Mercurial > dnsbl

annotate src/context.h @ 455:48cfa55cd73b

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add unsigned_black for enforcement of dmarc policy
author Carl Byington <carl@five-ten-sg.com>
date Tue, 05 Jun 2018 09:24:29 -0700
parents f2bc221240e8
children f3f1ece619ba
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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c7fc218686f5 gpl3, block mail to recipients that cannot reply
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3 Copyright (c) 2007 Carl Byington - 510 Software Group, released under
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4 the GPL version 3 or any later version at your choice available at
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5 http://www.gnu.org/licenses/gpl-3.0.txt
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6
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7 */
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8
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9 #ifndef context_include
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10 #define context_include
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11
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12 #ifdef NS_PACKETSZ
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13 #define maxdnslength (NS_PACKETSZ*8)
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14 #else
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15 #define maxdnslength 1000
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16 #endif
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17
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18 enum status {oksofar, // not rejected yet
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19 whitesofar, // probably whitelisted but require_signed or unsigned_black dkim requirements might change that
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20 white, // whitelisted
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21 black, // blacklisted
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22 reject}; // rejected by a dns list
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23
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24 class DKIM;
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25 class DNSBL;
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26 class DNSWL;
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27 class CONTEXT;
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28 class VERIFY;
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29 class SMTP;
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30 class WHITELISTER;
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31 class DELAYWHITE;
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32 class recorder;
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33 class mlfiPriv;
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34
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35 typedef map<const char *, const char *, ltstr> string_map;
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36 typedef set<int> int_set;
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37 typedef set<int32_t> int32_t_set;
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38 typedef int32_t_set * int32_t_set_p;
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39 typedef set<uint32_t> uint32_t_set;
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40 typedef uint32_t_set * uint32_t_set_p;
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41 typedef list<SMTP *> smtp_list;
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42 typedef DKIM * DKIMP;
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43 typedef DNSBL * DNSBLP;
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44 typedef DNSWL * DNSWLP;
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45 typedef VERIFY * VERIFYP;
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46 typedef WHITELISTER * WHITELISTERP;
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47 typedef DELAYWHITE * DELAYWHITEP;
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48 typedef map<const char *, DKIMP, ltstr> dkimp_map;
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49 typedef list<DNSBLP> dnsblp_list;
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50 typedef map<const char *, DNSBLP, ltstr> dnsblp_map;
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51 typedef list<DNSWLP> dnswlp_list;
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52 typedef map<const char *, DNSWLP, ltstr> dnswlp_map;
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53 typedef CONTEXT * CONTEXTP;
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54 typedef list<CONTEXTP> context_list;
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55 typedef map<const char *, CONTEXTP, ltstr> context_map;
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56 typedef map<const char *, uint32_t, ltstr> ns_mapper; // name to ipv4 address
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57 typedef map<const char *, int, ltstr> rates;
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58 typedef map<const char *, uint32_t_set_p, ltstr> auth_addresses;
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59 typedef map<const char *, time_t, ltstr> autowhite_sent;
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60 typedef map<const char *, VERIFYP, ltstr> verify_map;
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61 typedef map<const char *, WHITELISTERP, ltstr> whitelister_map;
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62 typedef list<DELAYWHITEP> delay_whitelist;
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63
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64 class SMTP {
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65 static const int maxlen = 1000;
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66 static const int qlen = 20;
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67 int fd;
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68 bool error;
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69 time_t stamp;
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70 char efrom[maxlen]; // last envelope from sent on this socket
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71 int pending; // unread bytes in buffer, not including the null terminator
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72 char buffer[maxlen];
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73 char queueid[qlen]; // last queueid for logging
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74 public:
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75 SMTP(int f) {fd = f; error = false; now(); efrom[0] = '\0'; queueid[0] = '\0'; init();};
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76 ~SMTP() {if (!error) quit(); closefd();};
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77 void init() {pending = 0; buffer[0] = '\0';};
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78 void append(const char *c) {strncat(buffer, c, max(0, maxlen-1-(int)strlen(c)));};
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79 bool err() {return error;};
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80 void now() {stamp = time(NULL);};
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81 time_t get_stamp() {return stamp;};
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82 int get_fd() {return fd;};
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83 void set_id(const char *id) {strncpy(queueid, id, qlen); queueid[qlen-1] = '\0';};
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84 int writer();
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85 int reader();
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86 int read_line();
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87 int read_response();
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88 void flush_line(int r);
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89 int cmd(const char *c);
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90 int helo();
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91 int rset();
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92 int from(const char *f);
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93 int rcpt(const char *t);
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94 int quit();
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95 void closefd();
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96 void log(const char *m, int v);
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97 void log(const char *m, const char *v);
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98 };
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99
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100 class VERIFY {
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101 const char *host; // host to be used to verify recipient addresses
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102 time_t last_err; // time of last socket error
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103 pthread_mutex_t mutex; // protect the lists of sockets and timestamps
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104 smtp_list connections;// open sockets, ready to be used
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105 public:
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106 VERIFY(const char *h);
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107 void log(const char *m, const char *q, const char *v);
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108 void closer(); // if the oldest socket is ancient, close it
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109 SMTP *get_connection(const char *queueid);
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110 void put_connection(SMTP *conn);
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111 bool ok(const char *queueid, const char *from, const char *to);
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112 };
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113
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114 class WHITELISTER {
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115 const char *fn; // file to use
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116 int days; // how long do we keep entries
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117 pthread_mutex_t mutex; // protect the flag and map
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118 time_t loaded; // when we loaded this file
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119 bool need; // force writing on new entries
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120 autowhite_sent rcpts; // recipient map to remember when we sent them mail
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121 public:
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122 WHITELISTER(const char *f, int d);
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123 void merge();
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124 void writer(); // dump any changes back to the file
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125 void sent(const char *to);
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126 bool is_white(const char *from); // should we white list this sender (did we send them anything recently)
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127 int get_days() {return days;};
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128 void set_days(int d) {days = d;};
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129 };
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130
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131 class DELAYWHITE {
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132 const char *loto;
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133 WHITELISTERP w;
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134 CONTEXTP con;
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135 public:
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136 DELAYWHITE(const char *loto_, WHITELISTERP w_, CONTEXTP con_);
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137 const char *get_loto() {return loto;};
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138 WHITELISTERP get_w() {return w;};
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139 CONTEXTP get_con() {return con;};
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140 };
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141
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142 struct DKIM {
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143 const char *action;
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144 const char *signer;
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145 public:
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146 DKIM(const char *action_, const char *signer_);
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147 };
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148
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149 struct DNSBL {
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150 const char *name; // nickname for this dns based list
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151 const char *suffix; // blacklist suffix like blackholes.five-ten-sg.com
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152 const char *message; // error message with one or two %s operators for the ip address replacement
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153 DNSBL(const char *n, const char *s, const char *m);
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154 bool operator==(const DNSBL &rhs);
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155 };
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156
249
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157 struct DNSWL {
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158 const char *name; // nickname for this dns based list
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159 const char *suffix; // whitelist suffix like list.dnswl.org
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160 int level; // matches 127.0.x.y where y >= level
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161 DNSWL(const char *n, const char *s, const int l);
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162 bool operator==(const DNSWL &rhs);
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163 };
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164
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165 class CONTEXT {
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166 CONTEXTP parent;
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167 const char * name;
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168 context_map children; // map child context names to their contexts
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169 string_set env_to; // this context applies to these envelope recipients
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170 const char * verify_host; // use this smtp host to verify email addresses
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171 VERIFYP verifier; // pointer to the verifier structure
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172 const char * generic_regx; // pointer to generic regular expression
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173 const char * generic_message; // pointer to generic message with one %s
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174 regex_t generic_pattern; // compiled regex pattern
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175 const char * white_regx; // pointer to whitelist regular expression
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176 regex_t white_pattern; // compiled regex pattern
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177 const char * autowhite_file; // file to use for automatic whitelisting
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178 WHITELISTERP whitelister; // pointer to the auto whitelister structure
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179 string_map env_from; // map senders to white/black/unknown
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180 context_map env_from_context; // map senders to a child context
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181 const char * env_from_default; // default value for senders that are not found in the map white/black/unknown/inherit
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182 bool content_filtering; //
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183 const char * content_suffix; // for url body filtering based on ip addresses of hostnames in the body
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184 const char * content_message; // ""
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185 const char * uribl_suffix; // for uribl body filtering based on hostnames in the body
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186 const char * uribl_message; // ""
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187 string_set content_host_ignore; // hosts to ignore for content sbl checking
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188 string_set content_tlds; // names that are tlds
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189 string_set content_tldwilds; // *.names that are tlds
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190 string_set content_tldnots; // names that are not tlds
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191 string_set html_tags; // set of valid html tags
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192 int host_limit; // limit on host names
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193 const char * host_limit_message; // error message for excessive host names
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194 bool host_random; // pick a random selection of host names rather than error for excessive hosts
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195 int tag_limit; // limit on bad html tags
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196 const char * tag_limit_message; // error message for excessive bad html tags
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197 int spamassassin_limit; // max score from spamassassin
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198 bool require_match; // require matching context filtering context
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199 bool require_rdns; // require proper rdns on client ip
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200 bool dcc_greylist; // should we do dcc greylisting?
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201 int dcc_bulk_threshold; // off = 0, many = 1000
321
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202 dkimp_map dkim_from_names; // map header from domains to dkim constraints
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203 string_map dkim_signer_names; // map dkim signers to actions
278
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204 dnsblp_map dnsbl_names; // name to dnsbl mapping for lists that are available in this context and children
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205 dnsblp_list dnsbl_list; // list of dnsbls to be used in this context
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206 bool dnsbl_list_parsed; // true iff we have actually parsed a dnsbl_list
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207 dnswlp_map dnswl_names; // name to dnswl mapping for lists that are available in this context and children
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208 dnswlp_list dnswl_list; // list of dnswls to be used in this context
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209 bool dnswl_list_parsed; // true iff we have actually parsed a dnswl_list
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210 int default_rate_limit; // if not specified per user
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211 int default_address_limit; // if not specified per user
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212 int daily_rate_multiple; // daily multiplier applied to hourly rate
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213 int daily_address_multiple; // daily multiplier applied to hourly rate
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214 rates rcpt_per_hour; // per user limits on number of recipients per hour
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215 rates addresses_per_hour; // per user limits on number of unique ip address connections per hour
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216
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217
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218 public:
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219 CONTEXT(CONTEXTP parent_, const char *name_);
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220 ~CONTEXT();
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221 CONTEXTP get_parent() {return parent;};
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222 bool is_parent(CONTEXTP p); // is p a parent of this?
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223 const char* get_full_name(char *buffer, int size);
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224 void add_context(CONTEXTP child) {children[child->name] = child;};
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225 bool allow_env_to(const char *to) {return (parent) ? parent->cover_env_to(to) : true;};
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226 bool cover_env_to(const char *to);
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227
214
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228 void set_verifier(VERIFYP v) {verifier = v;};
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229 void set_verify(const char *host) {verify_host = host;};
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230 const char* get_verify() {return verify_host;};
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231 VERIFYP find_verify(const char *to);
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232
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233
214
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234 void set_whitelister(WHITELISTERP v) {whitelister = v;};
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235 void set_autowhite(const char *fn) {autowhite_file = fn;};
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236 const char* get_autowhite() {return autowhite_file;};
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237 WHITELISTERP find_autowhite(const char *from, const char *to);
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238
278
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239 void set_default_rate_limit(int limit) {default_rate_limit = limit;};
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240 void set_default_address_limit(int limit) {default_address_limit = limit;};
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241 void set_daily_rate_multiple(int multiple) {daily_rate_multiple = multiple;};
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242 void set_daily_address_multiple(int multiple) {daily_address_multiple = multiple;};
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243 void add_rate_limit(const char *user, int limit) {rcpt_per_hour[user] = limit;};
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244 void add_address_limit(const char *user, int limit) {addresses_per_hour[user] = limit;};
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245 int find_rate_limit(const char *user); // recipients per hour/day
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246 int find_address_limit(const char *user); // unique ip address connections per hour/day
259
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247 bool is_unauthenticated_limited(const char *user);
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248 int get_daily_rate_multiple() {return daily_rate_multiple;};
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249 int get_daily_address_multiple() {return daily_address_multiple;};
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250
214
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251 void add_to(const char *to) {env_to.insert(to);};
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252 void add_from(const char *from, const char *status) {env_from[from] = status;};
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253 void add_from_context(const char *from, CONTEXTP con) {env_from_context[from] = con;};
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254 void set_from_default(const char *status) {env_from_default = status;};
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255 const char* find_from(const char *from, bool update_white = false, const char *queueid = NULL);
214
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256 CONTEXTP find_context(const char *from);
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257 CONTEXTP find_from_context_name(const char *name);
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258
214
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259 void set_content_filtering(bool filter) {content_filtering = filter; };
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260 void set_content_suffix(const char *suffix) {content_suffix = suffix; };
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261 void set_content_message(const char *message) {content_message = message; };
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262 void set_uribl_suffix(const char *suffix) {uribl_suffix = suffix; };
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263 void set_uribl_message(const char *message) {uribl_message = message; };
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264 void add_ignore(const char *host) {content_host_ignore.insert(host);};
272
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265 void add_tld(const char *tld) {content_tlds.insert(tld); };
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266 void add_tldwild(const char *tld) {content_tldwilds.insert(tld); };
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267 void add_tldnot(const char *tld) {content_tldnots.insert(tld); };
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268
214
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269 void set_host_limit(int limit) {host_limit = limit; };
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diff changeset
270 void set_host_message(const char *message) {host_limit_message = message;};
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parents: 192
diff changeset
271 void set_host_random(bool random) {host_random = random; };
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
272 void set_spamassassin_limit(int limit) {spamassassin_limit = limit; };
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
273 void set_tag_limit(int limit) {tag_limit = limit; };
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
274 void set_tag_message(const char *message) {tag_limit_message = message;};
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
275 void add_tag(const char *tag) {html_tags.insert(tag); };
94
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parents: 92
diff changeset
276
321
e172dc10fe24 add dkim white/black listing
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parents: 320
diff changeset
277 const char *find_dkim_signer(const char *name);
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parents: 320
diff changeset
278 void add_dkim_signer(const char *signer, const char *action)
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parents: 320
diff changeset
279 {dkim_signer_names[signer] = action;};
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parents: 320
diff changeset
280 DKIMP find_dkim_from(const char *name);
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parents: 320
diff changeset
281 void add_dkim_from(const char *from, const char *action, const char *signer)
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parents: 320
diff changeset
282 {dkim_from_names[from] = new DKIM(action,signer);};
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parents: 320
diff changeset
283
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
284 void add_dnsbl(const char *name, DNSBLP dns) {dnsbl_names[name] = dns; };
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
285 void add_dnsbl(DNSBLP dns) {dnsbl_list.push_back(dns);};
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
286 DNSBLP find_dnsbl(const char *name);
255
d6d5c50b9278 Allow dnswl_list and dnsbl_list to be empty, to override lists specified in the ancestor contexts. Add daily recipient limits as a multiple of the hourly limits.
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parents: 249
diff changeset
287 void set_dnsbll_parsed() {dnsbl_list_parsed = true;};
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diff changeset
288
249
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parents: 242
diff changeset
289 void add_dnswl(const char *name, DNSWLP dns) {dnswl_names[name] = dns; };
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parents: 242
diff changeset
290 void add_dnswl(DNSWLP dns) {dnswl_list.push_back(dns);};
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parents: 242
diff changeset
291 DNSWLP find_dnswl(const char *name);
255
d6d5c50b9278 Allow dnswl_list and dnsbl_list to be empty, to override lists specified in the ancestor contexts. Add daily recipient limits as a multiple of the hourly limits.
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parents: 249
diff changeset
292 void set_dnswll_parsed() {dnswl_list_parsed = true;};
249
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parents: 242
diff changeset
293
233
5c3e9bf45bb5 Add whitelisting by regex expression filtering.
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parents: 214
diff changeset
294 bool set_white(const char *regx);
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parents: 214
diff changeset
295 bool white_match(const char *from);
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parents: 214
diff changeset
296
214
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diff changeset
297 bool set_generic(const char *regx, const char *msg);
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parents: 192
diff changeset
298 const char* generic_match(const char *client);
168
6bac960af6b4 add generic reverse dns filtering regex
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parents: 167
diff changeset
299
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
300 void set_require(bool r) {require_match = r; };
268
f941563c2a95 Add require_rdns checking
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parents: 259
diff changeset
301 void set_requirerdns(bool r) {require_rdns = r; };
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
302 void set_grey(bool g) {dcc_greylist = g; };
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parents: 192
diff changeset
303 void set_bulk(int b) {dcc_bulk_threshold = b; };
178
d6531c702be3 embedded dcc filtering
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parents: 173
diff changeset
304
268
f941563c2a95 Add require_rdns checking
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parents: 259
diff changeset
305 bool get_content_filtering() {return content_filtering; };
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
306 bool get_require() {return content_filtering && require_match; };
268
f941563c2a95 Add require_rdns checking
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parents: 259
diff changeset
307 bool get_requirerdns() {return require_rdns; };
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
308 bool get_grey() {return content_filtering && dcc_greylist; };
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
309 int get_bulk() {return (content_filtering) ? dcc_bulk_threshold : 0;};
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
310 int get_host_limit() {return (content_filtering) ? host_limit : 0;};
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
311 bool get_host_random() {return (content_filtering) ? host_random : 0;};
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
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parents: 192
diff changeset
312 int get_spamassassin_limit() {return (content_filtering) ? spamassassin_limit : 0;};
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
313 const char* get_content_suffix();
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
314 const char* get_content_message();
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
315 const char* get_uribl_suffix();
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
316 const char* get_uribl_message();
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
317 string_set& get_content_host_ignore();
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
318 string_set& get_content_tlds();
270
f92f24950bd3 Use mozilla prefix list for tld checking, Enable surbl/uribl/dbl rhs lists
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parents: 268
diff changeset
319 string_set& get_content_tldwilds();
f92f24950bd3 Use mozilla prefix list for tld checking, Enable surbl/uribl/dbl rhs lists
Carl Byington <carl@five-ten-sg.com>
parents: 268
diff changeset
320 string_set& get_content_tldnots();
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
321 string_set& get_html_tags();
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
322 dnsblp_list& get_dnsbl_list();
249
15bf4f68a0b2 Add dnswl support
Carl Byington <carl@five-ten-sg.com>
parents: 242
diff changeset
323 dnswlp_list& get_dnswl_list();
94
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
324
329
c9932c4d8053 allow multiple dkim signers in authentication results
Carl Byington <carl@five-ten-sg.com>
parents: 326
diff changeset
325 void log(const char *queueid, const char *msg, const char *v);
360
17f21fcd44a8 allow quoted comma separated multiple signers in the dkim_from config entries
Carl Byington <carl@five-ten-sg.com>
parents: 331
diff changeset
326 bool in_signing_set(const char *s, const char *signers);
421
22027ad2a28f spf code now handles %{d} and %{h} macros; use envelope from value for spf if it is a subdomain of the header from domain
Carl Byington <carl@five-ten-sg.com>
parents: 382
diff changeset
327 void replace(char *buf, char *p, const char *what);
423
c9b7b6dd1206 use both envelope from and header from for spf checks when envelope from is a subdomain of the header from domain
Carl Byington <carl@five-ten-sg.com>
parents: 421
diff changeset
328 bool resolve_spf(const char *from, uint32_t ip, mlfiPriv *priv);
c9b7b6dd1206 use both envelope from and header from for spf checks when envelope from is a subdomain of the header from domain
Carl Byington <carl@five-ten-sg.com>
parents: 421
diff changeset
329 bool resolve_one_spf(const char *from, uint32_t ip, mlfiPriv *priv, int level = 0);
436
7b072e16bd69 fix syslog for long messages, supress dkim checks for mail from localhost
Carl Byington <carl@five-ten-sg.com>
parents: 428
diff changeset
330 const char *acceptable_content(bool local_source, recorder &memory, int score, int bulk, const char *queueid, string_set &signers, const char *from, mlfiPriv *priv, string& msg);
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
331 bool ignore_host(const char *host);
94
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
332
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
333 void dump(bool isdefault, bool &spamass, int level = 0);
94
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
334 };
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
335
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
336
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
337 struct CONFIG {
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
338 // the only mutable stuff once it has been loaded from the config file
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
339 int reference_count; // protected by the global config_mutex
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
340 // all the rest is constant after loading from the config file
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
341 int generation;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
342 time_t load_time;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
343 string_set config_files;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
344 context_list contexts; // owns all the contexts, not just top level contexts
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
345 context_map env_to; // map recipient to a filtering context
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
346 CONTEXTP default_context;// for env_to values that don't have their own specific filtering context
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
347 // the default context is also used for some of the content filtering values
94
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
348
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
349 CONFIG();
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
350 ~CONFIG();
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
351 void add_context(CONTEXTP con);
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
352 void add_to(const char *to, CONTEXTP con);
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
353 CONTEXTP find_context(const char *to);
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
354 void dump();
94
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
355 };
e107ade3b1c0 fix dos line terminators
carl
parents: 92
diff changeset
356
136
f4746d8a12a3 add smtp auth rate limits
carl
parents: 119
diff changeset
357
270
f92f24950bd3 Use mozilla prefix list for tld checking, Enable surbl/uribl/dbl rhs lists
Carl Byington <carl@five-ten-sg.com>
parents: 268
diff changeset
358 extern const char *token_asterisk;
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
359 extern const char *token_autowhite;
270
f92f24950bd3 Use mozilla prefix list for tld checking, Enable surbl/uribl/dbl rhs lists
Carl Byington <carl@five-ten-sg.com>
parents: 268
diff changeset
360 extern const char *token_bang;
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
361 extern const char *token_black;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
362 extern const char *token_content;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
363 extern const char *token_context;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
364 extern const char *token_dccbulk;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
365 extern const char *token_dccfrom;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
366 extern const char *token_dccgrey;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
367 extern const char *token_dccto;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
368 extern const char *token_default;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
369 extern const char *token_dnsbl;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
370 extern const char *token_dnsbll;
249
15bf4f68a0b2 Add dnswl support
Carl Byington <carl@five-ten-sg.com>
parents: 242
diff changeset
371 extern const char *token_dnswl;
15bf4f68a0b2 Add dnswl support
Carl Byington <carl@five-ten-sg.com>
parents: 242
diff changeset
372 extern const char *token_dnswll;
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
373 extern const char *token_envfrom;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
374 extern const char *token_envto;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
375 extern const char *token_filter;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
376 extern const char *token_generic;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
377 extern const char *token_host_limit;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
378 extern const char *token_html_limit;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
379 extern const char *token_html_tags;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
380 extern const char *token_ignore;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
381 extern const char *token_include;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
382 extern const char *token_inherit;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
383 extern const char *token_lbrace;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
384 extern const char *token_mailhost;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
385 extern const char *token_many;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
386 extern const char *token_no;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
387 extern const char *token_off;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
388 extern const char *token_ok;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
389 extern const char *token_ok2;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
390 extern const char *token_on;
270
f92f24950bd3 Use mozilla prefix list for tld checking, Enable surbl/uribl/dbl rhs lists
Carl Byington <carl@five-ten-sg.com>
parents: 268
diff changeset
391 extern const char *token_period;
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
392 extern const char *token_rate;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
393 extern const char *token_rbrace;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
394 extern const char *token_require;
268
f941563c2a95 Add require_rdns checking
Carl Byington <carl@five-ten-sg.com>
parents: 259
diff changeset
395 extern const char *token_requirerdns;
214
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
396 extern const char *token_semi;
82886d4dd71f Fixes to compile on Fedora 9 and for const correctness.
Carl Byington <carl@five-ten-sg.com>
parents: 192
diff changeset
397 extern const char *token_soft;
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398 extern const char *token_spamassassin;
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399 extern const char *token_substitute;
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400 extern const char *token_tld;
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401 extern const char *token_unknown;
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402 extern const char *token_uribl;
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403 extern const char *token_verify;
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404 extern const char *token_white;
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405 extern const char *token_white_regex;
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406 extern const char *token_yes;
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407 extern const char *token_dkim_signer;
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408 extern const char *token_dkim_from;
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409 extern const char *token_signed_white;
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410 extern const char *token_signed_black;
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411 extern const char *token_unsigned_black;
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412 extern const char *token_require_signed;
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413 extern const char *token_myhostname;
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414
214
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415 extern pthread_mutex_t verifier_mutex; // protect the verifier map
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416 extern pthread_mutex_t whitelister_mutex; // protect the
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417
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418 void discard(string_set &s);
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419 const char* register_string(string_set &s, const char *name);
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420 const char* register_string(const char *name);
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421 void clear_strings();
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422 bool load_conf(CONFIG &dc, const char *fn);
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423 void* verify_closer(void *arg);
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424 void* whitelister_writer(void *arg);
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425 void token_init();
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426
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427 #endif