NFS over RDMA TrueNAS

curl -o ./load-nfs-rdma.sh https://file.homelabproject.cc/d/local/Server/Src/rdma-tools/load-nfs-rdma.sh

#!/bin/bash

LOGFILE="/var/log/rdma_setup.log"
RDMA_PORT=${RDMA_PORT:-20049}

# Redirect output to log file
exec > >(tee -a "$LOGFILE") 2>&1

echo "Starting RDMA setup script at $(date)"

# Ensure script is run as root
if [ "$(id -u)" -ne 0 ]; then
    echo "This script must be run as root. Please re-run with sudo or as root user." >&2
    exit 1
fi

# Check if the rpcrdma module is available
if ! modinfo rpcrdma &>/dev/null; then
    echo "The rpcrdma module is not available on this system. Please ensure it is installed." >&2
    exit 1
fi

# Check if the rpcrdma module is loaded
if ! lsmod | grep -q "^rpcrdma"; then
    echo "The rpcrdma module is not loaded, loading it now..."
    modprobe rpcrdma
    if [ $? -eq 0 ]; then
        echo "The rpcrdma module was successfully loaded."
    else
        echo "Failed to load the rpcrdma module. Please check permissions or module availability." >&2
        exit 1
    fi
else
    echo "The rpcrdma module is already loaded."
fi

# Check if /proc/fs/nfsd/portlist contains the RDMA port
if ! grep -q "rdma $RDMA_PORT" /proc/fs/nfsd/portlist; then
    echo "'rdma $RDMA_PORT' is not present in /proc/fs/nfsd/portlist, adding it now..."
    echo "rdma $RDMA_PORT" > /proc/fs/nfsd/portlist
    if [ $? -eq 0 ]; then
        echo "'rdma $RDMA_PORT' was successfully added to /proc/fs/nfsd/portlist."
    else
        echo "Failed to write to /proc/fs/nfsd/portlist. Please check permissions." >&2
        exit 1
    fi
else
    echo "'rdma $RDMA_PORT' is already present in /proc/fs/nfsd/portlist."
fi

#echo "RDMA setup script completed successfully at $(date)"