26c144c916
This brings over the initial buildx prototype from pulumi/pulumi-docker and fixes various build and release issues.
109 lines
2.7 KiB
Go
109 lines
2.7 KiB
Go
// Copyright 2024, Pulumi Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package internal
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import (
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"errors"
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"io"
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"os"
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"path/filepath"
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"strings"
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buildx "github.com/docker/buildx/build"
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"github.com/moby/buildkit/frontend/dockerfile/instructions"
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"github.com/moby/buildkit/frontend/dockerfile/parser"
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"github.com/pulumi/pulumi-go-provider/infer"
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)
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// Dockerfile references a local, remote, or inline Dockerfile.
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type Dockerfile struct {
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Location string `pulumi:"location,optional"`
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Inline string `pulumi:"inline,optional"`
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}
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// Annotate sets docstrings on Dockerfile.
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func (d *Dockerfile) Annotate(a infer.Annotator) {
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a.Describe(&d.Location, dedent(`
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Location of the Dockerfile to use.
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Can be a relative or absolute path to a local file, or a remote URL.
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Defaults to "${context.location}/Dockerfile" if context is on-disk.
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Conflicts with "inline".
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`))
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a.Describe(&d.Inline, dedent(`
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Raw Dockerfile contents.
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Conflicts with "location".
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Equivalent to invoking Docker with "-f -".
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`))
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}
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func (d *Dockerfile) validate(preview bool, c *Context) error {
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if d.Location != "" && d.Inline != "" {
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return newCheckFailure(
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errors.New(`only specify "file" or "inline", not both`),
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"dockerfile",
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)
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}
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if d.Location != "" {
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if buildx.IsRemoteURL(d.Location) {
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return nil
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}
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abs, err := filepath.Abs(d.Location)
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if err != nil {
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return err
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}
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f, err := os.Open(filepath.Clean(abs))
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if err != nil {
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return newCheckFailure(err, "dockerfile.location")
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}
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if err := parseDockerfile(f); err != nil {
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return newCheckFailure(err, "dockerfile.location")
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}
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return nil
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}
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if d.Inline != "" {
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err := parseDockerfile(strings.NewReader(d.Inline))
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if err != nil {
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return newCheckFailure(err, "dockerfile.inline")
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}
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return nil
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}
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if !preview && c != nil && !buildx.IsRemoteURL(c.Location) {
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return newCheckFailure(errors.New("missing 'location' or 'inline'"), "dockerfile")
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}
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return nil
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}
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func parseDockerfile(r io.Reader) error {
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parsed, err := parser.Parse(r)
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if err != nil {
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return newCheckFailure(err, "dockerfile")
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}
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_, _, err = instructions.Parse(parsed.AST)
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if err != nil {
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return err
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}
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return nil
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}
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