see http://exception-think.hatenablog.com/entry/20170217/1487341800
http://blog.crazybob.org/2010/02/android-trusting-ssl-certificates.html
valid_ca.pem under google test data https://android.googlesource.com/platform/cts/+/master/tests/tests/networksecurityconfig/networksecurityconfig-downloadmanager/res/xml/network_security_config.xml?autodive=0%2F%2F%2F%2F%2F
./create_bks.sh
java -jar portecle-1.9/portecle.jar
Open your bks file with the password and portecle
Do Tools>>Change Keystore Type>>BKS-v1
Save As the file mystore-v1.bks
http://qiita.com/tkc24@github/items/eb9cdb978e143284de7c
openssl genrsa 2048 > server.key openssl req -new -key server.key > server.csr pass android openssl x509 -req -in server.csr -signkey server.key -out server.crt -days 3650 -extfile v3.ext
openssl x509 -in server.crt -text -noout
ex) http://localhost:44917/api/v1/hoge/
need
adb forward tcp:44917 tcp:44917