Update go version

system-test/integration_test.sh

@@ -27,14 +27,23 @@ export GOOGLE_APPLICATION_CREDENTIALS="${SERVICE_KEY}"
 # Run test.
 cd "system-test"
 
+go version
+
 # Ensure a newer version of Go is used so it is compatible with newer libraries.
 # Here we install v1.17.7 which is the current version as of when this code
 # was written, following instructions from https://go.dev/doc/manage-install.
-# Go modules might not be on for previous versions of Go, so we also have to
+# Go modules might not be on for previous versions of Go, so we also have to 
 # enable the module system explicitly.
-export GO111MODULE=on
-go install golang.org/dl/go1.17.7
-go1.17.7 download
+# export GO111MODULE=on
+# go install golang.org/dl/go1.17.7
+# go1.17.7 download
+retry sudo apt-get install -y wget
+
+wget https://go.dev/dl/go1.17.7.linux-amd64.tar.gz
+sudo rm -rf /usr/local/go && tar -C /usr/local -xzf go1.17.7.linux-amd64.tar.gz
+export PATH=$PATH:/usr/local/go/bin
+
+go version
 
 # Initializing go modules allows our dependencies to install versions of their
 # dependencies specified by their go.mod files. This reduces the likelihood of