95 lines
1.4 KiB
C
95 lines
1.4 KiB
C
/* one-shot resolver */
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#include <u.h>
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#include <lib9.h>
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#include <bio.h>
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#include <ndb.h>
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#include "dns.h"
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Cfg cfg;
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char *dbfile;
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int debug = 0;
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char *logfile = "dnsgetip";
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int maxage = 60*60;
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char mntpt[Maxpath];
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int needrefresh = 0;
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uint32_t now = 0;
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int64_t nowns = 0;
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int testing = 0;
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int traceactivity = 0;
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char *zonerefreshprogram;
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int aflag;
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void
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resolve(char *name, int type)
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{
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Request req;
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RR *rp;
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memset(&req, 0, sizeof req);
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getactivity(&req, 0);
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req.isslave = 1;
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req.aborttime = NS2MS(nowns) + Maxreqtm;
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rp = dnresolve(name, Cin, type, &req, 0, 0, Recurse, 0, 0);
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rrremneg(&rp);
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while(rp != nil){
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print("%s\n", rp->ip->name);
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if(!aflag)
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exits(nil);
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rp = rp->next;
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}
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}
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void
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usage(void)
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{
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fprint(2, "%s: [-adx] domain\n", argv0);
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exits("usage");
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}
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void
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main(int argc, char **argv)
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{
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strcpy(mntpt, "/net");
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cfg.inside = 1;
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cfg.resolver = 1;
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ARGBEGIN{
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case 'a':
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aflag = 1;
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break;
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case 'd':
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debug++;
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break;
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case 'x':
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strcpy(mntpt, "/net.alt");
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break;
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default:
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usage();
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}ARGEND
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if(argc != 1)
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usage();
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if(strcmp(ipattr(*argv), "ip") == 0)
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print("%s\n", *argv);
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else {
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dninit();
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resolve(*argv, Ta);
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resolve(*argv, Taaaa);
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}
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exits(nil);
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}
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RR*
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getdnsservers(int class)
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{
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return dnsservers(class);
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}
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/* stubs */
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void syslog(int _1, const char* _2, const char* _3, ...){}
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void logreply(int _1, uint8_t* _2, DNSmsg* _3){}
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void logsend(int _1, int _2, uint8_t* _3, char* _4, char* _5, int _6){}
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