1 files changed, 116 insertions, 0 deletions
diff --git a/src/lib/testing_api_cmd_signal.c b/src/lib/testing_api_cmd_signal.c
new file mode 100644
index 000000000..f4fd8bb76
--- /dev/null
+++ b/src/lib/testing_api_cmd_signal.c
@@ -0,0 +1,116 @@
+/*
+  This file is part of TALER
+  (C) 2018 Taler Systems SA
+
+  TALER 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, or
+  (at your option) any later version.
+
+  TALER 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 TALER; see the file COPYING.  If not, see
+  <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file exchange-lib/testing_api_cmd_signal.c
+ * @brief command(s) to send signals to processes.
+ * @author Marcello Stanisci
+ */
+#include "platform.h"
+#include "taler_json_lib.h"
+#include <gnunet/gnunet_curl_lib.h>
+#include "exchange_api_handle.h"
+#include "taler_testing_lib.h"
+
+
+/**
+ * State for a "signal" CMD.
+ */
+struct SignalState
+{
+  /**
+   * The process to send the signal to.
+   */
+  struct GNUNET_OS_Process *process;
+
+  /**
+   * The signal to send to the process.
+   */
+  int signal;
+};
+
+/**
+ * Run the command.
+ *
+ * @param cls closure.
+ * @param cmd the command to execute.
+ * @param is the interpreter state.
+ */
+static void
+signal_run (void *cls,
+            const struct TALER_TESTING_Command *cmd,
+            struct TALER_TESTING_Interpreter *is)
+{
+  struct SignalState *ss = cls;
+
+  GNUNET_break (0 == GNUNET_OS_process_kill
+    (ss->process, ss->signal));
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+              "Signaling '%d'..\n",
+              ss->signal);
+  sleep (6);
+  TALER_TESTING_interpreter_next (is);
+}
+
+
+/**
+ * Cleanup the state from a "signal" CMD.
+ *
+ * @param cls closure.
+ * @param cmd the command which is being cleaned up.
+ */
+static void
+signal_cleanup (void *cls,
+                const struct TALER_TESTING_Command *cmd)
+{
+  struct SignalState *ss = cls;
+
+  GNUNET_free (ss);
+}
+
+
+/**
+ * Create a "signal" CMD.
+ *
+ * @param label command label.
+ * @param process handle to the process to signal.
+ * @param signal signal to send.
+ *
+ * @return the command.
+ */
+struct TALER_TESTING_Command
+TALER_TESTING_cmd_signal (const char *label,
+                          struct GNUNET_OS_Process *process,
+                          int signal)
+{
+  struct SignalState *ss;
+
+  ss = GNUNET_new (struct SignalState);
+  ss->process = process;
+  ss->signal = signal;
+
+
+  struct TALER_TESTING_Command cmd = {
+    .cls = ss,
+    .label = label,
+    .run = &signal_run,
+    .cleanup = &signal_cleanup
+  };
+
+  return cmd;
+}