = 0;
defproxy.defsrv.maxconn = 0;
@ -3959,7 +3959,7 @@ stats_error_parsing:
}
set_host_port(&newsrv->addr, realport);
newsrv->check_port = curproxy->defsrv.check_port;
newsrv->check.port = curproxy->defsrv.check.port;
newsrv->inter = curproxy->defsrv.inter;
newsrv->fastinter = curproxy->defsrv.fastinter;
newsrv->downinter = curproxy->defsrv.downinter;
@ -4125,11 +4125,11 @@ stats_error_parsing:
err_code |= ERR_ALERT | ERR_FATAL;
goto out;
}
newsrv->check_addr = *sk;
newsrv->check.addr = *sk;
cur_arg += 2;
}
else if (!strcmp(args[cur_arg], "port")) {
newsrv->check_port = atol(args[cur_arg + 1]);
newsrv->check.port = atol(args[cur_arg + 1]);
cur_arg += 2;
}
else if (!defsrv && !strcmp(args[cur_arg], "backup")) {
@ -4549,13 +4549,13 @@ stats_error_parsing:
goto out;
}
/* try to get the port from check_addr if check_port not set */
if (!newsrv->check_port)
newsrv->check_port = get_host_port(&newsrv->check_addr);
/* try to get the port from check.addr if check.port not set */
if (!newsrv->check.port)
newsrv->check.port = get_host_port(&newsrv->check.addr);
if (!newsrv->check_port && !(newsrv->state & SRV_MAPPORTS))
newsrv->check_port = realport; /* by default */
if (!newsrv->check_port) {
if (!newsrv->check.port && !(newsrv->state & SRV_MAPPORTS))
newsrv->check.port = realport; /* by default */
if (!newsrv->check.port) {
/* not yet valid, because no port was set on
* the server either. We'll check if we have
* a known port on the first listener.
@ -4563,12 +4563,12 @@ stats_error_parsing:
struct listener *l;
list_for_each_entry(l, &curproxy->conf.listeners, by_fe) {
newsrv->check_port = get_host_port(&l->addr);
if (newsrv->check_port)
newsrv->check.port = get_host_port(&l->addr);
if (newsrv->check.port)
break;
}
}
if (!newsrv->check_port) {
if (!newsrv->check.port) {
Alert("parsing [%s:%d] : server %s has neither service port nor check port. Check has been disabled.\n",
file, linenum, newsrv->id);
err_code |= ERR_ALERT | ERR_FATAL;
@ -4576,21 +4576,21 @@ stats_error_parsing:
}
/* Allocate buffer for partial check results... */
if ((newsrv->check_data = calloc(global.tune.chksize, sizeof(char))) == NULL) {
if ((newsrv->check.buffer = calloc(global.tune.chksize, sizeof(char))) == NULL) {
Alert("parsing [%s:%d] : out of memory while allocating check buffer.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
/* Allocate buffer for partial check results... */
if ((newsrv->check_conn = calloc(1, sizeof(struct connection))) == NULL) {
if ((newsrv->check.conn = calloc(1, sizeof(struct connection))) == NULL) {
Alert("parsing [%s:%d] : out of memory while allocating check connection.\n", file, linenum);
err_code |= ERR_ALERT | ERR_ABORT;
goto out;
}
newsrv->check_conn->t.sock.fd = -1; /* no check in progress yet */
newsrv->check_status = HCHK_STATUS_INI;
newsrv->check.conn->t.sock.fd = -1; /* no check in progress yet */
newsrv->check.status = HCHK_STATUS_INI;
newsrv->state |= SRV_CHECKED;
}

220
src/checks.c
View File

@ -155,24 +155,24 @@ static void server_status_printf(struct chunk *msg, struct server *s, unsigned o
s->track->proxy->id, s->track->id);
if (options & SSP_O_HCHK) {
chunk_printf(msg, ", reason: %s", get_check_status_description(s->check_status));
chunk_printf(msg, ", reason: %s", get_check_status_description(s->check.status));
if (s->check_status >= HCHK_STATUS_L57DATA)
chunk_printf(msg, ", code: %d", s->check_code);
if (s->check.status >= HCHK_STATUS_L57DATA)
chunk_printf(msg, ", code: %d", s->check.code);
if (*s->check_desc) {
if (*s->check.desc) {
struct chunk src;
chunk_printf(msg, ", info: \"");
chunk_initlen(&src, s->check_desc, 0, strlen(s->check_desc));
chunk_initlen(&src, s->check.desc, 0, strlen(s->check.desc));
chunk_asciiencode(msg, &src, '"');
chunk_printf(msg, "\"");
}
if (s->check_duration >= 0)
chunk_printf(msg, ", check duration: %ldms", s->check_duration);
if (s->check.duration >= 0)
chunk_printf(msg, ", check duration: %ldms", s->check.duration);
}
if (xferred >= 0) {
@ -192,7 +192,7 @@ static void server_status_printf(struct chunk *msg, struct server *s, unsigned o
}
/*
* Set s->check_status, update s->check_duration and fill s->result with
* Set s->check.status, update s->check.duration and fill s->result with
* an adequate SRV_CHK_* value.
*
* Show information in logs about failed health check if server is UP
@ -204,30 +204,30 @@ static void set_server_check_status(struct server *s, short status, char *desc)
if (status == HCHK_STATUS_START) {
s->result = SRV_CHK_UNKNOWN; /* no result yet */
s->check_desc[0] = '\0';
s->check_start = now;
s->check.desc[0] = '\0';
s->check.start = now;
return;
}
if (!s->check_status)
if (!s->check.status)
return;
if (desc && *desc) {
strncpy(s->check_desc, desc, HCHK_DESC_LEN-1);
s->check_desc[HCHK_DESC_LEN-1] = '\0';
strncpy(s->check.desc, desc, HCHK_DESC_LEN-1);
s->check.desc[HCHK_DESC_LEN-1] = '\0';
} else
s->check_desc[0] = '\0';
s->check.desc[0] = '\0';
s->check_status = status;
s->check.status = status;
if (check_statuses[status].result)
s->result = check_statuses[status].result;
if (status == HCHK_STATUS_HANA)
s->check_duration = -1;
else if (!tv_iszero(&s->check_start)) {
s->check.duration = -1;
else if (!tv_iszero(&s->check.start)) {
/* set_server_check_status() may be called more than once */
s->check_duration = tv_ms_elapsed(&s->check_start, &now);
tv_zero(&s->check_start);
s->check.duration = tv_ms_elapsed(&s->check.start, &now);
tv_zero(&s->check.start);
}
if (s->proxy->options2 & PR_O2_LOGHCHKS &&
@ -619,7 +619,7 @@ void health_adjust(struct server *s, short status) {
int expire;
/* return now if observing nor health check is not enabled */
if (!s->observe || !s->check)
if (!s->observe || !s->check.task)
return;
if (s->observe >= HANA_OBS_SIZE)
@ -698,8 +698,8 @@ void health_adjust(struct server *s, short status) {
if (s->fastinter) {
expire = tick_add(now_ms, MS_TO_TICKS(s->fastinter));
if (s->check->expire > expire)
s->check->expire = expire;
if (s->check.task->expire > expire)
s->check.task->expire = expire;
}
}
@ -763,13 +763,13 @@ static int httpchk_build_status_header(struct server *s, char *buffer)
* This function is used only for server health-checks. It handles
* the connection acknowledgement. If the proxy requires L7 health-checks,
* it sends the request. In other cases, it calls set_server_check_status()
* to set s->check_status, s->check_duration and s->result.
* to set s->check.status, s->check.duration and s->result.
*/
static void event_srv_chk_w(struct connection *conn)
{
struct server *s = conn->owner;
int fd = conn->t.sock.fd;
struct task *t = s->check;
struct task *t = s->check.task;
if (conn->flags & (CO_FL_SOCK_WR_SH | CO_FL_DATA_WR_SH | CO_FL_WAIT_DATA | CO_FL_WAIT_WR)) {
conn->flags |= CO_FL_ERROR;
@ -861,12 +861,12 @@ static void event_srv_chk_w(struct connection *conn)
struct sockaddr_storage sa;
if (is_addr(&s->check_addr))
sa = s->check_addr;
if (is_addr(&s->check.addr))
sa = s->check.addr;
else
sa = s->addr;
set_host_port(&sa, s->check_port);
set_host_port(&sa, s->check.port);
if (connect(fd, (struct sockaddr *)&sa, get_addr_len(&sa)) == 0)
errno = 0;
@ -904,7 +904,7 @@ static void event_srv_chk_w(struct connection *conn)
/*
* This function is used only for server health-checks. It handles the server's
* reply to an HTTP request, SSL HELLO or MySQL client Auth. It calls
* set_server_check_status() to update s->check_status, s->check_duration
* set_server_check_status() to update s->check.status, s->check.duration
* and s->result.
* The set_server_check_status function is called with HCHK_STATUS_L7OKD if
@ -920,7 +920,7 @@ static void event_srv_chk_r(struct connection *conn)
int len;
struct server *s = conn->owner;
int fd = conn->t.sock.fd;
struct task *t = s->check;
struct task *t = s->check.task;
char *desc;
int done;
unsigned short msglen;
@ -952,8 +952,8 @@ static void event_srv_chk_r(struct connection *conn)
*/
done = 0;
for (len = 0; s->check_data_len < global.tune.chksize; s->check_data_len += len) {
len = recv(fd, s->check_data + s->check_data_len, global.tune.chksize - s->check_data_len, 0);
for (len = 0; s->check.data_len < global.tune.chksize; s->check.data_len += len) {
len = recv(fd, s->check.buffer + s->check.data_len, global.tune.chksize - s->check.data_len, 0);
if (len <= 0)
break;
}
@ -967,7 +967,7 @@ static void event_srv_chk_r(struct connection *conn)
* reported as an error just after the last data chunk.
*/
done = 1;
if (!s->check_data_len) {
if (!s->check.data_len) {
if (!(s->result & SRV_CHK_ERROR))
set_server_check_status(s, HCHK_STATUS_SOCKERR, NULL);
goto out_wakeup;
@ -978,38 +978,38 @@ static void event_srv_chk_r(struct connection *conn)
conn->flags &= ~CO_FL_WAIT_L4_CONN;
/* Intermediate or complete response received.
* Terminate string in check_data buffer.
* Terminate string in check.buffer buffer.
*/
if (s->check_data_len < global.tune.chksize)
s->check_data[s->check_data_len] = '\0';
if (s->check.data_len < global.tune.chksize)
s->check.buffer[s->check.data_len] = '\0';
else {
s->check_data[s->check_data_len - 1] = '\0';
s->check.buffer[s->check.data_len - 1] = '\0';
done = 1; /* buffer full, don't wait for more data */
}
/* Run the checks... */
switch (s->proxy->options2 & PR_O2_CHK_ANY) {
case PR_O2_HTTP_CHK:
if (!done && s->check_data_len < strlen("HTTP/1.0 000\r"))
if (!done && s->check.data_len < strlen("HTTP/1.0 000\r"))
goto wait_more_data;
/* Check if the server speaks HTTP 1.X */
if ((s->check_data_len < strlen("HTTP/1.0 000\r")) ||
(memcmp(s->check_data, "HTTP/1.", 7) != 0 ||
(*(s->check_data + 12) != ' ' && *(s->check_data + 12) != '\r')) ||
!isdigit((unsigned char) *(s->check_data + 9)) || !isdigit((unsigned char) *(s->check_data + 10)) ||
!isdigit((unsigned char) *(s->check_data + 11))) {
cut_crlf(s->check_data);
set_server_check_status(s, HCHK_STATUS_L7RSP, s->check_data);
if ((s->check.data_len < strlen("HTTP/1.0 000\r")) ||
(memcmp(s->check.buffer, "HTTP/1.", 7) != 0 ||
(*(s->check.buffer + 12) != ' ' && *(s->check.buffer + 12) != '\r')) ||
!isdigit((unsigned char) *(s->check.buffer + 9)) || !isdigit((unsigned char) *(s->check.buffer + 10)) ||
!isdigit((unsigned char) *(s->check.buffer + 11))) {
cut_crlf(s->check.buffer);
set_server_check_status(s, HCHK_STATUS_L7RSP, s->check.buffer);
goto out_wakeup;
}
s->check_code = str2uic(s->check_data + 9);
desc = ltrim(s->check_data + 12, ' ');
s->check.code = str2uic(s->check.buffer + 9);
desc = ltrim(s->check.buffer + 12, ' ');
if ((s->proxy->options & PR_O_DISABLE404) &&
(s->state & SRV_RUNNING) && (s->check_code == 404)) {
(s->state & SRV_RUNNING) && (s->check.code == 404)) {
/* 404 may be accepted as "stopping" only if the server was up */
cut_crlf(desc);
set_server_check_status(s, HCHK_STATUS_L7OKCD, desc);
@ -1020,7 +1020,7 @@ static void event_srv_chk_r(struct connection *conn)
goto wait_more_data;
}
/* check the reply : HTTP/1.X 2xx and 3xx are OK */
else if (*(s->check_data + 9) == '2' || *(s->check_data + 9) == '3') {
else if (*(s->check.buffer + 9) == '2' || *(s->check.buffer + 9) == '3') {
cut_crlf(desc);
set_server_check_status(s, HCHK_STATUS_L7OKD, desc);
}
@ -1031,53 +1031,53 @@ static void event_srv_chk_r(struct connection *conn)
break;
case PR_O2_SSL3_CHK:
if (!done && s->check_data_len < 5)
if (!done && s->check.data_len < 5)
goto wait_more_data;
/* Check for SSLv3 alert or handshake */
if ((s->check_data_len >= 5) && (*s->check_data == 0x15 || *s->check_data == 0x16))
if ((s->check.data_len >= 5) && (*s->check.buffer == 0x15 || *s->check.buffer == 0x16))
set_server_check_status(s, HCHK_STATUS_L6OK, NULL);
else
set_server_check_status(s, HCHK_STATUS_L6RSP, NULL);
break;
case PR_O2_SMTP_CHK:
if (!done && s->check_data_len < strlen("000\r"))
if (!done && s->check.data_len < strlen("000\r"))
goto wait_more_data;
/* Check if the server speaks SMTP */
if ((s->check_data_len < strlen("000\r")) ||
(*(s->check_data + 3) != ' ' && *(s->check_data + 3) != '\r') ||
!isdigit((unsigned char) *s->check_data) || !isdigit((unsigned char) *(s->check_data + 1)) ||
!isdigit((unsigned char) *(s->check_data + 2))) {
cut_crlf(s->check_data);
set_server_check_status(s, HCHK_STATUS_L7RSP, s->check_data);
if ((s->check.data_len < strlen("000\r")) ||
(*(s->check.buffer + 3) != ' ' && *(s->check.buffer + 3) != '\r') ||
!isdigit((unsigned char) *s->check.buffer) || !isdigit((unsigned char) *(s->check.buffer + 1)) ||
!isdigit((unsigned char) *(s->check.buffer + 2))) {
cut_crlf(s->check.buffer);
set_server_check_status(s, HCHK_STATUS_L7RSP, s->check.buffer);
goto out_wakeup;
}
s->check_code = str2uic(s->check_data);
s->check.code = str2uic(s->check.buffer);
desc = ltrim(s->check_data + 3, ' ');
desc = ltrim(s->check.buffer + 3, ' ');
cut_crlf(desc);
/* Check for SMTP code 2xx (should be 250) */
if (*s->check_data == '2')
if (*s->check.buffer == '2')
set_server_check_status(s, HCHK_STATUS_L7OKD, desc);
else
set_server_check_status(s, HCHK_STATUS_L7STS, desc);
break;
case PR_O2_PGSQL_CHK:
if (!done && s->check_data_len < 9)
if (!done && s->check.data_len < 9)
goto wait_more_data;
if (s->check_data[0] == 'R') {
if (s->check.buffer[0] == 'R') {
set_server_check_status(s, HCHK_STATUS_L7OKD, "PostgreSQL server is ok");
}
else {
if ((s->check_data[0] == 'E') && (s->check_data[5]!=0) && (s->check_data[6]!=0))
desc = &s->check_data[6];
if ((s->check.buffer[0] == 'E') && (s->check.buffer[5]!=0) && (s->check.buffer[6]!=0))
desc = &s->check.buffer[6];
else
desc = "PostgreSQL unknown error";
@ -1086,29 +1086,29 @@ static void event_srv_chk_r(struct connection *conn)
break;
case PR_O2_REDIS_CHK:
if (!done && s->check_data_len < 7)
if (!done && s->check.data_len < 7)
goto wait_more_data;
if (strcmp(s->check_data, "+PONG\r\n") == 0) {
if (strcmp(s->check.buffer, "+PONG\r\n") == 0) {
set_server_check_status(s, HCHK_STATUS_L7OKD, "Redis server is ok");
}
else {
set_server_check_status(s, HCHK_STATUS_L7STS, s->check_data);
set_server_check_status(s, HCHK_STATUS_L7STS, s->check.buffer);
}
break;
case PR_O2_MYSQL_CHK:
if (!done && s->check_data_len < 5)
if (!done && s->check.data_len < 5)
goto wait_more_data;
if (s->proxy->check_len == 0) { // old mode
if (*(s->check_data + 4) != '\xff') {
if (*(s->check.buffer + 4) != '\xff') {
/* We set the MySQL Version in description for information purpose
* FIXME : it can be cool to use MySQL Version for other purpose,
* like mark as down old MySQL server.
*/
if (s->check_data_len > 51) {
desc = ltrim(s->check_data + 5, ' ');
if (s->check.data_len > 51) {
desc = ltrim(s->check.buffer + 5, ' ');
set_server_check_status(s, HCHK_STATUS_L7OKD, desc);
}
else {
@ -1117,48 +1117,48 @@ static void event_srv_chk_r(struct connection *conn)
/* it seems we have a OK packet but without a valid length,
* it must be a protocol error
*/
set_server_check_status(s, HCHK_STATUS_L7RSP, s->check_data);
set_server_check_status(s, HCHK_STATUS_L7RSP, s->check.buffer);
}
}
else {
/* An error message is attached in the Error packet */
desc = ltrim(s->check_data + 7, ' ');
desc = ltrim(s->check.buffer + 7, ' ');
set_server_check_status(s, HCHK_STATUS_L7STS, desc);
}
} else {
unsigned int first_packet_len = ((unsigned int) *s->check_data) +
(((unsigned int) *(s->check_data + 1)) << 8) +
(((unsigned int) *(s->check_data + 2)) << 16);
unsigned int first_packet_len = ((unsigned int) *s->check.buffer) +
(((unsigned int) *(s->check.buffer + 1)) << 8) +
(((unsigned int) *(s->check.buffer + 2)) << 16);
if (s->check_data_len == first_packet_len + 4) {
if (s->check.data_len == first_packet_len + 4) {
/* MySQL Error packet always begin with field_count = 0xff */
if (*(s->check_data + 4) != '\xff') {
if (*(s->check.buffer + 4) != '\xff') {
/* We have only one MySQL packet and it is a Handshake Initialization packet
* but we need to have a second packet to know if it is alright
*/
if (!done && s->check_data_len < first_packet_len + 5)
if (!done && s->check.data_len < first_packet_len + 5)
goto wait_more_data;
}
else {
/* We have only one packet and it is an Error packet,
* an error message is attached, so we can display it
*/
desc = &s->check_data[7];
desc = &s->check.buffer[7];
//Warning("onlyoneERR: %s\n", desc);
set_server_check_status(s, HCHK_STATUS_L7STS, desc);
}
} else if (s->check_data_len > first_packet_len + 4) {
unsigned int second_packet_len = ((unsigned int) *(s->check_data + first_packet_len + 4)) +
(((unsigned int) *(s->check_data + first_packet_len + 5)) << 8) +
(((unsigned int) *(s->check_data + first_packet_len + 6)) << 16);
} else if (s->check.data_len > first_packet_len + 4) {
unsigned int second_packet_len = ((unsigned int) *(s->check.buffer + first_packet_len + 4)) +
(((unsigned int) *(s->check.buffer + first_packet_len + 5)) << 8) +
(((unsigned int) *(s->check.buffer + first_packet_len + 6)) << 16);
if (s->check_data_len == first_packet_len + 4 + second_packet_len + 4 ) {
if (s->check.data_len == first_packet_len + 4 + second_packet_len + 4 ) {
/* We have 2 packets and that's good */
/* Check if the second packet is a MySQL Error packet or not */
if (*(s->check_data + first_packet_len + 8) != '\xff') {
if (*(s->check.buffer + first_packet_len + 8) != '\xff') {
/* No error packet */
/* We set the MySQL Version in description for information purpose */
desc = &s->check_data[5];
desc = &s->check.buffer[5];
//Warning("2packetOK: %s\n", desc);
set_server_check_status(s, HCHK_STATUS_L7OKD, desc);
}
@ -1166,7 +1166,7 @@ static void event_srv_chk_r(struct connection *conn)
/* An error message is attached in the Error packet
* so we can display it ! :)
*/
desc = &s->check_data[first_packet_len+11];
desc = &s->check.buffer[first_packet_len+11];
//Warning("2packetERR: %s\n", desc);
set_server_check_status(s, HCHK_STATUS_L7STS, desc);
}
@ -1178,7 +1178,7 @@ static void event_srv_chk_r(struct connection *conn)
/* it seems we have a Handshake Initialization packet but without a valid length,
* it must be a protocol error
*/
desc = &s->check_data[5];
desc = &s->check.buffer[5];
//Warning("protoerr: %s\n", desc);
set_server_check_status(s, HCHK_STATUS_L7RSP, desc);
}
@ -1186,7 +1186,7 @@ static void event_srv_chk_r(struct connection *conn)
break;
case PR_O2_LDAP_CHK:
if (!done && s->check_data_len < 14)
if (!done && s->check.data_len < 14)
goto wait_more_data;
/* Check if the server speaks LDAP (ASN.1/BER)
@ -1197,32 +1197,32 @@ static void event_srv_chk_r(struct connection *conn)
/* http://tools.ietf.org/html/rfc4511#section-4.1.1
* LDAPMessage: 0x30: SEQUENCE
*/
if ((s->check_data_len < 14) || (*(s->check_data) != '\x30')) {
if ((s->check.data_len < 14) || (*(s->check.buffer) != '\x30')) {
set_server_check_status(s, HCHK_STATUS_L7RSP, "Not LDAPv3 protocol");
}
else {
/* size of LDAPMessage */
msglen = (*(s->check_data + 1) & 0x80) ? (*(s->check_data + 1) & 0x7f) : 0;
msglen = (*(s->check.buffer + 1) & 0x80) ? (*(s->check.buffer + 1) & 0x7f) : 0;
/* http://tools.ietf.org/html/rfc4511#section-4.2.2
* messageID: 0x02 0x01 0x01: INTEGER 1
* protocolOp: 0x61: bindResponse
*/
if ((msglen > 2) ||
(memcmp(s->check_data + 2 + msglen, "\x02\x01\x01\x61", 4) != 0)) {
(memcmp(s->check.buffer + 2 + msglen, "\x02\x01\x01\x61", 4) != 0)) {
set_server_check_status(s, HCHK_STATUS_L7RSP, "Not LDAPv3 protocol");
goto out_wakeup;
}
/* size of bindResponse */
msglen += (*(s->check_data + msglen + 6) & 0x80) ? (*(s->check_data + msglen + 6) & 0x7f) : 0;
msglen += (*(s->check.buffer + msglen + 6) & 0x80) ? (*(s->check.buffer + msglen + 6) & 0x7f) : 0;
/* http://tools.ietf.org/html/rfc4511#section-4.1.9
* ldapResult: 0x0a 0x01: ENUMERATION
*/
if ((msglen > 4) ||
(memcmp(s->check_data + 7 + msglen, "\x0a\x01", 2) != 0)) {
(memcmp(s->check.buffer + 7 + msglen, "\x0a\x01", 2) != 0)) {
set_server_check_status(s, HCHK_STATUS_L7RSP, "Not LDAPv3 protocol");
goto out_wakeup;
@ -1231,8 +1231,8 @@ static void event_srv_chk_r(struct connection *conn)
/* http://tools.ietf.org/html/rfc4511#section-4.1.9
* resultCode
*/
s->check_code = *(s->check_data + msglen + 9);
if (s->check_code) {
s->check.code = *(s->check.buffer + msglen + 9);
if (s->check.code) {
set_server_check_status(s, HCHK_STATUS_L7STS, "See RFC: http://tools.ietf.org/html/rfc4511#section-4.1.9");
} else {
set_server_check_status(s, HCHK_STATUS_L7OKD, "Success");
@ -1251,8 +1251,8 @@ static void event_srv_chk_r(struct connection *conn)
conn->flags |= CO_FL_ERROR;
/* Reset the check buffer... */
*s->check_data = '\0';
s->check_data_len = 0;
*s->check.buffer = '\0';
s->check.data_len = 0;
/* Close the connection... */
shutdown(fd, SHUT_RDWR);
@ -1274,7 +1274,7 @@ static int wake_srv_chk(struct connection *conn)
struct server *s = conn->owner;
if (unlikely(conn->flags & CO_FL_ERROR))
task_wakeup(s->check, TASK_WOKEN_IO);
task_wakeup(s->check.task, TASK_WOKEN_IO);
return 0;
}
@ -1336,7 +1336,7 @@ static struct task *process_chk(struct task *t)
{
int attempts = 0;
struct server *s = t->context;
struct connection *conn = s->check_conn;
struct connection *conn = s->check.conn;
int fd;
int rv;
int ret;
@ -1368,14 +1368,14 @@ static struct task *process_chk(struct task *t)
set_target_server(&conn->target, s);
conn_prepare(conn, &check_conn_cb, s->proto, &raw_sock, s);
if (is_addr(&s->check_addr))
if (is_addr(&s->check.addr))
/* we'll connect to the check addr specified on the server */
conn->addr.to = s->check_addr;
conn->addr.to = s->check.addr;
else
/* we'll connect to the addr on the server */
conn->addr.to = s->addr;
set_host_port(&conn->addr.to, s->check_port);
set_host_port(&conn->addr.to, s->check.port);
/* It can return one of :
* - SN_ERR_NONE if everything's OK
@ -1579,7 +1579,7 @@ int start_checks() {
return -1;
}
s->check = t;
s->check.task = t;
t->process = process_chk;
t->context = s;
@ -1587,7 +1587,7 @@ int start_checks() {
t->expire = tick_add(now_ms,
MS_TO_TICKS(((mininter && mininter >= srv_getinter(s)) ?
mininter : srv_getinter(s)) * srvpos / nbchk));
s->check_start = now;
s->check.start = now;
task_queue(t);
srvpos++;
@ -1597,7 +1597,7 @@ int start_checks() {
}
/*
* Perform content verification check on data in s->check_data buffer.
* Perform content verification check on data in s->check.buffer buffer.
* The buffer MUST be terminated by a null byte before calling this function.
* Sets server status appropriately. The caller is responsible for ensuring
* that the buffer contains at least 13 characters. If <done> is zero, we may
@ -1614,8 +1614,8 @@ static int httpchk_expect(struct server *s, int done)
switch (s->proxy->options2 & PR_O2_EXP_TYPE) {
case PR_O2_EXP_STS:
case PR_O2_EXP_RSTS:
memcpy(status_code, s->check_data + 9, 3);
memcpy(status_msg + strlen(status_msg) - 4, s->check_data + 9, 3);
memcpy(status_code, s->check.buffer + 9, 3);
memcpy(status_msg + strlen(status_msg) - 4, s->check.buffer + 9, 3);
if ((s->proxy->options2 & PR_O2_EXP_TYPE) == PR_O2_EXP_STS)
ret = strncmp(s->proxy->expect_str, status_code, 3) == 0;
@ -1636,7 +1636,7 @@ static int httpchk_expect(struct server *s, int done)
* to '\0' if crlf < 2.
*/
crlf = 0;
for (contentptr = s->check_data; *contentptr; contentptr++) {
for (contentptr = s->check.buffer; *contentptr; contentptr++) {
if (crlf >= 2)
break;
if (*contentptr == '\r')

28
src/dumpstats.c
View File

@ -2823,26 +2823,26 @@ static int stats_dump_proxy(struct stream_interface *si, struct proxy *px, struc
if (sv->state & SRV_CHECKED) {
chunk_printf(&msg, "</td><td class=ac title=\"%s",
get_check_status_description(sv->check_status));
get_check_status_description(sv->check.status));
if (*sv->check_desc) {
if (*sv->check.desc) {
struct chunk src;
chunk_printf(&msg, ": ");
chunk_initlen(&src, sv->check_desc, 0, strlen(sv->check_desc));
chunk_initlen(&src, sv->check.desc, 0, strlen(sv->check.desc));
chunk_htmlencode(&msg, &src);
}
chunk_printf(&msg, "\"><u> %s%s",
tv_iszero(&sv->check_start)?"":"* ",
get_check_status_info(sv->check_status));
tv_iszero(&sv->check.start)?"":"* ",
get_check_status_info(sv->check.status));
if (sv->check_status >= HCHK_STATUS_L57DATA)
chunk_printf(&msg, "/%d", sv->check_code);
if (sv->check.status >= HCHK_STATUS_L57DATA)
chunk_printf(&msg, "/%d", sv->check.code);
if (sv->check_status >= HCHK_STATUS_CHECKED && sv->check_duration >= 0)
chunk_printf(&msg, " in %lums</u>", sv->check_duration);
if (sv->check.status >= HCHK_STATUS_CHECKED && sv->check.duration >= 0)
chunk_printf(&msg, " in %lums</u>", sv->check.duration);
} else
chunk_printf(&msg, "</td><td>");
@ -2986,17 +2986,17 @@ static int stats_dump_proxy(struct stream_interface *si, struct proxy *px, struc
if (sv->state & SRV_CHECKED) {
/* check_status */
chunk_printf(&msg, "%s,", get_check_status_info(sv->check_status));
chunk_printf(&msg, "%s,", get_check_status_info(sv->check.status));
/* check_code */
if (sv->check_status >= HCHK_STATUS_L57DATA)
chunk_printf(&msg, "%u,", sv->check_code);
if (sv->check.status >= HCHK_STATUS_L57DATA)
chunk_printf(&msg, "%u,", sv->check.code);
else
chunk_printf(&msg, ",");
/* check_duration */
if (sv->check_status >= HCHK_STATUS_CHECKED)
chunk_printf(&msg, "%lu,", sv->check_duration);
if (sv->check.status >= HCHK_STATUS_CHECKED)
chunk_printf(&msg, "%lu,", sv->check.duration);
else
chunk_printf(&msg, ",");

8
src/haproxy.c
View File

@ -1007,9 +1007,9 @@ void deinit(void)
while (s) {
s_next = s->next;
if (s->check) {
task_delete(s->check);
task_free(s->check);
if (s->check.task) {
task_delete(s->check.task);
task_free(s->check.task);
}
if (s->warmup) {
@ -1019,7 +1019,7 @@ void deinit(void)
free(s->id);
free(s->cookie);
free(s->check_data);
free(s->check.buffer);
free(s);
s = s_next;
}/* end while(s) */