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buildx(build): support extensible git context attrs

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Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>
This commit is contained in:
CrazyMax
2026-03-18 22:04:45 +01:00
parent 29efe4d6a8
commit e314ca9bb5
2 changed files with 42 additions and 27 deletions
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32
src/buildx/build.ts
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@@ -42,8 +42,7 @@ export interface GitContextOpts {
ref?: string;
checksum?: string;
subdir?: string;
keepGitDir?: boolean;
submodules?: boolean;
attrs?: Record<string, string>;
format?: GitContextFormat;
}
@@ -59,19 +58,29 @@ export class Build {
}
public async gitContext(opts?: GitContextOpts): Promise<string> {
const gitContextCommonAttrs = new Set(['ref', 'checksum', 'subdir']);
const setPullRequestHeadRef = Util.parseBoolOrDefault(process.env.DOCKER_DEFAULT_GIT_CONTEXT_PR_HEAD_REF);
const gitChecksum = opts?.checksum || github.context.sha;
let ref = opts?.ref || github.context.ref;
const commonAttrs = {
ref: opts?.attrs?.ref,
checksum: opts?.attrs?.checksum,
subdir: opts?.attrs?.subdir
};
const gitChecksum = opts?.checksum || commonAttrs.checksum || github.context.sha;
let ref = opts?.ref || commonAttrs.ref || github.context.ref;
const subdir = opts?.subdir || commonAttrs.subdir;
const attrs = Object.entries(opts?.attrs || {}).filter(([name]) => !gitContextCommonAttrs.has(name));
if (!ref.startsWith('refs/')) {
ref = `refs/heads/${ref}`;
} else if (ref.startsWith(`refs/pull/`) && setPullRequestHeadRef) {
ref = ref.replace(/\/merge$/g, '/head');
}
const baseURL = `${GitHub.serverURL}/${github.context.repo.owner}/${github.context.repo.repo}.git`;
let format = opts?.format;
if (!format) {
const sendGitQueryAsInput = Util.parseBoolOrDefault(process.env.BUILDX_SEND_GIT_QUERY_AS_INPUT);
if (opts?.keepGitDir || typeof opts?.submodules !== 'undefined') {
if (attrs.length > 0) {
format = 'query';
} else if (sendGitQueryAsInput && (await this.buildx.versionSatisfies('>=0.29.0'))) {
format = 'query';
@@ -84,19 +93,16 @@ export class Build {
if (gitChecksum) {
query.push(`checksum=${gitChecksum}`);
}
if (opts?.subdir && opts.subdir !== '.') {
query.push(`subdir=${opts.subdir}`);
if (subdir && subdir !== '.') {
query.push(`subdir=${subdir}`);
}
if (typeof opts?.keepGitDir !== 'undefined') {
query.push(`keep-git-dir=${opts.keepGitDir}`);
}
if (typeof opts?.submodules !== 'undefined') {
query.push(`submodules=${opts.submodules}`);
for (const [name, value] of attrs) {
query.push(`${name}=${value}`);
}
return `${baseURL}?${query.join('&')}`;
}
const fragmentRef = gitChecksum && !ref.startsWith(`refs/pull/`) ? gitChecksum : ref;
return `${baseURL}#${fragmentRef}${opts?.subdir && opts.subdir !== '.' ? `:${opts.subdir}` : ''}`;
return `${baseURL}#${fragmentRef}${subdir && subdir !== '.' ? `:${subdir}` : ''}`;
}
public getImageIDFilePath(): string {