From 7273c6631f692872384cce83cc04b4084ee98f73 Mon Sep 17 00:00:00 2001
From: haozi007 <[email protected]>
Date: Tue, 9 Aug 2022 17:30:59 +0800
Subject: [PATCH] only set user or image set non-empty HOME

Signed-off-by: haozi007 <[email protected]>
---
 src/lxc/isulad_utils.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/lxc/isulad_utils.c b/src/lxc/isulad_utils.c
index cd7fca8..067e1c9 100644
--- a/src/lxc/isulad_utils.c
+++ b/src/lxc/isulad_utils.c
@@ -257,6 +257,13 @@ int lxc_setup_env_home(uid_t uid)
 	FILE *stream = NULL;
 	struct passwd pw, *pwbufp = NULL;
 	char buf[BUFSIZ];
+	const char *curr_home = NULL;
+
+	curr_home = getenv("HOME");
+	// if user set or image set, just use it.
+	if (curr_home != NULL && strcmp(curr_home, "") != 0) {
+		return 0;
+	}
 
 	stream = fopen_cloexec(__PASSWD_FILE__, "r");
 	if (stream == NULL) {
@@ -280,8 +287,9 @@ set_env:
 	if (stream)
 		fclose(stream);
 
-	// if we didn't configure HOME, set it based on uid
-	if (setenv("HOME", homedir, 0) < 0) {
+	// if we didn't configure HOME, set it based on uid;
+	// override it if reach here.
+	if (setenv("HOME", homedir, 1) < 0) {
 		SYSERROR("Unable to set env 'HOME'");
 		return -1;
 	}
@@ -518,4 +526,4 @@ int util_getpwent_r(FILE *stream, struct passwd *resbuf, char *buffer, size_t bu
 out:
     funlockfile(stream);
     return ret;
-}
\ No newline at end of file
+}
-- 
2.25.1