diff options
Diffstat (limited to 'src/eval.c')
| -rw-r--r-- | src/eval.c | 79 |
1 files changed, 71 insertions, 8 deletions
diff --git a/src/eval.c b/src/eval.c index 8866ee95d..397b43bd7 100644 --- a/src/eval.c +++ b/src/eval.c @@ -74,7 +74,7 @@ static inline calculated_number eval_check_number(calculated_number n, int *erro } static inline calculated_number eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABLE *v, int *error) { - static uint32_t this_hash = 0, now_hash = 0, after_hash = 0, before_hash = 0; + static uint32_t this_hash = 0, now_hash = 0, after_hash = 0, before_hash = 0, status_hash = 0, removed_hash = 0, uninitialized_hash = 0, undefined_hash = 0, clear_hash = 0, warning_hash = 0, critical_hash = 0; calculated_number n; if(unlikely(this_hash == 0)) { @@ -82,9 +82,16 @@ static inline calculated_number eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABL now_hash = simple_hash("now"); after_hash = simple_hash("after"); before_hash = simple_hash("before"); + status_hash = simple_hash("status"); + removed_hash = simple_hash("REMOVED"); + uninitialized_hash = simple_hash("UNINITIALIZED"); + undefined_hash = simple_hash("UNDEFINED"); + clear_hash = simple_hash("CLEAR"); + warning_hash = simple_hash("WARNING"); + critical_hash = simple_hash("CRITICAL"); } - if(v->hash == this_hash && !strcmp(v->name, "this")) { + if(unlikely(v->hash == this_hash && !strcmp(v->name, "this"))) { n = (exp->this)?*exp->this:NAN; buffer_strcat(exp->error_msg, "[ $this = "); print_parsed_as_constant(exp->error_msg, n); @@ -92,7 +99,7 @@ static inline calculated_number eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABL return n; } - if(v->hash == after_hash && !strcmp(v->name, "after")) { + if(unlikely(v->hash == after_hash && !strcmp(v->name, "after"))) { n = (exp->after && *exp->after)?*exp->after:NAN; buffer_strcat(exp->error_msg, "[ $after = "); print_parsed_as_constant(exp->error_msg, n); @@ -100,7 +107,7 @@ static inline calculated_number eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABL return n; } - if(v->hash == before_hash && !strcmp(v->name, "before")) { + if(unlikely(v->hash == before_hash && !strcmp(v->name, "before"))) { n = (exp->before && *exp->before)?*exp->before:NAN; buffer_strcat(exp->error_msg, "[ $before = "); print_parsed_as_constant(exp->error_msg, n); @@ -108,7 +115,7 @@ static inline calculated_number eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABL return n; } - if(v->hash == now_hash && !strcmp(v->name, "now")) { + if(unlikely(v->hash == now_hash && !strcmp(v->name, "now"))) { n = time(NULL); buffer_strcat(exp->error_msg, "[ $now = "); print_parsed_as_constant(exp->error_msg, n); @@ -116,6 +123,62 @@ static inline calculated_number eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABL return n; } + if(unlikely(v->hash == status_hash && !strcmp(v->name, "status"))) { + n = (exp->status)?*exp->status:RRDCALC_STATUS_UNINITIALIZED; + buffer_strcat(exp->error_msg, "[ $status = "); + print_parsed_as_constant(exp->error_msg, n); + buffer_strcat(exp->error_msg, " ] "); + return n; + } + + if(unlikely(v->hash == removed_hash && !strcmp(v->name, "REMOVED"))) { + n = RRDCALC_STATUS_REMOVED; + buffer_strcat(exp->error_msg, "[ $REMOVED = "); + print_parsed_as_constant(exp->error_msg, n); + buffer_strcat(exp->error_msg, " ] "); + return n; + } + + if(unlikely(v->hash == uninitialized_hash && !strcmp(v->name, "UNINITIALIZED"))) { + n = RRDCALC_STATUS_UNINITIALIZED; + buffer_strcat(exp->error_msg, "[ $UNINITIALIZED = "); + print_parsed_as_constant(exp->error_msg, n); + buffer_strcat(exp->error_msg, " ] "); + return n; + } + + if(unlikely(v->hash == undefined_hash && !strcmp(v->name, "UNDEFINED"))) { + n = RRDCALC_STATUS_UNDEFINED; + buffer_strcat(exp->error_msg, "[ $UNDEFINED = "); + print_parsed_as_constant(exp->error_msg, n); + buffer_strcat(exp->error_msg, " ] "); + return n; + } + + if(unlikely(v->hash == clear_hash && !strcmp(v->name, "CLEAR"))) { + n = RRDCALC_STATUS_CLEAR; + buffer_strcat(exp->error_msg, "[ $CLEAR = "); + print_parsed_as_constant(exp->error_msg, n); + buffer_strcat(exp->error_msg, " ] "); + return n; + } + + if(unlikely(v->hash == warning_hash && !strcmp(v->name, "WARNING"))) { + n = RRDCALC_STATUS_WARNING; + buffer_strcat(exp->error_msg, "[ $WARNING = "); + print_parsed_as_constant(exp->error_msg, n); + buffer_strcat(exp->error_msg, " ] "); + return n; + } + + if(unlikely(v->hash == critical_hash && !strcmp(v->name, "CRITICAL"))) { + n = RRDCALC_STATUS_CRITICAL; + buffer_strcat(exp->error_msg, "[ $CRITICAL = "); + print_parsed_as_constant(exp->error_msg, n); + buffer_strcat(exp->error_msg, " ] "); + return n; + } + if(exp->rrdcalc && health_variable_lookup(v->name, v->hash, exp->rrdcalc, &n)) { buffer_sprintf(exp->error_msg, "[ $%s = ", v->name); print_parsed_as_constant(exp->error_msg, n); @@ -265,7 +328,6 @@ static struct operator { // this is a random access array // we always access it with a known EVAL_OPERATOR_X - [EVAL_OPERATOR_IF_THEN_ELSE] = { "?", 1, 3, 0, eval_if_then_else }, [EVAL_OPERATOR_AND] = { "&&", 2, 2, 0, eval_and }, [EVAL_OPERATOR_OR] = { "||", 2, 2, 0, eval_or }, [EVAL_OPERATOR_GREATER_THAN_OR_EQUAL] = { ">=", 3, 2, 0, eval_greater_than_or_equal }, @@ -282,8 +344,9 @@ static struct operator { [EVAL_OPERATOR_SIGN_PLUS] = { "+", 6, 1, 0, eval_sign_plus }, [EVAL_OPERATOR_SIGN_MINUS] = { "-", 6, 1, 0, eval_sign_minus }, [EVAL_OPERATOR_ABS] = { "abs(",6,1, 1, eval_abs }, - [EVAL_OPERATOR_NOP] = { NULL, 7, 1, 0, eval_nop }, - [EVAL_OPERATOR_EXPRESSION_OPEN] = { NULL, 7, 1, 0, eval_nop }, + [EVAL_OPERATOR_IF_THEN_ELSE] = { "?", 7, 3, 0, eval_if_then_else }, + [EVAL_OPERATOR_NOP] = { NULL, 8, 1, 0, eval_nop }, + [EVAL_OPERATOR_EXPRESSION_OPEN] = { NULL, 8, 1, 0, eval_nop }, // this should exist in our evaluation list [EVAL_OPERATOR_EXPRESSION_CLOSE] = { NULL, 99, 1, 0, eval_nop } |