A004 check and A006 template fixed

Author: dmius

pghrep/templates/A006.tpl

@@ -3,6 +3,7 @@
 ## Observations ##
 
 ### Settings (pg_settings) that differ ###
+{{ if .diffData }}
 {{ if (index .diffData "pg_settings") }}
 Setting | {{.hosts.master}} {{ range $skey, $host := .hosts.replicas }}| {{ $host }} {{ end }}
 --------|-------{{ range $skey, $host := .hosts.replicas }}|-------- {{ end }}
@@ -14,6 +15,9 @@ Configs(pg_config) that differ
 {{ range $key, $value := (index .diffData "pg_configs") }}
 Config {{ $key }}: {{ range $key, $value := $value }} On {{ $key }}: `{{ index $value "value" }}` {{ if (index $value "unit") }}{{ index $value "unit" }}{{ end  }}{{ end }}
 {{ end }}{{end}}
+{{ else }}
+No differences
+{{ end }}
 
 ## Conclusions ##
 

resources/checks/A004_cluster_info.sh

@@ -2,6 +2,7 @@
 main_sql=$(curl -s -L https://raw.githubusercontent.com/NikolayS/postgres_dba/4.0/sql/0_node.sql | awk '{gsub("; *$", "", $0); print $0}')
 
 pgver=$(${CHECK_HOST_CMD} "${_PSQL} -c \"SHOW server_version\"")
+#pgver=$(psql -U postila_ru -c "SHOW server_version")
 
 vers=(${pgver//./ })
 majorVer=${vers[0]}
@@ -24,12 +25,11 @@ else
 fi
 
 ${CHECK_HOST_CMD} "${_PSQL} -f - " <<SQL
+#psql -U postila_ru -t -0 -f - <<SQL
 $prepare_sql
 with data as (
 $main_sql
 )
 select json_object_agg(data.metric, data) as json from data where data.metric not like '------%'
-  and data.metric not in ('Database Name', 'Database Size')
-
 SQL