From 36b9a0d42fa4bd7036d5d4a11203006d0ceb59f0 Mon Sep 17 00:00:00 2001
From: MeiMei <30769358+mei23@users.noreply.github.com>
Date: Sun, 12 Apr 2020 20:32:34 +0900
Subject: プロキシの除外ホスト (#6244)
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* プロキシの除外ホスト

* オブジェクトストレージとの通信にProxyを使うかを選択できるように

* fix lint

* コメント

Co-authored-by: rinsuki <428rinsuki+git@gmail.com>
---
 src/misc/fetch.ts | 49 +++++++++++++++++++++++++++++++++++++++----------
 1 file changed, 39 insertions(+), 10 deletions(-)

(limited to 'src/misc/fetch.ts')

diff --git a/src/misc/fetch.ts b/src/misc/fetch.ts
index 887aae1659..358bc25030 100644
--- a/src/misc/fetch.ts
+++ b/src/misc/fetch.ts
@@ -13,7 +13,7 @@ export async function getJson(url: string, accept = 'application/json, */*', tim
 			Accept: accept
 		}, headers || {}),
 		timeout,
-		agent: u => u.protocol == 'http:' ? httpAgent : httpsAgent,
+		agent: getAgentByUrl,
 	});
 
 	if (!res.ok) {
@@ -27,17 +27,46 @@ export async function getJson(url: string, accept = 'application/json, */*', tim
 	return await res.json();
 }
 
+/**
+ * Get http non-proxy agent
+ */
+const _http = new http.Agent({
+	keepAlive: true,
+	keepAliveMsecs: 30 * 1000,
+});
+
+/**
+ * Get https non-proxy agent
+ */
+const _https = new https.Agent({
+	keepAlive: true,
+	keepAliveMsecs: 30 * 1000,
+	lookup: cache.lookup,
+});
+
+/**
+ * Get http proxy or non-proxy agent
+ */
 export const httpAgent = config.proxy
 	? new HttpProxyAgent(config.proxy)
-	: new http.Agent({
-		keepAlive: true,
-		keepAliveMsecs: 30 * 1000,
-	});
+	: _http;
 
+/**
+ * Get https proxy or non-proxy agent
+ */
 export const httpsAgent = config.proxy
 	? new HttpsProxyAgent(config.proxy)
-	: new https.Agent({
-		keepAlive: true,
-		keepAliveMsecs: 30 * 1000,
-		lookup: cache.lookup,
-	});
+	: _https;
+
+/**
+ * Get agent by URL
+ * @param url URL
+ * @param bypassProxy Allways bypass proxy
+ */
+export function getAgentByUrl(url: URL, bypassProxy = false) {
+	if (bypassProxy || (config.proxyBypassHosts || []).includes(url.hostname)) {
+		return url.protocol == 'http:' ? _http : _https;
+	} else {
+		return url.protocol == 'http:' ? httpAgent : httpsAgent;
+	}
+}
-- 
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