Once they cross the border and enters the country, Canada has always offered assistance to individuals. These actions/activities date way back in the days of slavery in the US_of_A and earlier.
Many Haitians who were OK in the USA, ran over to Canada to flee Trump, and are now back in the baking sun in Haiti. In fact 90% of thise who made asylum claims were rejected.
They weren't refugees and they weren't the type of immigrants who Canada wanted. Canada has a very comprehensive social support system backed by high taxes and they don't want it to collapse with "fraudulent" claims by those seeking asylum, or by potential immigrants who cannot contribute in a big way to Canada.
As we can see pretty boy chats out of one side of his mouth on TV and another when he faces a deluge of immigrants and a skeptical Canadian populace.