lxc/0044-support-space-in-volume-mount-and-env.patch

From 37e6f7c4ffb31290322791d972f4ab8e0fa34dcc Mon Sep 17 00:00:00 2001
From: tanyifeng <tanyifeng1@huawei.com>
Date: Thu, 17 Jan 2019 10:18:23 +0800
Subject: [PATCH 044/139] support space in --volume, --mount and --env

Signed-off-by: tanyifeng <tanyifeng1@huawei.com>
Signed-off-by: LiFeng <lifeng68@huawei.com>
---
 src/lxc/conf.c      | 16 ++++++++++++++++
 src/lxc/confile.c   |  9 ++++++++-
 src/lxc/namespace.h |  1 +
 src/lxc/utils.h     |  3 +++
 4 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/src/lxc/conf.c b/src/lxc/conf.c
index 8fa63f7..48e31af 100644
--- a/src/lxc/conf.c
+++ b/src/lxc/conf.c
@@ -54,6 +54,7 @@
 #include <time.h>
 #include <unistd.h>
 #include <pthread.h>
+#include <linux/fs.h>
 
 #include "af_unix.h"
 #include "caps.h"
@@ -2695,6 +2696,19 @@ static int mount_file_entries(const struct lxc_conf *conf,
 	int ret = -1;
 
 	while (getmntent_r(file, &mntent, buf, sizeof(buf))) {
+		/* Note: Workaround for volume file path with space*/
+		mntent.mnt_fsname = lxc_string_replace(SPACE_MAGIC_STR, " ", mntent.mnt_fsname);
+		if(!mntent.mnt_fsname) {
+			SYSERROR("memory allocation error");
+			return -1;
+		}
+		mntent.mnt_dir = lxc_string_replace(SPACE_MAGIC_STR, " ", mntent.mnt_dir);
+		if(!mntent.mnt_dir) {
+			SYSERROR("memory allocation error");
+			free(mntent.mnt_fsname);
+			return -1;
+		}
+		ERROR("mntent.mnt_fsname:%s, mntent.mnt_dir:%s", mntent.mnt_fsname, mntent.mnt_dir);
 		if (!rootfs->path)
 			ret = mount_entry_on_systemfs(&mntent);
 		else if (mntent.mnt_dir[0] != '/')
@@ -2703,6 +2717,8 @@ static int mount_file_entries(const struct lxc_conf *conf,
 		else
 			ret = mount_entry_on_absolute_rootfs(&mntent, rootfs,
 					                     lxc_name, lxc_path);
+		free(mntent.mnt_fsname);
+		free(mntent.mnt_dir);
 		if (ret < 0)
 			return -1;
 	}
diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index db63b55..7e9d5c8 100644
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -1036,6 +1036,7 @@ static int set_config_environment(const char *key, const char *value,
 				  struct lxc_conf *lxc_conf, void *data)
 {
 	struct lxc_list *list_item = NULL;
+	char *replaced;
 
 	if (lxc_config_value_empty(value))
 		return lxc_clear_environment(lxc_conf);
@@ -1044,7 +1045,12 @@ static int set_config_environment(const char *key, const char *value,
 	if (!list_item)
 		goto on_error;
 
-	list_item->elem = strdup(value);
+	/* isulad: recover space replaced by SPACE_MAGIC_STR */
+	replaced = lxc_string_replace(SPACE_MAGIC_STR, " ", value);
+	if(!replaced)
+		goto on_error;
+
+	list_item->elem = replaced;
 
 	if (!list_item->elem)
 		goto on_error;
@@ -3661,6 +3667,7 @@ static int get_config_environment(const char *key, char *retv, int inlen,
 		memset(retv, 0, inlen);
 
 	lxc_list_for_each(it, &c->environment) {
+
 		strprint(retv, inlen, "%s\n", (char *)it->elem);
 	}
 
diff --git a/src/lxc/namespace.h b/src/lxc/namespace.h
index ab583da..9caaf89 100644
--- a/src/lxc/namespace.h
+++ b/src/lxc/namespace.h
@@ -26,6 +26,7 @@
 #include <sched.h>
 #include <unistd.h>
 #include <sys/syscall.h>
+#include <sys/types.h>
 
 #ifndef CLONE_PARENT_SETTID
 #define CLONE_PARENT_SETTID 0x00100000
diff --git a/src/lxc/utils.h b/src/lxc/utils.h
index 4313942..73ffdd9 100644
--- a/src/lxc/utils.h
+++ b/src/lxc/utils.h
@@ -43,6 +43,9 @@
 #include "raw_syscalls.h"
 #include "string_utils.h"
 
+/* isulad: replace space with SPACE_MAGIC_STR */
+#define SPACE_MAGIC_STR "[#)"
+
 /* returns 1 on success, 0 if there were any failures */
 extern int lxc_rmdir_onedev(const char *path, const char *exclude);
 extern int get_u16(unsigned short *val, const char *arg, int base);
-- 
1.8.3.1