| 1 | #include "stralloc.h" |
| 2 | #include "subfd.h" |
| 3 | #include "getln.h" |
| 4 | #include "substdio.h" |
| 5 | #include "cdbmss.h" |
| 6 | #include "exit.h" |
| 7 | #include "readwrite.h" |
| 8 | #include "open.h" |
| 9 | #include "error.h" |
| 10 | #include "case.h" |
| 11 | #include "auto_qmail.h" |
| 12 | |
| 13 | void die_temp() { _exit(111); } |
| 14 | |
| 15 | void die_chdir() |
| 16 | { |
| 17 | substdio_putsflush(subfderr,"qmail-newu: fatal: unable to chdir\n"); |
| 18 | die_temp(); |
| 19 | } |
| 20 | void die_nomem() |
| 21 | { |
| 22 | substdio_putsflush(subfderr,"qmail-newu: fatal: out of memory\n"); |
| 23 | die_temp(); |
| 24 | } |
| 25 | void die_opena() |
| 26 | { |
| 27 | substdio_putsflush(subfderr,"qmail-newu: fatal: unable to open users/assign\n"); |
| 28 | die_temp(); |
| 29 | } |
| 30 | void die_reada() |
| 31 | { |
| 32 | substdio_putsflush(subfderr,"qmail-newu: fatal: unable to read users/assign\n"); |
| 33 | die_temp(); |
| 34 | } |
| 35 | void die_format() |
| 36 | { |
| 37 | substdio_putsflush(subfderr,"qmail-newu: fatal: bad format in users/assign\n"); |
| 38 | die_temp(); |
| 39 | } |
| 40 | void die_opent() |
| 41 | { |
| 42 | substdio_putsflush(subfderr,"qmail-newu: fatal: unable to open users/cdb.tmp\n"); |
| 43 | die_temp(); |
| 44 | } |
| 45 | void die_writet() |
| 46 | { |
| 47 | substdio_putsflush(subfderr,"qmail-newu: fatal: unable to write users/cdb.tmp\n"); |
| 48 | die_temp(); |
| 49 | } |
| 50 | void die_rename() |
| 51 | { |
| 52 | substdio_putsflush(subfderr,"qmail-newu: fatal: unable to move users/cdb.tmp to users/cdb\n"); |
| 53 | die_temp(); |
| 54 | } |
| 55 | |
| 56 | struct cdbmss cdbmss; |
| 57 | stralloc key = {0}; |
| 58 | stralloc data = {0}; |
| 59 | |
| 60 | char inbuf[1024]; |
| 61 | substdio ssin; |
| 62 | |
| 63 | int fd; |
| 64 | int fdtemp; |
| 65 | |
| 66 | stralloc line = {0}; |
| 67 | int match; |
| 68 | |
| 69 | stralloc wildchars = {0}; |
| 70 | |
| 71 | void main() |
| 72 | { |
| 73 | int i; |
| 74 | int numcolons; |
| 75 | |
| 76 | umask(033); |
| 77 | if (chdir(auto_qmail) == -1) die_chdir(); |
| 78 | |
| 79 | fd = open_read("users/assign"); |
| 80 | if (fd == -1) die_opena(); |
| 81 | |
| 82 | substdio_fdbuf(&ssin,read,fd,inbuf,sizeof(inbuf)); |
| 83 | |
| 84 | fdtemp = open_trunc("users/cdb.tmp"); |
| 85 | if (fdtemp == -1) die_opent(); |
| 86 | |
| 87 | if (cdbmss_start(&cdbmss,fdtemp) == -1) die_writet(); |
| 88 | |
| 89 | if (!stralloc_copys(&wildchars,"")) die_nomem(); |
| 90 | |
| 91 | for (;;) { |
| 92 | if (getln(&ssin,&line,&match,'\n') != 0) die_reada(); |
| 93 | if (line.len && (line.s[0] == '.')) break; |
| 94 | if (!match) die_format(); |
| 95 | |
| 96 | if (byte_chr(line.s,line.len,'\0') < line.len) die_format(); |
| 97 | i = byte_chr(line.s,line.len,':'); |
| 98 | if (i == line.len) die_format(); |
| 99 | if (i == 0) die_format(); |
| 100 | if (!stralloc_copys(&key,"!")) die_nomem(); |
| 101 | if (line.s[0] == '+') { |
| 102 | if (!stralloc_catb(&key,line.s + 1,i - 1)) die_nomem(); |
| 103 | case_lowerb(key.s,key.len); |
| 104 | if (i >= 2) |
| 105 | if (byte_chr(wildchars.s,wildchars.len,line.s[i - 1]) == wildchars.len) |
| 106 | if (!stralloc_append(&wildchars,line.s + i - 1)) die_nomem(); |
| 107 | } |
| 108 | else { |
| 109 | if (!stralloc_catb(&key,line.s + 1,i - 1)) die_nomem(); |
| 110 | if (!stralloc_0(&key)) die_nomem(); |
| 111 | case_lowerb(key.s,key.len); |
| 112 | } |
| 113 | |
| 114 | if (!stralloc_copyb(&data,line.s + i + 1,line.len - i - 1)) die_nomem(); |
| 115 | |
| 116 | numcolons = 0; |
| 117 | for (i = 0;i < data.len;++i) |
| 118 | if (data.s[i] == ':') { |
| 119 | data.s[i] = 0; |
| 120 | if (++numcolons == 6) |
| 121 | break; |
| 122 | } |
| 123 | if (numcolons < 6) die_format(); |
| 124 | data.len = i; |
| 125 | |
| 126 | if (cdbmss_add(&cdbmss,key.s,key.len,data.s,data.len) == -1) die_writet(); |
| 127 | } |
| 128 | |
| 129 | if (cdbmss_add(&cdbmss,"",0,wildchars.s,wildchars.len) == -1) die_writet(); |
| 130 | |
| 131 | if (cdbmss_finish(&cdbmss) == -1) die_writet(); |
| 132 | if (fsync(fdtemp) == -1) die_writet(); |
| 133 | if (close(fdtemp) == -1) die_writet(); /* NFS stupidity */ |
| 134 | if (rename("users/cdb.tmp","users/cdb") == -1) die_rename(); |
| 135 | |
| 136 | _exit(0); |
| 137 | } |