writeSkewProtectionConfig() — astro Function Reference

Architecture documentation for the writeSkewProtectionConfig() function in index.ts from the astro codebase.

Function typescript CoreAstro CoreMiddleware called by 1

Entity Profile

CoreAstro→ CoreMiddleware→ writeSkewProtectionConfig() — astro Function Reference

Dependency Diagram

graph TD
  2fc85e65_a682_3fc0_37e4_1db04ca4c873["writeSkewProtectionConfig()"]
  01c2fa75_d554_caf7_1c43_205032b5e695["index.ts"]
  2fc85e65_a682_3fc0_37e4_1db04ca4c873 -->|defined in| 01c2fa75_d554_caf7_1c43_205032b5e695
  0524ca9e_035f_83b7_32b4_4d658f83f56c["netlifyIntegration()"]
  0524ca9e_035f_83b7_32b4_4d658f83f56c -->|calls| 2fc85e65_a682_3fc0_37e4_1db04ca4c873
  style 2fc85e65_a682_3fc0_37e4_1db04ca4c873 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/integrations/netlify/src/index.ts lines 173–191

async function writeSkewProtectionConfig(config: AstroConfig) {
	const deployId = process.env.DEPLOY_ID;
	if (!deployId) {
		return; // Skip if not deploying to Netlify
	}

	const deployConfigDir = new URL('.netlify/v1/', config.root);
	await mkdir(deployConfigDir, { recursive: true });
	await writeFile(
		new URL('./skew-protection.json', deployConfigDir),
		JSON.stringify({
			patterns: ['/_actions/.*', '/_server-islands/.*', '.*\\.(html)$'],
			sources: [
				{ type: 'header', name: 'X-Netlify-Deploy-ID' },
				{ type: 'query', name: 'dpl' },
			],
		}),
	);
}