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Sync pgcat config for docker-compose (#104)

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This commit is contained in:
Pradeep Chhetri
2022-08-03 00:23:35 +08:00
committed by GitHub
parent 1b648ca00e
commit 20e8f9d74c
1 changed files with 78 additions and 53 deletions
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131
examples/docker/pgcat.toml
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@@ -5,21 +5,12 @@
# #
# General pooler settings # General pooler settings
[general] [general]
# What IP to run on, 0.0.0.0 means accessible from everywhere. # What IP to run on, 0.0.0.0 means accessible from everywhere.
host = "0.0.0.0" host = "0.0.0.0"
# Port to run on, same as PgBouncer used in this example. # Port to run on, same as PgBouncer used in this example.
port = 6432 port = 6432
# How many connections to allocate per server.
pool_size = 15
# Pool mode (see PgBouncer docs for more).
# session: one server connection per connected client
# transaction: one server connection per client transaction
pool_mode = "transaction"
# How long to wait before aborting a server connection (ms). # How long to wait before aborting a server connection (ms).
connect_timeout = 5000 connect_timeout = 5000
@@ -27,52 +18,29 @@ connect_timeout = 5000
healthcheck_timeout = 1000 healthcheck_timeout = 1000
# For how long to ban a server if it fails a health check (seconds). # For how long to ban a server if it fails a health check (seconds).
ban_time = 60 # Seconds ban_time = 60 # seconds
# # Reload config automatically if it changes.
# User to use for authentication against the server. autoreload = false
[user]
name = "postgres"
password = "postgres"
# TLS
# tls_certificate = "server.cert"
# tls_private_key = "server.key"
# # Credentials to access the virtual administrative database (pgbouncer or pgcat)
# Shards in the cluster # Connecting to that database allows running commands like `SHOW POOLS`, `SHOW DATABASES`, etc..
[shards] admin_username = "postgres"
admin_password = "postgres"
# Shard 0 # pool
[shards.0] # configs are structured as pool.<pool_name>
# the pool_name is what clients use as database name when connecting
# [ host, port, role ] # For the example below a client can connect using "postgres://sharding_user:sharding_user@pgcat_host:pgcat_port/sharded"
servers = [ [pools.sharded]
[ "postgres", 5432, "primary" ], # Pool mode (see PgBouncer docs for more).
[ "postgres", 5432, "replica" ], # session: one server connection per connected client
# [ "127.0.1.1", 5432, "replica" ], # transaction: one server connection per client transaction
] pool_mode = "transaction"
# Database name (e.g. "postgres")
database = "postgres"
[shards.1]
# [ host, port, role ]
servers = [
[ "postgres", 5432, "primary" ],
[ "postgres", 5432, "replica" ],
# [ "127.0.1.1", 5432, "replica" ],
]
database = "postgres"
[shards.2]
# [ host, port, role ]
servers = [
[ "postgres", 5432, "primary" ],
[ "postgres", 5432, "replica" ],
# [ "127.0.1.1", 5432, "replica" ],
]
database = "postgres"
# Settings for our query routing layer.
[query_router]
# If the client doesn't specify, route traffic to # If the client doesn't specify, route traffic to
# this role by default. # this role by default.
@@ -82,12 +50,11 @@ database = "postgres"
# primary: all queries go to the primary unless otherwise specified. # primary: all queries go to the primary unless otherwise specified.
default_role = "any" default_role = "any"
# Query parser. If enabled, we'll attempt to parse # Query parser. If enabled, we'll attempt to parse
# every incoming query to determine if it's a read or a write. # every incoming query to determine if it's a read or a write.
# If it's a read query, we'll direct it to a replica. Otherwise, if it's a write, # If it's a read query, we'll direct it to a replica. Otherwise, if it's a write,
# we'll direct it to the primary. # we'll direct it to the primary.
query_parser_enabled = false query_parser_enabled = true
# If the query parser is enabled and this setting is enabled, the primary will be part of the pool of databases used for # If the query parser is enabled and this setting is enabled, the primary will be part of the pool of databases used for
# load balancing of read queries. Otherwise, the primary will only be used for write # load balancing of read queries. Otherwise, the primary will only be used for write
@@ -103,3 +70,61 @@ primary_reads_enabled = true
# sha1: A hashing function based on SHA1 # sha1: A hashing function based on SHA1
# #
sharding_function = "pg_bigint_hash" sharding_function = "pg_bigint_hash"
# Credentials for users that may connect to this cluster
[pools.sharded.users.0]
username = "postgres"
password = "postgres"
# Maximum number of server connections that can be established for this user
# The maximum number of connection from a single Pgcat process to any database in the cluster
# is the sum of pool_size across all users.
pool_size = 9
[pools.sharded.users.1]
username = "postgres"
password = "postgres"
pool_size = 21
# Shard 0
[pools.sharded.shards.0]
# [ host, port, role ]
servers = [
[ "postgres", 5432, "primary" ],
[ "postgres", 5432, "replica" ]
]
# Database name (e.g. "postgres")
database = "postgres"
[pools.sharded.shards.1]
servers = [
[ "postgres", 5432, "primary" ],
[ "postgres", 5432, "replica" ],
]
database = "postgres"
[pools.sharded.shards.2]
servers = [
[ "postgres", 5432, "primary" ],
[ "postgres", 5432, "replica" ],
]
database = "postgres"
[pools.simple_db]
pool_mode = "session"
default_role = "primary"
query_parser_enabled = true
primary_reads_enabled = true
sharding_function = "pg_bigint_hash"
[pools.simple_db.users.0]
username = "postgres"
password = "postgres"
pool_size = 5
[pools.simple_db.shards.0]
servers = [
[ "postgres", 5432, "primary" ],
[ "postgres", 5432, "replica" ]
]
database = "postgres"