Mercurial > dnsbl
annotate src/context.h @ 86:c1280cd3e248
add multiple debug syslog levels, remove duplicate dnsbl definitions
| author | carl |
|---|---|
| date | Tue, 19 Jul 2005 22:47:15 -0700 |
| parents | 81f1e400e8ab |
| children | 962a1f8f1d9f |
| rev | line source |
|---|---|
| 73 | 1 #ifndef context_include |
| 2 #define context_include | |
| 3 | |
| 71 | 4 #include "tokenizer.h" |
| 5 #include <map> | |
| 6 | |
| 7 | |
| 8 enum status {oksofar, // not rejected yet | |
| 9 white, // whitelisted | |
| 10 black, // blacklisted | |
| 75 | 11 reject}; // rejected by a dns list |
| 71 | 12 |
| 13 class DNSBL; | |
| 14 class CONTEXT; | |
| 73 | 15 class recorder; |
| 71 | 16 |
| 17 typedef map<char *, char *, ltstr> string_map; | |
| 18 typedef set<int> int_set; | |
| 19 typedef list<char *> string_list; | |
| 20 typedef DNSBL * DNSBLP; | |
| 21 typedef list<DNSBLP> dnsblp_list; | |
| 22 typedef map<char *, DNSBLP, ltstr> dnsblp_map; | |
| 23 typedef CONTEXT * CONTEXTP; | |
| 24 typedef list<CONTEXTP> context_list; | |
| 25 typedef map<char *, CONTEXTP, ltstr> context_map; | |
| 26 typedef map<char *, int, ltstr> ns_mapper; | |
| 27 | |
| 28 struct DNSBL { | |
| 29 char *name; // nickname for this dns based list | |
| 30 char *suffix; // blacklist suffix like blackholes.five-ten-sg.com | |
| 31 char *message; // error message with one or two %s operators for the ip address replacement | |
| 32 DNSBL(char *n, char *s, char *m); | |
|
86
c1280cd3e248
add multiple debug syslog levels, remove duplicate dnsbl definitions
carl
parents:
76
diff
changeset
|
33 bool operator==(const DNSBL &rhs); |
| 71 | 34 }; |
| 35 | |
| 36 class CONTEXT { | |
| 37 CONTEXTP parent; | |
| 38 char * name; | |
| 39 context_map children; // map child context names to their contexts | |
| 40 string_set env_to; // | |
| 41 string_map env_from; // map senders to white/black/unknown | |
| 42 context_map env_from_context; // map senders to a child context | |
| 43 char * env_from_default; // default value for senders that are not found in the map white/black/unknown/inherit | |
| 44 bool content_filtering; // | |
| 45 char * content_suffix; // for sbl url body filtering | |
| 46 char * content_message; // "" | |
| 47 string_set content_host_ignore;// hosts to ignore for content sbl checking | |
| 48 string_set content_tlds; // | |
| 49 string_set html_tags; // set of valid html tags | |
| 50 int host_limit; // limit on host names | |
| 51 char * host_limit_message; // error message for excessive host names | |
| 52 bool host_random; // pick a random selection of host names rather than error for excessive hosts | |
| 53 int tag_limit; // limit on bad html tags | |
| 54 char * tag_limit_message; // error message for excessive bad html tags | |
| 55 dnsblp_map dnsbl_names; // name to dnsbl mapping for lists that are available in this context and children | |
| 56 dnsblp_list dnsbl_list; // list of dnsbls to be used in this context | |
| 57 | |
| 58 public: | |
| 59 CONTEXT(CONTEXTP parent_, char *name_); | |
| 60 ~CONTEXT(); | |
| 61 CONTEXTP get_parent() {return parent;}; | |
| 76 | 62 bool is_parent(CONTEXTP p); // is p a parent of this? |
| 71 | 63 char* get_full_name(char *buf, int size); |
| 64 void add_context(CONTEXTP child) {children[child->name] = child;}; | |
| 65 bool allow_env_to(char *to) {return (parent) ? parent->cover_env_to(to) : true;}; | |
| 66 bool cover_env_to(char *to); | |
| 67 | |
| 68 void add_to(char *to) {env_to.insert(to);}; | |
| 69 void add_from(char *from, char *status) {env_from[from] = status;}; | |
| 70 void add_from_context(char *from, CONTEXTP con) {env_from_context[from] = con;}; | |
| 71 void set_from_default(char *status) {env_from_default = status;}; | |
| 72 char* find_from(char *from); | |
| 75 | 73 CONTEXTP find_context(char *from); |
| 71 | 74 CONTEXTP find_from_context_name(char *name); |
| 75 | |
| 76 void set_content_filtering(bool filter) {content_filtering = filter;}; | |
| 77 void set_content_suffix(char *suffix) {content_suffix = suffix;}; | |
| 78 void set_content_message(char *message) {content_message = message;}; | |
| 79 void add_ignore(char *host) {content_host_ignore.insert(host);}; | |
| 80 void add_tld(char *tld) {content_tlds.insert(tld);}; | |
| 81 | |
| 82 void set_host_limit(int limit) {host_limit = limit;}; | |
| 83 void set_host_message(char *message) {host_limit_message = message;}; | |
| 84 void set_host_random(bool random) {host_random = random;}; | |
| 85 void set_tag_limit(int limit) {tag_limit = limit;}; | |
| 86 void set_tag_message(char *message) {tag_limit_message = message;}; | |
| 87 void add_tag(char *tag) {html_tags.insert(tag);}; | |
| 88 | |
| 89 void add_dnsbl(char *name, DNSBLP dns) {dnsbl_names[name] = dns;}; | |
| 90 void add_dnsbl(DNSBLP dns) {dnsbl_list.push_back(dns);}; | |
| 91 DNSBLP find_dnsbl(char *name); | |
| 92 | |
| 76 | 93 bool get_content_filtering() {return content_filtering;}; |
| 73 | 94 int get_host_limit() {return host_limit;}; |
| 95 bool get_host_random() {return host_random;}; | |
| 76 | 96 char* get_content_suffix(); |
| 97 char* get_content_message(); | |
| 98 string_set& get_content_host_ignore(); | |
| 99 string_set& get_content_tlds(); | |
| 100 string_set& get_html_tags(); | |
| 101 dnsblp_list& get_dnsbl_list(); | |
| 73 | 102 |
| 74 | 103 bool acceptable_content(recorder &memory, char *&msg); |
| 73 | 104 bool ignore_host(char *host); |
| 105 | |
| 71 | 106 void dump(int level = 0); |
| 107 }; | |
| 108 | |
| 109 | |
| 110 struct CONFIG { | |
| 111 // the only mutable stuff once it has been loaded from the config file | |
| 112 int reference_count; // protected by the global config_mutex | |
| 113 // all the rest is constant after loading from the config file | |
| 114 int generation; | |
| 115 time_t load_time; | |
| 116 string_set config_files; | |
| 117 context_list contexts; // owns all the contexts, not just top level contexts | |
| 118 context_map env_to; // map recipient to a filtering context | |
| 119 CONTEXTP default_context;// for env_to values that don't have their own specific filtering context | |
| 73 | 120 // the default context is also used for some of the content filtering values |
| 71 | 121 |
| 122 CONFIG(); | |
| 123 ~CONFIG(); | |
| 124 void add_context(CONTEXTP con); | |
| 75 | 125 void add_to(char *to, CONTEXTP con); |
| 126 CONTEXTP find_context(char *to); | |
| 71 | 127 void dump(); |
| 128 }; | |
| 129 | |
| 130 extern char *token_black; | |
| 131 extern char *token_content; | |
| 132 extern char *token_context; | |
| 133 extern char *token_dccfrom; | |
| 134 extern char *token_dccto; | |
| 135 extern char *token_default; | |
| 136 extern char *token_dnsbl; | |
| 137 extern char *token_dnsbll; | |
| 138 extern char *token_envfrom; | |
| 139 extern char *token_envto; | |
| 140 extern char *token_filter; | |
| 141 extern char *token_host_limit; | |
| 142 extern char *token_html_limit; | |
| 143 extern char *token_html_tags; | |
| 144 extern char *token_ignore; | |
| 145 extern char *token_include; | |
| 146 extern char *token_inherit; | |
| 147 extern char *token_lbrace; | |
| 75 | 148 extern char *token_mailhost; |
| 71 | 149 extern char *token_many; |
| 150 extern char *token_off; | |
| 151 extern char *token_ok; | |
| 152 extern char *token_ok2; | |
| 153 extern char *token_on; | |
| 154 extern char *token_rbrace; | |
| 155 extern char *token_semi; | |
| 156 extern char *token_soft; | |
| 75 | 157 extern char *token_substitute; |
| 71 | 158 extern char *token_tld; |
| 159 extern char *token_unknown; | |
| 160 extern char *token_white; | |
| 161 | |
| 162 extern string_set all_strings; // owns all the strings, only modified by the config loader thread | |
| 163 | |
| 74 | 164 void discard(string_set &s); |
| 71 | 165 char* register_string(string_set &s, char *name); |
| 166 char* register_string(char *name); | |
| 167 CONFIG *parse_config(char *fn); | |
| 168 bool load_conf(CONFIG &dc, char *fn); | |
| 169 void token_init(); | |
| 73 | 170 |
| 171 #endif |