Commit | Line | Data |
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29e83471 | 1 | #ifndef lint |
80babee1 | 2 | static char *sccsid = "@(#)main.c 4.13 (Berkeley) 84/12/06"; |
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3 | #endif |
4 | ||
5 | #include "defs.h" | |
6 | ||
7 | /* | |
8 | * Remote distribution program. | |
9 | */ | |
10 | ||
11 | char *distfile = "distfile"; | |
d6bccb44 | 12 | char tmpfile[] = "/tmp/rdistXXXXXX"; |
82572cb6 | 13 | char *tmpname = &tmpfile[5]; |
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14 | |
15 | int debug; /* debugging flag */ | |
16 | int nflag; /* NOP flag, just print commands without executing */ | |
17 | int qflag; /* Quiet. Don't print messages */ | |
f7770429 | 18 | int options; /* global options */ |
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19 | int iamremote; /* act as remote server for transfering files */ |
20 | ||
29e83471 | 21 | FILE *fin = NULL; /* input file pointer */ |
0fccdfef | 22 | int rem = -1; /* file descriptor to remote source/sink process */ |
29e83471 | 23 | char host[32]; /* host name */ |
0fccdfef | 24 | int nerrs; /* number of errors while sending/receiving */ |
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25 | char user[10]; /* user's name */ |
26 | char homedir[128]; /* user's home directory */ | |
27 | int userid; /* user's user ID */ | |
82572cb6 | 28 | int groupid; /* user's group ID */ |
29e83471 | 29 | |
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30 | struct passwd *pw; /* pointer to static area used by getpwent */ |
31 | struct group *gr; /* pointer to static area used by getgrent */ | |
32 | ||
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33 | main(argc, argv) |
34 | int argc; | |
35 | char *argv[]; | |
36 | { | |
37 | register char *arg; | |
f7770429 | 38 | int cmdargs = 0; |
29e83471 | 39 | |
29e83471 | 40 | pw = getpwuid(userid = getuid()); |
29e83471 | 41 | if (pw == NULL) { |
82572cb6 | 42 | fprintf(stderr, "%s: Who are you?\n", argv[0]); |
29e83471 RC |
43 | exit(1); |
44 | } | |
45 | strcpy(user, pw->pw_name); | |
46 | strcpy(homedir, pw->pw_dir); | |
82572cb6 | 47 | groupid = pw->pw_gid; |
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48 | gethostname(host, sizeof(host)); |
49 | ||
50 | while (--argc > 0) { | |
51 | if ((arg = *++argv)[0] != '-') | |
52 | break; | |
53 | if (!strcmp(arg, "-Server")) | |
54 | iamremote++; | |
55 | else while (*++arg) | |
56 | switch (*arg) { | |
57 | case 'f': | |
58 | if (--argc <= 0) | |
59 | usage(); | |
60 | distfile = *++argv; | |
61 | if (distfile[0] == '-' && distfile[1] == '\0') | |
62 | fin = stdin; | |
63 | break; | |
64 | ||
65 | case 'd': | |
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66 | if (--argc <= 0) |
67 | usage(); | |
68 | define(*++argv); | |
69 | break; | |
70 | ||
71 | case 'D': | |
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72 | debug++; |
73 | break; | |
74 | ||
f7770429 RC |
75 | case 'c': |
76 | cmdargs++; | |
77 | break; | |
78 | ||
29e83471 | 79 | case 'n': |
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80 | if (options & VERIFY) { |
81 | printf("rdist: -n overrides -v\n"); | |
82 | options &= ~VERIFY; | |
83 | } | |
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84 | nflag++; |
85 | break; | |
86 | ||
87 | case 'q': | |
88 | qflag++; | |
89 | break; | |
90 | ||
024fde5b RC |
91 | case 'b': |
92 | options |= COMPARE; | |
93 | break; | |
94 | ||
d6bccb44 | 95 | case 'R': |
d1dee8e8 RC |
96 | options |= REMOVE; |
97 | break; | |
98 | ||
29e83471 | 99 | case 'v': |
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100 | if (nflag) { |
101 | printf("rdist: -n overrides -v\n"); | |
102 | break; | |
103 | } | |
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104 | options |= VERIFY; |
105 | break; | |
106 | ||
107 | case 'w': | |
108 | options |= WHOLE; | |
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109 | break; |
110 | ||
111 | case 'y': | |
f7770429 | 112 | options |= YOUNGER; |
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113 | break; |
114 | ||
a3e6fd64 RC |
115 | case 'h': |
116 | options |= FOLLOW; | |
117 | break; | |
118 | ||
119 | case 'i': | |
120 | options |= IGNLNKS; | |
121 | break; | |
122 | ||
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123 | default: |
124 | usage(); | |
125 | } | |
126 | } | |
82572cb6 | 127 | |
80babee1 | 128 | setreuid(0, userid); |
82572cb6 | 129 | mktemp(tmpfile); |
0fccdfef | 130 | |
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131 | if (iamremote) { |
132 | server(); | |
80babee1 | 133 | exit(nerrs != 0); |
29e83471 | 134 | } |
29e83471 | 135 | |
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136 | if (cmdargs) |
137 | docmdargs(argc, argv); | |
138 | else { | |
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139 | if (fin == NULL && (fin = fopen(distfile, "r")) == NULL) { |
140 | perror(distfile); | |
141 | exit(1); | |
142 | } | |
143 | yyparse(); | |
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144 | if (nerrs == 0) |
145 | docmds(argc, argv); | |
82572cb6 RC |
146 | } |
147 | ||
80babee1 | 148 | exit(nerrs != 0); |
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149 | } |
150 | ||
151 | usage() | |
152 | { | |
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153 | printf("Usage: rdist [-nqbhirvwyD] [-f distfile] [-d var=value] [file ...]\n"); |
154 | printf("or: rdist [-nqbhirvwyD] -c source [...] machine[:dest]\n"); | |
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155 | exit(1); |
156 | } | |
157 | ||
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158 | /* |
159 | * rcp like interface for distributing files. | |
160 | */ | |
161 | docmdargs(nargs, args) | |
162 | int nargs; | |
163 | char *args[]; | |
164 | { | |
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165 | register struct namelist *nl, *prev; |
166 | register char *cp; | |
167 | struct namelist *files, *hosts; | |
168 | struct subcmd *cmds; | |
169 | char *dest; | |
170 | static struct namelist tnl = { NULL, NULL }; | |
f7770429 | 171 | int i; |
f7770429 RC |
172 | |
173 | if (nargs < 2) | |
174 | usage(); | |
175 | ||
176 | prev = NULL; | |
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177 | for (i = 0; i < nargs - 1; i++) { |
178 | nl = makenl(args[i]); | |
179 | if (prev == NULL) | |
180 | files = prev = nl; | |
181 | else { | |
182 | prev->n_next = nl; | |
183 | prev = nl; | |
184 | } | |
f7770429 RC |
185 | } |
186 | ||
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187 | cp = args[i]; |
188 | if ((dest = index(cp, ':')) != NULL) | |
189 | *dest++ = '\0'; | |
190 | tnl.n_name = cp; | |
191 | hosts = expand(&tnl, E_ALL); | |
f7770429 | 192 | |
0fccdfef | 193 | if (dest == NULL || *dest == '\0') |
f7770429 RC |
194 | cmds = NULL; |
195 | else { | |
0fccdfef RC |
196 | cmds = makesubcmd(INSTALL); |
197 | cmds->sc_options = options; | |
198 | cmds->sc_name = dest; | |
f7770429 RC |
199 | } |
200 | ||
201 | if (debug) { | |
202 | printf("docmdargs()\nfiles = "); | |
203 | prnames(files); | |
204 | printf("hosts = "); | |
205 | prnames(hosts); | |
206 | } | |
032b4373 | 207 | insert(NULL, files, hosts, cmds); |
0fccdfef | 208 | docmds(0, NULL); |
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209 | } |
210 | ||
211 | /* | |
212 | * Print a list of NAME blocks (mostly for debugging). | |
213 | */ | |
0fccdfef RC |
214 | prnames(nl) |
215 | register struct namelist *nl; | |
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216 | { |
217 | printf("( "); | |
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218 | while (nl != NULL) { |
219 | printf("%s ", nl->n_name); | |
220 | nl = nl->n_next; | |
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221 | } |
222 | printf(")\n"); | |
223 | } | |
224 | ||
225 | /*VARARGS*/ | |
226 | warn(fmt, a1, a2,a3) | |
227 | char *fmt; | |
228 | { | |
229 | extern int yylineno; | |
230 | ||
231 | fprintf(stderr, "rdist: line %d: Warning: ", yylineno); | |
232 | fprintf(stderr, fmt, a1, a2, a3); | |
233 | fputc('\n', stderr); | |
234 | } |