Merging upstream version 1.45.3+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 109 insertions, 0 deletions

diff --git a/src/fluent-bit/examples/out_lib/CMakeLists.txt b/src/fluent-bit/examples/out_lib/CMakeLists.txt
new file mode 100644
index 000000000..db04ff1c1
--- /dev/null
+++ b/src/fluent-bit/examples/out_lib/CMakeLists.txt
@@ -0,0 +1,9 @@
+set(src
+  ${src}
+  out_lib.c
+  )
+
+find_package (Threads)
+add_executable(out_lib ${src})
+target_link_libraries(out_lib fluent-bit-shared)
+target_link_libraries(out_lib ${CMAKE_THREAD_LIBS_INIT})
diff --git a/src/fluent-bit/examples/out_lib/README.md b/src/fluent-bit/examples/out_lib/README.md
new file mode 100644
index 000000000..f9fc5a4e7
--- /dev/null
+++ b/src/fluent-bit/examples/out_lib/README.md
@@ -0,0 +1,6 @@
+# Fluent Bit / Hello World
+
+This tool uses the Fluent Bit library version to flush data to one of the
+registered outputs.
+
+When using Fluent Bit as a library means the caller becomes the input.
diff --git a/src/fluent-bit/examples/out_lib/out_lib.c b/src/fluent-bit/examples/out_lib/out_lib.c
new file mode 100644
index 000000000..ada207b0c
--- /dev/null
+++ b/src/fluent-bit/examples/out_lib/out_lib.c
@@ -0,0 +1,94 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/*  Fluent Bit Demo
+ *  ===============
+ *  Copyright (C) 2015-2017 Treasure Data Inc.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#include <fluent-bit.h>
+#include <msgpack.h>
+
+int my_stdout_json(void *record, size_t size, void *data)
+{
+    printf("[%s]",__FUNCTION__);
+    printf("%s",(char*)record);
+    printf("\n");
+
+    flb_lib_free(record);
+    return 0;
+}
+
+int my_stdout_msgpack(void* data, size_t size)
+{
+    printf("[%s]",__FUNCTION__);
+    msgpack_object_print(stdout, *(msgpack_object*)data);
+    printf("\n");
+
+    flb_lib_free(data);
+    return 0;
+}
+
+int main()
+{
+    int i;
+    int n;
+    char tmp[256];
+    flb_ctx_t *ctx;
+    struct flb_lib_out_cb callback;
+    int in_ffd;
+    int out_ffd;
+
+    /* Initialize library */
+    ctx = flb_create();
+    if (!ctx) {
+        exit(EXIT_FAILURE);
+    }
+
+    in_ffd = flb_input(ctx, "lib", NULL);
+    flb_input_set(ctx, in_ffd, "tag", "test", NULL);
+
+    /* Register my callback function */
+
+    /* JSON format */
+    callback.cb = my_stdout_json;
+    callback.data = NULL;
+
+    out_ffd = flb_output(ctx, "lib", &callback);
+    flb_output_set(ctx, out_ffd, "match", "test", "format", "json", NULL);
+
+    /* Msgpack format */
+    /*
+    out_ffd = flb_output(ctx, "lib", my_stdout_msgpack);
+    flb_output_set(ctx, out_ffd, "match", "test", NULL);
+    */
+
+    /* Start the background worker */
+    flb_start(ctx);
+
+    /* Push some data */
+    for (i = 0; i < 100; i++) {
+        n = snprintf(tmp, sizeof(tmp) - 1,
+                     "[%f, {\"key\": \"val %i\"}]",
+                     flb_time_now(), i);
+        flb_lib_push(ctx, in_ffd, tmp, n);
+    }
+
+    flb_stop(ctx);
+
+    /* Release Resources */
+    flb_destroy(ctx);
+
+    return 0;
+}