Add couchdb module (#9406)

CHANGELOG.asciidoc

@@ -834,6 +834,7 @@ The issue will be fixed in the 6.4.1 release.
 - Release prometheus collector metricset as GA. {pull}7660[7660]
 - Add Elasticsearch `cluster_stats` metricset. {pull}7638[7638]
 - Added `basepath` setting for HTTP-based metricsets {pull}7700[7700]
+- Add couchdb module. {pull}9406[9406]
 
 *Packetbeat*
 

metricbeat/docker-compose.yml

@@ -15,6 +15,7 @@ services:
       - ./module/apache/_meta/env
       - ./module/ceph/_meta/env
       - ./module/couchbase/_meta/env
+      - ./module/couchdb/_meta/env
       - ./module/dropwizard/_meta/env
       - ./module/elasticsearch/_meta/env
       - ./module/envoyproxy/_meta/env
@@ -59,6 +60,9 @@ services:
   couchbase:
     build: ./module/couchbase/_meta
 
+  couchdb:
+    build: ./module/couchdb/_meta
+
   dropwizard:
     build: ./module/dropwizard/_meta
 

metricbeat/docs/fields.asciidoc

@@ -20,6 +20,7 @@ grouped in the following categories:
 * <<exported-fields-cloud>>
 * <<exported-fields-common>>
 * <<exported-fields-couchbase>>
+* <<exported-fields-couchdb>>
 * <<exported-fields-docker-processor>>
 * <<exported-fields-docker>>
 * <<exported-fields-dropwizard>>
@@ -2549,6 +2550,364 @@ type: long
 Number of items/documents that are replicas.
 
 
+--
+
+[[exported-fields-couchdb]]
+== couchdb fields
+
+couchdb module
+
+
+
+[float]
+== couchdb fields
+
+
+
+
+[float]
+== server fields
+
+Contains CouchDB server stats
+
+
+
+[float]
+== httpd fields
+
+HTTP statistics
+
+
+
+*`couchdb.server.httpd.view_reads`*::
++
+--
+type: long
+
+Number of view reads
+
+
+--
+
+*`couchdb.server.httpd.bulk_requests`*::
++
+--
+type: long
+
+Number of bulk requests
+
+
+--
+
+*`couchdb.server.httpd.clients_requesting_changes`*::
++
+--
+type: long
+
+Number of clients for continuous _changes
+
+
+--
+
+*`couchdb.server.httpd.temporary_view_reads`*::
++
+--
+type: long
+
+Number of temporary view reads
+
+
+--
+
+*`couchdb.server.httpd.requests`*::
++
+--
+type: long
+
+Number of HTTP requests
+
+
+--
+
+[float]
+== httpd_request_methods fields
+
+HTTP request methods
+
+
+
+*`couchdb.server.httpd_request_methods.COPY`*::
++
+--
+type: long
+
+Number of HTTP COPY requests
+
+
+--
+
+*`couchdb.server.httpd_request_methods.HEAD`*::
++
+--
+type: long
+
+Number of HTTP HEAD requests
+
+
+--
+
+*`couchdb.server.httpd_request_methods.POST`*::
++
+--
+type: long
+
+Number of HTTP POST requests
+
+
+--
+
+*`couchdb.server.httpd_request_methods.DELETE`*::
++
+--
+type: long
+
+Number of HTTP DELETE requests
+
+
+--
+
+*`couchdb.server.httpd_request_methods.GET`*::
++
+--
+type: long
+
+Number of HTTP GET requests
+
+
+--
+
+*`couchdb.server.httpd_request_methods.PUT`*::
++
+--
+type: long
+
+Number of HTTP PUT requests
+
+
+--
+
+[float]
+== httpd_status_codes fields
+
+HTTP status codes statistics
+
+
+
+*`couchdb.server.httpd_status_codes.200`*::
++
+--
+type: long
+
+Number of HTTP 200 OK responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.201`*::
++
+--
+type: long
+
+Number of HTTP 201 Created responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.202`*::
++
+--
+type: long
+
+Number of HTTP 202 Accepted responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.301`*::
++
+--
+type: long
+
+Number of HTTP 301 Moved Permanently responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.304`*::
++
+--
+type: long
+
+Number of HTTP 304 Not Modified responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.400`*::
++
+--
+type: long
+
+Number of HTTP 400 Bad Request responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.401`*::
++
+--
+type: long
+
+Number of HTTP 401 Unauthorized responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.403`*::
++
+--
+type: long
+
+Number of HTTP 403 Forbidden responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.404`*::
++
+--
+type: long
+
+Number of HTTP 404 Not Found responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.405`*::
++
+--
+type: long
+
+Number of HTTP 405 Method Not Allowed responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.409`*::
++
+--
+type: long
+
+Number of HTTP 409 Conflict responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.412`*::
++
+--
+type: long
+
+Number of HTTP 412 Precondition Failed responses
+
+
+--
+
+*`couchdb.server.httpd_status_codes.500`*::
++
+--
+type: long
+
+Number of HTTP 500 Internal Server Error responses
+
+
+--
+
+[float]
+== couchdb fields
+
+couchdb statistics
+
+
+
+*`couchdb.server.couchdb.database_writes`*::
++
+--
+type: long
+
+Number of times a database was changed
+
+
+--
+
+*`couchdb.server.couchdb.open_databases`*::
++
+--
+type: long
+
+Number of open databases
+
+
+--
+
+*`couchdb.server.couchdb.auth_cache_misses`*::
++
+--
+type: long
+
+Number of authentication cache misses
+
+
+--
+
+*`couchdb.server.couchdb.request_time`*::
++
+--
+type: long
+
+Length of a request inside CouchDB without MochiWeb
+
+
+--
+
+*`couchdb.server.couchdb.database_reads`*::
++
+--
+type: long
+
+Number of times a document was read from a database
+
+
+--
+
+*`couchdb.server.couchdb.auth_cache_hits`*::
++
+--
+type: long
+
+Number of authentication cache hits
+
+
+--
+
+*`couchdb.server.couchdb.open_os_files`*::
++
+--
+type: long
+
+Number of file descriptors CouchDB has open
+
+
 --
 
 [[exported-fields-docker-processor]]