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tcpsvd,udpsvd: fix uid/gid printing when run with -u

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2009-07-19 23:07:13 +02:00
parent 3ed181b7ac
commit d6513cff17
1 changed files with 23 additions and 23 deletions
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46
networking/tcpudp.c
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@ -184,6 +184,7 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
int sock; int sock;
int conn; int conn;
unsigned backlog = 20; unsigned backlog = 20;
unsigned opts;
INIT_G(); INIT_G();
@ -192,18 +193,18 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
/* 3+ args, -i at most once, -p implies -h, -v is counter, -b N, -c N */ /* 3+ args, -i at most once, -p implies -h, -v is counter, -b N, -c N */
opt_complementary = "-3:i--i:ph:vv:b+:c+"; opt_complementary = "-3:i--i:ph:vv:b+:c+";
#ifdef SSLSVD #ifdef SSLSVD
getopt32(argv, "+c:C:i:x:u:l:Eb:hpt:vU:/:Z:K:", opts = getopt32(argv, "+c:C:i:x:u:l:Eb:hpt:vU:/:Z:K:",
&cmax, &str_C, &instructs, &instructs, &user, &preset_local_hostname, &cmax, &str_C, &instructs, &instructs, &user, &preset_local_hostname,
&backlog, &str_t, &ssluser, &root, &cert, &key, &verbose &backlog, &str_t, &ssluser, &root, &cert, &key, &verbose
); );
#else #else
/* "+": stop on first non-option */ /* "+": stop on first non-option */
getopt32(argv, "+c:C:i:x:u:l:Eb:hpt:v", opts = getopt32(argv, "+c:C:i:x:u:l:Eb:hpt:v",
&cmax, &str_C, &instructs, &instructs, &user, &preset_local_hostname, &cmax, &str_C, &instructs, &instructs, &user, &preset_local_hostname,
&backlog, &str_t, &verbose &backlog, &str_t, &verbose
); );
#endif #endif
if (option_mask32 & OPT_C) { /* -C n[:message] */ if (opts & OPT_C) { /* -C n[:message] */
max_per_host = bb_strtou(str_C, &str_C, 10); max_per_host = bb_strtou(str_C, &str_C, 10);
if (str_C[0]) { if (str_C[0]) {
if (str_C[0] != ':') if (str_C[0] != ':')
@ -214,14 +215,14 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
} }
if (max_per_host > cmax) if (max_per_host > cmax)
max_per_host = cmax; max_per_host = cmax;
if (option_mask32 & OPT_u) { if (opts & OPT_u) {
xget_uidgid(&ugid, user); xget_uidgid(&ugid, user);
} }
#ifdef SSLSVD #ifdef SSLSVD
if (option_mask32 & OPT_U) ssluser = optarg; if (opts & OPT_U) ssluser = optarg;
if (option_mask32 & OPT_slash) root = optarg; if (opts & OPT_slash) root = optarg;
if (option_mask32 & OPT_Z) cert = optarg; if (opts & OPT_Z) cert = optarg;
if (option_mask32 & OPT_K) key = optarg; if (opts & OPT_K) key = optarg;
#endif #endif
argv += optind; argv += optind;
if (!argv[0][0] || LONE_CHAR(argv[0], '0')) if (!argv[0][0] || LONE_CHAR(argv[0], '0'))
@ -236,11 +237,11 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
#ifdef SSLSVD #ifdef SSLSVD
sslser = user; sslser = user;
client = 0; client = 0;
if ((getuid() == 0) && !(option_mask32 & OPT_u)) { if ((getuid() == 0) && !(opts & OPT_u)) {
xfunc_exitcode = 100; xfunc_exitcode = 100;
bb_error_msg_and_die("-U ssluser must be set when running as root"); bb_error_msg_and_die("-U ssluser must be set when running as root");
} }
if (option_mask32 & OPT_u) if (opts & OPT_u)
if (!uidgid_get(&sslugid, ssluser, 1)) { if (!uidgid_get(&sslugid, ssluser, 1)) {
if (errno) { if (errno) {
bb_perror_msg_and_die("can't get user/group: %s", ssluser); bb_perror_msg_and_die("can't get user/group: %s", ssluser);
@ -285,7 +286,7 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
/* ndelay_off(sock); - it is the default I think? */ /* ndelay_off(sock); - it is the default I think? */
#ifndef SSLSVD #ifndef SSLSVD
if (option_mask32 & OPT_u) { if (opts & OPT_u) {
/* drop permissions */ /* drop permissions */
xsetgid(ugid.gid); xsetgid(ugid.gid);
xsetuid(ugid.uid); xsetuid(ugid.uid);
@ -294,13 +295,12 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
if (verbose) { if (verbose) {
char *addr = xmalloc_sockaddr2dotted(&lsa->u.sa); char *addr = xmalloc_sockaddr2dotted(&lsa->u.sa);
bb_error_msg("listening on %s, starting", addr); if (opts & OPT_u)
free(addr); bb_error_msg("listening on %s, starting, uid %u, gid %u", addr,
#ifndef SSLSVD
if (option_mask32 & OPT_u)
printf(", uid %u, gid %u",
(unsigned)ugid.uid, (unsigned)ugid.gid); (unsigned)ugid.uid, (unsigned)ugid.gid);
#endif else
bb_error_msg("listening on %s, starting", addr);
free(addr);
} }
/* Main accept() loop */ /* Main accept() loop */
@ -419,10 +419,10 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
char *free_me1 = NULL; char *free_me1 = NULL;
char *free_me2 = NULL; char *free_me2 = NULL;
if (verbose || !(option_mask32 & OPT_E)) { if (verbose || !(opts & OPT_E)) {
if (!max_per_host) /* remote_addr is not yet known */ if (!max_per_host) /* remote_addr is not yet known */
free_me0 = remote_addr = xmalloc_sockaddr2dotted(&remote.u.sa); free_me0 = remote_addr = xmalloc_sockaddr2dotted(&remote.u.sa);
if (option_mask32 & OPT_h) { if (opts & OPT_h) {
free_me1 = remote_hostname = xmalloc_sockaddr2host_noport(&remote.u.sa); free_me1 = remote_hostname = xmalloc_sockaddr2host_noport(&remote.u.sa);
if (!remote_hostname) { if (!remote_hostname) {
bb_error_msg("cannot look up hostname for %s", remote_addr); bb_error_msg("cannot look up hostname for %s", remote_addr);
@ -436,7 +436,7 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
getsockname(0, &local.u.sa, &local.len); getsockname(0, &local.u.sa, &local.len);
/* else: for UDP it is done earlier by parent */ /* else: for UDP it is done earlier by parent */
local_addr = xmalloc_sockaddr2dotted(&local.u.sa); local_addr = xmalloc_sockaddr2dotted(&local.u.sa);
if (option_mask32 & OPT_h) { if (opts & OPT_h) {
local_hostname = preset_local_hostname; local_hostname = preset_local_hostname;
if (!local_hostname) { if (!local_hostname) {
free_me2 = local_hostname = xmalloc_sockaddr2host_noport(&local.u.sa); free_me2 = local_hostname = xmalloc_sockaddr2host_noport(&local.u.sa);
@ -453,7 +453,7 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
remote_addr, remote_addr,
cur_per_host, max_per_host); cur_per_host, max_per_host);
} }
bb_error_msg((option_mask32 & OPT_h) bb_error_msg((opts & OPT_h)
? "start %u %s-%s (%s-%s)" ? "start %u %s-%s (%s-%s)"
: "start %u %s-%s", : "start %u %s-%s",
pid, pid,
@ -461,7 +461,7 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
local_hostname, remote_hostname); local_hostname, remote_hostname);
} }
if (!(option_mask32 & OPT_E)) { if (!(opts & OPT_E)) {
/* setup ucspi env */ /* setup ucspi env */
const char *proto = tcp ? "TCP" : "UDP"; const char *proto = tcp ? "TCP" : "UDP";
@ -477,7 +477,7 @@ int tcpudpsvd_main(int argc UNUSED_PARAM, char **argv)
xsetenv_plain("PROTO", proto); xsetenv_plain("PROTO", proto);
xsetenv_proto(proto, "LOCALADDR", local_addr); xsetenv_proto(proto, "LOCALADDR", local_addr);
xsetenv_proto(proto, "REMOTEADDR", remote_addr); xsetenv_proto(proto, "REMOTEADDR", remote_addr);
if (option_mask32 & OPT_h) { if (opts & OPT_h) {
xsetenv_proto(proto, "LOCALHOST", local_hostname); xsetenv_proto(proto, "LOCALHOST", local_hostname);
xsetenv_proto(proto, "REMOTEHOST", remote_hostname); xsetenv_proto(proto, "REMOTEHOST", remote_hostname);
} }