1 files changed, 143 insertions, 0 deletions
diff --git a/src/fluent-bit/lib/monkey/fuzz/mk_fuzz_me.c b/src/fluent-bit/lib/monkey/fuzz/mk_fuzz_me.c
new file mode 100644
index 000000000..0a88d3f1f
--- /dev/null
+++ b/src/fluent-bit/lib/monkey/fuzz/mk_fuzz_me.c
@@ -0,0 +1,143 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+#include <monkey/mk_lib.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <unistd.h>
+
+#define API_ADDR   "127.0.0.1"
+#define API_PORT   "8080"
+
+/* Main context set as global so the signal handler can use it */
+mk_ctx_t *ctx;
+
+void cb_main(mk_request_t *request, void *data)
+{
+    (void) data;
+
+    mk_http_status(request, 200);
+    mk_http_header(request, "X-Monkey", 8, "OK", 2);
+    mk_http_send(request, ":)\n", 3, NULL);
+    mk_http_done(request);
+}
+
+void cb_test_chunks(mk_request_t *request, void *data)
+{
+    int i = 0;
+    int len;
+    char tmp[32];
+    (void) data;
+
+    mk_http_status(request, 200);
+    mk_http_header(request, "X-Monkey", 8, "OK", 2);
+
+    for (i = 0; i < 1000; i++) {
+        len = snprintf(tmp, sizeof(tmp) -1, "test-chunk %6i\n ", i);
+        mk_http_send(request, tmp, len, NULL);
+    }
+    mk_http_done(request);
+}
+
+void cb_test_big_chunk(mk_request_t *request, void *data)
+{
+    size_t chunk_size = 1024000000;
+    char *chunk;
+    (void) data;
+
+    mk_http_status(request, 200);
+    mk_http_header(request, "X-Monkey", 8, "OK", 2);
+
+    chunk = calloc(1, chunk_size);
+    mk_http_send(request, chunk, chunk_size, NULL);
+    free(chunk);
+    mk_http_done(request);
+}
+
+
+static void signal_handler(int signal)
+{
+    write(STDERR_FILENO, "[engine] caught signal\n", 23);
+
+    switch (signal) {
+    case SIGTERM:
+    case SIGINT:
+        mk_stop(ctx);
+        mk_destroy(ctx);
+        _exit(EXIT_SUCCESS);
+    default:
+        break;
+    }
+}
+
+static void signal_init()
+{
+    signal(SIGINT,  &signal_handler);
+    signal(SIGTERM, &signal_handler);
+}
+
+static void cb_queue_message(mk_mq_t *queue, void *data, size_t size, void *ctx)
+{
+    size_t i;
+    char *buf;
+    (void) ctx;
+    (void) queue;
+
+    printf("=== cb queue message === \n");
+    printf(" => %lu bytes\n", size);
+    printf(" => ");
+
+    buf = data;
+    for (i = 0; i < size; i++) {
+        printf("%c", buf[i]);
+    }
+    printf("\n\n");
+}
+
+
+HFND_FUZZING_ENTRY_FUNCTION(int argc, const char *const *argv)
+{
+    int i = 0;
+    int len;
+    int vid;
+    int qid;
+    char msg[800000];
+
+    signal_init();
+
+    ctx = mk_create();
+    if (!ctx) {
+        return -1;
+    }
+
+    /* Create a message queue and a callback for each message */
+    qid = mk_mq_create(ctx, "/data", cb_queue_message, NULL);
+
+    mk_config_set(ctx,
+                  "Listen", API_PORT,
+                  NULL);
+
+    vid = mk_vhost_create(ctx, NULL);
+    mk_vhost_set(ctx, vid,
+                 "Name", "monotop",
+                 NULL);
+    mk_vhost_handler(ctx, vid, "/test_chunks", cb_test_chunks, NULL);
+    mk_vhost_handler(ctx, vid, "/test_big_chunk", cb_test_big_chunk, NULL);
+    mk_vhost_handler(ctx, vid, "/", cb_main, NULL);
+
+    mk_info("Service: http://%s:%s/test_chunks",  API_ADDR, API_PORT);
+    mk_start(ctx);
+
+    for (i = 0; i < 5; i++) {
+        len = snprintf(msg, sizeof(msg) - 1, "[...] message ID: %i\n", i);
+        mk_mq_send(ctx, qid, &msg, len);
+    }
+
+    sleep(3600);
+
+    mk_stop(ctx);
+    mk_destroy(ctx);
+
+    return 0;
+}