db_shared_buffers: "256MB"
db_work_mem: "10MB"
db_default_text_search_config: "pg_catalog.english"
+ db_name: discourse
+ db_user: discourse
+ db_wal_level: minimal
+ db_max_wal_senders: 0
+ db_checkpoint_segments: 6
+ db_logging_collector: off
+ db_log_min_duration_statement: 100
+
hooks:
before_code:
- exec: socat /dev/null UNIX-CONNECT:/shared/postgres_run/.s.PGSQL.5432 || exit 0 && echo postgres already running stop container ; exit 1
- exec: rm -fr /shared/postgres_run/.s*
- exec: rm -fr /shared/postgres_run/*.pid
+ - exec: mkdir -p /shared/postgres_run/9.3-main.pg_stat_tmp
+ - exec: chown postgres:postgres /shared/postgres_run/9.3-main.pg_stat_tmp
- file:
path: /etc/service/postgres/run
chmod: "+x"
contents: |
#!/bin/sh
exec 2>&1
+ echo -1000 >/proc/self/oom_score_adj
HOME=/var/lib/postgresql USER=postgres exec chpst -u postgres:postgres:ssl-cert -U postgres:postgres:ssl-cert /usr/lib/postgresql/9.3/bin/postmaster -D /etc/postgresql/9.3/main
- file:
- replace:
filename: "/etc/postgresql/9.3/main/postgresql.conf"
from: /#?max_wal_senders *=.*/
- to: "max_wal_senders = 4"
+ to: "max_wal_senders = $db_max_wal_senders"
- replace:
filename: "/etc/postgresql/9.3/main/postgresql.conf"
from: /#?wal_level *=.*/
- to: "wal_level = hot_standby"
+ to: "wal_level = $db_wal_level"
+
+ - replace:
+ filename: "/etc/postgresql/9.3/main/postgresql.conf"
+ from: /#?checkpoint_segments *=.*/
+ to: "checkpoint_segments = $db_checkpoint_segments"
+
+ - replace:
+ filename: "/etc/postgresql/9.3/main/postgresql.conf"
+ from: /#?logging_collector *=.*/
+ to: "logging_collector = $db_logging_collector"
+
+ - replace:
+ filename: "/etc/postgresql/9.3/main/postgresql.conf"
+ from: /#?log_min_duration_statement *=.*/
+ to: "log_min_duration_statement = $db_log_min_duration_statement"
- replace:
filename: "/etc/postgresql/9.3/main/pg_hba.conf"
# give db a few secs to start up
- exec: "sleep 5"
- - exec: su postgres -c 'createdb discourse' || true
- - exec: su postgres -c 'psql discourse -c "create user discourse;"' || true
- - exec: su postgres -c 'psql discourse -c "grant all privileges on database discourse to discourse;"' || true
- - exec: su postgres -c 'psql discourse -c "alter schema public owner to discourse;"'
+ - exec: su postgres -c 'createdb $db_name' || true
+ - exec: su postgres -c 'psql $db_name -c "create user $db_user;"' || true
+ - exec: su postgres -c 'psql $db_name -c "grant all privileges on database $db_name to $db_user;"' || true
+ - exec: su postgres -c 'psql $db_name -c "alter schema public owner to $db_user;"'
- exec: su postgres -c 'psql template1 -c "create extension if not exists hstore;"'
- exec: su postgres -c 'psql template1 -c "create extension if not exists pg_trgm;"'
- - exec: su postgres -c 'psql discourse -c "create extension if not exists hstore;"'
- - exec: su postgres -c 'psql discourse -c "create extension if not exists pg_trgm;"'
+ - exec: su postgres -c 'psql $db_name -c "create extension if not exists hstore;"'
+ - exec: su postgres -c 'psql $db_name -c "create extension if not exists pg_trgm;"'
+ - exec:
+ stdin: |
+ update pg_database set encoding = pg_char_to_encoding('UTF8') where datname = '$db_name' AND encoding = pg_char_to_encoding('SQL_ASCII');
+ cmd: sudo -u postgres psql $db_name
+ raise_on_fail: false
- file:
path: /var/lib/postgresql/take-database-backup