This is in preparation for associating a agent check with a server which runs as well as the server's existing check.
Signed-off-by: Simon Horman <ho...@verge.net.au> --- include/types/server.h | 3 ++- src/cfgparse.c | 10 +++++----- src/checks.c | 50 +++++++++++++++++++++++++------------------------- src/dumpstats.c | 12 ++++++------ src/proto_http.c | 2 +- src/server.c | 4 ++-- 6 files changed, 41 insertions(+), 40 deletions(-) diff --git a/include/types/server.h b/include/types/server.h index cb65dbc..ebd827b 100644 --- a/include/types/server.h +++ b/include/types/server.h @@ -120,6 +120,8 @@ struct check { int inter, fastinter, downinter; /* checks: time in milliseconds */ int result; /* health-check result : SRV_CHK_* */ int state; /* health-check result : CHK_* */ + int health; /* 0 to server->rise-1 = bad; + * rise to server->rise+server->fall-1 = good */ int type; /* Check type, one of PR_O2_*_CHK */ const char *name; /* Name of check: "Health" or "Agent" */ struct server *server; /* back-pointer to server */ @@ -152,7 +154,6 @@ struct server { struct server *tracknext, *track; /* next server in a tracking list, tracked server */ char *trackit; /* temporary variable to make assignment deferrable */ - 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 */ int consecutive_errors_limit; /* number of consecutive errors that triggers an event */ diff --git a/src/cfgparse.c b/src/cfgparse.c index 631a36a..ba90454 100644 --- a/src/cfgparse.c +++ b/src/cfgparse.c @@ -4257,7 +4257,7 @@ stats_error_parsing: newsrv->uweight = newsrv->iweight = curproxy->defsrv.iweight; - newsrv->health = newsrv->rise; /* up, but will fall down at first failure */ + newsrv->check.health = newsrv->rise; /* up, but will fall down at first failure */ newsrv->check.status = HCHK_STATUS_INI; newsrv->check.name = "Health"; @@ -4296,8 +4296,8 @@ stats_error_parsing: goto out; } - if (newsrv->health) - newsrv->health = newsrv->rise; + if (newsrv->check.health) + newsrv->check.health = newsrv->rise; cur_arg += 2; } else if (!strcmp(args[cur_arg], "fall")) { @@ -4478,7 +4478,7 @@ stats_error_parsing: else if (!defsrv && !strcmp(args[cur_arg], "disabled")) { newsrv->state |= SRV_MAINTAIN; newsrv->state &= ~SRV_RUNNING; - newsrv->health = 0; + newsrv->check.health = 0; cur_arg += 1; } else if (!defsrv && !strcmp(args[cur_arg], "observe")) { @@ -6768,7 +6768,7 @@ out_uri_auth_compat: if (srv->state & SRV_MAINTAIN) { newsrv->state |= SRV_MAINTAIN; newsrv->state &= ~SRV_RUNNING; - newsrv->health = 0; + newsrv->check.health = 0; } newsrv->track = srv; diff --git a/src/checks.c b/src/checks.c index 6659b6b..c7e2345 100644 --- a/src/checks.c +++ b/src/checks.c @@ -229,8 +229,8 @@ static void set_server_check_status(struct check *check, short status, const cha } if (s->proxy->options2 & PR_O2_LOGHCHKS && - (((s->health != 0) && (check->result & SRV_CHK_FAILED)) || - ((s->health != s->rise + s->fall - 1) && (check->result & SRV_CHK_PASSED)) || + (((check->health != 0) && (check->result & SRV_CHK_FAILED)) || + ((check->health != s->rise + s->fall - 1) && (check->result & SRV_CHK_PASSED)) || ((s->state & SRV_GOINGDOWN) && !(check->result & SRV_CHK_DISABLE)) || (!(s->state & SRV_GOINGDOWN) && (check->result & SRV_CHK_DISABLE)))) { @@ -239,7 +239,7 @@ static void set_server_check_status(struct check *check, short status, const cha chunk_reset(&trash); /* FIXME begin: calculate local version of the health/rise/fall/state */ - health = s->health; + health = check->health; rise = s->rise; fall = s->fall; state = s->state; @@ -395,10 +395,10 @@ void set_server_down(struct check *check) int xferred; if (s->state & SRV_MAINTAIN) { - s->health = s->rise; + check->health = s->rise; } - if (s->health == s->rise || s->track) { + if (check->health == s->rise || s->track) { int srv_was_paused = s->state & SRV_GOINGDOWN; int prev_srv_count = s->proxy->srv_bck + s->proxy->srv_act; @@ -451,7 +451,7 @@ void set_server_down(struct check *check) set_server_down(check); } - s->health = 0; /* failure */ + check->health = 0; /* failure */ } void set_server_up(struct check *check) { @@ -462,10 +462,10 @@ void set_server_up(struct check *check) { unsigned int old_state = s->state; if (s->state & SRV_MAINTAIN) { - s->health = s->rise; + check->health = s->rise; } - if (s->health == s->rise || s->track) { + if (check->health == s->rise || s->track) { if (s->proxy->srv_bck == 0 && s->proxy->srv_act == 0) { if (s->proxy->last_change < now.tv_sec) // ignore negative times s->proxy->down_time += now.tv_sec - s->proxy->last_change; @@ -534,8 +534,8 @@ void set_server_up(struct check *check) { set_server_up(check); } - if (s->health >= s->rise) - s->health = s->rise + s->fall - 1; /* OK now */ + if (check->health >= s->rise) + check->health = s->rise + s->fall - 1; /* OK now */ } @@ -659,8 +659,8 @@ void health_adjust(struct server *s, short status) case HANA_ONERR_SUDDTH: /* simulate a pre-fatal failed health check */ - if (s->health > s->rise) - s->health = s->rise + 1; + if (s->check.health > s->rise) + s->check.health = s->rise + 1; /* no break - fall through */ @@ -668,8 +668,8 @@ void health_adjust(struct server *s, short status) /* simulate a failed health check */ set_server_check_status(&s->check, HCHK_STATUS_HANA, trash.str); - if (s->health > s->rise) { - s->health--; /* still good */ + if (s->check.health > s->rise) { + s->check.health--; /* still good */ s->counters.failed_checks++; } else @@ -679,7 +679,7 @@ void health_adjust(struct server *s, short status) case HANA_ONERR_MARKDWN: /* mark server down */ - s->health = s->rise; + s->check.health = s->rise; set_server_check_status(&s->check, HCHK_STATUS_HANA, trash.str); set_server_down(&s->check); @@ -716,7 +716,7 @@ static int httpchk_build_status_header(struct server *s, char *buffer) if (!(s->state & SRV_CHECKED)) sv_state = 6; /* should obviously never happen */ else if (s->state & SRV_RUNNING) { - if (s->health == s->rise + s->fall - 1) + if (s->check.health == s->rise + s->fall - 1) sv_state = 3; /* UP */ else sv_state = 2; /* going down */ @@ -724,7 +724,7 @@ static int httpchk_build_status_header(struct server *s, char *buffer) if (s->state & SRV_GOINGDOWN) sv_state += 2; } else { - if (s->health) + if (s->check.health) sv_state = 1; /* going up */ else sv_state = 0; /* DOWN */ @@ -732,7 +732,7 @@ static int httpchk_build_status_header(struct server *s, char *buffer) hlen += sprintf(buffer + hlen, srv_hlt_st[sv_state], - (s->state & SRV_RUNNING) ? (s->health - s->rise + 1) : (s->health), + (s->state & SRV_RUNNING) ? (s->check.health - s->rise + 1) : (s->check.health), (s->state & SRV_RUNNING) ? (s->fall) : (s->rise)); hlen += sprintf(buffer + hlen, "; name=%s/%s; node=%s; weight=%d/%d; scur=%d/%d; qcur=%d", @@ -1417,8 +1417,8 @@ static struct task *process_chk(struct task *t) /* here, we have seen a synchronous error, no fd was allocated */ check->state &= ~CHK_RUNNING; - if (s->health > s->rise) { - s->health--; /* still good */ + if (check->health > s->rise) { + check->health--; /* still good */ s->counters.failed_checks++; } else @@ -1490,9 +1490,9 @@ static struct task *process_chk(struct task *t) conn_full_close(conn); } - if (s->check.result & SRV_CHK_FAILED) { /* a failure or timeout detected */ - if (s->health > s->rise) { - s->health--; /* still good */ + if (check->result & SRV_CHK_FAILED) { /* a failure or timeout detected */ + if (check->health > s->rise) { + check->health--; /* still good */ s->counters.failed_checks++; } else @@ -1507,8 +1507,8 @@ static struct task *process_chk(struct task *t) set_server_disabled(check); } - if (s->health < s->rise + s->fall - 1) { - s->health++; /* was bad, stays for a while */ + if (check->health < s->rise + s->fall - 1) { + check->health++; /* was bad, stays for a while */ set_server_up(check); } } diff --git a/src/dumpstats.c b/src/dumpstats.c index 19f9848..a7dce57 100644 --- a/src/dumpstats.c +++ b/src/dumpstats.c @@ -1309,14 +1309,14 @@ static int stats_sock_parse_request(struct stream_interface *si, char *line) */ if (sv->track->state & SRV_RUNNING) { set_server_up(&sv->check); - sv->health = sv->rise; /* up, but will fall down at first failure */ + sv->check.health = sv->rise; /* up, but will fall down at first failure */ } else { sv->state &= ~SRV_MAINTAIN; set_server_down(&sv->check); } } else { set_server_up(&sv->check); - sv->health = sv->rise; /* up, but will fall down at first failure */ + sv->check.health = sv->rise; /* up, but will fall down at first failure */ } } @@ -2266,7 +2266,7 @@ static int stats_dump_sv_stats(struct stream_interface *si, struct proxy *px, in chunk_appendf(&trash, "%s ", human_time(now.tv_sec - ref->last_change, 1)); chunk_appendf(&trash, srv_hlt_st[state], - (ref->state & SRV_RUNNING) ? (ref->health - ref->rise + 1) : (ref->health), + (ref->state & SRV_RUNNING) ? (ref->check.health - ref->rise + 1) : (ref->check.health), (ref->state & SRV_RUNNING) ? (ref->fall) : (ref->rise)); } @@ -2378,7 +2378,7 @@ static int stats_dump_sv_stats(struct stream_interface *si, struct proxy *px, in else chunk_appendf(&trash, srv_hlt_st[state], - (ref->state & SRV_RUNNING) ? (ref->health - ref->rise + 1) : (ref->health), + (ref->state & SRV_RUNNING) ? (ref->check.health - ref->rise + 1) : (ref->check.health), (ref->state & SRV_RUNNING) ? (ref->fall) : (ref->rise)); chunk_appendf(&trash, @@ -2950,7 +2950,7 @@ static int stats_dump_proxy_to_buffer(struct stream_interface *si, struct proxy if (!(svs->state & SRV_CHECKED)) sv_state = 6; else if (svs->state & SRV_RUNNING) { - if (svs->health == svs->rise + svs->fall - 1) + if (svs->check.health == svs->rise + svs->fall - 1) sv_state = 3; /* UP */ else sv_state = 2; /* going down */ @@ -2959,7 +2959,7 @@ static int stats_dump_proxy_to_buffer(struct stream_interface *si, struct proxy sv_state += 2; } else - if (svs->health) + if (svs->check.health) sv_state = 1; /* going up */ else sv_state = 0; /* DOWN */ diff --git a/src/proto_http.c b/src/proto_http.c index db610f2..65cac70 100644 --- a/src/proto_http.c +++ b/src/proto_http.c @@ -2923,7 +2923,7 @@ int http_process_req_stat_post(struct stream_interface *si, struct http_txn *txn if ((px->state != PR_STSTOPPED) && (sv->state & SRV_MAINTAIN)) { /* Already in maintenance, we can change the server state */ set_server_up(&sv->check); - sv->health = sv->rise; /* up, but will fall down at first failure */ + sv->check.health = sv->rise; /* up, but will fall down at first failure */ altered_servers++; total_servers++; } diff --git a/src/server.c b/src/server.c index 87ce061..dd6e9e6 100644 --- a/src/server.c +++ b/src/server.c @@ -34,10 +34,10 @@ int srv_getinter(const struct check *check) { const struct server *s = check->server; - if ((s->state & SRV_CHECKED) && (s->health == s->rise + s->fall - 1)) + if ((s->state & SRV_CHECKED) && (check->health == s->rise + s->fall - 1)) return check->inter; - if (!(s->state & SRV_RUNNING) && s->health==0) + if (!(s->state & SRV_RUNNING) && check->health == 0) return (check->downinter)?(check->downinter):(check->inter); return (check->fastinter)?(check->fastinter):(check->inter); -- 1.8.3.2