Merge remote-tracking branch 'upstream/be' into be-llc

1 files changed, 123 insertions, 0 deletions

diff --git a/src/tools/irm/irm_register.c b/src/tools/irm/irm_register.c
new file mode 100644
index 00000000..67c81025
--- /dev/null
+++ b/src/tools/irm/irm_register.c
@@ -0,0 +1,123 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * Register AP's in DIFs
+ *
+ *    Dimitri Staessens <dimitri.staessens@intec.ugent.be>
+ *    Sander Vrijders   <sander.vrijders@intec.ugent.be>
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <ouroboros/config.h>
+#include <stdio.h>
+#include <ouroboros/irm.h>
+#include <ouroboros/common.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <signal.h>
+
+#include "irm_ops.h"
+#include "irm_utils.h"
+
+#define MAX_DIFS 128
+
+static void usage()
+{
+        printf("Usage: irm register\n"
+               "           n <name>\n"
+               "           apn <application process name>\n"
+               "           [api <application instance id>]\n"
+               "           [auto] (instantiate apn if not running)\n"
+               "           [dif <dif name to register with>]\n"
+               "           [... (maximum %d difs)]\n"
+               "           [-- <application arguments>]\n"
+               , MAX_DIFS);
+}
+
+
+int do_register(int argc, char ** argv)
+{
+        char * name = NULL;
+        char ** args = NULL;
+        char * difs[MAX_DIFS];
+        size_t difs_len = 0;
+        bool api_opt = false;
+        bool args_opt = false;
+        bool autoexec = false;
+        int i = argc;
+
+        instance_name_t api = {NULL, 0};
+
+        while (i > 0) {
+                if (matches(*argv, "name") == 0) {
+                        name = *(argv + 1);
+                } else if (matches(*argv, "apn") == 0) {
+                        api.name = *(argv + 1);
+                } else if (matches(*argv, "api") == 0) {
+                        api.id = atoi(*(argv + 1));
+                        api_opt = true;
+                } else if (strcmp(*argv, "auto") == 0) {
+                        autoexec = true;
+                        ++i;
+                        --argv;
+                } else if (strcmp(*argv, "--") == 0) {
+                        ++argv;
+                        --i;
+                        args_opt = true;
+                        break;
+                } else if (matches(*argv, "dif") == 0) {
+                        difs[difs_len++] = *(argv + 1);
+                        if (difs_len > MAX_DIFS) {
+                                printf("Too many difs specified\n");
+                                return -1;
+                        }
+                } else {
+                        printf("\"%s\" is unknown, try \"irm "
+                               "register\".\n", *argv);
+                        return -1;
+                }
+
+                i -= 2;
+                argv += 2;
+        }
+
+        if (name == NULL || api.name == NULL) {
+                usage();
+                return -1;
+        }
+
+        if (api_opt && kill(api.id, 0) < 0) {
+                printf("No application running with that pid.");
+                return -1;
+        }
+
+        if (api_opt && autoexec) {
+                printf("Instance is given, auto disabled.\n");
+                autoexec = false;
+        }
+
+        args = argv;
+
+        if (args_opt && api_opt) {
+                printf("Instance is given, args ignored.\n");
+                args = NULL;
+                i = 0;
+        }
+
+        return irm_reg(name, &api, i, args, autoexec, difs, difs_len);
+}