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fixed a rule checking bug

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This commit is contained in:
SJ 2014-06-30 14:44:33 +02:00
parent f0665296fe
commit 284c434612
3 changed files with 80 additions and 34 deletions
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4
src/config.h
View File

@ -12,9 +12,9 @@
#define PROGNAME "piler"
#define PILERGETD_PROGNAME "pilergetd"
#define VERSION "0.1.25-rc2"
#define VERSION "0.1.25-rc3"
#define BUILD 875
#define BUILD 876
#define HOSTID "mailarchiver"

2
src/defs.h
View File

@ -118,6 +118,8 @@ struct rule {
int days;
char emptyfrom, emptyto, emptysubject, emptyaname, emptyatype;
char *rulestr;
char compiled;

104
src/rules.c
View File

@ -67,7 +67,7 @@ void load_rules(struct session_data *sdata, struct __data *data, struct node *xh
memset(attachment_type, 0, sizeof(attachment_type));
memset(_attachment_size, 0, sizeof(_attachment_size));
size=0, attachment_size=0, spam=0, days=0;
size=0; attachment_size=0; spam=0; days=0;
}
p_free_results(data->stmt_generic);
@ -92,6 +92,7 @@ int append_rule(struct node *xhash[], char *domain, char *from, char *to, char *
if(rule == NULL){
free(node);
syslog(LOG_INFO, "could not load rule=%s/%s/%s/%s/%s,%d", domain, from, to, subject, _size, size);
return rc;
}
@ -138,13 +139,16 @@ struct rule *create_rule_item(char *domain, char *from, char *to, char *subject,
}
}
if(!from) from = ∅
h->emptyfrom = h->emptyto = h->emptysubject = h->emptyaname = h->emptyatype = 0;
if(!from || strlen(from) < 1){ from = &empty; h->emptyfrom = 1; }
if(regcomp(&(h->from), from, REG_ICASE | REG_EXTENDED)) h->compiled = 0;
if(!to) to = &empty;
if(!to || strlen(to) < 1){ to = &empty; h->emptyto = 1; }
if(regcomp(&(h->to), to, REG_ICASE | REG_EXTENDED)) h->compiled = 0;
if(!subject) subject = &empty;
if(!subject || strlen(subject) < 1){ subject = &empty; h->emptysubject = 1; }
if(regcomp(&(h->subject), subject, REG_ICASE | REG_EXTENDED)) h->compiled = 0;
h->spam = spam;
@ -155,10 +159,10 @@ struct rule *create_rule_item(char *domain, char *from, char *to, char *subject,
if(!_size) _size = &empty;
snprintf(h->_size, 3, "%s", _size);
if(!attachment_name) attachment_name = &empty;
if(!attachment_name || strlen(attachment_name) < 1){ attachment_name = &empty; h->emptyaname = 1; }
if(regcomp(&(h->attachment_name), attachment_name, REG_ICASE | REG_EXTENDED)) h->compiled = 0;
if(!attachment_type) attachment_type = &empty;
if(!attachment_type || strlen(attachment_type) < 1){ attachment_type = &empty; h->emptyatype = 1; }
if(regcomp(&(h->attachment_type), attachment_type, REG_ICASE | REG_EXTENDED)) h->compiled = 0;
@ -201,13 +205,24 @@ char *check_againt_ruleset(struct node *xhash[], struct _state *state, int size,
ismatch += check_size_rule(size, p->size, p->_size);
ismatch += check_attachment_rule(state, p);
if(
p->compiled == 1 &&
regexec(&(p->from), state->b_from, nmatch, NULL, 0) == 0 &&
regexec(&(p->to), state->b_to, nmatch, NULL, 0) == 0 &&
regexec(&(p->subject), state->b_subject, nmatch, NULL, 0) == 0 &&
ismatch > 0
){
if(p->compiled == 1){
if(p->emptyfrom == 1){
ismatch += RULE_UNDEF;
}
else if(regexec(&(p->from), state->b_from, nmatch, NULL, 0) == 0) ismatch += RULE_MATCH; else ismatch += RULE_NO_MATCH;
if(p->emptyto == 1){
ismatch += RULE_UNDEF;
}
else if(regexec(&(p->to), state->b_to, nmatch, NULL, 0) == 0) ismatch += RULE_MATCH; else ismatch += RULE_NO_MATCH;
if(p->emptysubject == 1){
ismatch += RULE_UNDEF;
}
else if(regexec(&(p->subject), state->b_subject, nmatch, NULL, 0) == 0) ismatch += RULE_MATCH; else ismatch += RULE_NO_MATCH;
}
if(ismatch > 0){
return p->rulestr;
}
@ -236,26 +251,40 @@ unsigned long query_retain_period(struct __data *data, struct _state *state, int
ismatch = 0;
ismatch += check_spam_rule(spam, p->spam);
ismatch += check_size_rule(size, p->size, p->_size);
ismatch += check_attachment_rule(state, p);
if(p->domainlen > 2){
if(strcasestr(state->b_to_domain, p->domain) || strcasestr(state->b_from_domain, p->domain)){
state->retention = p->days;
return p->days * 86400;
}
}
else if (
p->compiled == 1 &&
regexec(&(p->from), state->b_from, nmatch, NULL, 0) == 0 &&
regexec(&(p->to), state->b_to, nmatch, NULL, 0) == 0 &&
regexec(&(p->subject), state->b_subject, nmatch, NULL, 0) == 0 &&
ismatch > 0
){
else {
ismatch += check_spam_rule(spam, p->spam);
ismatch += check_size_rule(size, p->size, p->_size);
ismatch += check_attachment_rule(state, p);
if(p->compiled == 1){
if(p->emptyfrom == 1){
ismatch += RULE_UNDEF;
}
else if(regexec(&(p->from), state->b_from, nmatch, NULL, 0) == 0) ismatch += RULE_MATCH; else ismatch += RULE_NO_MATCH;
if(p->emptyto == 1){
ismatch += RULE_UNDEF;
}
else if(regexec(&(p->to), state->b_to, nmatch, NULL, 0) == 0) ismatch += RULE_MATCH; else ismatch += RULE_NO_MATCH;
if(p->emptysubject == 1){
ismatch += RULE_UNDEF;
}
else if(regexec(&(p->subject), state->b_subject, nmatch, NULL, 0) == 0) ismatch += RULE_MATCH; else ismatch += RULE_NO_MATCH;
}
if(ismatch > 0){
state->retention = p->days;
return p->days * 86400;
}
}
}
@ -291,17 +320,32 @@ int check_spam_rule(int is_spam, int spam){
int check_attachment_rule(struct _state *state, struct rule *rule){
int i;
size_t nmatch=0;
int ismatch = 0;
if(state->n_attachments == 0) return RULE_UNDEF;
if(rule->emptyaname == 1 && rule->emptyatype == 1) return RULE_UNDEF;
for(i=1; i<=state->n_attachments; i++){
if(
regexec(&(rule->attachment_name), state->attachments[i].filename, nmatch, NULL, 0) == 0 &&
regexec(&(rule->attachment_type), state->attachments[i].type, nmatch, NULL, 0) == 0 &&
check_size_rule(state->attachments[i].size, rule->attachment_size, rule->_attachment_size) == 1
){
return RULE_MATCH;
ismatch = 0;
if(rule->emptyaname == 0){
if(regexec(&(rule->attachment_name), state->attachments[i].filename, nmatch, NULL, 0) == 0)
ismatch += RULE_MATCH;
else
ismatch += RULE_NO_MATCH;
}
if(rule->emptyatype == 0){
if(regexec(&(rule->attachment_type), state->attachments[i].type, nmatch, NULL, 0) == 0)
ismatch += RULE_MATCH;
else
ismatch += RULE_NO_MATCH;
}
ismatch += check_size_rule(state->attachments[i].size, rule->attachment_size, rule->_attachment_size);
if(ismatch > 0) return RULE_MATCH;
}
return RULE_NO_MATCH;