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authorJakub Hrozek <jhrozek@redhat.com>2013-10-02 14:59:35 +0200
committerJakub Hrozek <jhrozek@redhat.com>2014-04-04 14:05:50 +0200
commitcb4d5b588e704114b7090678752d33512baa718e (patch)
treeff637857b795a31fcd52e1b9ff5ddbae742d4969 /src/responder/ifp
parent03fb48fdaa7ed95ecb38ecc43a6d221ff2cfd950 (diff)
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IFP: Re-add the InfoPipe server
Related: https://fedorahosted.org/sssd/ticket/2072 This commit only adds the responder and the needed plumbing. No DBus related code is in yet.
Diffstat (limited to 'src/responder/ifp')
-rw-r--r--src/responder/ifp/ifp_private.h35
-rw-r--r--src/responder/ifp/ifpsrv.c227
-rw-r--r--src/responder/ifp/ifpsrv_cmd.c32
3 files changed, 294 insertions, 0 deletions
diff --git a/src/responder/ifp/ifp_private.h b/src/responder/ifp/ifp_private.h
new file mode 100644
index 000000000..32c7281ea
--- /dev/null
+++ b/src/responder/ifp/ifp_private.h
@@ -0,0 +1,35 @@
+/*
+ Authors:
+ Jakub Hrozek <jhrozek@redhat.com>
+ Stephen Gallagher <sgallagh@redhat.com>
+
+ Copyright (C) 2013 Red Hat
+
+ InfoPipe responder: A private header
+
+ 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/>.
+*/
+
+#ifndef _IFPSRV_PRIVATE_H_
+#define _IFPSRV_PRIVATE_H_
+
+#include "responder/common/responder.h"
+#include "providers/data_provider.h"
+
+struct ifp_ctx {
+ struct resp_ctx *rctx;
+ struct sss_names_ctx *snctx;
+};
+
+#endif /* _IFPSRV_PRIVATE_H_ */
diff --git a/src/responder/ifp/ifpsrv.c b/src/responder/ifp/ifpsrv.c
new file mode 100644
index 000000000..06434c328
--- /dev/null
+++ b/src/responder/ifp/ifpsrv.c
@@ -0,0 +1,227 @@
+/*
+ Authors:
+ Jakub Hrozek <jhrozek@redhat.com>
+
+ Copyright (C) 2013 Red Hat
+
+ InfoPipe responder: the responder server
+
+ 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 <dbus/dbus.h>
+
+#include "util/util.h"
+#include "sbus/sssd_dbus.h"
+#include "monitor/monitor_interfaces.h"
+#include "confdb/confdb.h"
+#include "responder/ifp/ifp_private.h"
+#include "responder/common/responder_sbus.h"
+
+struct mon_cli_iface monitor_ifp_methods = {
+ { &mon_cli_iface_meta, 0 },
+ .ping = monitor_common_pong,
+ .resInit = monitor_common_res_init,
+ .shutDown = NULL,
+ .goOffline = NULL,
+ .resetOffline = NULL,
+ .rotateLogs = responder_logrotate,
+};
+
+static struct data_provider_iface ifp_dp_methods = {
+ { &data_provider_iface_meta, 0 },
+ .RegisterService = NULL,
+ .pamHandler = NULL,
+ .sudoHandler = NULL,
+ .autofsHandler = NULL,
+ .hostHandler = NULL,
+ .getDomains = NULL,
+ .getAccountInfo = NULL,
+};
+
+struct sss_cmd_table *get_ifp_cmds(void)
+{
+ static struct sss_cmd_table ifp_cmds[] = {
+ { SSS_GET_VERSION, sss_cmd_get_version },
+ { SSS_CLI_NULL, NULL}
+ };
+
+ return ifp_cmds;
+}
+
+static void ifp_dp_reconnect_init(struct sbus_connection *conn,
+ int status, void *pvt)
+{
+ struct be_conn *be_conn = talloc_get_type(pvt, struct be_conn);
+ int ret;
+
+ /* Did we reconnect successfully? */
+ if (status == SBUS_RECONNECT_SUCCESS) {
+ DEBUG(SSSDBG_TRACE_FUNC, "Reconnected to the Data Provider.\n");
+
+ /* Identify ourselves to the data provider */
+ ret = dp_common_send_id(be_conn->conn,
+ DATA_PROVIDER_VERSION,
+ "InfoPipe");
+ /* all fine */
+ if (ret == EOK) {
+ handle_requests_after_reconnect(be_conn->rctx);
+ return;
+ }
+ }
+
+ /* Failed to reconnect */
+ DEBUG(SSSDBG_FATAL_FAILURE, "Could not reconnect to %s provider.\n",
+ be_conn->domain->name);
+}
+
+int ifp_process_init(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct confdb_ctx *cdb)
+{
+ struct resp_ctx *rctx;
+ struct sss_cmd_table *ifp_cmds;
+ struct ifp_ctx *ifp_ctx;
+ struct be_conn *iter;
+ int ret;
+ int max_retries;
+
+ ifp_cmds = get_ifp_cmds();
+ ret = sss_process_init(mem_ctx, ev, cdb,
+ ifp_cmds,
+ SSS_IFP_SOCKET_NAME, NULL,
+ CONFDB_IFP_CONF_ENTRY,
+ SSS_IFP_SBUS_SERVICE_NAME,
+ SSS_IFP_SBUS_SERVICE_VERSION,
+ &monitor_ifp_methods,
+ "InfoPipe",
+ &ifp_dp_methods.vtable,
+ &rctx);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_FATAL_FAILURE, "sss_process_init() failed\n");
+ return ret;
+ }
+
+ ifp_ctx = talloc_zero(rctx, struct ifp_ctx);
+ if (ifp_ctx == NULL) {
+ DEBUG(SSSDBG_FATAL_FAILURE, "fatal error initializing ifp_ctx\n");
+ ret = ENOMEM;
+ goto fail;
+ }
+
+ ifp_ctx->rctx = rctx;
+ ifp_ctx->rctx->pvt_ctx = ifp_ctx;
+
+ ret = sss_names_init_from_args(ifp_ctx,
+ "(?P<name>[^@]+)@?(?P<domain>[^@]*$)",
+ "%1$s@%2$s", &ifp_ctx->snctx);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_FATAL_FAILURE, "fatal error initializing regex data\n");
+ goto fail;
+ }
+
+ /* Enable automatic reconnection to the Data Provider */
+ ret = confdb_get_int(ifp_ctx->rctx->cdb,
+ CONFDB_IFP_CONF_ENTRY,
+ CONFDB_SERVICE_RECON_RETRIES,
+ 3, &max_retries);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_FATAL_FAILURE,
+ "Failed to set up automatic reconnection\n");
+ goto fail;
+ }
+
+ for (iter = ifp_ctx->rctx->be_conns; iter; iter = iter->next) {
+ sbus_reconnect_init(iter->conn, max_retries,
+ ifp_dp_reconnect_init, iter);
+ }
+
+ ret = schedule_get_domains_task(rctx, rctx->ev, rctx);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_FATAL_FAILURE, "schedule_get_domains_tasks failed.\n");
+ goto fail;
+ }
+
+ DEBUG(SSSDBG_TRACE_FUNC, "InfoPipe Initialization complete\n");
+ return EOK;
+
+fail:
+ talloc_free(rctx);
+ return ret;
+}
+
+int main(int argc, const char *argv[])
+{
+ int opt;
+ poptContext pc;
+ struct main_context *main_ctx;
+ int ret;
+
+ struct poptOption long_options[] = {
+ POPT_AUTOHELP
+ SSSD_MAIN_OPTS
+ POPT_TABLEEND
+ };
+
+ /* Set debug level to invalid value so we can deside if -d 0 was used. */
+ debug_level = SSSDBG_INVALID;
+
+ 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);
+
+ DEBUG_INIT(debug_level);
+
+ /* set up things like debug, signals, daemonization, etc... */
+ debug_log_file = "sssd_ifp";
+
+ ret = server_setup("sssd[ifp]", 0, CONFDB_IFP_CONF_ENTRY, &main_ctx);
+ if (ret != EOK) return 2;
+
+ ret = die_if_parent_died();
+ if (ret != EOK) {
+ /* This is not fatal, don't return */
+ DEBUG(SSSDBG_MINOR_FAILURE,
+ "Could not set up to exit when parent process does\n");
+ }
+
+ ret = ifp_process_init(main_ctx,
+ main_ctx->event_ctx,
+ main_ctx->confdb_ctx);
+ if (ret != EOK) return 3;
+
+ /* loop on main */
+ server_loop(main_ctx);
+ return 0;
+}
diff --git a/src/responder/ifp/ifpsrv_cmd.c b/src/responder/ifp/ifpsrv_cmd.c
new file mode 100644
index 000000000..b9641ff60
--- /dev/null
+++ b/src/responder/ifp/ifpsrv_cmd.c
@@ -0,0 +1,32 @@
+/*
+ Authors:
+ Jakub Hrozek <jhrozek@redhat.com>
+
+ Copyright (C) 2013 Red Hat
+
+ InfoPipe responder: the responder commands
+
+ 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 "responder/ifp/ifp_private.h"
+
+struct cli_protocol_version *register_cli_protocol_version(void)
+{
+ static struct cli_protocol_version ssh_cli_protocol_version[] = {
+ {0, NULL, NULL}
+ };
+
+ return ssh_cli_protocol_version;
+}