* main.c : draft of jails handling

src/main.c

@@ -6,7 +6,77 @@
 #include "jail.h"
 #include "backend.h"
 
-int main() {
-    printf("Hello world!\n");
-    return 0;
+#include <getopt.h>
+
+void usage(int exitcode) {
+  fprintf(stderr, "Usage: f2b -c <config>\n");
+  exit(exitcode);
+}
+
+int main(int argc, char *argv[]) {
+  f2b_config_t *config  = NULL;
+  f2b_config_section_t *section = NULL;
+  f2b_jail_t *jails = NULL;
+  f2b_jail_t *jail  = NULL;
+  char *config_file = NULL;
+  char opt = '\0';
+  bool run = true;
+
+  while ((opt = getopt(argc, argv, "c:h")) != -1) {
+    switch (opt) {
+      case 'c':
+        config_file = optarg;
+        break;
+      case 'h':
+        usage(EXIT_SUCCESS);
+        break;
+      default:
+        usage(EXIT_FAILURE);
+        break;
+    }
+  }
+
+  if (!config_file)
+    usage(EXIT_FAILURE);
+  if ((config = f2b_config_load(config_file)) == NULL) {
+    f2b_log_msg(log_error, "can't load config from '%s'", config_file);
+    return EXIT_FAILURE;
+  }
+
+  if (config->defaults)
+    f2b_jail_set_defaults(config->defaults);
+
+  for (section = config->jails; section != NULL; section = section->next) {
+    if ((jail = f2b_jail_create(section)) == NULL) {
+      f2b_log_msg(log_error, "can't create jail '%s'", section->name);
+      continue;
+    }
+    if (!jail->enabled) {
+      f2b_log_msg(log_debug, "ignoring disabled jail '%s'", jail->name);
+      free(jail);
+      continue;
+    }
+    if (!f2b_jail_init(jail, config)) {
+      f2b_log_msg(log_error, "can't init jail '%s'", section->name);
+      free(jail);
+      continue;
+    }
+    jail->next = jails;
+    jails = jail;
+  }
+  f2b_config_free(config);
+
+  if (!jails) {
+    f2b_log_msg(log_error, "no jails configured");
+    return EXIT_FAILURE;
+  }
+
+  while (run) {
+    for (jail = jails; jail != NULL; jail = jail->next) {
+      f2b_jail_process(jail);
+    }
+    sleep(1);
+  }
+
+  return EXIT_SUCCESS;
 }