PostgreSQL/PgBouncer: Difference between revisions
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| Line 41: | Line 41: | ||
---- | ---- | ||
<syntaxhighlight lang="bash"> | <syntaxhighlight lang="bash"> | ||
# find | # find pgbouncer db pool | ||
PG_DB_POOL_FIND=$(cat <<QRY | PG_DB_POOL_FIND=$(cat <<QRY | ||
\[databases\]\n\ | \[databases\]\n\ | ||
| Line 50: | Line 50: | ||
) | ) | ||
# fill | # fill pgbouncer db pool | ||
PG_DB_POOL_FILL=$(cat <<UPD | PG_DB_POOL_FILL=$(cat <<UPD | ||
[databases]\n\ | [databases]\n\ | ||
| Line 68: | Line 68: | ||
---- | ---- | ||
<syntaxhighlight lang="bash"> | <syntaxhighlight lang="bash"> | ||
# find | # find pgbouncer user pool | ||
PG_USER_POOL_FIND=$(cat <<QRY | PG_USER_POOL_FIND=$(cat <<QRY | ||
\[users\]\n\ | \[users\]\n\ | ||
| Line 76: | Line 76: | ||
) | ) | ||
# fill | # fill pgbouncer user pool | ||
PG_USER_POOL_FILL=$(cat <<UPD | PG_USER_POOL_FILL=$(cat <<UPD | ||
[users]\n\ | [users]\n\ | ||
Revision as of 08:50, 19 September 2024
cat <<-'EXE'|sudo bash
apt-get update;echo
apt list -a --upgradable
apt-get install -y pgbouncer
EXE
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systemctl status pgbouncer.service
sudo systemctl stop pgbouncer.service
sudo systemctl start pgbouncer.service
sudo systemctl restart pgbouncer.service
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ls -lah /etc/pgbouncer/
sudo cat /etc/pgbouncer/userlist.txt
sudo cat /etc/pgbouncer/pgbouncer.ini
sudo cat /etc/pgbouncer/pgbouncer.ini|less
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Configure
sudo rsync -avz /etc/pgbouncer/pgbouncer.ini /etc/pgbouncer/pgbouncer.ini.bkp
sudo rsync -avz /etc/pgbouncer/userlist.txt /etc/pgbouncer/userlist.txt.bkp
# restore default configuration
sudo rsync -avz /etc/pgbouncer/pgbouncer.ini.bkp /etc/pgbouncer/pgbouncer.ini
sudo vim /etc/pgbouncer/pgbouncer.ini
Configure » Pool » Database
# find pgbouncer db pool
PG_DB_POOL_FIND=$(cat <<QRY
\[databases\]\n\
\n\
;; foodb over Unix socket\n\
;foodb =
QRY
)
# fill pgbouncer db pool
PG_DB_POOL_FILL=$(cat <<UPD
[databases]\n\
\n\
;; future db pool here\n\
academia_flair_staging = host=10.110.110.155 port=5432 user=chorke password='sadaqah!' client_encoding=UNICODE datestyle=ISO connect_query='SELECT 1'\n\
academia_audit_staging = host=10.110.110.155 port=5432 user=chorke password='sadaqah!' client_encoding=UNICODE datestyle=ISO connect_query='SELECT 1'\n\
academia_qoute_staging = host=10.110.110.155 port=5432 user=chorke password='sadaqah!' client_encoding=UNICODE datestyle=ISO connect_query='SELECT 1'\n\
academia_users_staging = host=10.110.110.155 port=5432 user=chorke password='sadaqah!' client_encoding=UNICODE datestyle=ISO connect_query='SELECT 1'
UPD
)
sudo sed -z "s|${PG_DB_POOL_FIND}|$(echo "${PG_DB_POOL_FILL}")|" -i /etc/pgbouncer/pgbouncer.ini
Configure » Pool » User
# find pgbouncer user pool
PG_USER_POOL_FIND=$(cat <<QRY
\[users\]\n\
\n\
;user1 = pool_mode=transaction max_user_connections=10
QRY
)
# fill pgbouncer user pool
PG_USER_POOL_FILL=$(cat <<UPD
[users]\n\
\n\
;; future user pool here\n\
chorke = pool_mode=transaction max_user_connections=10
UPD
)
sudo sed -z "s|${PG_USER_POOL_FIND}|$(echo "${PG_USER_POOL_FILL}")|" -i /etc/pgbouncer/pgbouncer.ini
sudo sed -z "s|auth_type = trust|auth_type = md5|" -i /etc/pgbouncer/pgbouncer.ini
Configure » User » Secret
cat << USR | sudo tee -a /etc/pgbouncer/userlist.txt >/dev/null
"chorke" "md5$(printf '%s%s' 'p@$$w0rd' 'chorke'|md5sum|awk '{print $1}')"
"shahed" "md5$(printf '%s%s' 'sadaqah!' 'shahed'|md5sum|awk '{print $1}')"
USR
systemctl status pgbouncer.service
sudo systemctl reload pgbouncer.service
sudo systemctl restart pgbouncer.service
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psql -hlocalhost -p6432 -Uchorke -dacademia_users_staging
psql -hlocalhost -p6432 -Uchorke -dacademia_audit_staging
psql -hlocalhost -p6432 -Uchorke -dacademia_flair_staging
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Playground
ls -lah /etc/pgbouncer/
ls -lah /var/log/postgresql/
ls -lah /var/run/postgresql/
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References
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