fix center handle ssn after node restart.

lichao

2021-04-26 150e192a7ddf19783a0f4a81b87d270c0812277a

 .gitignore

@@ -1,2 +1,13 @@
*.un~

build/
debug/
release/
Makefile
utest/utest
*.bak
gmon.out
*/bhshmq_center
*/help
*/bhshmqbox
*/bhshmq_status
.idea