Merge pull request #5531 from sqtran/remote-syslog-configs

Automatic merge from submit-queue.

Added new variables for logging role for remote-syslog plugin

This commit adds a few new parameters useful for the fluent-plugin-remote-syslog work.  These won't be useful until https://github.com/openshift/origin-aggregated-logging/pull/679 is merged into the logging project first.

3 files changed, 115 insertions, 0 deletions

diff --git a/roles/openshift_logging/README.md b/roles/openshift_logging/README.md
index 9386da8c2..45477f60d 100644
--- a/roles/openshift_logging/README.md
+++ b/roles/openshift_logging/README.md
@@ -199,3 +199,26 @@ Elasticsearch OPS too, if using an OPS cluster:
   Defaults to 'logging-mux'.
 - `openshift_logging_mux_file_buffer_storage_group`: The storage group used for Mux.
   Defaults to '65534'.
+
+### remote syslog forwarding
+`openshift_logging_fluentd_remote_syslog`: Set `true` to enable remote syslog forwarding, defaults to `false`
+`openshift_logging_fluentd_remote_syslog_host`: Required, hostname or IP of remote syslog server
+`openshift_logging_fluentd_remote_syslog_port`: Port of remote syslog server, defaults to `514`
+`openshift_logging_fluentd_remote_syslog_severity`: Syslog severity level, defaults to `debug`
+`openshift_logging_fluentd_remote_syslog_facility`: Syslog facility, defaults to `local0`
+`openshift_logging_fluentd_remote_syslog_remove_tag_prefix`: Remove the prefix from the tag, defaults to `''` (empty)
+`openshift_logging_fluentd_remote_syslog_tag_key`: If string specified, use this field from the record to set the key field on the syslog message
+`openshift_logging_fluentd_remote_syslog_use_record`: Set `true` to use the severity and facility from the record, defaults to `false`
+`openshift_logging_fluentd_remote_syslog_payload_key`: If string is specified, use this field from the record as the payload on the syslog message
+
+The corresponding openshift_logging_mux_ parameters are below.
+
+`openshift_logging_mux_remote_syslog`: Set `true` to enable remote syslog forwarding, defaults to `false`
+`openshift_logging_mux_remote_syslog_host`: Required, hostname or IP of remote syslog server
+`openshift_logging_mux_remote_syslog_port`: Port of remote syslog server, defaults to `514`
+`openshift_logging_mux_remote_syslog_severity`: Syslog severity level, defaults to `debug`
+`openshift_logging_mux_remote_syslog_facility`: Syslog facility, defaults to `local0`
+`openshift_logging_mux_remote_syslog_remove_tag_prefix`: Remove the prefix from the tag, defaults to `''` (empty)
+`openshift_logging_mux_remote_syslog_tag_key`: If string specified, use this field from the record to set the key field on the syslog message
+`openshift_logging_mux_remote_syslog_use_record`: Set `true` to use the severity and facility from the record, defaults to `false`
+`openshift_logging_mux_remote_syslog_payload_key`: If string is specified, use this field from the record as the payload on the syslog message
diff --git a/roles/openshift_logging_fluentd/templates/fluentd.j2 b/roles/openshift_logging_fluentd/templates/fluentd.j2
index b64393831..b5f27b60d 100644
--- a/roles/openshift_logging_fluentd/templates/fluentd.j2
+++ b/roles/openshift_logging_fluentd/templates/fluentd.j2
@@ -122,6 +122,52 @@ spec:
         - name: "TRANSFORM_EVENTS"
           value: "true"
 {% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog is defined and openshift_logging_fluentd_remote_syslog %}
+        - name: USE_REMOTE_SYSLOG
+          value: "true"
+{% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog_host is defined %}
+        - name: REMOTE_SYSLOG_HOST
+          value: "{{ openshift_logging_fluentd_remote_syslog_host }}"
+{% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog_port is defined %}
+        - name: REMOTE_SYSLOG_PORT
+          value: "{{ openshift_logging_fluentd_remote_syslog_port }}"
+{% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog_severity is defined %}
+        - name: REMOTE_SYSLOG_SEVERITY
+          value: "{{ openshift_logging_fluentd_remote_syslog_severity }}"
+{% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog_facility is defined %}
+        - name: REMOTE_SYSLOG_FACILITY
+          value: "{{ openshift_logging_fluentd_remote_syslog_facility }}"
+{% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog_remove_tag_prefix is defined %}
+        - name: REMOTE_SYSLOG_REMOVE_TAG_PREFIX
+          value: "{{ openshift_logging_fluentd_remote_syslog_remove_tag_prefix }}"
+{% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog_tag_key is defined %}
+        - name: REMOTE_SYSLOG_TAG_KEY
+          value: "{{ openshift_logging_fluentd_remote_syslog_tag_key }}"
+{% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog_use_record is defined %}
+        - name: REMOTE_SYSLOG_USE_RECORD
+          value: "{{ openshift_logging_fluentd_remote_syslog_use_record }}"
+{% endif %}
+
+{% if openshift_logging_fluentd_remote_syslog_payload_key is defined %}
+        - name: REMOTE_SYSLOG_PAYLOAD_KEY
+          value: "{{ openshift_logging_fluentd_remote_syslog_payload_key }}"
+{% endif %}
+
       volumes:
       - name: runlogjournal
         hostPath:
diff --git a/roles/openshift_logging_mux/templates/mux.j2 b/roles/openshift_logging_mux/templates/mux.j2
index ff18d3270..4cc48139f 100644
--- a/roles/openshift_logging_mux/templates/mux.j2
+++ b/roles/openshift_logging_mux/templates/mux.j2
@@ -119,6 +119,52 @@ spec:
               resource: limits.memory
         - name: "FILE_BUFFER_LIMIT"
           value: "{{ openshift_logging_mux_file_buffer_limit | default('2Gi') }}"
+
+{% if openshift_logging_mux_remote_syslog is defined and openshift_logging_mux_remote_syslog %}
+        - name: USE_REMOTE_SYSLOG
+          value: "true"
+{% endif %}
+
+{% if openshift_logging_mux_remote_syslog_host is defined %}
+        - name: REMOTE_SYSLOG_HOST
+          value: "{{ openshift_logging_mux_remote_syslog_host }}"
+{% endif %}
+
+{% if openshift_logging_mux_remote_syslog_port is defined %}
+        - name: REMOTE_SYSLOG_PORT
+          value: "{{ openshift_logging_mux_remote_syslog_port }}"
+{% endif %}
+
+{% if openshift_logging_mux_remote_syslog_severity is defined %}
+        - name: REMOTE_SYSLOG_SEVERITY
+          value: "{{ openshift_logging_mux_remote_syslog_severity }}"
+{% endif %}
+
+{% if openshift_logging_mux_remote_syslog_facility is defined %}
+        - name: REMOTE_SYSLOG_FACILITY
+          value: "{{ openshift_logging_mux_remote_syslog_facility }}"
+{% endif %}
+
+{% if openshift_logging_mux_remote_syslog_remove_tag_prefix is defined %}
+        - name: REMOTE_SYSLOG_REMOVE_TAG_PREFIX
+          value: "{{ openshift_logging_mux_remote_syslog_remove_tag_prefix }}"
+{% endif %}
+
+{% if openshift_logging_mux_remote_syslog_tag_key is defined %}
+        - name: REMOTE_SYSLOG_TAG_KEY
+          value: "{{ openshift_logging_mux_remote_syslog_tag_key }}"
+{% endif %}
+
+{% if openshift_logging_mux_remote_syslog_use_record is defined %}
+        - name: REMOTE_SYSLOG_USE_RECORD
+          value: "{{ openshift_logging_mux_remote_syslog_use_record }}"
+{% endif %}
+
+{% if openshift_logging_mux_remote_syslog_payload_key is defined %}
+        - name: REMOTE_SYSLOG_PAYLOAD_KEY
+          value: "{{ openshift_logging_mux_remote_syslog_payload_key }}"
+{% endif %}
+
       volumes:
       - name: config
         configMap: