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authorStephen Gallagher <sgallagh@redhat.com>2009-01-26 10:36:18 -0500
committerSimo Sorce <idra@samba.org>2009-01-27 11:44:12 -0500
commit133eafbed79bb1ca27604c4fea122b55ec998e9d (patch)
tree185b58e2a802a7f605c1b13234abe74eef28e0a9 /server/infopipe
parent9dbee539a4c7e04e7cf41f3bfb16ef7c28274fcc (diff)
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Add skeleton for InfoPipe service
Diffstat (limited to 'server/infopipe')
-rw-r--r--server/infopipe/infopipe.c191
-rw-r--r--server/infopipe/infopipe.h28
2 files changed, 219 insertions, 0 deletions
diff --git a/server/infopipe/infopipe.c b/server/infopipe/infopipe.c
new file mode 100644
index 00000000..14e0354f
--- /dev/null
+++ b/server/infopipe/infopipe.c
@@ -0,0 +1,191 @@
+/*
+ SSSD
+
+ InfoPipe
+
+ Copyright (C) Stephen Gallagher <sgallagh@redhat.com> 2009
+
+ 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/>.
+*/
+#define _GNU_SOURCE
+#include <stdlib.h>
+#include <stdio.h>
+#include "popt.h"
+#include "infopipe.h"
+#include "util/util.h"
+#include "sbus/sbus_client.h"
+#include "monitor/monitor_sbus.h"
+#include "monitor/monitor_interfaces.h"
+
+struct infp_ctx {
+ struct event_context *ev;
+ struct confdb_ctx *cdb;
+ struct service_sbus_ctx *ss_ctx;
+ struct sbus_srv_ctx *sbus_srv;
+};
+
+static int service_identity(DBusMessage *message, void *data, DBusMessage **r)
+{
+ dbus_uint16_t version = INFOPIPE_VERSION;
+ const char *name = INFOPIPE_SERVICE_NAME;
+ DBusMessage *reply;
+ dbus_bool_t ret;
+
+ DEBUG(4, ("Sending identity data [%s,%d]\n", name, version));
+
+ reply = dbus_message_new_method_return(message);
+ ret = dbus_message_append_args(reply,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_UINT16, &version,
+ DBUS_TYPE_INVALID);
+ if (!ret) {
+ return EIO;
+ }
+
+ *r = reply;
+ return EOK;
+}
+
+static int service_pong(DBusMessage *message, void *data, DBusMessage **r)
+{
+ DBusMessage *reply;
+ dbus_bool_t ret;
+
+ reply = dbus_message_new_method_return(message);
+ ret = dbus_message_append_args(reply, DBUS_TYPE_INVALID);
+ if (!ret) {
+ return EIO;
+ }
+
+ *r = reply;
+ return EOK;
+}
+
+static int service_reload(DBusMessage *message, void *data, DBusMessage **r) {
+ /* 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, data, r);
+}
+
+struct sbus_method mon_sbus_methods[] = {
+ { SERVICE_METHOD_IDENTITY, service_identity },
+ { SERVICE_METHOD_PING, service_pong },
+ { SERVICE_METHOD_RELOAD, service_reload },
+ { NULL, NULL }
+};
+
+static int infp_monitor_init(struct infp_ctx *infp_ctx)
+{
+ int ret;
+ char *sbus_address;
+ struct service_sbus_ctx *ss_ctx;
+ struct sbus_method_ctx *sm_ctx;
+
+ /* Set up SBUS connection to the monitor */
+ ret = monitor_get_sbus_address(infp_ctx, infp_ctx->cdb, &sbus_address);
+ if (ret != EOK) {
+ DEBUG(0, ("Could not locate monitor address.\n"));
+ return ret;
+ }
+
+ ret = monitor_init_sbus_methods(infp_ctx, mon_sbus_methods, &sm_ctx);
+ if (ret != EOK) {
+ DEBUG(0, ("Could not initialize SBUS methods.\n"));
+ return ret;
+ }
+
+ ret = sbus_client_init(infp_ctx, infp_ctx->ev,
+ sbus_address, sm_ctx,
+ NULL /* Private Data */,
+ NULL /* Destructor */,
+ &ss_ctx);
+ if (ret != EOK) {
+ DEBUG(0, ("Failed to connect to monitor services.\n"));
+ return ret;
+ }
+
+ /* Set up InfoPipe-specific listeners */
+ /* None currently used */
+
+ infp_ctx->ss_ctx = ss_ctx;
+
+ return EOK;
+}
+
+static int infp_process_init(TALLOC_CTX *mem_ctx,
+ struct event_context *ev,
+ struct confdb_ctx *cdb)
+{
+ struct infp_ctx *infp_ctx;
+ int ret;
+
+ infp_ctx = talloc_zero(mem_ctx, struct infp_ctx);
+ if (infp_ctx == NULL) {
+ DEBUG(0, ("Fatal error initializing infp_ctx\n"));
+ return ENOMEM;
+ }
+ infp_ctx->ev = ev;
+ infp_ctx->cdb = cdb;
+
+ ret = infp_monitor_init(infp_ctx);
+ if (ret != EOK) {
+ DEBUG(0, ("Fatal error setting up monitor bus\n"));
+ }
+ 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
+ { 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[infp]", 0, &main_ctx);
+ if (ret != EOK) return 2;
+
+ ret = infp_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/server/infopipe/infopipe.h b/server/infopipe/infopipe.h
new file mode 100644
index 00000000..c888b1da
--- /dev/null
+++ b/server/infopipe/infopipe.h
@@ -0,0 +1,28 @@
+/*
+ SSSD
+
+ InfoPipe
+
+ Copyright (C) Stephen Gallagher <sgallagh@redhat.com> 2009
+
+ 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 INFOPIPE_H_
+#define INFOPIPE_H_
+
+#define INFOPIPE_VERSION 0x0001
+#define INFOPIPE_SERVICE_NAME "infp"
+
+#endif /* INFOPIPE_H_ */