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allowlist.go
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allowlist.go
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// © 2023 Snyk Limited All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package policy
// We are a paranoid security company so we use an allowlist rather than a
// denylist.
var allowedBuiltins = map[string]struct{}{
"abs": {},
"all": {},
"and": {},
"any": {},
"array.concat": {},
"array.reverse": {},
"array.slice": {},
"assign": {},
"base64.decode": {},
"base64.encode": {},
"base64.is_valid": {},
"base64url.decode": {},
"base64url.encode": {},
"base64url.encode_no_pad": {},
"bits.and": {},
"bits.lsh": {},
"bits.negate": {},
"bits.or": {},
"bits.rsh": {},
"bits.xor": {},
"cast_array": {},
"cast_boolean": {},
"cast_null": {},
"cast_object": {},
"cast_set": {},
"cast_string": {},
"ceil": {},
"concat": {},
"contains": {},
"count": {},
"crypto.hmac.md5": {},
"crypto.hmac.sha1": {},
"crypto.hmac.sha256": {},
"crypto.hmac.sha512": {},
"crypto.md5": {},
"crypto.sha1": {},
"crypto.sha256": {},
"crypto.x509.parse_and_verify_certificates": {},
"crypto.x509.parse_certificate_request": {},
"crypto.x509.parse_certificates": {},
"crypto.x509.parse_rsa_private_key": {},
"div": {},
"endswith": {},
"eq": {},
"equal": {},
"floor": {},
"format_int": {},
"glob.match": {},
"glob.quote_meta": {},
"graph.reachable": {},
"graph.reachable_paths": {},
"graphql.is_valid": {},
"graphql.parse": {},
"graphql.parse_and_verify": {},
"graphql.parse_query": {},
"graphql.parse_schema": {},
"gt": {},
"gte": {},
"hex.decode": {},
"hex.encode": {},
"indexof": {},
"indexof_n": {},
"internal.member_2": {},
"internal.member_3": {},
"internal.print": {},
"intersection": {},
"io.jwt.decode": {},
"io.jwt.decode_verify": {},
"io.jwt.encode_sign": {},
"io.jwt.encode_sign_raw": {},
"io.jwt.verify_es256": {},
"io.jwt.verify_es384": {},
"io.jwt.verify_es512": {},
"io.jwt.verify_hs256": {},
"io.jwt.verify_hs384": {},
"io.jwt.verify_hs512": {},
"io.jwt.verify_ps256": {},
"io.jwt.verify_ps384": {},
"io.jwt.verify_ps512": {},
"io.jwt.verify_rs256": {},
"io.jwt.verify_rs384": {},
"io.jwt.verify_rs512": {},
"is_array": {},
"is_boolean": {},
"is_null": {},
"is_number": {},
"is_object": {},
"is_set": {},
"is_string": {},
"json.filter": {},
"json.is_valid": {},
"json.marshal": {},
"json.patch": {},
"json.remove": {},
"json.unmarshal": {},
"lower": {},
"lt": {},
"lte": {},
"max": {},
"min": {},
"minus": {},
"mul": {},
"neq": {},
"net.cidr_contains": {},
"net.cidr_contains_matches": {},
"net.cidr_expand": {},
"net.cidr_intersects": {},
"net.cidr_merge": {},
"net.cidr_overlap": {},
"net.lookup_ip_addr": {},
"numbers.range": {},
"object.filter": {},
"object.get": {},
"object.remove": {},
"object.subset": {},
"object.union": {},
"object.union_n": {},
"opa.runtime": {},
"or": {},
"plus": {},
"print": {},
"product": {},
"rand.intn": {},
"re_match": {},
"regex.find_all_string_submatch_n": {},
"regex.find_n": {},
"regex.globs_match": {},
"regex.is_valid": {},
"regex.match": {},
"regex.replace": {},
"regex.split": {},
"regex.template_match": {},
"rego.metadata.chain": {},
"rego.metadata.rule": {},
"rego.parse_module": {},
"rem": {},
"replace": {},
"round": {},
"semver.compare": {},
"semver.is_valid": {},
"set_diff": {},
"snapshot_testing.match": {},
"sort": {},
"split": {},
"sprintf": {},
"startswith": {},
"strings.any_prefix_match": {},
"strings.any_suffix_match": {},
"strings.replace_n": {},
"strings.reverse": {},
"substring": {},
"sum": {},
"time.add_date": {},
"time.clock": {},
"time.date": {},
"time.diff": {},
"time.now_ns": {},
"time.parse_duration_ns": {},
"time.parse_ns": {},
"time.parse_rfc3339_ns": {},
"time.weekday": {},
"to_number": {},
"trace": {},
"trim": {},
"trim_left": {},
"trim_prefix": {},
"trim_right": {},
"trim_space": {},
"trim_suffix": {},
"type_name": {},
"union": {},
"units.parse": {},
"units.parse_bytes": {},
"upper": {},
"urlquery.decode": {},
"urlquery.decode_object": {},
"urlquery.encode": {},
"urlquery.encode_object": {},
"uuid.rfc4122": {},
"walk": {},
"yaml.is_valid": {},
"yaml.marshal": {},
"yaml.unmarshal": {},
}