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pgcat-0.2.
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mostafa_we
| Author | SHA1 | Date | |
|---|---|---|---|
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60078be9d3 |
1
.gitignore
vendored
1
.gitignore
vendored
@@ -12,4 +12,3 @@ dev/cache
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!dev/cache/.keepme
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.venv
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**/__pycache__
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.bundle
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26
CONFIG.md
26
CONFIG.md
@@ -36,11 +36,10 @@ Port at which prometheus exporter listens on.
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### connect_timeout
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```
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path: general.connect_timeout
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default: 1000 # milliseconds
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default: 5000 # milliseconds
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```
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How long the client waits to obtain a server connection before aborting (ms).
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This is similar to PgBouncer's `query_wait_timeout`.
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How long to wait before aborting a server connection (ms).
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### idle_timeout
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```
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@@ -463,18 +462,10 @@ path: pools.<pool_name>.users.<user_index>.pool_size
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default: 9
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```
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Maximum number of server connections that can be established for this user.
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Maximum number of server connections that can be established for this user
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The maximum number of connection from a single Pgcat process to any database in the cluster
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is the sum of pool_size across all users.
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### min_pool_size
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```
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path: pools.<pool_name>.users.<user_index>.min_pool_size
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default: 0
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```
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Minimum number of idle server connections to retain for this pool.
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### statement_timeout
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```
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path: pools.<pool_name>.users.<user_index>.statement_timeout
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@@ -484,16 +475,6 @@ default: 0
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Maximum query duration. Dangerous, but protects against DBs that died in a non-obvious way.
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0 means it is disabled.
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### connect_timeout
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```
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path: pools.<pool_name>.users.<user_index>.connect_timeout
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default: <UNSET> # milliseconds
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```
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How long the client waits to obtain a server connection before aborting (ms).
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This is similar to PgBouncer's `query_wait_timeout`.
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If unset, uses the `connect_timeout` defined globally.
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## `pools.<pool_name>.shards.<shard_index>` Section
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### servers
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@@ -521,3 +502,4 @@ default: "shard0"
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```
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Database name (e.g. "postgres")
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23
Cargo.lock
generated
23
Cargo.lock
generated
@@ -192,11 +192,12 @@ checksum = "604178f6c5c21f02dc555784810edfb88d34ac2c73b2eae109655649ee73ce3d"
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[[package]]
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name = "bb8"
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version = "0.8.6"
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version = "0.8.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d89aabfae550a5c44b43ab941844ffcd2e993cb6900b342debf59e9ea74acdb8"
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checksum = "98b4b0f25f18bcdc3ac72bdb486ed0acf7e185221fd4dc985bc15db5800b0ba2"
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dependencies = [
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"async-trait",
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"futures-channel",
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"futures-util",
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"parking_lot",
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"tokio",
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@@ -1341,7 +1342,7 @@ checksum = "79ea77c539259495ce8ca47f53e66ae0330a8819f67e23ac96ca02f50e7b7d36"
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dependencies = [
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"log",
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"ring",
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"rustls-webpki 0.101.1",
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"rustls-webpki",
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"sct",
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]
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@@ -1355,14 +1356,10 @@ dependencies = [
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]
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[[package]]
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name = "rustls-webpki"
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version = "0.100.2"
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name = "rustls-pki-types"
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version = "1.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e98ff011474fa39949b7e5c0428f9b4937eda7da7848bbb947786b7be0b27dab"
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dependencies = [
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"ring",
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"untrusted",
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]
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checksum = "fc0a2ce646f8655401bb81e7927b812614bd5d91dbc968696be50603510fcaf0"
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[[package]]
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name = "rustls-webpki"
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@@ -2038,11 +2035,11 @@ dependencies = [
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[[package]]
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name = "webpki-roots"
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version = "0.23.1"
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version = "0.26.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b03058f88386e5ff5310d9111d53f48b17d732b401aeb83a8d5190f2ac459338"
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checksum = "0bd24728e5af82c6c4ec1b66ac4844bdf8156257fccda846ec58b42cd0cdbe6a"
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dependencies = [
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"rustls-webpki 0.100.2",
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"rustls-pki-types",
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]
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[[package]]
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@@ -8,7 +8,7 @@ edition = "2021"
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tokio = { version = "1", features = ["full"] }
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bytes = "1"
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md-5 = "0.10"
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bb8 = "=0.8.6"
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bb8 = "0.8.1"
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async-trait = "0.1"
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rand = "0.8"
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chrono = "0.4"
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@@ -41,7 +41,7 @@ atomic_enum = "0.2.0"
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postgres-protocol = "0.6.5"
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fallible-iterator = "0.2"
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pin-project = "1"
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webpki-roots = "0.23"
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webpki-roots = "0.26"
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rustls = { version = "0.21", features = ["dangerous_configuration"] }
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trust-dns-resolver = "0.22.0"
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tokio-test = "0.4.2"
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@@ -5,4 +5,4 @@ maintainers:
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- name: Wildcard
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email: support@w6d.io
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appVersion: "1.2.0"
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version: 0.2.3
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version: 0.2.0
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@@ -15,7 +15,6 @@ stringData:
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connect_timeout = {{ .Values.configuration.general.connect_timeout }}
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idle_timeout = {{ .Values.configuration.general.idle_timeout | int }}
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server_lifetime = {{ .Values.configuration.general.server_lifetime | int }}
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server_tls = {{ .Values.configuration.general.server_tls }}
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idle_client_in_transaction_timeout = {{ .Values.configuration.general.idle_client_in_transaction_timeout | int }}
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healthcheck_timeout = {{ .Values.configuration.general.healthcheck_timeout }}
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healthcheck_delay = {{ .Values.configuration.general.healthcheck_delay }}
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@@ -59,21 +58,11 @@ stringData:
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##
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[pools.{{ $pool.name | quote }}.users.{{ $index }}]
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username = {{ $user.username | quote }}
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{{- if $user.password }}
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password = {{ $user.password | quote }}
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{{- else if and $user.passwordSecret.name $user.passwordSecret.key }}
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{{- $secret := (lookup "v1" "Secret" $.Release.Namespace $user.passwordSecret.name) }}
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{{- if $secret }}
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{{- $password := index $secret.data $user.passwordSecret.key | b64dec }}
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password = {{ $password | quote }}
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{{- end }}
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{{- end }}
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pool_size = {{ $user.pool_size }}
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statement_timeout = {{ default 0 $user.statement_timeout }}
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min_pool_size = {{ default 3 $user.min_pool_size }}
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{{- if $user.server_lifetime }}
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server_lifetime = {{ $user.server_lifetime }}
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{{- end }}
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statement_timeout = {{ $user.statement_timeout }}
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min_pool_size = 3
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server_lifetime = 60000
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{{- if and $user.server_username $user.server_password }}
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server_username = {{ $user.server_username | quote }}
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server_password = {{ $user.server_password | quote }}
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@@ -175,9 +175,6 @@ configuration:
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# Max connection lifetime before it's closed, even if actively used.
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server_lifetime: 86400000 # 24 hours
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# Whether to use TLS for server connections or not.
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server_tls: false
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# How long a client is allowed to be idle while in a transaction (ms).
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idle_client_in_transaction_timeout: 0 # milliseconds
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@@ -318,9 +315,7 @@ configuration:
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# ## Credentials for users that may connect to this cluster
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# ## @param users [array]
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# ## @param users[0].username Name of the env var (required)
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# ## @param users[0].password Value for the env var (required) leave empty to use existing secret see passwordSecret.name and passwordSecret.key
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# ## @param users[0].passwordSecret.name Name of the secret containing the password
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# ## @param users[0].passwordSecret.key Key in the secret containing the password
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# ## @param users[0].password Value for the env var (required)
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# ## @param users[0].pool_size Maximum number of server connections that can be established for this user
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# ## @param users[0].statement_timeout Maximum query duration. Dangerous, but protects against DBs that died in a non-obvious way.
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# users: []
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@@ -309,7 +309,6 @@ async fn prometheus_stats(
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push_pool_stats(&mut lines);
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push_server_stats(&mut lines);
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push_database_stats(&mut lines);
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lines.push("".to_string()); // Ensure to end the stats with a line terminator as required by the specification.
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Response::builder()
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.header("content-type", "text/plain; version=0.0.4")
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@@ -386,18 +386,6 @@ impl QueryRouter {
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}
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}
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/// Determines if a query is a mutation or not.
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fn is_mutation_query(q: &sqlparser::ast::Query) -> bool {
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use sqlparser::ast::*;
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match q.body.as_ref() {
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SetExpr::Insert(_) => true,
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SetExpr::Update(_) => true,
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SetExpr::Query(q) => Self::is_mutation_query(q),
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_ => false,
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}
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}
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/// Try to infer which server to connect to based on the contents of the query.
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pub fn infer(&mut self, ast: &Vec<sqlparser::ast::Statement>) -> Result<(), Error> {
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if !self.pool_settings.query_parser_read_write_splitting {
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@@ -440,9 +428,8 @@ impl QueryRouter {
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};
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let has_locks = !query.locks.is_empty();
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let has_mutation = Self::is_mutation_query(query);
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if has_locks || has_mutation {
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if has_locks {
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self.active_role = Some(Role::Primary);
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} else if !visited_write_statement {
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// If we already visited a write statement, we should be going to the primary.
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@@ -1126,26 +1113,6 @@ mod test {
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assert_eq!(qr.role(), None);
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}
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#[test]
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fn test_split_cte_queries() {
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QueryRouter::setup();
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let mut qr = QueryRouter::new();
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qr.pool_settings.query_parser_read_write_splitting = true;
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qr.pool_settings.query_parser_enabled = true;
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let query = simple_query(
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"WITH t AS (
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SELECT id FROM users WHERE name ILIKE '%ja%'
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)
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UPDATE user_languages
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SET settings = '{}'
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FROM t WHERE t.id = user_id;",
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);
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let ast = qr.parse(&query).unwrap();
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assert!(qr.infer(&ast).is_ok());
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assert_eq!(qr.role(), Some(Role::Primary));
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}
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#[test]
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fn test_infer_replica() {
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QueryRouter::setup();
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@@ -1,33 +1,22 @@
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GEM
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remote: https://rubygems.org/
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specs:
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activemodel (7.1.4)
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activesupport (= 7.1.4)
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activerecord (7.1.4)
|
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activemodel (= 7.1.4)
|
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activesupport (= 7.1.4)
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timeout (>= 0.4.0)
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activesupport (7.1.4)
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base64
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bigdecimal
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activemodel (7.0.4.1)
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activesupport (= 7.0.4.1)
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activerecord (7.0.4.1)
|
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activemodel (= 7.0.4.1)
|
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activesupport (= 7.0.4.1)
|
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activesupport (7.0.4.1)
|
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concurrent-ruby (~> 1.0, >= 1.0.2)
|
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connection_pool (>= 2.2.5)
|
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drb
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i18n (>= 1.6, < 2)
|
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minitest (>= 5.1)
|
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mutex_m
|
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tzinfo (~> 2.0)
|
||||
ast (2.4.2)
|
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base64 (0.2.0)
|
||||
bigdecimal (3.1.8)
|
||||
concurrent-ruby (1.3.4)
|
||||
connection_pool (2.4.1)
|
||||
concurrent-ruby (1.1.10)
|
||||
diff-lcs (1.5.0)
|
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drb (2.2.1)
|
||||
i18n (1.14.5)
|
||||
i18n (1.12.0)
|
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concurrent-ruby (~> 1.0)
|
||||
minitest (5.25.1)
|
||||
mutex_m (0.2.0)
|
||||
minitest (5.17.0)
|
||||
parallel (1.22.1)
|
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parser (3.1.2.0)
|
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ast (~> 2.4.1)
|
||||
@@ -63,11 +52,10 @@ GEM
|
||||
parser (>= 3.1.1.0)
|
||||
ruby-progressbar (1.11.0)
|
||||
strscan (3.1.0)
|
||||
timeout (0.4.1)
|
||||
toml (0.3.0)
|
||||
parslet (>= 1.8.0, < 3.0.0)
|
||||
toxiproxy (2.0.1)
|
||||
tzinfo (2.0.6)
|
||||
tzinfo (2.0.5)
|
||||
concurrent-ruby (~> 1.0)
|
||||
unicode-display_width (2.1.0)
|
||||
|
||||
|
||||
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Block a user