| 1 | ;
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| 2 | /*
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| 3 | * Copyright © 2019 Atomist, Inc.
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| 4 | *
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| 5 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 6 | * you may not use this file except in compliance with the License.
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| 7 | * You may obtain a copy of the License at
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| 8 | *
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0
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| 10 | *
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| 11 | * Unless required by applicable law or agreed to in writing, software
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 14 | * See the License for the specific language governing permissions and
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| 15 | * limitations under the License.
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| 16 | */
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| 17 | Object.defineProperty(exports, "__esModule", { value: true });
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| 18 | /**
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| 19 | * Remove any invalid characters from Docker image name component
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| 20 | * `name` to make it a valid Docker image name component. If
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| 21 | * `hubOwner` is true, it ensures the name contains only alphanumeric
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| 22 | * characters.
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| 23 | *
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| 24 | * From https://docs.docker.com/engine/reference/commandline/tag/:
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| 25 | *
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| 26 | * > An image name is made up of slash-separated name components,
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| 27 | * > optionally prefixed by a registry hostname. The hostname must
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| 28 | * > comply with standard DNS rules, but may not contain
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| 29 | * > underscores. If a hostname is present, it may optionally be
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| 30 | * > followed by a port number in the format :8080. If not present,
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| 31 | * > the command uses Docker’s public registry located at
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| 32 | * > registry-1.docker.io by default. Name components may contain
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| 33 | * > lowercase letters, digits and separators. A separator is defined
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| 34 | * > as a period, one or two underscores, or one or more dashes. A
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| 35 | * > name component may not start or end with a separator.
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| 36 | * >
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| 37 | * > A tag name must be valid ASCII and may contain lowercase and
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| 38 | * > uppercase letters, digits, underscores, periods and dashes. A tag
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| 39 | * > name may not start with a period or a dash and may contain a
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| 40 | * > maximum of 128 characters.
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| 41 | *
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| 42 | * @param name Name component to clean up.
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| 43 | * @param hubOwner If `true` only allow characters valid for a Docker Hub user/org
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| 44 | * @return Valid Docker image name component.
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| 45 | */
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| 46 | function cleanImageName(name, hubOwner = false) {
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| 47 | let clean = name.toLocaleLowerCase()
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| 48 | .replace(/^[^a-z0-9]+/, "").replace(/[^a-z0-9]+$/, "")
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| 49 | .replace(/[^-_/.a-z0-9]+/g, "");
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| 50 | if (hubOwner) {
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| 51 | clean = clean.replace(/[^a-z0-9]+/g, "");
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| 52 | }
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| 53 | if (clean.length > 128) {
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| 54 | clean = clean.substring(0, 128).replace(/[^a-z0-9]+$/, "");
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| 55 | }
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| 56 | return clean;
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| 57 | }
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| 58 | exports.cleanImageName = cleanImageName;
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| 59 | //# sourceMappingURL=name.js.map |
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