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| 45 | |
45 | |
| 46 | #include "global.h" |
46 | #include "global.h" |
| 47 | #include "conf.h" |
47 | #include "conf.h" |
| 48 | #include "slog.h" |
48 | #include "slog.h" |
| 49 | #include "protocol.h" |
49 | #include "protocol.h" |
| 50 | |
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| 51 | time_t now; |
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| 52 | |
50 | |
| 53 | int |
51 | int |
| 54 | write_pidfile (void) |
52 | write_pidfile (void) |
| 55 | { |
53 | { |
| 56 | int pid; |
54 | int pid; |
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| 142 | |
140 | |
| 143 | if (!confbase) |
141 | if (!confbase) |
| 144 | asprintf (&confbase, "%s/vpe", CONFDIR); |
142 | asprintf (&confbase, "%s/vpe", CONFDIR); |
| 145 | } |
143 | } |
| 146 | |
144 | |
| 147 | void pkt_queue::put (tap_packet *p) |
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| 148 | { |
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| 149 | if (queue[i]) |
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| 150 | { |
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| 151 | delete queue[i]; |
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| 152 | j = (j + 1) % QUEUEDEPTH; |
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| 153 | } |
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| 154 | |
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| 155 | queue[i] = p; |
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| 156 | |
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| 157 | i = (i + 1) % QUEUEDEPTH; |
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| 158 | } |
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| 159 | |
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| 160 | tap_packet *pkt_queue::get () |
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| 161 | { |
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| 162 | tap_packet *p = queue[j]; |
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| 163 | |
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| 164 | if (p) |
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| 165 | { |
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| 166 | queue[j] = 0; |
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| 167 | j = (j + 1) % QUEUEDEPTH; |
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| 168 | } |
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| 169 | |
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| 170 | return p; |
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| 171 | } |
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| 172 | |
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| 173 | pkt_queue::pkt_queue () |
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| 174 | { |
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| 175 | memset (queue, 0, sizeof (queue)); |
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| 176 | i = 0; |
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| 177 | j = 0; |
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| 178 | } |
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| 179 | |
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| 180 | pkt_queue::~pkt_queue () |
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| 181 | { |
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| 182 | for (i = QUEUEDEPTH; --i > 0; ) |
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| 183 | delete queue[i]; |
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| 184 | } |
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| 185 | |
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| 186 | sockinfo::operator const char *() |
145 | sockinfo::operator const char *() |
| 187 | { |
146 | { |
| 188 | static char hostport[15 + 1 + 5 + 1]; |
147 | static char hostport[15 + 1 + 5 + 1]; |
| 189 | in_addr ia = { host }; |
148 | in_addr ia = { host }; |
| 190 | |
149 | |
| 191 | sprintf (hostport, "%.15s:%d", inet_ntoa (ia), ntohs (port) & 0xffff); |
150 | sprintf (hostport, "%.15s:%d", inet_ntoa (ia), ntohs (port) & 0xffff); |
| 192 | |
151 | |
| 193 | return hostport; |
152 | return hostport; |
| 194 | } |
153 | } |
| 195 | |
154 | |
| 196 | bool u32_rate_limiter::can (u32 host) |
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| 197 | { |
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| 198 | iterator i; |
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| 199 | |
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| 200 | for (i = begin (); i != end (); ) |
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| 201 | if (i->second <= now) |
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| 202 | { |
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| 203 | erase (i); |
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| 204 | i = begin (); |
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| 205 | } |
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| 206 | else |
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| 207 | ++i; |
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| 208 | |
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| 209 | i = find (host); |
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| 210 | |
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| 211 | if (i != end ()) |
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| 212 | return false; |
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| 213 | |
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| 214 | insert (value_type (host, now + every)); |
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| 215 | |
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| 216 | return true; |
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| 217 | } |
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| 218 | |
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