int main(int argc, char **argv)
{
krb5_error_code retval;
krb5_context kcontext;
verto_ctx *ctx;
int errout = 0;
int i;
setlocale(LC_MESSAGES, "");
if (strrchr(argv[0], '/'))
argv[0] = strrchr(argv[0], '/')+1;
if (!(kdc_realmlist = (kdc_realm_t **) malloc(sizeof(kdc_realm_t *) *
KRB5_KDC_MAX_REALMS))) {
fprintf(stderr, _("%s: cannot get memory for realm list\n"), argv[0]);
exit(1);
}
memset(kdc_realmlist, 0,
(size_t) (sizeof(kdc_realm_t *) * KRB5_KDC_MAX_REALMS));
/*
* A note about Kerberos contexts: This context, "kcontext", is used
* for the KDC operations, i.e. setup, network connection and error
* reporting. The per-realm operations use the "realm_context"
* associated with each realm.
*/
retval = krb5int_init_context_kdc(&kcontext);
if (retval) {
com_err(argv[0], retval, _("while initializing krb5"));
exit(1);
}
krb5_klog_init(kcontext, "kdc", argv[0], 1);
kdc_err_context = kcontext;
kdc_progname = argv[0];
/* N.B.: After this point, com_err sends output to the KDC log
file, and not to stderr. We use the kdc_err wrapper around
com_err to ensure that the error state exists in the context
known to the krb5_klog callback. */
initialize_kdc5_error_table();
/*
* Scan through the argument list
*/
initialize_realms(kcontext, argc, argv);
ctx = loop_init(VERTO_EV_TYPE_NONE);
if (!ctx) {
kdc_err(kcontext, ENOMEM, _("while creating main loop"));
finish_realms();
return 1;
}
load_preauth_plugins(kcontext);
load_authdata_plugins(kcontext);
retval = setup_sam();
if (retval) {
kdc_err(kcontext, retval, _("while initializing SAM"));
finish_realms();
return 1;
}
/* Handle each realm's ports */
for (i=0; i<kdc_numrealms; i++) {
char *cp = kdc_realmlist[i]->realm_ports;
int port;
while (cp && *cp) {
if (*cp == ',' || isspace((int) *cp)) {
cp++;
continue;
}
port = strtol(cp, &cp, 10);
if (cp == 0)
break;
retval = loop_add_udp_port(port);
if (retval)
goto net_init_error;
}
cp = kdc_realmlist[i]->realm_tcp_ports;
while (cp && *cp) {
if (*cp == ',' || isspace((int) *cp)) {
cp++;
continue;
}
port = strtol(cp, &cp, 10);
if (cp == 0)
break;
retval = loop_add_tcp_port(port);
if (retval)
goto net_init_error;
}
}
/*
* Setup network listeners. Disallow network reconfig in response to
* routing socket messages if we're using worker processes, since the
* children won't be able to re-open the listener sockets. Hopefully our
* platform has pktinfo support and doesn't need reconfigs.
*/
if (workers == 0) {
retval = loop_setup_routing_socket(ctx, NULL, kdc_progname);
if (retval) {
kdc_err(kcontext, retval, _("while initializing routing socket"));
finish_realms();
return 1;
}
retval = loop_setup_signals(ctx, NULL, reset_for_hangup);
if (retval) {
kdc_err(kcontext, retval, _("while initializing signal handlers"));
finish_realms();
return 1;
}
}
if ((retval = loop_setup_network(ctx, NULL, kdc_progname))) {
net_init_error:
kdc_err(kcontext, retval, _("while initializing network"));
finish_realms();
return 1;
}
if (!nofork && daemon(0, 0)) {
kdc_err(kcontext, errno, _("while detaching from tty"));
finish_realms();
return 1;
}
if (pid_file != NULL) {
retval = write_pid_file(pid_file);
if (retval) {
kdc_err(kcontext, retval, _("while creating PID file"));
finish_realms();
return 1;
}
}
if (workers > 0) {
finish_realms();
retval = create_workers(ctx, workers);
if (retval) {
kdc_err(kcontext, errno, _("creating worker processes"));
return 1;
}
/* We get here only in a worker child process; re-initialize realms. */
initialize_realms(kcontext, argc, argv);
}
krb5_klog_syslog(LOG_INFO, _("commencing operation"));
if (nofork)
fprintf(stderr, _("%s: starting...\n"), kdc_progname);
verto_run(ctx);
loop_free(ctx);
krb5_klog_syslog(LOG_INFO, _("shutting down"));
unload_preauth_plugins(kcontext);
unload_authdata_plugins(kcontext);
krb5_klog_close(kdc_context);
finish_realms();
if (kdc_realmlist)
free(kdc_realmlist);
#ifndef NOCACHE
kdc_free_lookaside(kcontext);
#endif
krb5_free_context(kcontext);
return errout;
}
int main(int argc, char **argv)
{
krb5_error_code retval;
krb5_context kcontext;
kdc_realm_t *realm;
verto_ctx *ctx;
int tcp_listen_backlog;
int errout = 0;
int i;
setlocale(LC_ALL, "");
if (strrchr(argv[0], '/'))
argv[0] = strrchr(argv[0], '/')+1;
shandle.kdc_realmlist = malloc(sizeof(kdc_realm_t *) *
KRB5_KDC_MAX_REALMS);
if (shandle.kdc_realmlist == NULL) {
fprintf(stderr, _("%s: cannot get memory for realm list\n"), argv[0]);
exit(1);
}
memset(shandle.kdc_realmlist, 0,
(size_t) (sizeof(kdc_realm_t *) * KRB5_KDC_MAX_REALMS));
/*
* A note about Kerberos contexts: This context, "kcontext", is used
* for the KDC operations, i.e. setup, network connection and error
* reporting. The per-realm operations use the "realm_context"
* associated with each realm.
*/
retval = krb5int_init_context_kdc(&kcontext);
if (retval) {
com_err(argv[0], retval, _("while initializing krb5"));
exit(1);
}
krb5_klog_init(kcontext, "kdc", argv[0], 1);
shandle.kdc_err_context = kcontext;
kdc_progname = argv[0];
/* N.B.: After this point, com_err sends output to the KDC log
file, and not to stderr. We use the kdc_err wrapper around
com_err to ensure that the error state exists in the context
known to the krb5_klog callback. */
initialize_kdc5_error_table();
/*
* Scan through the argument list
*/
initialize_realms(kcontext, argc, argv, &tcp_listen_backlog);
#ifndef NOCACHE
retval = kdc_init_lookaside(kcontext);
if (retval) {
kdc_err(kcontext, retval, _("while initializing lookaside cache"));
finish_realms();
return 1;
}
#endif
ctx = loop_init(VERTO_EV_TYPE_NONE);
if (!ctx) {
kdc_err(kcontext, ENOMEM, _("while creating main loop"));
finish_realms();
return 1;
}
load_preauth_plugins(&shandle, kcontext, ctx);
load_authdata_plugins(kcontext);
retval = setup_sam();
if (retval) {
kdc_err(kcontext, retval, _("while initializing SAM"));
finish_realms();
return 1;
}
/* Add each realm's listener addresses to the loop. */
for (i = 0; i < shandle.kdc_numrealms; i++) {
realm = shandle.kdc_realmlist[i];
if (*realm->realm_listen != '\0') {
retval = loop_add_udp_address(KRB5_DEFAULT_PORT,
realm->realm_listen);
if (retval)
goto net_init_error;
}
if (*realm->realm_tcp_listen != '\0') {
retval = loop_add_tcp_address(KRB5_DEFAULT_PORT,
realm->realm_tcp_listen);
if (retval)
goto net_init_error;
}
}
if (workers == 0) {
retval = loop_setup_signals(ctx, &shandle, reset_for_hangup);
if (retval) {
kdc_err(kcontext, retval, _("while initializing signal handlers"));
finish_realms();
return 1;
}
}
if ((retval = loop_setup_network(ctx, &shandle, kdc_progname,
tcp_listen_backlog))) {
net_init_error:
kdc_err(kcontext, retval, _("while initializing network"));
finish_realms();
return 1;
}
if (!nofork && daemon(0, 0)) {
kdc_err(kcontext, errno, _("while detaching from tty"));
finish_realms();
return 1;
}
if (pid_file != NULL) {
retval = write_pid_file(pid_file);
if (retval) {
kdc_err(kcontext, retval, _("while creating PID file"));
finish_realms();
return 1;
}
}
if (workers > 0) {
finish_realms();
retval = create_workers(ctx, workers);
if (retval) {
kdc_err(kcontext, errno, _("creating worker processes"));
return 1;
}
/* We get here only in a worker child process; re-initialize realms. */
initialize_realms(kcontext, argc, argv, NULL);
}
/* Initialize audit system and audit KDC startup. */
retval = load_audit_modules(kcontext);
if (retval) {
kdc_err(kcontext, retval, _("while loading audit plugin module(s)"));
finish_realms();
return 1;
}
krb5_klog_syslog(LOG_INFO, _("commencing operation"));
if (nofork)
fprintf(stderr, _("%s: starting...\n"), kdc_progname);
kau_kdc_start(kcontext, TRUE);
verto_run(ctx);
loop_free(ctx);
kau_kdc_stop(kcontext, TRUE);
krb5_klog_syslog(LOG_INFO, _("shutting down"));
unload_preauth_plugins(kcontext);
unload_authdata_plugins(kcontext);
unload_audit_modules(kcontext);
krb5_klog_close(kcontext);
finish_realms();
if (shandle.kdc_realmlist)
free(shandle.kdc_realmlist);
#ifndef NOCACHE
kdc_free_lookaside(kcontext);
#endif
krb5_free_context(kcontext);
return errout;
}
int main(int argc, const char *argv[])
{
int opt;
poptContext pc;
int opt_daemon = 0;
int opt_interactive = 0;
int opt_version = 0;
char *opt_config_file = NULL;
int opt_debug = 0;
verto_ctx *vctx;
verto_ev *ev;
int vflags;
struct gssproxy_ctx *gpctx;
struct gp_sock_ctx *sock_ctx;
int wait_fd;
int ret;
int i;
struct poptOption long_options[] = {
POPT_AUTOHELP
{"daemon", 'D', POPT_ARG_NONE, &opt_daemon, 0, \
_("Become a daemon (default)"), NULL }, \
{"interactive", 'i', POPT_ARG_NONE, &opt_interactive, 0, \
_("Run interactive (not a daemon)"), NULL}, \
{"config", 'c', POPT_ARG_STRING, &opt_config_file, 0, \
_("Specify a non-default config file"), NULL}, \
{"debug", 'd', POPT_ARG_NONE, &opt_debug, 0, \
_("Enable debugging"), NULL}, \
{"version", '\0', POPT_ARG_NONE, &opt_version, 0, \
_("Print version number and exit"), NULL }, \
POPT_TABLEEND
};
pc = poptGetContext(argv[0], argc, argv, long_options, 0);
while((opt = poptGetNextOpt(pc)) != -1) {
switch(opt) {
default:
fprintf(stderr, "\nInvalid option %s: %s\n\n",
poptBadOption(pc, 0), poptStrerror(opt));
poptPrintUsage(pc, stderr, 0);
return 1;
}
}
if (opt_version) {
puts(VERSION""DISTRO_VERSION""PRERELEASE_VERSION);
return 0;
}
if (opt_debug) {
gp_debug_enable();
}
if (opt_daemon && opt_interactive) {
fprintf(stderr, "Option -i|--interactive is not allowed together with -D|--daemon\n");
poptPrintUsage(pc, stderr, 0);
return 1;
}
if (opt_interactive) {
opt_daemon = 2;
}
gpctx = calloc(1, sizeof(struct gssproxy_ctx));
gpctx->config = read_config(opt_config_file, opt_daemon);
if (!gpctx->config) {
exit(EXIT_FAILURE);
}
init_server(gpctx->config->daemonize, &wait_fd);
write_pid();
vctx = init_event_loop();
if (!vctx) {
fprintf(stderr, "Failed to initialize event loop. "
"Is there at least one libverto backend installed?\n");
return 1;
}
gpctx->vctx = vctx;
/* init main socket */
sock_ctx = init_unix_socket(gpctx, gpctx->config->socket_name);
if (!sock_ctx) {
return 1;
}
vflags = VERTO_EV_FLAG_PERSIST | VERTO_EV_FLAG_IO_READ;
ev = verto_add_io(vctx, vflags, accept_sock_conn, sock_ctx->fd);
if (!ev) {
return 1;
}
verto_set_private(ev, sock_ctx, NULL);
/* init secondary sockets */
for (i = 0; i < gpctx->config->num_svcs; i++) {
if (gpctx->config->svcs[i]->socket != NULL) {
sock_ctx = init_unix_socket(gpctx, gpctx->config->svcs[i]->socket);
if (!sock_ctx) {
return 1;
}
vflags = VERTO_EV_FLAG_PERSIST | VERTO_EV_FLAG_IO_READ;
ev = verto_add_io(vctx, vflags, accept_sock_conn, sock_ctx->fd);
if (!ev) {
return 1;
}
verto_set_private(ev, sock_ctx, NULL);
}
}
/* We need to tell nfsd that GSS-Proxy is available before it starts,
* as nfsd needs to know GSS-Proxy is in use before the first time it
* needs to call accept_sec_context. */
init_proc_nfsd(gpctx->config);
/* Now it is safe to tell the init system that we're done starting up,
* so it can continue with dependencies and start nfsd */
init_done(wait_fd);
ret = drop_privs(gpctx->config);
if (ret) {
exit(EXIT_FAILURE);
}
ret = gp_workers_init(gpctx);
if (ret) {
exit(EXIT_FAILURE);
}
verto_run(vctx);
gp_workers_free(gpctx->workers);
fini_server();
poptFreeContext(pc);
free_config(&gpctx->config);
return 0;
}
int
main(int argc, char *argv[])
{
OM_uint32 minor_status;
gss_buffer_desc in_buf;
gss_OID nt_krb5_name_oid = (gss_OID)GSS_KRB5_NT_PRINCIPAL_NAME;
auth_gssapi_name names[4];
kadm5_config_params params;
verto_ctx *vctx;
const char *pid_file = NULL;
char **db_args = NULL, **tmpargs;
int ret, i, db_args_size = 0, strong_random = 1, proponly = 0;
setlocale(LC_ALL, "");
setvbuf(stderr, NULL, _IONBF, 0);
names[0].name = names[1].name = names[2].name = names[3].name = NULL;
names[0].type = names[1].type = names[2].type = names[3].type =
nt_krb5_name_oid;
progname = (strrchr(argv[0], '/') != NULL) ? strrchr(argv[0], '/') + 1 :
argv[0];
memset(¶ms, 0, sizeof(params));
argc--, argv++;
while (argc) {
if (strcmp(*argv, "-x") == 0) {
argc--, argv++;
if (!argc)
usage();
db_args_size++;
tmpargs = realloc(db_args, sizeof(char *) * (db_args_size + 1));
if (tmpargs == NULL) {
fprintf(stderr, _("%s: cannot initialize. Not enough "
"memory\n"), progname);
exit(1);
}
db_args = tmpargs;
db_args[db_args_size - 1] = *argv;
db_args[db_args_size] = NULL;
} else if (strcmp(*argv, "-r") == 0) {
argc--, argv++;
if (!argc)
usage();
params.realm = *argv;
params.mask |= KADM5_CONFIG_REALM;
argc--, argv++;
continue;
} else if (strcmp(*argv, "-m") == 0) {
params.mkey_from_kbd = 1;
params.mask |= KADM5_CONFIG_MKEY_FROM_KBD;
} else if (strcmp(*argv, "-nofork") == 0) {
nofork = 1;
#ifdef USE_PASSWORD_SERVER
} else if (strcmp(*argv, "-passwordserver") == 0) {
kadm5_set_use_password_server();
#endif
#ifndef DISABLE_IPROP
} else if (strcmp(*argv, "-proponly") == 0) {
proponly = 1;
#endif
} else if (strcmp(*argv, "-port") == 0) {
argc--, argv++;
if (!argc)
usage();
params.kadmind_port = atoi(*argv);
params.mask |= KADM5_CONFIG_KADMIND_PORT;
} else if (strcmp(*argv, "-P") == 0) {
argc--, argv++;
if (!argc)
usage();
pid_file = *argv;
} else if (strcmp(*argv, "-W") == 0) {
strong_random = 0;
} else if (strcmp(*argv, "-p") == 0) {
argc--, argv++;
if (!argc)
usage();
kdb5_util = *argv;
} else if (strcmp(*argv, "-F") == 0) {
argc--, argv++;
if (!argc)
usage();
dump_file = *argv;
} else if (strcmp(*argv, "-K") == 0) {
argc--, argv++;
if (!argc)
usage();
kprop = *argv;
} else if (strcmp(*argv, "-k") == 0) {
argc--, argv++;
if (!argc)
usage();
kprop_port = *argv;
} else {
break;
}
argc--, argv++;
}
if (argc != 0)
usage();
ret = kadm5_init_krb5_context(&context);
if (ret) {
fprintf(stderr, _("%s: %s while initializing context, aborting\n"),
progname, error_message(ret));
exit(1);
}
krb5_klog_init(context, "admin_server", progname, 1);
ret = kadm5_init(context, "kadmind", NULL, NULL, ¶ms,
KADM5_STRUCT_VERSION, KADM5_API_VERSION_4, db_args,
&global_server_handle);
if (ret)
fail_to_start(ret, _("initializing"));
ret = kadm5_get_config_params(context, 1, ¶ms, ¶ms);
if (ret)
fail_to_start(ret, _("getting config parameters"));
if (!(params.mask & KADM5_CONFIG_REALM))
fail_to_start(0, _("Missing required realm configuration"));
if (!(params.mask & KADM5_CONFIG_ACL_FILE))
fail_to_start(0, _("Missing required ACL file configuration"));
ret = setup_loop(proponly, &vctx);
if (ret)
fail_to_start(ret, _("initializing network"));
names[0].name = build_princ_name(KADM5_ADMIN_SERVICE, params.realm);
names[1].name = build_princ_name(KADM5_CHANGEPW_SERVICE, params.realm);
if (names[0].name == NULL || names[1].name == NULL)
fail_to_start(0, _("Cannot build GSSAPI auth names"));
ret = setup_kdb_keytab();
if (ret)
fail_to_start(0, _("Cannot set up KDB keytab"));
if (svcauth_gssapi_set_names(names, 2) == FALSE)
fail_to_start(0, _("Cannot set GSSAPI authentication names"));
/* if set_names succeeded, this will too */
in_buf.value = names[1].name;
in_buf.length = strlen(names[1].name) + 1;
(void)gss_import_name(&minor_status, &in_buf, nt_krb5_name_oid,
&gss_changepw_name);
svcauth_gssapi_set_log_badauth2_func(log_badauth, NULL);
svcauth_gssapi_set_log_badverf_func(log_badverf, NULL);
svcauth_gssapi_set_log_miscerr_func(log_miscerr, NULL);
svcauth_gss_set_log_badauth2_func(log_badauth, NULL);
svcauth_gss_set_log_badverf_func(log_badverf, NULL);
svcauth_gss_set_log_miscerr_func(log_miscerr, NULL);
if (svcauth_gss_set_svc_name(GSS_C_NO_NAME) != TRUE)
fail_to_start(0, _("Cannot initialize GSSAPI service name"));
ret = acl_init(context, params.acl_file);
if (ret)
fail_to_start(ret, _("initializing ACL file"));
if (!nofork && daemon(0, 0) != 0)
fail_to_start(errno, _("spawning daemon process"));
if (pid_file != NULL) {
ret = write_pid_file(pid_file);
if (ret)
fail_to_start(ret, _("creating PID file"));
}
krb5_klog_syslog(LOG_INFO, _("Seeding random number generator"));
ret = krb5_c_random_os_entropy(context, strong_random, NULL);
if (ret)
fail_to_start(ret, _("getting random seed"));
if (params.iprop_enabled == TRUE) {
ulog_set_role(context, IPROP_MASTER);
ret = ulog_map(context, params.iprop_logfile, params.iprop_ulogsize);
if (ret)
fail_to_start(ret, _("mapping update log"));
if (nofork) {
fprintf(stderr,
_("%s: create IPROP svc (PROG=%d, VERS=%d)\n"),
progname, KRB5_IPROP_PROG, KRB5_IPROP_VERS);
}
}
if (kprop_port == NULL)
kprop_port = getenv("KPROP_PORT");
krb5_klog_syslog(LOG_INFO, _("starting"));
if (nofork)
fprintf(stderr, _("%s: starting...\n"), progname);
verto_run(vctx);
krb5_klog_syslog(LOG_INFO, _("finished, exiting"));
/* Clean up memory, etc */
svcauth_gssapi_unset_names();
kadm5_destroy(global_server_handle);
loop_free(vctx);
acl_finish(context);
(void)gss_release_name(&minor_status, &gss_changepw_name);
(void)gss_release_name(&minor_status, &gss_oldchangepw_name);
for (i = 0; i < 4; i++)
free(names[i].name);
krb5_klog_close(context);
krb5_free_context(context);
exit(2);
}
