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

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#!/bin/bash
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LOGFILE="/var/log/rdma_setup.log"
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RDMA_PORT=${RDMA_PORT:-20049}
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# Redirect output to log file
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exec > >(tee -a "$LOGFILE") 2>&1
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echo "Starting RDMA setup script at $(date)"
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# Ensure script is run as root
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if [ "$(id -u)" -ne 0 ]; then
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    echo "This script must be run as root. Please re-run with sudo or as root user." >&2
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    exit 1
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fi
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# Check if the rpcrdma module is available
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if ! modinfo rpcrdma &>/dev/null; then
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    echo "The rpcrdma module is not available on this system. Please ensure it is installed." >&2
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    exit 1
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fi
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# Check if the rpcrdma module is loaded
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if ! lsmod | grep -q "^rpcrdma"; then
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    echo "The rpcrdma module is not loaded, loading it now..."
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    modprobe rpcrdma
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    if [ $? -eq 0 ]; then
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        echo "The rpcrdma module was successfully loaded."
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    else
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        echo "Failed to load the rpcrdma module. Please check permissions or module availability." >&2
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        exit 1
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    fi
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else
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    echo "The rpcrdma module is already loaded."
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fi
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# Check if /proc/fs/nfsd/portlist contains the RDMA port
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if ! grep -q "rdma $RDMA_PORT" /proc/fs/nfsd/portlist; then
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    echo "'rdma $RDMA_PORT' is not present in /proc/fs/nfsd/portlist, adding it now..."
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    echo "rdma $RDMA_PORT" > /proc/fs/nfsd/portlist
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    if [ $? -eq 0 ]; then
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        echo "'rdma $RDMA_PORT' was successfully added to /proc/fs/nfsd/portlist."
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    else
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        echo "Failed to write to /proc/fs/nfsd/portlist. Please check permissions." >&2
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        exit 1
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    fi
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else
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    echo "'rdma $RDMA_PORT' is already present in /proc/fs/nfsd/portlist."
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fi
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#echo "RDMA setup script completed successfully at $(date)"