!337 do not mkdir of isulad if no controller found

From: @wangfengtu 
Reviewed-by: @duguhaotian 
Signed-off-by: @duguhaotian

0001-do-not-mkdir-of-isulad-if-no-controller-found.patch

@@ -0,0 +1,56 @@
+From 9837be14200fecb32db0337652e60532f1adb7be Mon Sep 17 00:00:00 2001
+From: WangFengTu <wangfengtu@huawei.com>
+Date: Mon, 23 May 2022 17:06:19 +0800
+Subject: [PATCH] do not mkdir of isulad if no controller found
+
+If selinux disable the capibility DAC_OVERRIDE,
+mkdir isulad may fail when run container.
+
+Signed-off-by: WangFengTu <wangfengtu@huawei.com>
+---
+ src/daemon/common/sysinfo.c | 22 ++++++++++++++++++++++
+ 1 file changed, 22 insertions(+)
+
+diff --git a/src/daemon/common/sysinfo.c b/src/daemon/common/sysinfo.c
+index e60377dd..6fb4ec38 100644
+--- a/src/daemon/common/sysinfo.c
++++ b/src/daemon/common/sysinfo.c
+@@ -1303,6 +1303,21 @@ out:
+     return ret;
+ }
+ 
++#ifdef __ANDROID__
++static bool cgroup2_no_controller() {
++    char *controllers_str = NULL;
++
++    controllers_str = util_read_content_from_file(CGROUP2_CONTROLLERS_PATH);
++    if (controllers_str == NULL || strlen(controllers_str) == 0 || strcmp(controllers_str, "\n") == 0) {
++        free(controllers_str);
++        return true;
++    }
++
++    free(controllers_str);
++    return false;
++}
++#endif
++
+ static int make_sure_cgroup2_isulad_path_exist()
+ {
+     int ret = 0;
+@@ -1315,6 +1330,13 @@ static int make_sure_cgroup2_isulad_path_exist()
+         return -1;
+     }
+ 
++#ifdef __ANDROID__
++    if (cgroup2_no_controller()) {
++        DEBUG("no cgroup controller found");
++        return 0;
++    }
++#endif
++
+     ret = mkdir(CGROUP_ISULAD_PATH, DEFAULT_CGROUP_DIR_MODE);
+     if (ret != 0 && (errno != EEXIST || !util_dir_exists(CGROUP_ISULAD_PATH))) {
+         return -1;
+-- 
+2.25.1
+

iSulad.spec

@@ -1,5 +1,5 @@
 %global _version 2.0.14
-%global _release 1
+%global _release 2
 %global is_systemd 1
 %global enable_shimv2 1
 %global is_embedded 1
@@ -13,6 +13,7 @@ URL:       https://gitee.com/openeuler/iSulad
 Source:    https://gitee.com/openeuler/iSulad/repository/archive/v%{version}.tar.gz
 BuildRoot: {_tmppath}/iSulad-%{version}
 
+Patch0001:  0001-do-not-mkdir-of-isulad-if-no-controller-found.patch
 
 %ifarch x86_64 aarch64
 Provides:       libhttpclient.so()(64bit)
@@ -240,6 +241,12 @@ fi
 %endif
 
 %changelog
+* Tue May 24 2022 wangfengtu <wangfengtu@huawei.com> - 2.0.14-2
+- Type: enhancement
+- ID: NA
+- SUG: NA
+- DESC: do not mkdir of isulad if no controller found
+
 * Mon May 23 2022 haozi007 <liuhao27@huawei.com> - 2.0.14-1
 - Type: enhancement
 - ID: NA