PoWA for Postgres

source/resources/apps/postgres/README

@@ -40,3 +40,5 @@ pg_top
 # Misc
 # pspg - PostgreSQL pager
 # pgcli -- command line
+
+##############################################################################

source/resources/apps/powa/README.md

@@ -14,6 +14,8 @@ vim /etc/postgresql/10/main/postgresql.conf
 # Change:
 # shared_preload_libraries to (keeping citus):
 shared_preload_libraries='citus,pg_stat_statements,powa,pg_stat_kcache,pg_qualstats'
+# Enable:
+track_io_timing = on
 
 # Create databases, run on each pg1 pg2 pg3 pg4 server:
 psql
@@ -45,18 +47,56 @@ apt install python python-psycopg2 python-sqlalchemy python-tornado
 wget -O powa-web-3.1.4.tar.gz https://github.com/powa-team/powa-web/archive/3.1.4.tar.gz
 tar -zxvf powa-web-3.1.4.tar.gz
 cd powa-web-3.1.4
-cp ./powa-web.conf-dist ./powa-web.conf
+# cp ./powa-web.conf-dist ./powa-web.conf
+cat > powa-web.conf <<EOF
+servers={
+  'pg1': {
+    'host': '10.52.1.91',
+    'port': '5432',
+    'database': 'powa',
+    'query': {'client_encoding': 'utf8'}
+  },
+  'pg2': {
+    'host': '10.52.1.92',
+    'port': '5432',
+    'database': 'powa',
+    'query': {'client_encoding': 'utf8'}
+  },
+  'pg3': {
+    'host': '10.52.1.93',
+    'port': '5432',
+    'database': 'powa',
+    'query': {'client_encoding': 'utf8'}
+  },
+  'pg4': {
+    'host': '10.52.1.94',
+    'port': '5432',
+    'database': 'powa',
+    'query': {'client_encoding': 'utf8'}
+  }
+}
+cookie_secret="password"
+EOF
+
 ./powa-web
 
 # XXX setup user, startup scripts, etc.
 
+
+# From git version: XXX fail:
+# Unable to connect: powa-archivist version 3.1.X does not match powa-web version 3.2.X
+git clone https://github.com/powa-team/powa-web
+# Last version from git to work with 3.1.X:
+cd powa-web
+git checkout a14a85b3b29ae1d68c20e7394e4214d318a948f3
+./powa-web
+
 ##############################################################################
 # Admin Web Client
 
 # On workstation create tunnel:
 ssh -N -C -L 58888:localhost:8888 powa
 
-# On workstation, in browser:
-
+# On workstation, in browser, login user 'powa' with powa's postgres password.
 http://localhost:58888/
 ##############################################################################