Added --dump-index-info which will call /<index> to get settings and mappings

Author: jaggu-snorr

README.md

@@ -69,6 +69,7 @@ cat dump.ndjson | parallel --pipe -l 50000 curl -s -H "Content-Type: application
  - `--size=<value>` - *(optional)* the size of the response (i.e, length of the `hits` array).
    Defaults to *5000*.
  - `--dump-mappings` - specify this flag to dump the index mappings instead of the source.
+ - `--dump-index-info` - specify this flag to dump the full index information (settings and mappings) instead of the source.
 
 #### Authentication
 

src/blaze.cpp

@@ -357,6 +357,53 @@ int dump_mappings(
     return 0;
 }
 
+int dump_index_info(
+    std::string  const& host,
+    std::string  const& index,
+    auth_options const& auth)
+{
+    static char                       write_buffer[WRITE_BUF_SIZE];
+    static rapidjson::FileWriteStream stream(stdout, write_buffer, sizeof(write_buffer));
+
+    CURL                            * crl = curl_easy_init();
+    long                              response_code;
+    rapidjson::Document               doc;
+    std::string                       url = host + "/" + index;
+    std::string                       error;
+    std::vector<char>                 buffer;
+
+    bool res = get_or_post_data(
+        crl,
+        url,
+        auth,
+        &buffer,
+        &response_code,
+        &error);
+
+    if (!res)
+    {
+        std::cerr << "A HTTP error occured: " << error << std::endl;
+        return 1;
+    }
+
+    doc.Parse(buffer.data(), buffer.size());
+
+    if (doc.HasParseError())
+    {
+        output_parser_error(doc, std::cerr);
+        return 1;
+    }
+
+    rapidjson::Writer<rapidjson::FileWriteStream> writer(stream);
+    doc[index.c_str()].Accept(writer);
+    stream.Put('\n');
+    stream.Flush();
+
+    curl_easy_cleanup(crl);
+
+    return 0;
+}
+
 int main(
     int    argc,
     char * argv[])
@@ -411,6 +458,13 @@ int main(
             index,
             auth);
     }
+    else if (cmdl["--dump-index-info"])
+    {
+        return dump_index_info(
+            host,
+            index,
+            auth);
+    }
 
     // Sanity check - see if we have any documents in the index at all.
     if (count_documents(host, index, auth) <= 0)