Added JWT keystore to the script

In order to start servers after doing IP changes, it is required to create new keystore for JWT signing and verification. So this fix adds that keystore generating logic to the bash script

modules/scripts/change-ip.sh

@@ -444,21 +444,33 @@ keytool -import -alias wso2iotcore -file ./tmp/c.crt -keystore ../wso2/analytics
 keytool -import -alias wso2analytics -file ./tmp/b.crt -keystore ../wso2/analytics/repository/resources/security/client-truststore.jks -storepass wso2carbon -noprompt
 
 echo ""
-echo "Replacing IoT server public cert from iot-default.xml"
-
-#keytool -genkey -alias wso2carbon -keyalg RSA -keysize 2048 -keystore ../repository/resources/security/wso2carbonjwt.jks -dname "CN=192.168.1.2,
-#OU=Home,O=Home,L=SL,S=WS,C=LK" -storepass wso2carbon -keypass wso2carbon
-#cp -R ../repository/resources/security/wso2carbonjwt.jks ../wso2/analytics/repository/resources/security/
-#
-#if hash tac; then
-#    VAR=$(keytool -exportcert -alias wso2carbon -keystore ../repository/resources/security/wso2carbonjwt.jks -rfc -storepass wso2carbon | tail -n +2 | tac | tail -n +2 | tac | tr -cd "[:print:]");
-#else
-#    VAR=$(keytool -exportcert -alias wso2carbon -keystore ../repository/resources/security/wso2carbonjwt.jks -rfc -storepass wso2carbon | tail -n +2 | tail -r | tail -n +2 | tail -r | tr -cd "[:print:]"); fi
-#
-#
-#echo ""
-#echo "Printing certificate"
-#echo "-----------------------"
-#echo $VAR
-#sed -i -e 's#<Certificate>.*#<Certificate>'"$VAR"'</Certificate>#g' ../conf/identity/identity-providers/iot_default.xml
-#echo "Completed!!!"
+echo "Generating jwt keystore"
+keytool -genkey -alias wso2carbon -keyalg RSA -keysize 2048 -keystore ../repository/resources/security/wso2carbonjwt.jks -dname "CN=10.10.10.202,OU=Home,O=Home,L=SL,S=WS,C=LK" -storepass wso2carbon -keypass wso2carbon
+cp -R ../repository/resources/security/wso2carbonjwt.jks ../wso2/analytics/repository/resources/security/
+
+echo "Changing  <IoT_HOME>/conf/etc/jwt.properties"
+sed -i -e 's/#KeyStore=.*/KeyStore=repository\/resources\/security\/wso2carbonjwt.jks /' ../conf/etc/jwt.properties
+sed -i -e 's/#KeyStorePassword=.*/KeyStorePassword=wso2carbon /' ../conf/etc/jwt.properties
+sed -i -e 's/#PrivateKeyAlias=.*/PrivateKeyAlias=wso2carbon /' ../conf/etc/jwt.properties
+sed -i -e 's/#PrivateKeyPassword=.*/PrivateKeyPassword=wso2carbon /' ../conf/etc/jwt.properties
+sed -i -e 's/#default-jwt-client=.*/default-jwt-client=false /' ../conf/etc/jwt.properties
+
+echo "Changing  <IoT_HOME>/wso2/analytics/conf/etc/jwt.properties"
+sed -i -e 's/#KeyStore=.*/KeyStore=repository\/resources\/security\/wso2carbonjwt.jks /' ../wso2/analytics/conf/etc/jwt.properties
+sed -i -e 's/#KeyStorePassword=.*/KeyStorePassword=wso2carbon /' ../wso2/analytics/conf/etc/jwt.properties
+sed -i -e 's/#PrivateKeyAlias=.*/PrivateKeyAlias=wso2carbon /' ../wso2/analytics/conf/etc/jwt.properties
+sed -i -e 's/#PrivateKeyPassword=.*/PrivateKeyPassword=wso2carbon /' ../wso2/analytics/conf/etc/jwt.properties
+sed -i -e 's/#default-jwt-client=.*/default-jwt-client=false /' ../wso2/analytics/conf/etc/jwt.properties
+
+echo "Setting up the public certificate for the default idp"
+if hash tac; then
+    VAR=$(keytool -exportcert -alias wso2carbon -keystore ../repository/resources/security/wso2carbonjwt.jks -rfc -storepass wso2carbon | tail -n +2 | tac | tail -n +2 | tac | tr -cd "[:print:]");
+else
+    VAR=$(keytool -exportcert -alias wso2carbon -keystore ../repository/resources/security/wso2carbonjwt.jks -rfc -storepass wso2carbon | tail -n +2 | tail -r | tail -n +2 | tail -r | tr -cd "[:print:]"); fi
+
+echo ""
+echo "Printing certificate"
+echo "-----------------------"
+echo $VAR
+sed -i -e 's#<Certificate>.*#<Certificate>'"$VAR"'</Certificate>#g' ../conf/identity/identity-providers/iot_default.xml
+echo "Completed!!!"