download terraform binary

Dockerfile

@@ -7,17 +7,4 @@ COPY fly/Dockerfile /fly/Dockerfile
 RUN apk upgrade --no-cache && apk update --no-cache
 RUN apk add --no-cache curl jq go
 
-RUN curl -s https://api.github.com/repos/hashicorp/terraform/releases/latest \
-      | jq --raw-output .zipball_url \
-      | xargs wget -O /tmp/terraform.zip
-RUN unzip /tmp/terraform.zip -d /tmp
-RUN go build
-
-FROM alpine:latest
-
-COPY --from=builder /entrypoint.sh /entrypoint.sh
-COPY --from=builder /aws/tailcall.tf /aws/tailcall.tf
-COPY --from=builder /fly/Dockerfile /fly/Dockerfile
-COPY --from=builder /tmp/terraform /usr/local/bin/terraform
-
 ENTRYPOINT /bin/sh /entrypoint.sh

entrypoint.sh

@@ -2,7 +2,7 @@
 
 set -e
 
-get_latest_release() {
+get_latest_version() {
   curl https://api.github.com/repos/$1/$2/releases/latest -s | jq .name -r
 }
 
@@ -11,14 +11,21 @@ export TF_VAR_AWS_IAM_ROLE=$AWS_IAM_ROLE
 export TF_VAR_AWS_LAMBDA_FUNCTION_NAME=$AWS_LAMBDA_FUNCTION_NAME
 
 if [ "$TAILCALL_VERSION" = "latest" ]; then
-  TAILCALL_VERSION=$(get_latest_release tailcallhq tailcall)
+  TAILCALL_VERSION=$(get_latest_version tailcallhq tailcall)
 fi
 export TF_VAR_TAILCALL_VERSION=$TAILCALL_VERSION
 
 get_tailcall_config() {
   cp "$TAILCALL_CONFIG" .
 }
 
+setup_terraform() {
+  TERRAFORM_VERSION=$(get_latest_version hashicorp terraform)
+  wget -O /tmp/terraform.zip https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_linux_amd64.zip
+  unzip /tmp/terraform.zip -d /tmp && rm /tmp/terraform.zip
+  mv /tmp/*/terraform /usr/local/bin/terraform
+}
+
 setup_flyctl() {
   curl -L https://fly.io/install.sh | sh
   export FLYCTL_INSTALL="/root/.fly"