zero: bootstrap config

go.mod

@@ -19,7 +19,7 @@ require (
 	github.com/client9/misspell v0.3.4
 	github.com/cloudflare/circl v1.3.3
 	github.com/coreos/go-oidc/v3 v3.6.0
-	github.com/docker/docker v24.0.2+incompatible
+	github.com/docker/docker v24.0.4+incompatible
 	github.com/envoyproxy/go-control-plane v0.11.1
 	github.com/envoyproxy/protoc-gen-validate v1.0.2
 	github.com/fsnotify/fsnotify v1.6.0
@@ -52,6 +52,7 @@ require (
 	github.com/pomerium/csrf v1.7.0
 	github.com/pomerium/datasource v0.18.2-0.20221108160055-c6134b5ed524
 	github.com/pomerium/webauthn v0.0.0-20221118023040-00a9c430578b
+	github.com/pomerium/zero-sdk v0.0.0-20230808010614-1d63e8b3e1e9
 	github.com/prometheus/client_golang v1.16.0
 	github.com/prometheus/client_model v0.4.0
 	github.com/prometheus/common v0.44.0
@@ -67,7 +68,7 @@ require (
 	go.opencensus.io v0.24.0
 	go.uber.org/zap v1.24.0
 	golang.org/x/crypto v0.11.0
-	golang.org/x/exp v0.0.0-20220930202632-ec3f01382ef9
+	golang.org/x/exp v0.0.0-20230713183714-613f0c0eb8a1
 	golang.org/x/net v0.12.0
 	golang.org/x/oauth2 v0.10.0
 	golang.org/x/sync v0.3.0
@@ -85,13 +86,14 @@ require (
 	cloud.google.com/go/compute v1.20.1 // indirect
 	cloud.google.com/go/compute/metadata v0.2.3 // indirect
 	cloud.google.com/go/iam v1.1.0 // indirect
-	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
+	github.com/Azure/go-ansiterm v0.0.0-20230124172434-306776ec8161 // indirect
 	github.com/DataDog/datadog-go v3.5.0+incompatible // indirect
 	github.com/Microsoft/go-winio v0.6.1 // indirect
 	github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5 // indirect
 	github.com/OneOfOne/xxhash v1.2.8 // indirect
 	github.com/agnivade/levenshtein v1.1.1 // indirect
-	github.com/andybalholm/brotli v1.0.4 // indirect
+	github.com/andybalholm/brotli v1.0.5 // indirect
+	github.com/apapsch/go-jsonmerge/v2 v2.0.0 // indirect
 	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.11 // indirect
 	github.com/aws/aws-sdk-go-v2/credentials v1.13.31 // indirect
 	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.13.7 // indirect
@@ -107,27 +109,38 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.15.1 // indirect
 	github.com/aws/aws-sdk-go-v2/service/sts v1.21.1 // indirect
 	github.com/aws/smithy-go v1.14.0 // indirect
+	github.com/benbjohnson/clock v1.3.5 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/bytedance/sonic v1.9.1 // indirect
 	github.com/census-instrumentation/opencensus-proto v0.4.1 // indirect
+	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
 	github.com/cncf/xds/go v0.0.0-20230607035331-e9ce68804cb4 // indirect
 	github.com/containerd/continuity v0.4.1 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/deepmap/oapi-codegen v1.13.2 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
-	github.com/docker/cli v20.10.21+incompatible // indirect
+	github.com/docker/cli v24.0.4+incompatible // indirect
 	github.com/docker/distribution v2.8.2+incompatible // indirect
 	github.com/docker/go-connections v0.4.0 // indirect
 	github.com/docker/go-units v0.5.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/fxamacker/cbor/v2 v2.4.0 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.2 // indirect
 	github.com/ghodss/yaml v1.0.0 // indirect
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/gin-gonic/gin v1.9.1 // indirect
 	github.com/go-ini/ini v1.67.0 // indirect
 	github.com/go-kit/log v0.2.1 // indirect
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
 	github.com/go-logr/logr v1.2.4 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
+	github.com/go-playground/locales v0.14.1 // indirect
+	github.com/go-playground/universal-translator v0.18.1 // indirect
+	github.com/go-playground/validator/v10 v10.14.0 // indirect
 	github.com/go-sql-driver/mysql v1.7.0 // indirect
 	github.com/gobwas/glob v0.2.3 // indirect
+	github.com/goccy/go-json v0.10.2 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/snappy v0.0.4 // indirect
@@ -146,21 +159,23 @@ require (
 	github.com/jackc/puddle/v2 v2.2.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.5 // indirect
+	github.com/labstack/echo/v4 v4.11.1 // indirect
+	github.com/labstack/gommon v0.4.0 // indirect
+	github.com/leodido/go-urn v1.2.4 // indirect
 	github.com/lib/pq v1.10.7 // indirect
 	github.com/libdns/libdns v0.2.1 // indirect
 	github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
 	github.com/lyft/protoc-gen-star/v2 v2.0.3 // indirect
 	github.com/magiconair/properties v1.8.7 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-isatty v0.0.17 // indirect
+	github.com/mattn/go-isatty v0.0.19 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
 	github.com/miekg/dns v1.1.55 // indirect
 	github.com/minio/md5-simd v1.1.2 // indirect
 	github.com/minio/sha256-simd v1.0.1 // indirect
-	github.com/moby/term v0.0.0-20221205130635-1aeaba878587 // indirect
+	github.com/moby/term v0.5.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
-	github.com/morikuni/aec v1.0.0 // indirect
 	github.com/onsi/gomega v1.26.0 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.1.0-rc4 // indirect
@@ -185,7 +200,11 @@ require (
 	github.com/tinylib/msgp v1.1.2 // indirect
 	github.com/tklauser/go-sysconf v0.3.11 // indirect
 	github.com/tklauser/numcpus v0.6.0 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/uber/jaeger-client-go v2.25.0+incompatible // indirect
+	github.com/ugorji/go/codec v1.2.11 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasttemplate v1.2.2 // indirect
 	github.com/x448/float16 v0.8.4 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
@@ -200,11 +219,12 @@ require (
 	go.uber.org/atomic v1.11.0 // indirect
 	go.uber.org/goleak v1.2.1 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
+	golang.org/x/arch v0.3.0 // indirect
 	golang.org/x/lint v0.0.0-20210508222113-6edffad5e616 // indirect
-	golang.org/x/mod v0.11.0 // indirect
+	golang.org/x/mod v0.12.0 // indirect
 	golang.org/x/sys v0.10.0 // indirect
 	golang.org/x/text v0.11.0 // indirect
-	golang.org/x/tools v0.10.0 // indirect
+	golang.org/x/tools v0.11.0 // indirect
 	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20230706204954-ccb25ca9f130 // indirect

go.sum

@@ -52,8 +52,8 @@ contrib.go.opencensus.io/exporter/prometheus v0.4.2/go.mod h1:dvEHbiKmgvbr5pjaF9
 contrib.go.opencensus.io/exporter/zipkin v0.1.2 h1:YqE293IZrKtqPnpwDPH/lOqTWD/s3Iwabycam74JV3g=
 contrib.go.opencensus.io/exporter/zipkin v0.1.2/go.mod h1:mP5xM3rrgOjpn79MM8fZbj3gsxcuytSqtH0dxSWW1RE=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 h1:UQHMgLO+TxOElx5B5HZ4hJQsoJ/PvUvKRhJHDQXO8P8=
+github.com/Azure/go-ansiterm v0.0.0-20230124172434-306776ec8161 h1:L/gRVlceqvL25UVaW/CKtUDjefjrs0SPonmDGUVOYP0=
-github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E=
+github.com/Azure/go-ansiterm v0.0.0-20230124172434-306776ec8161/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/CAFxX/httpcompression v0.0.8 h1:UBWojERnpCS6X7whJkGGZeCC3ruZBRwkwkcnfGfb0ko=
@@ -69,6 +69,7 @@ github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5/go.mod h1:lmUJ/7eu/Q8
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/OneOfOne/xxhash v1.2.8 h1:31czK/TI9sNkxIKfaUfGlU47BAxQ0ztGgd9vPyqimf8=
 github.com/OneOfOne/xxhash v1.2.8/go.mod h1:eZbhyaAYD41SGSSsnmcpxVoRiQ/MPUTjUdIIOT9Um7Q=
+github.com/RaveNoX/go-jsoncommentstrip v1.0.0/go.mod h1:78ihd09MekBnJnxpICcwzCMzGrKSKYe4AqU6PDYYpjk=
 github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
 github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
 github.com/VictoriaMetrics/fastcache v1.12.1 h1:i0mICQuojGDL3KblA7wUNlY5lOK6a4bwt3uRKnkZU40=
@@ -83,9 +84,12 @@ github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk5
 github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137/go.mod h1:OMCwj8VM1Kc9e19TLln2VL61YJF0x1XFtfdL4JdbSyE=
 github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156 h1:eMwmnE/GDgah4HI848JfFxHt+iPb26b4zyfspmqY0/8=
 github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156/go.mod h1:Cb/ax3seSYIx7SuZdm2G2xzfwmv3TPSk2ucNfQESPXM=
-github.com/andybalholm/brotli v1.0.4 h1:V7DdXeJtZscaqfNuAdSRuRFzuiKlHSC/Zh3zl9qY3JY=
 github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
+github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
+github.com/apapsch/go-jsonmerge/v2 v2.0.0 h1:axGnT1gRIfimI7gJifB699GoE/oq+F2MU7Dml6nw9rQ=
+github.com/apapsch/go-jsonmerge/v2 v2.0.0/go.mod h1:lvDnEdqiQrp0O42VQGgmlKpxL1AP2+08jFMw88y4klk=
 github.com/arbovm/levenshtein v0.0.0-20160628152529-48b4e1c0c4d0 h1:jfIu9sQUG6Ig+0+Ap1h4unLjW6YQJpKZVmUzxsD4E/Q=
 github.com/arbovm/levenshtein v0.0.0-20160628152529-48b4e1c0c4d0/go.mod h1:t2tdKJDJF9BV14lnkjHmOQgcvEKgtqs5a1N3LNdJhGE=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
@@ -125,12 +129,17 @@ github.com/aws/aws-sdk-go-v2/service/sts v1.21.1 h1:pAOJj+80tC8sPVgSDHzMYD6KLWsa
 github.com/aws/aws-sdk-go-v2/service/sts v1.21.1/go.mod h1:G8SbvL0rFk4WOJroU8tKBczhsbhj2p/YY7qeJezJ3CI=
 github.com/aws/smithy-go v1.14.0 h1:+X90sB94fizKjDmwb4vyl2cTTPXTE5E2G/1mjByb0io=
 github.com/aws/smithy-go v1.14.0/go.mod h1:Tg+OJXh4MB2R/uN61Ko2f6hTZwB/ZYGOtib8J3gBHzA=
-github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
+github.com/benbjohnson/clock v1.3.5 h1:VvXlSJBzZpA/zum6Sj74hxwYI2DIxRWuNIoXAzHZz5o=
+github.com/benbjohnson/clock v1.3.5/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
+github.com/bmatcuk/doublestar v1.1.1/go.mod h1:UD6OnuiIn0yFxxA2le/rnRU1G4RaI4UvFv1sNto9p6w=
 github.com/bytecodealliance/wasmtime-go/v3 v3.0.2 h1:3uZCA/BLTIu+DqCfguByNMJa2HVHpXvjfy0Dy7g6fuA=
+github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
+github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s=
+github.com/bytedance/sonic v1.9.1/go.mod h1:i736AoUSYt75HyZLoJW9ERYxcy6eaN6h4BZXU064P/U=
 github.com/caddyserver/certmagic v0.19.1 h1:4jyOYm2DHvQI8YM0sk6qm62Gl5XznHxiMBMWjMTlQkw=
 github.com/caddyserver/certmagic v0.19.1/go.mod h1:fsL01NomQ6N+kE2j37ZCnig2MFosG+MIO4ztnmG/zz8=
 github.com/cenkalti/backoff/v4 v4.2.1 h1:y4OZtCnogmCPw98Zjyt5a6+QwPLGkiQsYW5oUqylYbM=
@@ -145,6 +154,9 @@ github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XL
 github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
 github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/checkpoint-restore/go-criu/v5 v5.3.0/go.mod h1:E/eQpaFtUKGOOSEBZgmKAcn+zUUwWxqcaKZlF54wK8E=
+github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
+github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
+github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
@@ -183,6 +195,8 @@ github.com/cyphar/filepath-securejoin v0.2.3/go.mod h1:aPGpWjXOXUn2NCNjFvBE6aRxG
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/deepmap/oapi-codegen v1.13.2 h1:I/REY+90rmcheXdR5rCg9j+7wAI134UwBk44AYt5QAY=
+github.com/deepmap/oapi-codegen v1.13.2/go.mod h1:eXAuxgJu9XC+dZECAw9cF4qtmL0qwGy0ZAvV6A2j1oA=
 github.com/dgraph-io/badger/v3 v3.2103.5 h1:ylPa6qzbjYRQMU6jokoj4wzcaweHylt//CH0AKt0akg=
 github.com/dgraph-io/ristretto v0.1.1 h1:6CWw5tJNgpegArSHpNHJKldNeq03FQCwYvfMVWajOK8=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
@@ -191,12 +205,12 @@ github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cu
 github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
 github.com/dgryski/trifles v0.0.0-20200323201526-dd97f9abfb48 h1:fRzb/w+pyskVMQ+UbP35JkH8yB7MYb4q/qhBarqZE6g=
 github.com/dgryski/trifles v0.0.0-20200323201526-dd97f9abfb48/go.mod h1:if7Fbed8SFyPtHLHbg49SI7NAdJiC5WIA09pe59rfAA=
-github.com/docker/cli v20.10.21+incompatible h1:qVkgyYUnOLQ98LtXBrwd/duVqPT2X4SHndOuGsfwyhU=
+github.com/docker/cli v24.0.4+incompatible h1:Y3bYF9ekNTm2VFz5U/0BlMdJy73D+Y1iAAZ8l63Ydzw=
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@@ -230,8 +244,14 @@ github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4
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@@ -259,6 +279,13 @@ github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
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@@ -266,6 +293,8 @@ github.com/go-sql-driver/mysql v1.7.0/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9
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@@ -428,6 +457,7 @@ github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnr
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@@ -437,6 +467,7 @@ github.com/klauspost/compress v1.14.1/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47e
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@@ -451,6 +482,12 @@ github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
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@@ -465,13 +502,14 @@ github.com/magiconair/properties v1.8.7 h1:IeQXZAiQcpL9mgcAe1Nu6cX9LLw6ExEHKjN0V
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@@ -492,8 +530,8 @@ github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh
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@@ -502,7 +540,6 @@ github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3Rllmb
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@@ -556,6 +593,8 @@ github.com/pomerium/datasource v0.18.2-0.20221108160055-c6134b5ed524 h1:3YQY1sb5
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@@ -602,7 +641,7 @@ github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475/go.mod h1:bCqn
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@@ -647,6 +686,7 @@ github.com/spf13/viper v1.3.2/go.mod h1:ZiWeW+zYFKm7srdB9IoDzzZXaJaI5eL9QjNiN/DM
 github.com/spf13/viper v1.4.0/go.mod h1:PTJ7Z/lr49W6bUbkmS1V3by4uWynFiR9p7+dSq/yZzE=
 github.com/spf13/viper v1.16.0 h1:rGGH0XDZhdUOryiDWjmIvUSWpbNqisK8Wk0Vyefw8hc=
 github.com/spf13/viper v1.16.0/go.mod h1:yg78JgCJcbrQOvV9YLXgkLaZqUidkY9K+Dd1FofRzQg=
+github.com/spkg/bom v0.0.0-20160624110644-59b7046e48ad/go.mod h1:qLr4V1qq6nMqFKkMo8ZTx3f+BZEkzsRUY10Xsm2mwU0=
 github.com/streadway/amqp v0.0.0-20190404075320-75d898a42a94/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
@@ -662,6 +702,7 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
@@ -680,11 +721,20 @@ github.com/tklauser/numcpus v0.6.0/go.mod h1:FEZLMke0lhOUG6w2JadTzp0a+Nl8PF/GFkQ
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/tniswong/go.rfcx v0.0.0-20181019234604-07783c52761f h1:C43EMGXFtvYf/zunHR6ivZV7Z6ytg73t0GXwYyicXMQ=
 github.com/tniswong/go.rfcx v0.0.0-20181019234604-07783c52761f/go.mod h1:N+sR0vLSCTtI6o06PMWsjMB4TVqqDttKNq4iC9wvxVY=
+github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
+github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
 github.com/uber/jaeger-client-go v2.25.0+incompatible h1:IxcNZ7WRY1Y3G4poYlx24szfsn/3LvK9QHCq9oQw8+U=
 github.com/uber/jaeger-client-go v2.25.0+incompatible/go.mod h1:WVhlPFC8FDjOFMMWRy2pZqQJSXxYSwNYOkTr/Z6d3Kk=
 github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGrc=
 github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
+github.com/ugorji/go/codec v1.2.11 h1:BMaWp1Bb6fHwEtbplGBGJ498wD+LKlNSl25MjdZY4dU=
+github.com/ugorji/go/codec v1.2.11/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
+github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
+github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
+github.com/valyala/fasttemplate v1.2.1/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
+github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
+github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
 github.com/valyala/gozstd v1.11.0 h1:VV6qQFt+4sBBj9OJ7eKVvsFAMy59Urcs9Lgd+o5FOw0=
 github.com/valyala/gozstd v1.11.0/go.mod h1:y5Ew47GLlP37EkTB+B4s7r6A5rdaeB7ftbl9zoYiIPQ=
 github.com/vishvananda/netlink v1.1.0/go.mod h1:cTgwzPIzzgDAYoQrMm0EdrjRUBkTqKYppBueQtXaqoE=
@@ -755,6 +805,9 @@ go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN8
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.24.0 h1:FiJd5l1UOLj0wCgbSE0rwwXHzEdAZS6hiiSnxJN/D60=
 go.uber.org/zap v1.24.0/go.mod h1:2kMP+WWQ8aoFoedH3T2sq6iJ2yDWpHbP0f6MQbS9Gkg=
+golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
+golang.org/x/arch v0.3.0 h1:02VY4/ZcO/gBOH6PUaoiptASxtXU10jazRCP865E97k=
+golang.org/x/arch v0.3.0/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
@@ -779,8 +832,8 @@ golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u0
 golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
 golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
-golang.org/x/exp v0.0.0-20220930202632-ec3f01382ef9 h1:RjggHMcaTVp0LOVZcW0bo8alwHrOaCrGUDgfWUHhnN4=
+golang.org/x/exp v0.0.0-20230713183714-613f0c0eb8a1 h1:MGwJjxBy0HJshjDNfLsYO8xppfqWlA5ZT9OhtUUhTNw=
-golang.org/x/exp v0.0.0-20220930202632-ec3f01382ef9/go.mod h1:cyybsKvd6eL0RnXn6p/Grxp8F5bW7iYuBgsNCOHpMYE=
+golang.org/x/exp v0.0.0-20230713183714-613f0c0eb8a1/go.mod h1:FXUEEKJgO7OQYeo8N01OfiKP8RXMtf6e8aTskBGqWdc=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -808,8 +861,8 @@ golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.1/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
-golang.org/x/mod v0.11.0 h1:bUO06HqtnRcc/7l71XBe4WcqTZ+3AH1J59zWDDwLKgU=
+golang.org/x/mod v0.12.0 h1:rmsUpXtvNzj340zd98LZ4KntptpfRHwpFOHG188oHXc=
-golang.org/x/mod v0.11.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
+golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -942,6 +995,7 @@ golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210906170528-6f6e22806c34/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211025201205-69cdffdb9359/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211103235746-7861aae1554b/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211116061358-0a5406a5449c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -954,6 +1008,7 @@ golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
 golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
@@ -1025,8 +1080,8 @@ golang.org/x/tools v0.0.0-20210108195828-e2f9c7f1fc8e/go.mod h1:emZCQorbCU4vsT4f
 golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
-golang.org/x/tools v0.10.0 h1:tvDr/iQoUqNdohiYm0LmmKcBk+q86lb9EprIUFhHHGg=
+golang.org/x/tools v0.11.0 h1:EMCa6U9S2LtZXLAMoWiR/R8dAQFRqbAitmbJ2UKhoi8=
-golang.org/x/tools v0.10.0/go.mod h1:UJwyiVBsOA2uwvK/e5OY3GTpDUJriEd+/YlqAwLPmyM=
+golang.org/x/tools v0.11.0/go.mod h1:anzJrxPjNtfgiYQYirP2CPGzGLxrH2u2QBhn6Bf3qY8=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -1172,6 +1227,7 @@ gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
@@ -1186,6 +1242,7 @@ honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9
 namespacelabs.dev/go-filenotify v0.0.0-20220511192020-53ea11be7eaa h1:jj2kjs0Hvufj40wuhMAzoZUOwrwMDFg1gHZ49RiIv9w=
 namespacelabs.dev/go-filenotify v0.0.0-20220511192020-53ea11be7eaa/go.mod h1:e8NJRaInXRRm1+KPA6EkGEzdLJAgEvVSIKiLzpP97nI=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
+rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
 rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
 sigs.k8s.io/yaml v1.3.0 h1:a2VclLzOGrwOHDiV8EfBGhvjHvP46CtW5j6POvhYGGo=

internal/zero/bootstrap/bootstrap.go

@@ -0,0 +1,151 @@
+package bootstrap
+
+/*
+ * Initial configuration for Pomerium start-up is obtained from the cloud.
+ * Some parameters are derived from the cluster token.
+ *
+ * The expectation is that if the user wishes to survive a cloud outage,
+ * it should be sufficient to set up Pomerium to use a durable database (Postgres)
+ * and receive cloud configuration once.
+ *
+ */
+
+import (
+	"context"
+	"crypto/cipher"
+	"fmt"
+	"time"
+
+	"golang.org/x/sync/errgroup"
+
+
+	"github.com/pomerium/pomerium/config"
+	"github.com/pomerium/pomerium/internal/log"
+	cluster_api "github.com/pomerium/zero-sdk/cluster"
+	connect_mux "github.com/pomerium/zero-sdk/connect-mux"
+)
+
+const (
+	// DefaultCheckForUpdateInterval is the default interval to check for updates
+	// if there is no connection to the update service
+	DefaultCheckForUpdateInterval = 5 * time.Minute
+	// DefaultCheckForUpdateIntervalWhenConnected is the default interval to check for updates
+	// if there is a connection to the update service
+	DefaultCheckForUpdateIntervalWhenConnected = 2 * time.Hour
+)
+
+// Run initializes the bootstrap config source
+func (svc *BootstrapConfigSource) Run(ctx context.Context) error {
+	svc.tryLoadInitial(ctx)
+
+	eg, ctx := errgroup.WithContext(ctx)
+	eg.Go(func() error { return svc.watchUpdates(ctx) })
+	eg.Go(func() error { return svc.updateLoop(ctx) })
+
+	return eg.Wait()
+}
+
+func (svc *BootstrapConfigSource) watchUpdates(ctx context.Context) error {
+	return svc.connectMux.Watch(ctx,
+		connect_mux.WithOnConnected(func(_ context.Context) {
+			svc.triggerUpdate(DefaultCheckForUpdateIntervalWhenConnected)
+		}),
+		connect_mux.WithOnDisconnected(func(_ context.Context) {
+			svc.triggerUpdate(DefaultCheckForUpdateInterval)
+		}),
+		connect_mux.WithOnBootstrapConfigUpdated(func(_ context.Context) {
+			svc.triggerUpdate(DefaultCheckForUpdateIntervalWhenConnected)
+		}),
+	)
+}
+
+func (svc *BootstrapConfigSource) updateLoop(ctx context.Context) error {
+	ticker := time.NewTicker(svc.updateInterval.Load())
+	defer ticker.Stop()
+
+	for {
+		select {
+		case <-ctx.Done():
+			return ctx.Err()
+		case <-svc.checkForUpdate:
+		case <-ticker.C:
+		}
+		ticker.Reset(svc.updateInterval.Load())
+
+		err := svc.update(ctx)
+		if err != nil {
+			log.Ctx(ctx).Error().Err(err).Msg("failed to update bootstrap config")
+		}
+	}
+}
+
+// triggerUpdate triggers an update of the bootstrap config
+// and sets the interval for the next update
+func (svc *BootstrapConfigSource) triggerUpdate(newUpdateInterval time.Duration) {
+	svc.updateInterval.Store(newUpdateInterval)
+
+	select {
+	case svc.checkForUpdate <- struct{}{}:
+	default:
+	}
+}
+
+func (svc *BootstrapConfigSource) update(ctx context.Context) error {
+	current := svc.GetConfig()
+	cfg := current.Clone()
+
+	err := tryUpdateAndSave(ctx, cfg.Options, svc.clusterAPI, svc.fileCachePath, svc.fileCipher)
+	if err != nil {
+		return err
+	}
+
+	_ = svc.SetConfig(ctx, cfg)
+
+	return nil
+}
+
+func tryUpdateAndSave(
+	ctx context.Context,
+	dst *config.Options,
+	clusterAPI cluster_api.ClientWithResponsesInterface,
+	fileCachePath string,
+	fileCipher cipher.AEAD,
+) error {
+	err := LoadBootstrapConfigFromAPI(ctx, dst, clusterAPI)
+	if err != nil {
+		return fmt.Errorf("load bootstrap config from API: %w", err)
+	}
+
+	err = SaveBootstrapConfigToFile(dst, fileCachePath, fileCipher)
+	if err != nil {
+		log.Ctx(ctx).Error().Err(err).
+			Msg("failed to save bootstrap config to file, note it may prevent Pomerium from starting up in case of connectivity issues")
+	}
+
+	return nil
+}
+
+func (src *BootstrapConfigSource) tryLoadInitial(ctx context.Context) {
+	dst := src.GetConfig()
+
+	err := tryUpdateAndSave(ctx, dst.Options, src.clusterAPI, src.fileCachePath, src.fileCipher)
+	if err != nil {
+		log.Ctx(ctx).Error().Err(err).Msg("failed to load bootstrap config")
+		src.tryLoadFromFile(ctx)
+		return
+	}
+
+	src.SetConfig(ctx, dst)
+}
+
+func (src *BootstrapConfigSource) tryLoadFromFile(ctx context.Context) {
+	dst := src.GetConfig()
+
+	err := LoadBootstrapConfigFromFile(dst.Options, src.fileCachePath, src.fileCipher)
+	if err != nil {
+		log.Ctx(ctx).Error().Err(err).Msg("failed to load bootstrap config from file")
+		return
+	}
+
+	src.SetConfig(ctx, dst)
+}

internal/zero/bootstrap/cloud.go

@@ -0,0 +1,33 @@
+package bootstrap
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/pomerium/pomerium/config"
+	cluster_api "github.com/pomerium/zero-sdk/cluster"
+)
+
+// LoadBootstrapConfigFromAPI loads the bootstrap configuration from the cluster API.
+func LoadBootstrapConfigFromAPI(
+	ctx context.Context,
+	dst *config.Options,
+	client cluster_api.ClientWithResponsesInterface,
+) error {
+	resp, err := client.GetClusterBootstrapConfigWithResponse(ctx)
+	if err != nil {
+		return fmt.Errorf("get: %w", err)
+	}
+	if resp.JSON200 == nil {
+		return fmt.Errorf("unexpected response: %d/%v", resp.StatusCode(), resp.Status())
+	}
+
+	v := cluster_api.BootstrapConfig(*resp.JSON200)
+
+	if v.DatabrokerStorageConnection != nil {
+		dst.DataBrokerStorageType = "postgres"
+		dst.DataBrokerStorageConnectionString = *v.DatabrokerStorageConnection
+	}
+
+	return nil
+}

internal/zero/bootstrap/file.go

@@ -0,0 +1,72 @@
+package bootstrap
+
+/*
+ * in order to be able to start up pomerium in case cloud is unreachable,
+ * we store the minimum bootstrap configuration (essentially, the data broker connection)
+ * in a file. this file is encrypted with a key that is derived from the cluster token.
+ *
+ * this information should be sufficient for pomerium to locate the database and start up.
+ *
+ */
+import (
+	"crypto/cipher"
+	"encoding/json"
+	"fmt"
+	"os"
+
+	"github.com/pomerium/pomerium/config"
+	"github.com/pomerium/pomerium/pkg/cryptutil"
+)
+
+func LoadBootstrapConfigFromFile(dst *config.Options, fp string, cipher cipher.AEAD) error {
+	ciphertext, err := os.ReadFile(fp)
+	if err != nil {
+		return fmt.Errorf("read bootstrap config: %w", err)
+	}
+	plaintext, err := cryptutil.Decrypt(cipher, ciphertext, nil)
+	if err != nil {
+		return fmt.Errorf("decrypt bootstrap config: %w", err)
+	}
+
+	fc := fileConfig{}
+	err = json.Unmarshal(plaintext, &fc)
+	if err != nil {
+		return fmt.Errorf("unmarshal bootstrap config: %w", err)
+	}
+
+	applyFileConfig(dst, fc)
+
+	return nil
+}
+
+func SaveBootstrapConfigToFile(src *config.Options, fp string, cipher cipher.AEAD) error {
+	plaintext, err := json.Marshal(getFileConfig(src))
+	if err != nil {
+		return fmt.Errorf("marshal file config: %w", err)
+	}
+
+	ciphertext := cryptutil.Encrypt(cipher, plaintext, nil)
+	err = os.WriteFile(fp, ciphertext, 0600)
+	if err != nil {
+		return fmt.Errorf("write bootstrap config: %w", err)
+	}
+	return nil
+}
+
+type fileConfig struct {
+	PostgresDSN *string `json:"postgres_dsn"`
+}
+
+func getFileConfig(src *config.Options) fileConfig {
+	fc := fileConfig{}
+	if src.DataBrokerStorageConnectionString != "" {
+		fc.PostgresDSN = &src.DataBrokerStorageConnectionString
+	}
+	return fc
+}
+
+func applyFileConfig(dst *config.Options, fc fileConfig) {
+	if fc.PostgresDSN != nil {
+		dst.DataBrokerStorageConnectionString = *fc.PostgresDSN
+	}
+}

internal/zero/bootstrap/file_test.go

@@ -0,0 +1,29 @@
+package bootstrap_test
+
+import (
+	"testing"
+
+	"github.com/pomerium/pomerium/internal/zero/bootstrap"
+	"github.com/stretchr/testify/require"
+)
+
+func TestFile(t *testing.T) {
+	secret := []byte("secret")
+
+	src, err := bootstrap.New(secret)
+	require.NoError(t, err)
+	cfg := src.GetConfig()
+	require.NotNil(t, cfg)
+
+	// test that the config is valid
+	require.NoError(t, cfg.Options.Validate())
+
+	// test that the config is deterministic
+	src2, err := bootstrap.New(secret)
+	require.NoError(t, err)
+
+	cfg2 := src2.GetConfig()
+	require.NotNil(t, cfg2)
+
+	require.Equal(t, cfg.Options, cfg2.Options)
+}

internal/zero/bootstrap/new.go

@@ -0,0 +1,135 @@
+package bootstrap
+
+import (
+	"crypto/cipher"
+	"crypto/elliptic"
+	"crypto/sha256"
+	"encoding/base64"
+	"fmt"
+	"io"
+	"time"
+
+	"golang.org/x/crypto/hkdf"
+
+	"github.com/pomerium/pomerium/config"
+	"github.com/pomerium/pomerium/internal/atomicutil"
+	"github.com/pomerium/pomerium/internal/deterministicecdsa"
+	"github.com/pomerium/pomerium/pkg/cryptutil"
+	"github.com/pomerium/pomerium/pkg/netutil"
+	cluster_api "github.com/pomerium/zero-sdk/cluster"
+	connect_mux "github.com/pomerium/zero-sdk/connect-mux"
+)
+
+// BootstrapConfigSource is a base config layer for Pomerium
+type BootstrapConfigSource struct {
+	source
+
+	clusterAPI cluster_api.ClientWithResponsesInterface
+	connectMux *connect_mux.Mux
+
+	fileCachePath string
+	fileCipher    cipher.AEAD
+
+	checkForUpdate chan struct{}
+	updateInterval atomicutil.Value[time.Duration]
+}
+
+func New(
+	clusterAPI cluster_api.ClientWithResponsesInterface,
+	mux *connect_mux.Mux,
+	secret []byte,
+	fileCachePath string,
+) (*BootstrapConfigSource, error) {
+	cfg := new(config.Config)
+
+	err := setConfigDefaults(cfg)
+	if err != nil {
+		return nil, fmt.Errorf("config defaults: %w", err)
+	}
+
+	rnd := hkdf.New(sha256.New, secret, nil, nil)
+
+	cipher, err := initCipher(rnd)
+	if err != nil {
+		return nil, fmt.Errorf("init cypher: %w", err)
+	}
+
+	err = initSecrets(cfg, rnd)
+	if err != nil {
+		return nil, fmt.Errorf("init secrets: %w", err)
+	}
+
+	svc := &BootstrapConfigSource{
+		source:         source{ready: make(chan struct{})},
+		fileCipher:     cipher,
+		checkForUpdate: make(chan struct{}, 1),
+		fileCachePath:  fileCachePath,
+		clusterAPI:     clusterAPI,
+		connectMux:     mux,
+	}
+	svc.cfg.Store(cfg)
+	svc.updateInterval.Store(DefaultCheckForUpdateInterval)
+
+	return svc, nil
+}
+
+func setConfigDefaults(cfg *config.Config) error {
+	cfg.Options = config.NewDefaultOptions()
+
+	ports, err := netutil.AllocatePorts(6)
+	if err != nil {
+		return fmt.Errorf("allocating ports: %w", err)
+	}
+
+	cfg.AllocatePorts(*(*[6]string)(ports[:6]))
+
+	return nil
+}
+
+func readKey(r io.Reader) ([]byte, error) {
+	b := make([]byte, cryptutil.DefaultKeySize)
+	_, err := io.ReadFull(r, b)
+	if err != nil {
+		return nil, fmt.Errorf("read from hkdf: %w", err)
+	}
+	return b, nil
+}
+
+func initCipher(r io.Reader) (cipher.AEAD, error) {
+	cipherKey, err := readKey(r)
+	if err != nil {
+		return nil, fmt.Errorf("read key: %w", err)
+	}
+	cipher, err := cryptutil.NewAEADCipher(cipherKey)
+	if err != nil {
+		return nil, fmt.Errorf("new aead cipher: %w", err)
+	}
+	return cipher, nil
+}
+
+func initSecrets(cfg *config.Config, r io.Reader) error {
+	signingKey, err := deterministicecdsa.GenerateKey(elliptic.P256(), r)
+	if err != nil {
+		return fmt.Errorf("read key: %w", err)
+	}
+	signingKeyEncoded, err := cryptutil.EncodePrivateKey(signingKey)
+	if err != nil {
+		return fmt.Errorf("pem: %w", err)
+	}
+
+	sharedKey, err := readKey(r)
+	if err != nil {
+		return fmt.Errorf("read key: %w", err)
+	}
+
+	cookieSecret, err := readKey(r)
+	if err != nil {
+		return fmt.Errorf("read key: %w", err)
+	}
+
+	cfg.Options.SharedKey = base64.StdEncoding.EncodeToString(sharedKey)
+	cfg.Options.CookieSecret = base64.StdEncoding.EncodeToString(cookieSecret)
+	cfg.Options.SigningKey = base64.StdEncoding.EncodeToString(signingKeyEncoded)
+
+	return nil
+}

internal/zero/bootstrap/new_test.go

@@ -0,0 +1,29 @@
+package bootstrap_test
+
+import (
+	"testing"
+
+	"github.com/pomerium/pomerium/internal/zero/bootstrap"
+	"github.com/stretchr/testify/require"
+)
+
+func TestConfigDeterministic(t *testing.T) {
+	secret := []byte("secret")
+
+	src, err := bootstrap.New(secret)
+	require.NoError(t, err)
+	cfg := src.GetConfig()
+	require.NotNil(t, cfg)
+
+	// test that the config is valid
+	require.NoError(t, cfg.Options.Validate())
+
+	// test that the config is deterministic
+	src2, err := bootstrap.New(secret)
+	require.NoError(t, err)
+
+	cfg2 := src2.GetConfig()
+	require.NotNil(t, cfg2)
+
+	require.Equal(t, cfg.Options, cfg2.Options)
+}

internal/zero/bootstrap/source.go

@@ -0,0 +1,82 @@
+package bootstrap
+
+import (
+	"context"
+	"sync"
+
+	"github.com/google/go-cmp/cmp"
+	"github.com/google/go-cmp/cmp/cmpopts"
+
+	"github.com/pomerium/pomerium/config"
+	"github.com/pomerium/pomerium/internal/atomicutil"
+)
+
+var (
+	_ = config.Source(new(source))
+)
+
+var (
+	cmpOpts = []cmp.Option{
+		cmpopts.IgnoreUnexported(config.Options{}),
+		cmpopts.EquateEmpty(),
+	}
+)
+
+type source struct {
+	cfg atomicutil.Value[*config.Config]
+
+	listenerLock sync.RWMutex
+	listeners    []config.ChangeListener
+
+	ready     chan struct{}
+	markReady sync.Once
+}
+
+func (src *source) WaitReady(ctx context.Context) error {
+	select {
+	case <-ctx.Done():
+		return ctx.Err()
+	case <-src.ready:
+		return nil
+	}
+}
+
+// GetConfig implements config.Source
+func (src *source) GetConfig() *config.Config {
+	return src.cfg.Load().Clone()
+}
+
+// OnConfigChange implements config.Source
+func (src *source) OnConfigChange(_ context.Context, l config.ChangeListener) {
+	src.listenerLock.Lock()
+	src.listeners = append(src.listeners, l)
+	src.listenerLock.Unlock()
+}
+
+// setConfig updates the underlying configuration
+// its only called by the updater
+func (src *source) SetConfig(ctx context.Context, cfg *config.Config) bool {
+	current := src.cfg.Load()
+	if cmp.Equal(cfg.Options, current.Options, cmpOpts...) {
+		return false
+	}
+
+	src.cfg.Store(cfg)
+	src.notifyListeners(ctx, cfg)
+
+	return true
+}
+
+// notifyListeners notifies all listeners of a configuration change
+func (src *source) notifyListeners(ctx context.Context, cfg *config.Config) {
+	src.markReady.Do(func() { close(src.ready) })
+
+	src.listenerLock.RLock()
+	listeners := make([]config.ChangeListener, len(src.listeners))
+	copy(listeners, src.listeners)
+	src.listenerLock.RUnlock()
+
+	for _, l := range listeners {
+		l(ctx, cfg)
+	}
+}