Server initialization helpers

3 files changed, 167 insertions, 3 deletions

diff --git a/proxy/src/gp_init.c b/proxy/src/gp_init.c
new file mode 100644
index 0000000..eed0380
--- /dev/null
+++ b/proxy/src/gp_init.c
@@ -0,0 +1,107 @@
+/*
+   GSS-PROXY
+
+   Copyright (C) 2011 Red Hat, Inc.
+   Copyright (C) 2011 Simo Sorce <simo.sorce@redhat.com>
+
+   Permission is hereby granted, free of charge, to any person obtaining a
+   copy of this software and associated documentation files (the "Software"),
+   to deal in the Software without restriction, including without limitation
+   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+   and/or sell copies of the Software, and to permit persons to whom the
+   Software is furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+   DEALINGS IN THE SOFTWARE.
+*/
+
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <locale.h>
+#include <syslog.h>
+#include <signal.h>
+#include "gp_utils.h"
+
+void init_server(void)
+{
+
+    /* Set strict umask by default */
+    umask(0177);
+
+    /* Set up neutral locale */
+    setlocale(LC_ALL, "");
+
+    openlog("gssproxy",
+            LOG_CONS|LOG_NDELAY|LOG_NOWAIT|LOG_PERROR|LOG_PID,
+            LOG_AUTHPRIV);
+
+}
+
+void fini_server(void)
+{
+    closelog();
+}
+
+static void break_loop(verto_ctx *vctx, verto_ev *ev)
+{
+    syslog(LOG_WARNING, "Exiting after receiving a signal");
+    verto_break(vctx);
+}
+
+static void reload_conf(verto_ctx *vctx, verto_ev *ev)
+{
+    syslog(LOG_INFO, "Reloading configuration after receiving a signal");
+    /* TODO */
+}
+
+verto_ctx *init_event_loop(void)
+{
+    verto_ctx *vctx;
+    verto_ev *ev;
+
+    vctx = verto_default(NULL,
+                         VERTO_EV_TYPE_IO |
+                         VERTO_EV_TYPE_SIGNAL |
+                         VERTO_EV_TYPE_TIMEOUT);
+    if (!vctx) {
+        return NULL;
+    }
+
+    ev = verto_add_signal(vctx, VERTO_EV_FLAG_PERSIST, break_loop, SIGINT);
+    if (!ev) {
+        verto_free(vctx);
+        return NULL;
+    }
+    ev = verto_add_signal(vctx, VERTO_EV_FLAG_PERSIST, break_loop, SIGTERM);
+    if (!ev) {
+        verto_free(vctx);
+        return NULL;
+    }
+    ev = verto_add_signal(vctx, VERTO_EV_FLAG_PERSIST, break_loop, SIGQUIT);
+    if (!ev) {
+        verto_free(vctx);
+        return NULL;
+    }
+    ev = verto_add_signal(vctx, VERTO_EV_FLAG_PERSIST, reload_conf, SIGHUP);
+    if (!ev) {
+        verto_free(vctx);
+        return NULL;
+    }
+    ev = verto_add_signal(vctx, VERTO_EV_FLAG_PERSIST, VERTO_SIG_IGN, SIGPIPE);
+    if (!ev) {
+        verto_free(vctx);
+        return NULL;
+    }
+
+    return vctx;
+}
+
diff --git a/proxy/src/gp_utils.h b/proxy/src/gp_utils.h
new file mode 100644
index 0000000..51d62e7
--- /dev/null
+++ b/proxy/src/gp_utils.h
@@ -0,0 +1,39 @@
+/*
+   GSS-PROXY
+
+   Copyright (C) 2011 Red Hat, Inc.
+   Copyright (C) 2011 Simo Sorce <simo.sorce@redhat.com>
+
+   Permission is hereby granted, free of charge, to any person obtaining a
+   copy of this software and associated documentation files (the "Software"),
+   to deal in the Software without restriction, including without limitation
+   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+   and/or sell copies of the Software, and to permit persons to whom the
+   Software is furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+   DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef _SRV_UTILS_H_
+#define _SRV_UTILS_H_
+
+#include <libintl.h>
+#include "verto.h"
+
+#define _(STRING) gettext(STRING)
+
+/* from gp_init.c */
+void init_server(void);
+void fini_server(void);
+verto_ctx *init_event_loop(void);
+
+#endif /* _SRV_UTILS_H_ */
diff --git a/proxy/src/gssproxy.c b/proxy/src/gssproxy.c
index ca9d533..d128d2b 100644
--- a/proxy/src/gssproxy.c
+++ b/proxy/src/gssproxy.c
@@ -24,10 +24,8 @@
 */
 
 #include "config.h"
-#include <libintl.h>
 #include "popt.h"
-
-#define _(STRING) gettext(STRING)
+#include "gp_utils.h"
 
 int main(int argc, const char *argv[])
 {
@@ -38,6 +36,10 @@ int main(int argc, const char *argv[])
     int opt_version = 0;
     char *opt_config_file = NULL;
     char *config_file = NULL;
+    verto_ctx *vctx;
+    verto_ev *ev;
+    int vflags;
+    int fd;
 
     struct poptOption long_options[] = {
         POPT_AUTOHELP
@@ -87,5 +89,21 @@ int main(int argc, const char *argv[])
      * 5. Profit
      */
 
+    init_server();
+
+    fd = init_unix_socket(GSS_PROXY_SOCKET_NAME);
+    if (fd == -1) {
+        return 1;
+    }
+
+    vctx = init_event_loop();
+    if (!vctx) {
+        return 1;
+    }
+
+    verto_run(vctx);
+
+    fini_server();
+
     return 0;
 }