Fix install HA can't start mysql on host2 sometimes
Fix install HA can't start mysql on host2 sometimes

This due to systemctl and service didn't sync the "mysql
status" in time. Use shell command to control "mysql status"

Signed-off-by: Mei Lei <d1c6e4e75080176552ef8271b379adabccaa7551@gmail.com>

zstackio/zstack-utility,mrwangxc/zstack-utility,mingjian2049/zstack-utility,zstackorg/zstack-utility,mrwangxc/zstack-utility,mingjian2049/zstack-utility,live4thee/zstack-utility,live4thee/zstack-utility,zstackio/zstack-utility,zstackorg/zstack-utility,zstackio/zstack-utility,mingjian2049/zstack-utility,mrwangxc/zstack-utility,live4thee/zstack-utility,zstackorg/zstack-utility