Use ec opa as drop-in replacement for opa

Given enterprise-contract/ec-cli#1071 we can
now use `ec opa` that includes the required custom Rego builtin
functions.

This depends on enterprise-contract/ec-cli#1149

reference: EC-242

Makefile

@@ -5,7 +5,7 @@ CONFIG_DATA_FILE=$(DATA_DIR)/config.json
 
 POLICY_DIR=./policy
 
-OPA=go run github.com/open-policy-agent/opa
+OPA=go run github.com/enterprise-contract/ec-cli opa
 CONFTEST=go run github.com/open-policy-agent/conftest
 TKN=go run github.com/tektoncd/cli/cmd/tkn
 

go.mod

@@ -1,10 +1,12 @@
 module github.com/enterprise-contract/ec-policies
 
-go 1.21
+go 1.21.2
+
+toolchain go1.21.3
 
 require (
+	github.com/enterprise-contract/ec-cli v0.0.0-20231107103908-d7e137f0b777
 	github.com/open-policy-agent/conftest v0.46.0
-	github.com/open-policy-agent/opa v0.58.0
 	github.com/styrainc/regal v0.11.0
 	github.com/tektoncd/cli v0.32.2
 )
@@ -23,7 +25,7 @@ require (
 	cloud.google.com/go v0.110.7 // indirect
 	cloud.google.com/go/compute v1.23.0 // indirect
 	cloud.google.com/go/compute/metadata v0.2.3 // indirect
-	cloud.google.com/go/firestore v1.12.0 // indirect
+	cloud.google.com/go/firestore v1.13.0 // indirect
 	cloud.google.com/go/iam v1.1.1 // indirect
 	cloud.google.com/go/kms v1.15.1 // indirect
 	cloud.google.com/go/longrunning v0.5.1 // indirect
@@ -54,10 +56,11 @@ require (
 	github.com/BurntSushi/toml v1.3.2 // indirect
 	github.com/CycloneDX/cyclonedx-go v0.7.2 // indirect
 	github.com/KeisukeYamashita/go-vcl v0.4.0 // indirect
+	github.com/MakeNowJust/heredoc v1.0.0 // indirect
 	github.com/Microsoft/go-winio v0.6.1 // indirect
 	github.com/Microsoft/hcsshim v0.11.1 // indirect
 	github.com/OneOfOne/xxhash v1.2.8 // indirect
-	github.com/ProtonMail/go-crypto v0.0.0-20230518184743-7afd39499903 // indirect
+	github.com/ProtonMail/go-crypto v0.0.0-20230717121422-5aa5874ade95 // indirect
 	github.com/Shopify/sarama v1.38.1 // indirect
 	github.com/ThalesIgnite/crypto11 v1.2.5 // indirect
 	github.com/agext/levenshtein v1.2.3 // indirect
@@ -115,10 +118,10 @@ require (
 	github.com/containerd/log v0.1.0 // indirect
 	github.com/containerd/stargz-snapshotter/estargz v0.14.3 // indirect
 	github.com/containerd/typeurl v1.0.2 // indirect
-	github.com/coreos/go-oidc/v3 v3.6.0 // indirect
+	github.com/coreos/go-oidc/v3 v3.7.0 // indirect
 	github.com/cpuguy83/dockercfg v0.3.1 // indirect
 	github.com/cyberphone/json-canonicalization v0.0.0-20220623050100-57a0ce2678a7 // indirect
-	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/dgraph-io/badger/v3 v3.2103.5 // indirect
 	github.com/dgraph-io/ristretto v0.1.1 // indirect
 	github.com/digitorus/pkcs7 v0.0.0-20230818184609-3a137a874352 // indirect
@@ -128,15 +131,16 @@ require (
 	github.com/docker/cli v24.0.6+incompatible // indirect
 	github.com/docker/distribution v2.8.2+incompatible // indirect
 	github.com/docker/docker v24.0.7+incompatible // indirect
-	github.com/docker/docker-credential-helpers v0.7.0 // indirect
+	github.com/docker/docker-credential-helpers v0.8.0 // 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/eapache/go-resiliency v1.3.0 // indirect
 	github.com/eapache/go-xerial-snappy v0.0.0-20230111030713-bf00bc1b83b6 // indirect
 	github.com/eapache/queue v1.1.0 // indirect
-	github.com/emicklei/go-restful/v3 v3.10.2 // indirect
-	github.com/evanphx/json-patch v4.12.0+incompatible // indirect
+	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
+	github.com/enterprise-contract/enterprise-contract-controller/api v0.0.0-20231027095011-f06fe20fb615 // indirect
+	github.com/evanphx/json-patch v5.7.0+incompatible // indirect
 	github.com/evanphx/json-patch/v5 v5.6.0 // indirect
 	github.com/fatih/color v1.15.0 // indirect
 	github.com/felixge/fgprof v0.9.3 // indirect
@@ -152,7 +156,7 @@ require (
 	github.com/go-jose/go-jose/v3 v3.0.0 // indirect
 	github.com/go-kit/log v0.2.1 // indirect
 	github.com/go-logfmt/logfmt v0.6.0 // indirect
-	github.com/go-logr/logr v1.2.4 // indirect
+	github.com/go-logr/logr v1.3.0 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-openapi/analysis v0.21.4 // indirect
 	github.com/go-openapi/errors v0.20.4 // indirect
@@ -179,6 +183,7 @@ require (
 	github.com/google/certificate-transparency-go v1.1.6 // indirect
 	github.com/google/flatbuffers v23.5.26+incompatible // indirect
 	github.com/google/gnostic v0.6.9 // indirect
+	github.com/google/gnostic-models v0.6.8 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/google/go-containerregistry v0.16.1 // indirect
 	github.com/google/go-containerregistry/pkg/authn/k8schain v0.0.0-20230625233257-b8504803389b // indirect
@@ -188,12 +193,12 @@ require (
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/pprof v0.0.0-20230406165453-00490a63f317 // indirect
-	github.com/google/s2a-go v0.1.5 // indirect
+	github.com/google/s2a-go v0.1.7 // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/google/trillian v1.5.2 // indirect
 	github.com/google/uuid v1.3.1 // indirect
 	github.com/google/wire v0.5.0 // indirect
-	github.com/googleapis/enterprise-certificate-proxy v0.2.5 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.3.1 // indirect
 	github.com/googleapis/gax-go/v2 v2.12.0 // indirect
 	github.com/gorilla/mux v1.8.0 // indirect
 	github.com/gorilla/websocket v1.5.0 // indirect
@@ -204,7 +209,7 @@ require (
 	github.com/hako/durafmt v0.0.0-20210608085754-5c1018a4e16b // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
-	github.com/hashicorp/go-getter v1.7.2 // indirect
+	github.com/hashicorp/go-getter v1.7.3 // indirect
 	github.com/hashicorp/go-multierror v1.1.1 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.4 // indirect
 	github.com/hashicorp/go-rootcerts v1.0.2 // indirect
@@ -233,8 +238,9 @@ require (
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/jstemmer/go-junit-report v1.0.0 // indirect
+	github.com/jstemmer/go-junit-report/v2 v2.1.0 // indirect
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
-	github.com/klauspost/compress v1.16.7 // indirect
+	github.com/klauspost/compress v1.17.0 // indirect
 	github.com/ktr0731/go-ansisgr v0.1.0 // indirect
 	github.com/ktr0731/go-fuzzyfinder v0.7.0 // indirect
 	github.com/kylelemons/godebug v1.1.0 // indirect
@@ -268,24 +274,31 @@ require (
 	github.com/nsf/termbox-go v1.1.1 // indirect
 	github.com/oklog/ulid v1.3.1 // indirect
 	github.com/olekukonko/tablewriter v0.0.5 // indirect
+	github.com/open-policy-agent/opa v0.58.0 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.1.0-rc5 // indirect
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
-	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
+	github.com/pelletier/go-toml/v2 v2.1.0 // indirect
 	github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
 	github.com/peterh/liner v1.2.2 // indirect
 	github.com/pierrec/lz4/v4 v4.1.18 // indirect
 	github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pkg/profile v1.7.0 // indirect
+	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_golang v1.16.1-0.20231010093810-60a85133edf7 // indirect
 	github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16 // indirect
 	github.com/prometheus/common v0.44.0 // indirect
 	github.com/prometheus/procfs v0.12.0 // indirect
 	github.com/prometheus/statsd_exporter v0.21.0 // indirect
+	github.com/qri-io/jsonpointer v0.1.1 // indirect
+	github.com/qri-io/jsonschema v0.2.1 // indirect
 	github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475 // indirect
+	github.com/redhat-appstudio/application-api v0.0.0-20231026192857-89515ad2504f // indirect
 	github.com/rivo/uniseg v0.4.4 // indirect
 	github.com/ryanuber/go-glob v1.0.0 // indirect
+	github.com/sagikazarmark/locafero v0.3.0 // indirect
+	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
 	github.com/sassoftware/relic v7.2.1+incompatible // indirect
 	github.com/secure-systems-lab/go-securesystemslib v0.7.0 // indirect
 	github.com/segmentio/ksuid v1.0.4 // indirect
@@ -295,29 +308,31 @@ require (
 	github.com/sigstore/fulcio v1.4.0 // indirect
 	github.com/sigstore/protobuf-specs v0.1.0 // indirect
 	github.com/sigstore/rekor v1.2.2 // indirect
-	github.com/sigstore/sigstore v1.7.3 // indirect
+	github.com/sigstore/sigstore v1.7.5 // indirect
 	github.com/sigstore/sigstore/pkg/signature/kms/aws v1.7.2 // indirect
 	github.com/sigstore/sigstore/pkg/signature/kms/azure v1.7.2 // indirect
 	github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.7.2 // indirect
 	github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.7.2 // indirect
 	github.com/sigstore/timestamp-authority v1.1.2 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
 	github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966 // indirect
+	github.com/sourcegraph/conc v0.3.0 // indirect
 	github.com/spdx/tools-golang v0.5.3 // indirect
-	github.com/spf13/afero v1.9.5 // indirect
+	github.com/spf13/afero v1.10.0 // indirect
 	github.com/spf13/cast v1.5.1 // indirect
-	github.com/spf13/cobra v1.7.0 // indirect
-	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/spf13/cobra v1.8.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/spf13/viper v1.16.0 // indirect
+	github.com/spf13/viper v1.17.0 // indirect
 	github.com/spiffe/go-spiffe/v2 v2.1.6 // indirect
 	github.com/stoewer/go-strcase v1.2.0 // indirect
+	github.com/stretchr/testify v1.8.4 // indirect
+	github.com/stuart-warren/yamlfmt v0.2.0 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d // indirect
 	github.com/tchap/go-patricia/v2 v2.3.1 // indirect
 	github.com/tektoncd/chains v0.17.1 // indirect
 	github.com/tektoncd/hub v1.14.2 // indirect
-	github.com/tektoncd/pipeline v0.50.3 // indirect
+	github.com/tektoncd/pipeline v0.51.0 // indirect
 	github.com/tektoncd/triggers v0.25.2 // indirect
 	github.com/thales-e-security/pool v0.0.2 // indirect
 	github.com/theupdateframework/go-tuf v0.6.1 // indirect
@@ -359,46 +374,47 @@ require (
 	gocloud.dev/docstore/mongodocstore v0.30.0 // indirect
 	gocloud.dev/pubsub/kafkapubsub v0.32.0 // indirect
 	golang.org/x/crypto v0.14.0 // indirect
-	golang.org/x/exp v0.0.0-20230817173708-d852ddb80c63 // indirect
-	golang.org/x/mod v0.12.0 // indirect
+	golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
+	golang.org/x/mod v0.13.0 // indirect
 	golang.org/x/net v0.17.0 // indirect
-	golang.org/x/oauth2 v0.11.0 // indirect
+	golang.org/x/oauth2 v0.13.0 // indirect
 	golang.org/x/sync v0.4.0 // indirect
 	golang.org/x/sys v0.13.0 // indirect
 	golang.org/x/term v0.13.0 // indirect
 	golang.org/x/text v0.13.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
-	golang.org/x/tools v0.12.1-0.20230815132531-74c255bcf846 // indirect
+	golang.org/x/tools v0.13.0 // indirect
 	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2 // indirect
-	gomodules.xyz/jsonpatch/v2 v2.2.0 // indirect
-	google.golang.org/api v0.138.0 // indirect
-	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20230822172742-b8732ec3820d // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20230822172742-b8732ec3820d // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20230822172742-b8732ec3820d // indirect
+	gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect
+	google.golang.org/api v0.143.0 // indirect
+	google.golang.org/appengine v1.6.8 // indirect
+	google.golang.org/genproto v0.0.0-20230913181813-007df8e322eb // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20230913181813-007df8e322eb // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230920204549-e6e6cdab5c13 // indirect
 	google.golang.org/grpc v1.59.0 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/square/go-jose.v2 v2.6.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/api v0.27.3 // indirect
-	k8s.io/apiextensions-apiserver v0.26.5 // indirect
-	k8s.io/apimachinery v0.27.3 // indirect
+	k8s.io/api v0.28.3 // indirect
+	k8s.io/apiextensions-apiserver v0.28.3 // indirect
+	k8s.io/apimachinery v0.28.3 // indirect
 	k8s.io/cli-runtime v0.25.13 // indirect
-	k8s.io/client-go v0.27.3 // indirect
-	k8s.io/klog/v2 v2.100.1 // indirect
-	k8s.io/kube-openapi v0.0.0-20230515203736-54b630e78af5 // indirect
-	k8s.io/utils v0.0.0-20230505201702-9f6742963106 // indirect
+	k8s.io/client-go v0.28.3 // indirect
+	k8s.io/klog/v2 v2.110.1 // indirect
+	k8s.io/kube-openapi v0.0.0-20230717233707-2695361300d9 // indirect
+	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
 	knative.dev/pkg v0.0.0-20231011201526-df28feae6d34 // indirect
 	muzzammil.xyz/jsonc v1.0.0 // indirect
 	olympos.io/encoding/edn v0.0.0-20201019073823-d3554ca0b0a3 // indirect
 	oras.land/oras-go/v2 v2.3.1 // indirect
+	sigs.k8s.io/controller-runtime v0.16.3 // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 	sigs.k8s.io/kustomize/api v0.12.1 // indirect
 	sigs.k8s.io/kustomize/kyaml v0.13.9 // indirect
 	sigs.k8s.io/release-utils v0.7.4 // indirect
-	sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.3.0 // indirect
 	sigs.k8s.io/yaml v1.4.0 // indirect
 )