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/*
* This file is part of the sn package.
* Distribution of sn is covered by the GNU GPL. See file COPYING.
* Copyright 1998-2000 Harold Tay.
* Copyright 2000- Patrik Rdman.
*/
/*
* Work like the script.
*/
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <errno.h>
#include <string.h>
#include "config.h"
#include "addr.h"
#include "parameters.h"
#include "valid.h"
#include <out.h>
#include <opt.h>
#include <format.h>
int debug = 0;
static const char rcsid[] = "$Id$";
void usage(void) { fail(1, "Usage:%s newsgroup [server [port]]", progname); }
void makedir (char *fn)
{
struct stat st;
if (0 == stat(fn, &st))
{
if (!S_ISDIR(st.st_mode))
fail(1, "%s exists but is not a directory, remove it first", fn);
LOG1("directory \"%s\" already exists, ok", fn);
return;
}
if (ENOENT != errno)
fail(2, "Weird error on stat(%s):%m", fn);
LOG1("Creating directory \"%s\"...", fn);
if (-1 == mkdir(fn, 0755))
fail(2, "Can't mkdir(%s):%m", fn);
LOG1("Done");
}
int touch (char *fn)
{
int fd;
LOG1("Creating \"%s\" file...", fn);
fd = open(fn, O_WRONLY | O_CREAT, 0644);
if (fd > -1)
{
LOG1("Done");
}
else
log("Can't create %s:%m", fn);
return (fd);
}
int main (int argc, char **argv)
{
struct stat st;
char *outgoing;
char *groupname;
char *server;
char *p;
int port;
int i, z;
progname = ((p = strrchr(argv[0], '/')) ? p + 1 : argv[0]);
z = port = 0;
outgoing = server = 0;
while ((i = opt_get(argc, argv, "")) > -1)
switch (i)
{
case 'P': log_with_pid(); break;
case 'd': debug++; break;
case 'V': version(); _exit(0);
case 'x': log("Option \"x\" no longer supported, ignored"); break;
case 'z': z = 1; break;
default: usage();
}
if (opt_ind == argc)
usage();
groupname = argv[opt_ind++];
if (opt_ind < argc)
server = argv[opt_ind++];
if (opt_ind < argc)
if ((port = strtoul(argv[opt_ind++], &p, 10)) <= 0 || *p)
fail(1, "Invalid port number");
if (argc != opt_ind)
usage();
if (0 == strcmp(groupname, JUNK_GROUP))
{
server = 0;
port = 0;
}
else
{
if (!is_valid_name(groupname)) /* cheat */
fail(1, "Illegal newsgroup name \"%s\"", groupname);
for (p = groupname; *p; p++)
if (*p <= 'Z' && *p >= 'A')
*p += 'a' - 'A';
}
if (z)
log("Option \"z\" ignored"
#ifdef USE_ZLIB
" Use \"touch %s/%s/.compress\" instead", snroot, groupname
#endif
);
umask(0);
parameters(1);
if (-1 == chdir(snroot))
{
if (ENOENT == errno)
fail(1, "%s doesn't exist, create it first");
if (ENOTDIR == errno)
fail(1, "%s isn't a directory, remove it or set the SNROOT " "environment variable");
fail(2, "Can't chdir to %s:%m", snroot);
}
if (0 == stat(groupname, &st))
{
if (S_ISDIR(st.st_mode))
fail(1, "group %s already exists under %s", groupname, snroot);
fail(1, "Remove file %s/%s first", snroot, groupname);
}
else if (ENOENT != errno)
fail(2, "odd stat error:%m");
if (server)
{
if (!is_valid_name(server)) /* Cheat again */
fail(1, "\"%s\" doesn't looks like a valid server name", server);
if (!*server)
fail(1, "server name not valid");
if (!port)
port = 119;
makedir(".outgoing/");
i = sizeof ("../.outgoing/") + strlen(server) + 16;
if (!(outgoing = malloc(i)))
fail(2, "No memory");
formats(outgoing, i - 1, "../.outgoing/%s:%d", server, port);
makedir(outgoing + 3);
}
makedir(groupname);
if (0 == chdir(groupname))
{
int fd;
if ((fd = touch(".serial")) > -1)
{
i = write(fd, "0\n", 2);
close(fd);
if (2 == i)
{
if ((fd = touch(".created")) > -1)
{
close(fd);
if ((fd = touch(".times")) > -1)
{
if (!outgoing || 0 == symlink(outgoing, ".outgoing"))
{
log("Created %s newsgroup \"%s\" under %s",
outgoing ? "remote" : "local", groupname, snroot);
_exit(0);
}
else
log("Can't create symlink:%m");
unlink(".times");
}
unlink(".created");
}
}
else
log("Can't write \".serial\" file:%m");
unlink(".serial");
}
chdir("..");
if (-1 == rmdir(groupname))
log("Can't remove \"%s\" directory to clean up:%m", groupname);
}
_exit(2);
}
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