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Diffstat (limited to 'server/responder/pam/pamsrv.c')
| -rw-r--r-- | server/responder/pam/pamsrv.c | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/server/responder/pam/pamsrv.c b/server/responder/pam/pamsrv.c new file mode 100644 index 000000000..b6593bcff --- /dev/null +++ b/server/responder/pam/pamsrv.c @@ -0,0 +1,171 @@ +/* + SSSD + + PAM Responder + + Copyright (C) Simo Sorce <ssorce@redhat.com> 2008 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include <stdio.h> +#include <unistd.h> +#include <fcntl.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/socket.h> +#include <sys/un.h> +#include <string.h> +#include <sys/time.h> +#include <errno.h> +#include "popt.h" +#include "util/util.h" +#include "db/sysdb.h" +#include "confdb/confdb.h" +#include "dbus/dbus.h" +#include "sbus/sssd_dbus.h" +#include "util/btreemap.h" +#include "responder/common/responder_packet.h" +#include "responder/common/responder_cmd.h" +#include "responder/common/responder_common.h" +#include "providers/data_provider.h" +#include "monitor/monitor_sbus.h" +#include "monitor/monitor_interfaces.h" +#include "sbus/sbus_client.h" +#include "responder/pam/pamsrv.h" + +#define SSS_PAM_PIPE_NAME "pam" +#define PAM_SBUS_SERVICE_VERSION 0x0001 +#define PAM_SBUS_SERVICE_NAME "pam" +#define CONFDB_SOCKET_PATH "config/services/pam" + +static int service_identity(DBusMessage *message, struct sbus_conn_ctx *sconn); +static int service_pong(DBusMessage *message, struct sbus_conn_ctx *sconn); +static int service_reload(DBusMessage *message, struct sbus_conn_ctx *sconn); + +struct sbus_method sss_sbus_methods[] = { + {SERVICE_METHOD_IDENTITY, service_identity}, + {SERVICE_METHOD_PING, service_pong}, + {SERVICE_METHOD_RELOAD, service_reload}, + {NULL, NULL} +}; + +static int service_identity(DBusMessage *message, struct sbus_conn_ctx *sconn) +{ + dbus_uint16_t version = PAM_SBUS_SERVICE_VERSION; + const char *name = PAM_SBUS_SERVICE_NAME; + DBusMessage *reply; + dbus_bool_t ret; + + DEBUG(4,("Sending ID reply: (%s,%d)\n", name, version)); + + reply = dbus_message_new_method_return(message); + if (!reply) return ENOMEM; + + ret = dbus_message_append_args(reply, + DBUS_TYPE_STRING, &name, + DBUS_TYPE_UINT16, &version, + DBUS_TYPE_INVALID); + if (!ret) { + dbus_message_unref(reply); + return EIO; + } + + /* send reply back */ + sbus_conn_send_reply(sconn, reply); + dbus_message_unref(reply); + + return EOK; +} + +static int service_pong(DBusMessage *message, struct sbus_conn_ctx *sconn) +{ + DBusMessage *reply; + dbus_bool_t ret; + + reply = dbus_message_new_method_return(message); + if (!reply) return ENOMEM; + + ret = dbus_message_append_args(reply, DBUS_TYPE_INVALID); + if (!ret) { + return EIO; + } + + /* send reply back */ + sbus_conn_send_reply(sconn, reply); + dbus_message_unref(reply); + + return EOK; +} + +static int service_reload(DBusMessage *message, struct sbus_conn_ctx *sconn) { + /* Monitor calls this function when we need to reload + * our configuration information. Perform whatever steps + * are needed to update the configuration objects. + */ + + /* Send an empty reply to acknowledge receipt */ + return service_pong(message, sconn); +} + +int main(int argc, const char *argv[]) +{ + int opt; + poptContext pc; + struct main_context *main_ctx; + int ret; + struct sbus_method *pam_dp_methods; + struct sss_cmd_table *sss_cmds; + + struct poptOption long_options[] = { + POPT_AUTOHELP + SSSD_MAIN_OPTS + { NULL } + }; + + 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; + } + } + + poptFreeContext(pc); + + /* set up things like debug , signals, daemonization, etc... */ + ret = server_setup("sssd[pam]", 0, &main_ctx); + if (ret != EOK) return 2; + + pam_dp_methods = register_pam_dp_methods(); + sss_cmds = register_sss_cmds(); + ret = sss_process_init(main_ctx, + main_ctx->event_ctx, + main_ctx->confdb_ctx, + sss_sbus_methods, + sss_cmds, + SSS_PAM_PIPE_NAME, + CONFDB_SOCKET_PATH, + pam_dp_methods); + if (ret != EOK) return 3; + + /* loop on main */ + server_loop(main_ctx); + + return 0; +} + |