It is possible that you are in the early stages of labor. The combination of light period-like pains and excessive whitish discharge could be signs that your body is preparing for childbirth. These symptoms are often associated with the thinning and dilation of the cervix, which are typical indicators of labor. However, it's important to note that every pregnancy is unique, and not all women experience the same symptoms or progress through labor in the same way. If you have any concerns or if your pain intensifies, it is recommended to contact your healthcare provider for further guidance. They will be able to assess your situation more accurately based on your specific circumstances and provide appropriate advice or recommendations.