added configuration options for controlling web compression level and strategy and...

[netdata.git] / src / main.c

diff --git a/src/main.c b/src/main.c
index 945728b90fd42e0cc251e9125e11d4a46dd41101..f11460b5518a587e897afce2621271f75254e4aa 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -101,7 +101,36 @@ void web_server_threading_selection(void) {
        }
 
        web_client_timeout = (int) config_get_number("global", "disconnect idle web clients after seconds", DEFAULT_DISCONNECT_IDLE_WEB_CLIENTS_AFTER_SECONDS);
+
+#ifdef NETDATA_WITH_ZLIB
        web_enable_gzip = config_get_boolean("global", "enable web responses gzip compression", web_enable_gzip);
+
+       char *s = config_get("global", "web compression strategy", "default");
+       if(!strcmp(s, "default"))
+               web_gzip_strategy = Z_DEFAULT_STRATEGY;
+       else if(!strcmp(s, "filtered"))
+               web_gzip_strategy = Z_FILTERED;
+       else if(!strcmp(s, "huffman only"))
+               web_gzip_strategy = Z_HUFFMAN_ONLY;
+       else if(!strcmp(s, "rle"))
+               web_gzip_strategy = Z_RLE;
+       else if(!strcmp(s, "fixed"))
+               web_gzip_strategy = Z_FIXED;
+       else {
+               error("Invalid compression strategy '%s'. Valid strategies are 'default', 'filtered', 'huffman only', 'rle' and 'fixed'. Proceeding with 'default'.");
+               web_gzip_strategy = Z_DEFAULT_STRATEGY;
+       }
+
+       web_gzip_level = (int)config_get_number("global", "web compression level", 3);
+       if(web_gzip_level < 1) {
+               error("Invalid compression level %d. Valid levels are 1 (fastest) to 9 (best ratio). Proceeding with level 1 (fastest compression).");
+               web_gzip_level = 1;
+       }
+       else if(web_gzip_level > 9) {
+               error("Invalid compression level %d. Valid levels are 1 (fastest) to 9 (best ratio). Proceeding with level 9 (best compression).");
+               web_gzip_level = 9;
+       }
+#endif /* NETDATA_WITH_ZLIB */
 }
 
 
@@ -481,7 +510,7 @@ int main(int argc, char **argv)
                error_log_throttle_period = config_get_number("global", "errors flood protection period", error_log_throttle_period);
                setenv("NETDATA_ERRORS_THROTTLE_PERIOD", config_get("global", "errors flood protection period"    , ""), 1);
 
-               error_log_errors_per_period = config_get_number("global", "errors to trigger flood protection", error_log_errors_per_period);
+               error_log_errors_per_period = (unsigned long)config_get_number("global", "errors to trigger flood protection", error_log_errors_per_period);
                setenv("NETDATA_ERRORS_PER_PERIOD"     , config_get("global", "errors to trigger flood protection", ""), 1);
 
                // --------------------------------------------------------------------