| 1 | #include <unistd.h> |
| 2 | #include <pwd.h> |
| 3 | #include "strerr.h" |
| 4 | #include "exit.h" |
| 5 | #include "auto_home.h" |
| 6 | #include "generic-conf.h" |
| 7 | |
| 8 | #define FATAL "axfrdns-conf: fatal: " |
| 9 | |
| 10 | void usage(void) |
| 11 | { |
| 12 | strerr_die1x(100,"axfrdns-conf: usage: axfrdns-conf acct logacct /axfrdns /tinydns myip"); |
| 13 | } |
| 14 | |
| 15 | char *dir; |
| 16 | char *user; |
| 17 | char *loguser; |
| 18 | struct passwd *pw; |
| 19 | char *myip; |
| 20 | char *tinydns; |
| 21 | |
| 22 | int main(int argc,char **argv) |
| 23 | { |
| 24 | user = argv[1]; |
| 25 | if (!user) usage(); |
| 26 | loguser = argv[2]; |
| 27 | if (!loguser) usage(); |
| 28 | dir = argv[3]; |
| 29 | if (!dir) usage(); |
| 30 | if (dir[0] != '/') usage(); |
| 31 | tinydns = argv[4]; |
| 32 | if (!tinydns) usage(); |
| 33 | if (tinydns[0] != '/') usage(); |
| 34 | myip = argv[5]; |
| 35 | if (!myip) usage(); |
| 36 | |
| 37 | pw = getpwnam(loguser); |
| 38 | if (!pw) |
| 39 | strerr_die3x(111,FATAL,"unknown account ",loguser); |
| 40 | |
| 41 | init(dir,FATAL); |
| 42 | makelog(loguser,pw->pw_uid,pw->pw_gid); |
| 43 | |
| 44 | makedir("env"); |
| 45 | perm(02755); |
| 46 | start("env/ROOT"); outs(tinydns); outs("/root\n"); finish(); |
| 47 | perm(0644); |
| 48 | start("env/IP"); outs(myip); outs("\n"); finish(); |
| 49 | perm(0644); |
| 50 | |
| 51 | start("run"); |
| 52 | outs("#!/bin/sh\nexec 2>&1\nexec envdir ./env sh -c '\n exec envuidgid "); outs(user); |
| 53 | outs(" softlimit -d300000 tcpserver -vDRHl0 -x tcp.cdb -- \"$IP\" 53 "); |
| 54 | outs(auto_home); outs("/bin/axfrdns\n'\n"); |
| 55 | finish(); |
| 56 | perm(0755); |
| 57 | |
| 58 | start("Makefile"); |
| 59 | outs("tcp.cdb: tcp\n"); |
| 60 | outs("\ttcprules tcp.cdb tcp.tmp < tcp\n"); |
| 61 | finish(); |
| 62 | perm(0644); |
| 63 | |
| 64 | start("tcp"); |
| 65 | outs("# sample line: 1.2.3.4:allow,AXFR=\"heaven.af.mil/3.2.1.in-addr.arpa\"\n"); |
| 66 | outs(":deny\n"); |
| 67 | finish(); |
| 68 | perm(0644); |
| 69 | |
| 70 | _exit(0); |
| 71 | } |