From d81d07bd6534bc19c39fca166fa744187f4aaded Mon Sep 17 00:00:00 2001
From: LamGC <lam827@lamgc.net>
Date: Sun, 15 Aug 2021 23:14:04 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E7=94=B1=E4=BA=8E=20j?=
 =?UTF-8?q?son=20=E6=96=87=E4=BB=B6=E4=B8=BA=E7=A9=BA,=20=E5=AF=BC?=
 =?UTF-8?q?=E8=87=B4=E7=9A=84=20NPE.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

由于 json 文件为空, 当 Gson 解析空文件时, 将返回 null.
---
 .../sentry/oci/compute/ssh/SshAuthIdentityProvider.java      | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/main/java/net/lamgc/oracle/sentry/oci/compute/ssh/SshAuthIdentityProvider.java b/src/main/java/net/lamgc/oracle/sentry/oci/compute/ssh/SshAuthIdentityProvider.java
index cd62b20..2cbe2c1 100644
--- a/src/main/java/net/lamgc/oracle/sentry/oci/compute/ssh/SshAuthIdentityProvider.java
+++ b/src/main/java/net/lamgc/oracle/sentry/oci/compute/ssh/SshAuthIdentityProvider.java
@@ -133,6 +133,11 @@ public final class SshAuthIdentityProvider {
         }
         Map<String, SshAuthInfo> map = gson.fromJson(new FileReader(identityJsonFile, StandardCharsets.UTF_8),
                 new TypeToken<Map<String, SshAuthInfo>>(){}.getType());
+        if (map == null) {
+            log.warn("没有可用的 SSH 认证配置.");
+            return;
+        }
+
         for (String id : map.keySet()) {
             SshAuthInfo info = map.get(id);
             info.setProvider(this);