crdb: add a connection-balancing retry-aware connection pool manager

e2e/go.mod

@@ -16,7 +16,7 @@ require (
 )
 
 require (
-	github.com/antlr/antlr4/runtime/Go/antlr v0.0.0-20220418222510-f25a4f6275ed // indirect
+	github.com/antlr/antlr4/runtime/Go/antlr v1.4.10 // indirect
 	github.com/certifi/gocertifi v0.0.0-20210507211836-431795d63e8d // indirect
 	github.com/dave/jennifer v1.5.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect

e2e/go.sum

@@ -6,8 +6,8 @@ cloud.google.com/go/compute/metadata v0.2.3 h1:mg4jlk7mCAj6xXp9UJ4fjI9VUI5rubuGB
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
-github.com/antlr/antlr4/runtime/Go/antlr v0.0.0-20220418222510-f25a4f6275ed h1:ue9pVfIcP+QMEjfgo/Ez4ZjNZfonGgR6NgjMaJMu1Cg=
-github.com/antlr/antlr4/runtime/Go/antlr v0.0.0-20220418222510-f25a4f6275ed/go.mod h1:F7bn7fEU90QkQ3tnmaTx3LTKLEDqnwWODIYppRQ5hnY=
+github.com/antlr/antlr4/runtime/Go/antlr v1.4.10 h1:yL7+Jz0jTC6yykIK/Wh74gnTJnrGr5AyrNMXuA0gves=
+github.com/antlr/antlr4/runtime/Go/antlr v1.4.10/go.mod h1:F7bn7fEU90QkQ3tnmaTx3LTKLEDqnwWODIYppRQ5hnY=
 github.com/authzed/authzed-go v0.7.1-0.20230407200536-38340f010afc h1:o5utaJgyg7Rye56v5mKQ6a5Lh5gP89Kw4yqyW3LGq2M=
 github.com/authzed/authzed-go v0.7.1-0.20230407200536-38340f010afc/go.mod h1:h9Zar1MSSrVsqbcbE5/RO7gpg6Fx5QYW2C5QduSox5M=
 github.com/authzed/grpcutil v0.0.0-20220104222419-f813f77722e5 h1:sZM7XzdyuLyxj7pC/g7uX+XAqZ7m6NMxZzuQRovgBPw=

go.mod

@@ -2,6 +2,8 @@ module github.com/authzed/spicedb
 
 go 1.20
 
+replace github.com/jackc/pgx/v5 => github.com/ecordell/pgx/v5 v5.3.0
+
 require (
 	cloud.google.com/go/spanner v1.42.0
 	github.com/IBM/pgxpoolprometheus v1.1.1
@@ -52,6 +54,7 @@ require (
 	github.com/prometheus/client_golang v1.14.0
 	github.com/prometheus/client_model v0.3.0
 	github.com/prometheus/common v0.41.0
+	github.com/puzpuzpuz/xsync v1.5.2
 	github.com/rs/cors v1.8.3
 	github.com/rs/zerolog v1.29.0
 	github.com/samber/lo v1.38.1
@@ -79,7 +82,7 @@ require (
 	gopkg.in/yaml.v2 v2.4.0
 	gopkg.in/yaml.v3 v3.0.1
 	mvdan.cc/gofumpt v0.4.0
-	sigs.k8s.io/controller-runtime v0.13.0
+	sigs.k8s.io/controller-runtime v0.14.1
 )
 
 require (
@@ -91,7 +94,7 @@ require (
 	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
 	github.com/Microsoft/go-winio v0.5.2 // indirect
 	github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5 // indirect
-	github.com/antlr/antlr4/runtime/Go/antlr v0.0.0-20220418222510-f25a4f6275ed // indirect
+	github.com/antlr/antlr4/runtime/Go/antlr v1.4.10 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/census-instrumentation/opencensus-proto v0.4.1 // indirect
 	github.com/certifi/gocertifi v0.0.0-20210507211836-431795d63e8d // indirect
@@ -104,14 +107,20 @@ require (
 	github.com/docker/docker v20.10.14+incompatible // indirect
 	github.com/docker/go-connections v0.4.0 // indirect
 	github.com/docker/go-units v0.4.0 // indirect
+	github.com/emicklei/go-restful/v3 v3.9.0 // indirect
 	github.com/envoyproxy/go-control-plane v0.10.3 // indirect
 	github.com/felixge/httpsnoop v1.0.3 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/go-logr/logr v1.2.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/go-openapi/jsonpointer v0.19.5 // indirect
+	github.com/go-openapi/jsonreference v0.20.0 // indirect
+	github.com/go-openapi/swag v0.19.14 // indirect
 	github.com/golang/glog v1.0.0 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/google/gnostic v0.5.7-v3refs // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
+	github.com/google/gofuzz v1.1.0 // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/googleapis/enterprise-certificate-proxy v0.2.3 // indirect
 	github.com/googleapis/gax-go/v2 v2.7.0 // indirect
@@ -128,6 +137,8 @@ require (
 	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
 	github.com/jackc/puddle/v2 v2.2.0 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/compress v1.15.10 // indirect
 	github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 // indirect
 	github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 // indirect
@@ -139,6 +150,9 @@ require (
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/moby/term v0.0.0-20210619224110-3f7ff695adc6 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.0.2 // indirect
 	github.com/opencontainers/runc v1.1.2 // indirect
@@ -180,13 +194,20 @@ require (
 	golang.org/x/net v0.8.0 // indirect
 	golang.org/x/oauth2 v0.5.0 // indirect
 	golang.org/x/sys v0.6.0 // indirect
+	golang.org/x/term v0.6.0 // indirect
 	golang.org/x/text v0.8.0 // indirect
-	golang.org/x/time v0.1.0 // indirect
+	golang.org/x/time v0.3.0 // indirect
 	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
-	k8s.io/apimachinery v0.25.0 // indirect
-	k8s.io/client-go v0.25.0 // indirect
-	k8s.io/klog/v2 v2.70.1 // indirect
-	k8s.io/utils v0.0.0-20220728103510-ee6ede2d64ed // indirect
+	k8s.io/api v0.26.0 // indirect
+	k8s.io/apimachinery v0.26.0 // indirect
+	k8s.io/client-go v0.26.0 // indirect
+	k8s.io/klog/v2 v2.80.1 // indirect
+	k8s.io/kube-openapi v0.0.0-20221012153701-172d655c2280 // indirect
+	k8s.io/utils v0.0.0-20221128185143-99ec85e7a448 // indirect
+	sigs.k8s.io/json v0.0.0-20220713155537-f223a00ba0e2 // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect
+	sigs.k8s.io/yaml v1.3.0 // indirect
 )