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Robert Wilkins III 2023-04-18 03:42:01 +00:00 • committed by Gabriel Luiz Freitas Almeida
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GCP-SETUP.md
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@ -1,8 +1,11 @@
# Running Langflow from a new GCP project # Running Langflow from a new GCP project
This guide will help you set up a Langflow Dev VM in a Google Cloud Platform project using Google Cloud Shell.
## Run the following in your GCP cloudshell: ## Run the following in your GCP cloudshell:
```bash ```bash
# Set the VM, image, and networking configuration
VM_NAME="langflow-dev" VM_NAME="langflow-dev"
IMAGE_FAMILY="debian-11" IMAGE_FAMILY="debian-11"
IMAGE_PROJECT="debian-cloud" IMAGE_PROJECT="debian-cloud"
@ -14,17 +17,20 @@ SUBNET_NAME="default"
NAT_GATEWAY_NAME="nat-gateway" NAT_GATEWAY_NAME="nat-gateway"
CLOUD_ROUTER_NAME="nat-client" CLOUD_ROUTER_NAME="nat-client"
# Set the GCP project's compute region
gcloud config set compute/region $REGION gcloud config set compute/region $REGION
# Verify the VPC and subnet exist # Verify the VPC and subnet exist
vpc_exists=$(gcloud compute networks list --filter="name=$VPC_NAME" --format="value(name)") vpc_exists=$(gcloud compute networks list --filter="name=$VPC_NAME" --format="value(name)")
subnet_exists=$(gcloud compute networks subnets list --filter="name=$SUBNET_NAME AND region=$REGION" --format="value(name)") subnet_exists=$(gcloud compute networks subnets list --filter="name=$SUBNET_NAME AND region=$REGION" --format="value(name)")
# Exit with an error message if the VPC or subnet does not exist
if [[ -z "$vpc_exists" || -z "$subnet_exists" ]]; then if [[ -z "$vpc_exists" || -z "$subnet_exists" ]]; then
echo "Error: VPC '$VPC_NAME' and/or subnet '$SUBNET_NAME' do not exist in region '$REGION'." echo "Error: VPC '$VPC_NAME' and/or subnet '$SUBNET_NAME' do not exist in region '$REGION'."
exit 1 exit 1
fi fi
# Create a firewall rule to allow TCP port 8080 for all instances in the VPC
gcloud compute firewall-rules create allow-tcp-8080 \ gcloud compute firewall-rules create allow-tcp-8080 \
--network $VPC_NAME \ --network $VPC_NAME \
--allow tcp:8080 \ --allow tcp:8080 \
@ -48,11 +54,16 @@ gcloud compute routers nats create $NAT_GATEWAY_NAME \
STARTUP_SCRIPT=$(cat <<'EOF' STARTUP_SCRIPT=$(cat <<'EOF'
#!/bin/bash #!/bin/bash
# Update and upgrade the system
apt update apt update
apt upgrade apt upgrade
# Install Python 3 pip, Langflow, and Nginx
apt install python3-pip apt install python3-pip
pip install langflow pip install langflow
apt-get install nginx apt-get install nginx
# Configure Nginx for Langflow
touch /etc/nginx/sites-available/langflow-app touch /etc/nginx/sites-available/langflow-app
echo "server { echo "server {
listen 0.0.0.0:7860; listen 0.0.0.0:7860;
@ -75,6 +86,7 @@ EOF
tempfile=$(mktemp) tempfile=$(mktemp)
echo "$STARTUP_SCRIPT" > $tempfile echo "$STARTUP_SCRIPT" > $tempfile
# Create the VM instance with the specified configuration and startup script
gcloud compute instances create $VM_NAME \ gcloud compute instances create $VM_NAME \
--image-family $IMAGE_FAMILY \ --image-family $IMAGE_FAMILY \
--image-project $IMAGE_PROJECT \ --image-project $IMAGE_PROJECT \
@ -88,6 +100,9 @@ gcloud compute instances create $VM_NAME \
rm $tempfile rm $tempfile
``` ```
> This script sets up a Debian-based VM with the Langflow package, Nginx, and the necessary configurations to run the Langflow Dev environment. The VM will be accessible on TCP port 8080 from any IP address.
<br>
## Connecting to your new Langflow VM ## Connecting to your new Langflow VM
1. Navigate to the [VM instances](https://console.cloud.google.com/compute/instances) page 1. Navigate to the [VM instances](https://console.cloud.google.com/compute/instances) page