Merging upstream version 1.12.0.

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

46 files changed, 173 insertions, 8576 deletions

diff --git a/libnetdata/Makefile.in b/libnetdata/Makefile.in
deleted file mode 100644
index 4ee89a69b..000000000
--- a/libnetdata/Makefile.in
+++ /dev/null
@@ -1,664 +0,0 @@
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diff --git a/libnetdata/README.md b/libnetdata/README.md
index 545f95984..9892d6703 100644
--- a/libnetdata/README.md
+++ b/libnetdata/README.md
@@ -4,3 +4,5 @@
 
 
 
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
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diff --git a/libnetdata/adaptive_resortable_list/README.md b/libnetdata/adaptive_resortable_list/README.md
index 0ba3ec9b5..ab0d7c5a8 100644
--- a/libnetdata/adaptive_resortable_list/README.md
+++ b/libnetdata/adaptive_resortable_list/README.md
@@ -91,3 +91,5 @@ Compared to unoptimized code (test No 1: 4.6sec):
 
 Do not use ARL if the a name/keyword may appear more than once in the
 source data. 
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fadaptive_resortable_list%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
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diff --git a/libnetdata/avl/README.md b/libnetdata/avl/README.md
index 48212a715..c4c72ff44 100644
--- a/libnetdata/avl/README.md
+++ b/libnetdata/avl/README.md
@@ -8,4 +8,5 @@ use any memory allocations and their memory footprint is optimized
 (by eliminating non-necessary data members).
 
 In addition to the above, this version of AVL, provides versions using locks
-and traversal functions.
\ No newline at end of file
+and traversal functions.
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Favl%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
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diff --git a/libnetdata/buffer/README.md b/libnetdata/buffer/README.md
index a7cfef89d..48072e96e 100644
--- a/libnetdata/buffer/README.md
+++ b/libnetdata/buffer/README.md
@@ -8,4 +8,5 @@ Also, they are super fast in printing and appending data to the string and its `
 is just a lookup (it does not traverse the string).
 
 Netdata uses `BUFFER`s for preparing web responses and buffering data to be sent upstream or
-to backend databases.
\ No newline at end of file
+to backend databases.
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fbuffer%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/clocks/Makefile.in b/libnetdata/clocks/Makefile.in
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diff --git a/libnetdata/config/README.md b/libnetdata/config/README.md
index 5e170caa9..f0a27d951 100644
--- a/libnetdata/config/README.md
+++ b/libnetdata/config/README.md
@@ -44,3 +44,5 @@ Last, what about options you believe you have set, but you misspelled?
 When you get the configuration file from the server, there will be a
 comment above all `name = value` pairs the server does not use.
 So you know that whatever you wrote there, is not used.
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fconfig%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/config/appconfig.c b/libnetdata/config/appconfig.c
index 411538446..9e6a0c02c 100644
--- a/libnetdata/config/appconfig.c
+++ b/libnetdata/config/appconfig.c
@@ -538,6 +538,7 @@ void appconfig_generate(struct config *root, BUFFER *wb, int only_changed)
                || !strcmp(co->name, CONFIG_SECTION_WEB)
                || !strcmp(co->name, CONFIG_SECTION_STATSD)
                || !strcmp(co->name, CONFIG_SECTION_PLUGINS)
+               || !strcmp(co->name, CONFIG_SECTION_CLOUD)
                || !strcmp(co->name, CONFIG_SECTION_REGISTRY)
                || !strcmp(co->name, CONFIG_SECTION_HEALTH)
                || !strcmp(co->name, CONFIG_SECTION_BACKEND)
diff --git a/libnetdata/config/appconfig.h b/libnetdata/config/appconfig.h
index 6ac666d8b..78099aad4 100644
--- a/libnetdata/config/appconfig.h
+++ b/libnetdata/config/appconfig.h
@@ -86,6 +86,7 @@
 #define CONFIG_SECTION_WEB      "web"
 #define CONFIG_SECTION_STATSD   "statsd"
 #define CONFIG_SECTION_PLUGINS  "plugins"
+#define CONFIG_SECTION_CLOUD    "cloud"
 #define CONFIG_SECTION_REGISTRY "registry"
 #define CONFIG_SECTION_HEALTH   "health"
 #define CONFIG_SECTION_BACKEND  "backend"
diff --git a/libnetdata/dictionary/Makefile.in b/libnetdata/dictionary/Makefile.in
deleted file mode 100644
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+++ /dev/null
@@ -1,464 +0,0 @@
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diff --git a/libnetdata/dictionary/README.md b/libnetdata/dictionary/README.md
index e69de29bb..9c705227a 100644
--- a/libnetdata/dictionary/README.md
+++ b/libnetdata/dictionary/README.md
@@ -0,0 +1,2 @@
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fdictionary%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/dictionary/dictionary.c b/libnetdata/dictionary/dictionary.c
index dd94a801d..cfcf1fbab 100644
--- a/libnetdata/dictionary/dictionary.c
+++ b/libnetdata/dictionary/dictionary.c
@@ -292,3 +292,38 @@ int dictionary_get_all(DICTIONARY *dict, int (*callback)(void *entry, void *data
 
     return ret;
 }
+
+static int dictionary_walker_name_value(avl *a, int (*callback)(char *name, void *entry, void *data), void *data) {
+    int total = 0, ret = 0;
+
+    if(a->avl_link[0]) {
+        ret = dictionary_walker_name_value(a->avl_link[0], callback, data);
+        if(ret < 0) return ret;
+        total += ret;
+    }
+
+    ret = callback(((NAME_VALUE *)a)->name, ((NAME_VALUE *)a)->value, data);
+    if(ret < 0) return ret;
+    total += ret;
+
+    if(a->avl_link[1]) {
+        ret = dictionary_walker_name_value(a->avl_link[1], callback, data);
+        if (ret < 0) return ret;
+        total += ret;
+    }
+
+    return total;
+}
+
+int dictionary_get_all_name_value(DICTIONARY *dict, int (*callback)(char *name, void *entry, void *data), void *data) {
+    int ret = 0;
+
+    dictionary_read_lock(dict);
+
+    if(likely(dict->values_index.root))
+        ret = dictionary_walker_name_value(dict->values_index.root, callback, data);
+
+    dictionary_unlock(dict);
+
+    return ret;
+}
diff --git a/libnetdata/dictionary/dictionary.h b/libnetdata/dictionary/dictionary.h
index 61b9bfc61..9be261eb2 100644
--- a/libnetdata/dictionary/dictionary.h
+++ b/libnetdata/dictionary/dictionary.h
@@ -44,5 +44,6 @@ extern void *dictionary_get(DICTIONARY *dict, const char *name);
 extern int dictionary_del(DICTIONARY *dict, const char *name);
 
 extern int dictionary_get_all(DICTIONARY *dict, int (*callback)(void *entry, void *d), void *data);
+extern int dictionary_get_all_name_value(DICTIONARY *dict, int (*callback)(char *name, void *entry, void *d), void *data);
 
 #endif /* NETDATA_DICTIONARY_H */
diff --git a/libnetdata/eval/Makefile.in b/libnetdata/eval/Makefile.in
deleted file mode 100644
index 0b8341b03..000000000
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+++ /dev/null
@@ -1,464 +0,0 @@
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-dist_noinst_DATA = \
-	README.md \
-	$(NULL)
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-	        && { if test -f $@; then exit 0; else break; fi; }; \
-	      exit 1;; \
-	  esac; \
-	done; \
-	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu libnetdata/eval/Makefile'; \
-	$(am__cd) $(top_srcdir) && \
-	  $(AUTOMAKE) --gnu libnetdata/eval/Makefile
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diff --git a/libnetdata/eval/README.md b/libnetdata/eval/README.md
index e69de29bb..e7b4579a9 100644
--- a/libnetdata/eval/README.md
+++ b/libnetdata/eval/README.md
@@ -0,0 +1,2 @@
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Feval%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/libnetdata.c b/libnetdata/libnetdata.c
index de330cae8..095c38c25 100644
--- a/libnetdata/libnetdata.c
+++ b/libnetdata/libnetdata.c
@@ -50,7 +50,7 @@ static inline void print_allocations(const char *file, const char *function, con
             type, size
     );
 
-    fprintf(stderr, "%s iteration %zu MEMORY ALLOCATIONS: (%04lu@%-40.40s:%-40.40s): Allocated %zd KB (%+zd B), mmapped %zd KB (%+zd B): %s : malloc %zd (%+zd), calloc %zd (%+zd), realloc %zd (%+zd), strdup %zd (%+zd), free %zd (%+zd)\n",
+    fprintf(stderr, "%s iteration %zu MEMORY ALLOCATIONS: (%04lu@%-40.40s:%-40.40s): Allocated %zd KiB (%+zd B), mmapped %zd KiB (%+zd B): %s : malloc %zd (%+zd), calloc %zd (%+zd), realloc %zd (%+zd), strdup %zd (%+zd), free %zd (%+zd)\n",
             netdata_thread_tag(),
             log_thread_memory_allocations,
             line, file, function,
@@ -1381,17 +1381,19 @@ void recursive_config_double_dir_load(const char *user_path, const char *stock_p
                 }
             }
 
-            if(de->d_type == DT_REG || de->d_type == DT_LNK) {
+            if(de->d_type == DT_UNKNOWN || de->d_type == DT_REG || de->d_type == DT_LNK) {
                 size_t len = strlen(de->d_name);
                 if(path_is_file(udir, de->d_name) &&
                    len > 5 && !strcmp(&de->d_name[len - 5], ".conf")) {
                     char *filename = strdupz_path_subpath(udir, de->d_name);
+                    debug(D_HEALTH, "CONFIG calling callback for user file '%s'", filename);
                     callback(filename, data);
                     freez(filename);
+                    continue;
                 }
-                else
-                    debug(D_HEALTH, "CONFIG ignoring user-config file '%s/%s'", udir, de->d_name);
             }
+
+            debug(D_HEALTH, "CONFIG ignoring user-config file '%s/%s' of type %d", udir, de->d_name, (int)de->d_type);
         }
 
         closedir(dir);
@@ -1426,22 +1428,27 @@ void recursive_config_double_dir_load(const char *user_path, const char *stock_p
                 }
             }
 
-            if(de->d_type == DT_REG || de->d_type == DT_LNK) {
+            if(de->d_type == DT_UNKNOWN || de->d_type == DT_REG || de->d_type == DT_LNK) {
                 size_t len = strlen(de->d_name);
                 if(path_is_file(sdir, de->d_name) && !path_is_file(udir, de->d_name) &&
                    len > 5 && !strcmp(&de->d_name[len - 5], ".conf")) {
                     char *filename = strdupz_path_subpath(sdir, de->d_name);
+                    debug(D_HEALTH, "CONFIG calling callback for stock file '%s'", filename);
                     callback(filename, data);
                     freez(filename);
+                    continue;
                 }
-                else
-                    debug(D_HEALTH, "CONFIG ignoring stock config file '%s/%s'", sdir, de->d_name);
+
             }
+
+            debug(D_HEALTH, "CONFIG ignoring stock-config file '%s/%s' of type %d", udir, de->d_name, (int)de->d_type);
         }
 
         closedir(dir);
     }
 
+    debug(D_HEALTH, "CONFIG done traversing user-config directory '%s', stock config directory '%s'", udir, sdir);
+
     freez(udir);
     freez(sdir);
 }
diff --git a/libnetdata/libnetdata.h b/libnetdata/libnetdata.h
index 0bac3dc8f..8d9be336b 100644
--- a/libnetdata/libnetdata.h
+++ b/libnetdata/libnetdata.h
@@ -283,8 +283,8 @@ extern void recursive_config_double_dir_load(
 
 
 extern void netdata_cleanup_and_exit(int ret) NORETURN;
+extern void send_statistics(const char *action, const char *action_result, const char *action_data);
 extern char *netdata_configured_host_prefix;
-
 #include "os.h"
 #include "storage_number/storage_number.h"
 #include "threads/threads.h"
diff --git a/libnetdata/locks/Makefile.in b/libnetdata/locks/Makefile.in
deleted file mode 100644
index 38520f78e..000000000
--- a/libnetdata/locks/Makefile.in
+++ /dev/null
@@ -1,464 +0,0 @@
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-
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diff --git a/libnetdata/locks/README.md b/libnetdata/locks/README.md
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+++ b/libnetdata/locks/README.md
@@ -0,0 +1,2 @@
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+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Flocks%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
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diff --git a/libnetdata/log/README.md b/libnetdata/log/README.md
index e69de29bb..28e3c3f72 100644
--- a/libnetdata/log/README.md
+++ b/libnetdata/log/README.md
@@ -0,0 +1,2 @@
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Flog%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/log/log.c b/libnetdata/log/log.c
index 198e98bd9..66a923f85 100644
--- a/libnetdata/log/log.c
+++ b/libnetdata/log/log.c
@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 
+#include <daemon/main.h>
 #include "../libnetdata.h"
 
 int web_server_is_multithreaded = 1;
@@ -376,6 +377,8 @@ void error_int( const char *prefix, const char *file, const char *function, cons
 }
 
 void fatal_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... ) {
+    // save a copy of errno - just in case this function generates a new error
+    int __errno = errno;
     va_list args;
 
     if(error_log_syslog) {
@@ -400,6 +403,12 @@ void fatal_int( const char *file, const char *function, const unsigned long line
 
     log_unlock();
 
+    char action_data[70+1];
+	snprintfz(action_data, 70, "%04lu@%-10.10s:%-15.15s/%d", line, file, function, __errno);
+	char action_result[60+1];
+	snprintfz(action_result, 60, "%s:%s",program_name, netdata_thread_tag());
+	send_statistics("FATAL", action_result, action_data);
+
     netdata_cleanup_and_exit(1);
 }
 
diff --git a/libnetdata/log/log.h b/libnetdata/log/log.h
index 48e1599a7..44670f31c 100644
--- a/libnetdata/log/log.h
+++ b/libnetdata/log/log.h
@@ -85,6 +85,7 @@ static inline void debug_dummy(void) {}
 #define error(args...)   error_int("ERROR", __FILE__, __FUNCTION__, __LINE__, ##args)
 #define fatal(args...)   fatal_int(__FILE__, __FUNCTION__, __LINE__, ##args)
 
+extern void send_statistics(const char *action, const char *action_result, const char *action_data);
 extern void debug_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... ) PRINTFLIKE(4, 5);
 extern void info_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... ) PRINTFLIKE(4, 5);
 extern void error_int( const char *prefix, const char *file, const char *function, const unsigned long line, const char *fmt, ... ) PRINTFLIKE(5, 6);
diff --git a/libnetdata/popen/Makefile.in b/libnetdata/popen/Makefile.in
deleted file mode 100644
index 0a699332f..000000000
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+++ /dev/null
@@ -1,464 +0,0 @@
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index e69de29bb..5a83b6022 100644
--- a/libnetdata/popen/README.md
+++ b/libnetdata/popen/README.md
@@ -0,0 +1,2 @@
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fpopen%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
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diff --git a/libnetdata/procfile/README.md b/libnetdata/procfile/README.md
index 279885f93..7037dc4ee 100644
--- a/libnetdata/procfile/README.md
+++ b/libnetdata/procfile/README.md
@@ -59,3 +59,5 @@ To achieve this kind of performance, the library tries to work in batches so tha
 and the data are inside the processor's caches.
 
 This library is extensively used in netdata and its plugins.
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fprocfile%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/simple_pattern/Makefile.in b/libnetdata/simple_pattern/Makefile.in
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diff --git a/libnetdata/simple_pattern/README.md b/libnetdata/simple_pattern/README.md
index 22ccf373a..79a713168 100644
--- a/libnetdata/simple_pattern/README.md
+++ b/libnetdata/simple_pattern/README.md
@@ -34,3 +34,5 @@ netdata stops processing to the first positive or negative match
 (left to right). If it is not matched by either positive or negative
 patterns, it is denied at the end.
 
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fsimple_pattern%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/socket/Makefile.in b/libnetdata/socket/Makefile.in
deleted file mode 100644
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diff --git a/libnetdata/socket/README.md b/libnetdata/socket/README.md
index e69de29bb..e42756075 100644
--- a/libnetdata/socket/README.md
+++ b/libnetdata/socket/README.md
@@ -0,0 +1,2 @@
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fsocket%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/socket/socket.c b/libnetdata/socket/socket.c
index c266efeb4..6b0b3b674 100644
--- a/libnetdata/socket/socket.c
+++ b/libnetdata/socket/socket.c
@@ -248,7 +248,7 @@ int create_listen_socket6(int socktype, uint32_t scope_id, const char *ip, int p
     return sock;
 }
 
-static inline int listen_sockets_add(LISTEN_SOCKETS *sockets, int fd, int family, int socktype, const char *protocol, const char *ip, uint16_t port) {
+static inline int listen_sockets_add(LISTEN_SOCKETS *sockets, int fd, int family, int socktype, const char *protocol, const char *ip, uint16_t port, int acl_flags) {
     if(sockets->opened >= MAX_LISTEN_FDS) {
         error("LISTENER: Too many listening sockets. Failed to add listening %s socket at ip '%s' port %d, protocol %s, socktype %d", protocol, ip, port, protocol, socktype);
         close(fd);
@@ -259,6 +259,7 @@ static inline int listen_sockets_add(LISTEN_SOCKETS *sockets, int fd, int family
     sockets->fds_types[sockets->opened] = socktype;
     sockets->fds_families[sockets->opened] = family;
     sockets->fds_names[sockets->opened] = strdup_client_description(family, protocol, ip, port);
+    sockets->fds_acl_flags[sockets->opened] = acl_flags;
 
     sockets->opened++;
     return 0;
@@ -300,8 +301,20 @@ void listen_sockets_close(LISTEN_SOCKETS *sockets) {
     sockets->failed = 0;
 }
 
+WEB_CLIENT_ACL read_acl(char *st) {
+    if (!strcmp(st,"dashboard")) return WEB_CLIENT_ACL_DASHBOARD;
+    if (!strcmp(st,"registry")) return WEB_CLIENT_ACL_REGISTRY;
+    if (!strcmp(st,"badges")) return WEB_CLIENT_ACL_BADGE;
+    if (!strcmp(st,"management")) return WEB_CLIENT_ACL_MGMT;
+    if (!strcmp(st,"streaming")) return WEB_CLIENT_ACL_STREAMING;
+    if (!strcmp(st,"netdata.conf")) return WEB_CLIENT_ACL_NETDATACONF;
+    return WEB_CLIENT_ACL_NONE;
+}
+
 static inline int bind_to_this(LISTEN_SOCKETS *sockets, const char *definition, uint16_t default_port, int listen_backlog) {
     int added = 0;
+    WEB_CLIENT_ACL acl_flags = WEB_CLIENT_ACL_NONE;
+
     struct addrinfo hints;
     struct addrinfo *result = NULL, *rp = NULL;
 
@@ -311,7 +324,7 @@ static inline int bind_to_this(LISTEN_SOCKETS *sockets, const char *definition,
     char buffer2[10 + 1];
     snprintfz(buffer2, 10, "%d", default_port);
 
-    char *ip = buffer, *port = buffer2, *interface = "";;
+    char *ip = buffer, *port = buffer2, *interface = "", *portconfig;;
 
     int protocol = IPPROTO_TCP, socktype = SOCK_STREAM;
     const char *protocol_str = "tcp";
@@ -332,14 +345,13 @@ static inline int bind_to_this(LISTEN_SOCKETS *sockets, const char *definition,
         char *path = ip + 5;
         socktype = SOCK_STREAM;
         protocol_str = "unix";
-
         int fd = create_listen_socket_unix(path, listen_backlog);
         if (fd == -1) {
             error("LISTENER: Cannot create unix socket '%s'", path);
             sockets->failed++;
-        }
-        else {
-            listen_sockets_add(sockets, fd, AF_UNIX, socktype, protocol_str, path, 0);
+        } else {
+            acl_flags = WEB_CLIENT_ACL_DASHBOARD | WEB_CLIENT_ACL_REGISTRY | WEB_CLIENT_ACL_BADGE | WEB_CLIENT_ACL_MGMT | WEB_CLIENT_ACL_NETDATACONF | WEB_CLIENT_ACL_STREAMING;
+            listen_sockets_add(sockets, fd, AF_UNIX, socktype, protocol_str, path, 0, acl_flags);
             added++;
         }
         return added;
@@ -355,19 +367,40 @@ static inline int bind_to_this(LISTEN_SOCKETS *sockets, const char *definition,
         }
     }
     else {
-        while(*e && *e != ':' && *e != '%') e++;
+        while(*e && *e != ':' && *e != '%' && *e != '=') e++;
     }
 
     if(*e == '%') {
         *e = '\0';
         e++;
         interface = e;
-        while(*e && *e != ':') e++;
+        while(*e && *e != ':' && *e != '=') e++;
     }
 
     if(*e == ':') {
         port = e + 1;
         *e = '\0';
+        e++;
+        while(*e && *e != '=') e++;
+    }
+
+    if(*e == '=') {
+        *e='\0';
+        e++;
+        portconfig = e;
+        while (*e != '\0') {
+            if (*e == '|') {
+                *e = '\0';
+                acl_flags |= read_acl(portconfig);
+                e++;
+                portconfig = e;
+                continue;
+            }
+            e++;
+        }
+        acl_flags |= read_acl(portconfig);
+    } else {
+        acl_flags = WEB_CLIENT_ACL_DASHBOARD | WEB_CLIENT_ACL_REGISTRY | WEB_CLIENT_ACL_BADGE | WEB_CLIENT_ACL_MGMT | WEB_CLIENT_ACL_NETDATACONF | WEB_CLIENT_ACL_STREAMING;
     }
 
     uint32_t scope_id = 0;
@@ -435,7 +468,7 @@ static inline int bind_to_this(LISTEN_SOCKETS *sockets, const char *definition,
             sockets->failed++;
         }
         else {
-            listen_sockets_add(sockets, fd, family, socktype, protocol_str, rip, rport);
+            listen_sockets_add(sockets, fd, family, socktype, protocol_str, rip, rport, acl_flags);
             added++;
         }
     }
@@ -975,6 +1008,7 @@ int accept_socket(int fd, int flags, char *client_ip, size_t ipsize, char *clien
 inline POLLINFO *poll_add_fd(POLLJOB *p
                              , int fd
                              , int socktype
+                             , WEB_CLIENT_ACL port_acl
                              , uint32_t flags
                              , const char *client_ip
                              , const char *client_port
@@ -1013,6 +1047,8 @@ inline POLLINFO *poll_add_fd(POLLJOB *p
             p->inf[i].slot = (size_t)i;
             p->inf[i].flags = 0;
             p->inf[i].socktype = -1;
+            p->inf[i].port_acl = -1;
+
             p->inf[i].client_ip = NULL;
             p->inf[i].client_port = NULL;
             p->inf[i].del_callback = p->del_callback;
@@ -1042,6 +1078,7 @@ inline POLLINFO *poll_add_fd(POLLJOB *p
     pi->fd = fd;
     pi->p = p;
     pi->socktype = socktype;
+    pi->port_acl = port_acl;
     pi->flags = flags;
     pi->next = NULL;
     pi->client_ip = strdupz(client_ip);
@@ -1230,7 +1267,7 @@ static void poll_events_process(POLLJOB *p, POLLINFO *pi, struct pollfd *pf, sho
 #ifdef NETDATA_INTERNAL_CHECKS
             // this is common - it is used for web server file copies
             if(unlikely(!(pf->events & (POLLIN|POLLOUT)))) {
-                error("POLLFD: LISTENER: after reading, client slot %zu (fd %d) from '%s:%s' was left without expecting input or output. ", i, fd, pi->client_ip?pi->client_ip:"<undefined-ip>", pi->client_port?pi->client_port:"<undefined-port>");
+                error("POLLFD: LISTENER: after reading, client slot %zu (fd %d) from %s port %s was left without expecting input or output. ", i, fd, pi->client_ip?pi->client_ip:"<undefined-ip>", pi->client_port?pi->client_port:"<undefined-port>");
                 //poll_close_fd(pi);
                 //return;
             }
@@ -1272,6 +1309,7 @@ static void poll_events_process(POLLJOB *p, POLLINFO *pi, struct pollfd *pf, sho
                             poll_add_fd(p
                                         , nfd
                                         , SOCK_STREAM
+                                        , pi->port_acl
                                         , POLLINFO_FLAG_CLIENT_SOCKET
                                         , client_ip
                                         , client_port
@@ -1331,7 +1369,7 @@ static void poll_events_process(POLLJOB *p, POLLINFO *pi, struct pollfd *pf, sho
 #ifdef NETDATA_INTERNAL_CHECKS
         // this is common - it is used for streaming
         if(unlikely(pi->flags & POLLINFO_FLAG_CLIENT_SOCKET && !(pf->events & (POLLIN|POLLOUT)))) {
-            error("POLLFD: LISTENER: after sending, client slot %zu (fd %d) from '%s:%s' was left without expecting input or output. ", i, fd, pi->client_ip?pi->client_ip:"<undefined-ip>", pi->client_port?pi->client_port:"<undefined-port>");
+            error("POLLFD: LISTENER: after sending, client slot %zu (fd %d) from %s port %s was left without expecting input or output. ", i, fd, pi->client_ip?pi->client_ip:"<undefined-ip>", pi->client_port?pi->client_port:"<undefined-port>");
             //poll_close_fd(pi);
             //return;
         }
@@ -1414,6 +1452,7 @@ void poll_events(LISTEN_SOCKETS *sockets
         POLLINFO *pi = poll_add_fd(&p
                                    , sockets->fds[i]
                                    , sockets->fds_types[i]
+                                   , sockets->fds_acl_flags[i]
                                    , POLLINFO_FLAG_SERVER_SOCKET
                                    , (sockets->fds_names[i])?sockets->fds_names[i]:"UNKNOWN"
                                    , ""
@@ -1457,7 +1496,7 @@ void poll_events(LISTEN_SOCKETS *sockets
             }
 
             usec_t dt_usec = next_timer_usec - now_usec;
-            if(dt_usec > 1000 * USEC_PER_MS)
+            if(dt_usec < 1000 * USEC_PER_MS)
                 timeout_ms = 1000;
             else
                 timeout_ms = (int)(dt_usec / USEC_PER_MS);
@@ -1503,7 +1542,7 @@ void poll_events(LISTEN_SOCKETS *sockets
 
                 if(likely(pi->flags & POLLINFO_FLAG_CLIENT_SOCKET)) {
                     if (unlikely(pi->send_count == 0 && p.complete_request_timeout > 0 && (now - pi->connected_t) >= p.complete_request_timeout)) {
-                        info("POLLFD: LISTENER: client slot %zu (fd %d) from '%s:%s' has not sent a complete request in %zu seconds - closing it. "
+                        info("POLLFD: LISTENER: client slot %zu (fd %d) from %s port %s has not sent a complete request in %zu seconds - closing it. "
                               , i
                               , pi->fd
                               , pi->client_ip ? pi->client_ip : "<undefined-ip>"
@@ -1513,7 +1552,7 @@ void poll_events(LISTEN_SOCKETS *sockets
                         poll_close_fd(pi);
                     }
                     else if(unlikely(pi->recv_count && p.idle_timeout > 0 && now - ((pi->last_received_t > pi->last_sent_t) ? pi->last_received_t : pi->last_sent_t) >= p.idle_timeout )) {
-                        info("POLLFD: LISTENER: client slot %zu (fd %d) from '%s:%s' is idle for more than %zu seconds - closing it. "
+                        info("POLLFD: LISTENER: client slot %zu (fd %d) from %s port %s is idle for more than %zu seconds - closing it. "
                               , i
                               , pi->fd
                               , pi->client_ip ? pi->client_ip : "<undefined-ip>"
diff --git a/libnetdata/socket/socket.h b/libnetdata/socket/socket.h
index f5412b63d..c69d4897f 100644
--- a/libnetdata/socket/socket.h
+++ b/libnetdata/socket/socket.h
@@ -9,6 +9,24 @@
 #define MAX_LISTEN_FDS 50
 #endif
 
+typedef enum web_client_acl {
+    WEB_CLIENT_ACL_NONE        = 0,
+    WEB_CLIENT_ACL_NOCHECK     = 0,
+    WEB_CLIENT_ACL_DASHBOARD   = 1 << 0,
+    WEB_CLIENT_ACL_REGISTRY    = 1 << 1,
+    WEB_CLIENT_ACL_BADGE       = 1 << 2,
+    WEB_CLIENT_ACL_MGMT        = 1 << 3,
+    WEB_CLIENT_ACL_STREAMING   = 1 << 4,
+    WEB_CLIENT_ACL_NETDATACONF = 1 << 5
+} WEB_CLIENT_ACL;
+
+#define web_client_can_access_dashboard(w) ((w)->acl & WEB_CLIENT_ACL_DASHBOARD)
+#define web_client_can_access_registry(w) ((w)->acl & WEB_CLIENT_ACL_REGISTRY)
+#define web_client_can_access_badges(w) ((w)->acl & WEB_CLIENT_ACL_BADGE)
+#define web_client_can_access_mgmt(w) ((w)->acl & WEB_CLIENT_ACL_MGMT)
+#define web_client_can_access_stream(w) ((w)->acl & WEB_CLIENT_ACL_STREAMING)
+#define web_client_can_access_netdataconf(w) ((w)->acl & WEB_CLIENT_ACL_NETDATACONF)
+
 typedef struct listen_sockets {
     struct config *config;              // the config file to use
     const char *config_section;         // the netdata configuration section to read settings from
@@ -22,6 +40,7 @@ typedef struct listen_sockets {
     char *fds_names[MAX_LISTEN_FDS];    // descriptions for the open sockets
     int fds_types[MAX_LISTEN_FDS];      // the socktype for the open sockets (SOCK_STREAM, SOCK_DGRAM)
     int fds_families[MAX_LISTEN_FDS];   // the family of the open sockets (AF_UNIX, AF_INET, AF_INET6)
+    WEB_CLIENT_ACL fds_acl_flags[MAX_LISTEN_FDS];  // the acl to apply to the open sockets (dashboard, badges, streaming, netdata.conf, management)
 } LISTEN_SOCKETS;
 
 extern char *strdup_client_description(int family, const char *protocol, const char *ip, uint16_t port);
@@ -73,6 +92,7 @@ typedef struct pollinfo {
 
     int fd;                 // the file descriptor
     int socktype;           // the client socket type
+    WEB_CLIENT_ACL port_acl; // the access lists permitted on this web server port (it's -1 for client sockets)
     char *client_ip;        // the connected client IP
     char *client_port;      // the connected client port
 
@@ -138,6 +158,7 @@ extern void *poll_default_add_callback(POLLINFO *pi, short int *events, void *da
 extern POLLINFO *poll_add_fd(POLLJOB *p
                              , int fd
                              , int socktype
+                             , WEB_CLIENT_ACL port_acl
                              , uint32_t flags
                              , const char *client_ip
                              , const char *client_port
diff --git a/libnetdata/statistical/Makefile.in b/libnetdata/statistical/Makefile.in
deleted file mode 100644
index 8209a1ecb..000000000
--- a/libnetdata/statistical/Makefile.in
+++ /dev/null
@@ -1,464 +0,0 @@
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index e69de29bb..184f82b4d 100644
--- a/libnetdata/statistical/README.md
+++ b/libnetdata/statistical/README.md
@@ -0,0 +1,2 @@
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fstatistical%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
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diff --git a/libnetdata/storage_number/README.md b/libnetdata/storage_number/README.md
index 206c42b87..5c2c0b074 100644
--- a/libnetdata/storage_number/README.md
+++ b/libnetdata/storage_number/README.md
@@ -8,3 +8,5 @@ with a precision of 0.00001 (yes, it's a floating point number, meaning that hig
 have less decimal precision) and 3 bits for flags.
 
 This provides an extremely optimized memory footprint with just 0.0001% max accuracy loss.
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fstorage_number%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/threads/Makefile.in b/libnetdata/threads/Makefile.in
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diff --git a/libnetdata/threads/README.md b/libnetdata/threads/README.md
index e69de29bb..9f98ba16e 100644
--- a/libnetdata/threads/README.md
+++ b/libnetdata/threads/README.md
@@ -0,0 +1,2 @@
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Fthreads%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/libnetdata/url/Makefile.in b/libnetdata/url/Makefile.in
deleted file mode 100644
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diff --git a/libnetdata/url/README.md b/libnetdata/url/README.md
index e69de29bb..7562ffb7f 100644
--- a/libnetdata/url/README.md
+++ b/libnetdata/url/README.md
@@ -0,0 +1,2 @@
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Flibnetdata%2Furl%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()