[PATCH 0/1] rpcd: implement lstat

[Paul Donald]

This augments rpcd to be able to inspect symbolic links, instead of simply returning the linked file info.

See also: https://github.com/openwrt/rpcd/pull/9

root at OpenWrt:/# ubus call file stat '{"path":"/etc/os-release"}'
{
	"path": "/etc/os-release",
	"type": "file",
	"size": 528,
	"mode": 33188,
	"atime": 1727094886,
	"mtime": 1727094886,
	"ctime": 1727094886,
	"inode": 1124,
	"uid": 0,
	"gid": 0
}
root at OpenWrt:/# ubus call file lstat '{"path":"/etc/os-release"}'
{
	"path": "/etc/os-release",
	"type": "symlink",
	"size": 21,
	"mode": 41471,
	"atime": 1727094886,
	"mtime": 1727094886,
	"ctime": 1727094886,
	"inode": 219,
	"uid": 0,
	"gid": 0
}
root at OpenWrt:/# ubus call file stat '{"path":"/var"}'
{
	"path": "/var",
	"type": "directory",
	"size": 520,
	"mode": 17407,
	"atime": 1730221560,
	"mtime": 1730221753,
	"ctime": 1730221753,
	"inode": 1,
	"uid": 0,
	"gid": 0
}
root at OpenWrt:/# ubus call file lstat '{"path":"/var"}'
{
	"path": "/var",
	"type": "symlink",
	"size": 3,
	"mode": 41471,
	"atime": 1727094886,
	"mtime": 1727094886,
	"ctime": 1727094886,
	"inode": 1264,
	"uid": 0,
	"gid": 0
}
root at OpenWrt:/# ubus call file stat '{"path":"/bin/ash"}'
{
	"path": "/bin/ash",
	"type": "file",
	"size": 405522,
	"mode": 33261,
	"atime": 1727094886,
	"mtime": 1727094886,
	"ctime": 1727094886,
	"inode": 15,
	"uid": 0,
	"gid": 0
}
root at OpenWrt:/# ubus call file lstat '{"path":"/bin/ash"}'
{
	"path": "/bin/ash",
	"type": "symlink",
	"size": 7,
	"mode": 41471,
	"atime": 1727094886,
	"mtime": 1727094886,
	"ctime": 1727094886,
	"inode": 13,
	"uid": 0,
	"gid": 0
}

Paul Donald (1):
  file: linkstat to get link stat info

 file.c | 38 +++++++++++++++++++++++++++++++++++---
 1 file changed, 35 insertions(+), 3 deletions(-)

-- 
2.44.0