6 files changed, 28 insertions, 14 deletions
diff --git a/health/health.d/tcp_resets.conf b/health/health.d/tcp_resets.conf
index 91dad3c6a..36a550a5d 100644
--- a/health/health.d/tcp_resets.conf
+++ b/health/health.d/tcp_resets.conf
@@ -36,7 +36,7 @@
    units: tcp resets/s
    every: 10s
     warn: $this > ((($1m_ipv4_tcp_resets_sent < 5)?(5):($1m_ipv4_tcp_resets_sent)) * (($status >= $WARNING)  ? (1) : (20)))
-   delay: up 0 down 60m multiplier 1.2 max 2h
+   delay: up 20s down 60m multiplier 1.2 max 2h
  options: no-clear-notification
     info: average TCP RESETS this host is sending, over the last 10 seconds (this can be an indication that a port scan is made, or that a service running on this host has crashed; clear notification for this alarm will not be sent)
       to: sysadmin
@@ -61,7 +61,7 @@
    units: tcp resets/s
    every: 10s
     warn: $this > ((($1m_ipv4_tcp_resets_received < 5)?(5):($1m_ipv4_tcp_resets_received)) * (($status >= $WARNING)  ? (1) : (10)))
-   delay: up 0 down 60m multiplier 1.2 max 2h
+   delay: up 20s down 60m multiplier 1.2 max 2h
  options: no-clear-notification
     info: average TCP RESETS this host is receiving, over the last 10 seconds (this can be an indication that a service this host needs, has crashed; clear notification for this alarm will not be sent)
       to: sysadmin
diff --git a/health/health_config.c b/health/health_config.c
index a200a0dbf..1acf36933 100644
--- a/health/health_config.c
+++ b/health/health_config.c
@@ -1023,5 +1023,13 @@ void health_readdir(RRDHOST *host, const char *user_path, const char *stock_path
         return;
     }
 
+    int stock_enabled = (int)config_get_boolean(CONFIG_SECTION_HEALTH, "enable stock health configuration",
+                                                CONFIG_BOOLEAN_YES);
+
+    if (!stock_enabled) {
+        info("Netdata will not load stock alarms.");
+        stock_path = user_path;
+    }
+
     recursive_config_double_dir_load(user_path, stock_path, subpath, health_readfile, (void *) host, 0);
 }
diff --git a/health/health_json.c b/health/health_json.c
index d068b5427..7b5a1e3cb 100644
--- a/health/health_json.c
+++ b/health/health_json.c
@@ -352,14 +352,15 @@ void health_active_log_alarms_2json(RRDHOST *host, BUFFER *wb) {
     unsigned int count = 0;
     ALARM_ENTRY *ae;
     for(ae = host->health_log.alarms; ae && count < max ; ae = ae->next) {
-
-        if(likely(!((ae->new_status == RRDCALC_STATUS_WARNING || ae->new_status == RRDCALC_STATUS_CRITICAL)
-                    && !ae->updated_by_id)))
-            continue;
-
-        if(likely(count)) buffer_strcat(wb, ",");
+        if (!ae->updated_by_id &&
+            ((ae->new_status == RRDCALC_STATUS_WARNING || ae->new_status == RRDCALC_STATUS_CRITICAL) ||
+             ((ae->old_status == RRDCALC_STATUS_WARNING || ae->old_status == RRDCALC_STATUS_CRITICAL) &&
+              ae->new_status == RRDCALC_STATUS_REMOVED))) {
+            if (likely(count))
+                buffer_strcat(wb, ",");
             health_alarm_entry2json_nolock(wb, ae, host);
-        count++;
+            count++;
+        }
     }
     buffer_strcat(wb, "]");
 
diff --git a/health/notifications/alarm-notify.sh.in b/health/notifications/alarm-notify.sh.in
index 456e20cc5..3bf8db5f6 100755
--- a/health/notifications/alarm-notify.sh.in
+++ b/health/notifications/alarm-notify.sh.in
@@ -411,6 +411,8 @@ else
   done
 fi
 
+OPSGENIE_API_URL=${OPSGENIE_API_URL:-"https://api.opsgenie.com"}
+
 # If we didn't autodetect the character set for e-mail and it wasn't
 # set by the user, we need to set it to a reasonable default.  UTF-8
 # should be correct for almost all modern UNIX systems.
@@ -853,7 +855,7 @@ send_email() {
     fi
 
     [ -n "${sender_email}" ] && opts+=(-f "${sender_email}")
-    [ -n "${sender_name}" ] && opts+=(-F "${sender_name}")
+    [ -n "${sender_name}" ] && sendmail --help 2>&1 | grep -q "\-F " && opts+=(-F "${sender_name}")
 
     if [ "${debug}" = "1" ]; then
       echo >&2 "--- BEGIN sendmail command ---"
@@ -2052,7 +2054,7 @@ send_dynatrace() {
   local dynatrace_url="${DYNATRACE_SERVER}/e/${DYNATRACE_SPACE}/api/v1/events"
   local description="NetData Notification for: ${host} ${chart}.${name} is ${status}"
   local payload=""
-  
+
   payload=$(cat <<EOF
 {
   "title": "NetData Alarm from ${host}",
@@ -2179,7 +2181,7 @@ send_opsgenie() {
 EOF
 )
 
-  httpcode=$(docurl -X POST -H "Content-Type: application/json" -d "${payload}" "https://api.opsgenie.com/v1/json/integrations/webhooks/netdata?apiKey=${OPSGENIE_API_KEY}")
+  httpcode=$(docurl -X POST -H "Content-Type: application/json" -d "${payload}" "${OPSGENIE_API_URL}/v1/json/integrations/webhooks/netdata?apiKey=${OPSGENIE_API_KEY}")
   # https://docs.opsgenie.com/docs/alert-api#create-alert
   if [ "${httpcode}" = "200" ]; then
     info "sent opsgenie notification for: ${host} ${chart}.${name} is ${status}"
diff --git a/health/notifications/health_alarm_notify.conf b/health/notifications/health_alarm_notify.conf
index 827a47d99..be669e135 100755
--- a/health/notifications/health_alarm_notify.conf
+++ b/health/notifications/health_alarm_notify.conf
@@ -284,6 +284,7 @@ SEND_OPSGENIE="YES"
 
 # Api key
 OPSGENIE_API_KEY=""
+OPSGENIE_API_URL=""
 
 DEFAULT_RECIPIENT_OPSGENIE=""
 
diff --git a/health/notifications/opsgenie/README.md b/health/notifications/opsgenie/README.md
index aeb315489..7ae409df4 100644
--- a/health/notifications/opsgenie/README.md
+++ b/health/notifications/opsgenie/README.md
@@ -20,14 +20,16 @@ directory](/docs/configure/nodes.md):
 ./edit-config health_alarm_notify.conf
 ```
 
-Change the variable `OPSGENIE_API_KEY` with the API key you got from Opsgenie.
+Change the variable `OPSGENIE_API_KEY` with the API key you got from Opsgenie. 
+`OPSGENIE_API_URL` defaults to https://api.opsgenie.com, however there are region specific API URLs such as https://eu.api.opsgenie.com, so set this if required.
 
 ```
 SEND_OPSGENIE="YES"
 
 # Api key
-# Default Opsgenie APi
+# Default Opsgenie API
 OPSGENIE_API_KEY="11111111-2222-3333-4444-555555555555"
+OPSGENIE_API_URL=""
 ```
 
 Changes to `health_alarm_notify.conf` do not require a Netdata restart. You can test your Opsgenie notifications