[sudoer] Enable read-only commands for all users (#1558)

Author: taoyl-ms

files/image_config/sudoers/sudoers

@@ -37,6 +37,9 @@ Cmnd_Alias      PASSWD_CMDS = /usr/bin/config tacacs passkey *, \
 # User privilege specification
 root    ALL=(ALL:ALL) ALL
 
+# Allow all users to execute read only commands
+ALL     ALL=NOPASSWD: READ_ONLY_CMDS
+
 # Allow members of group sudo to execute any command
 %sudo   ALL=(ALL:ALL) NOPASSWD: ALL