mirror of
https://github.com/fort-nix/nix-bitcoin.git
synced 2024-11-23 23:02:38 +03:00
53 lines
1.1 KiB
Bash
53 lines
1.1 KiB
Bash
qemuDir=$(cd "${BASH_SOURCE[0]%/*}" && pwd)
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# shellcheck disable=SC1091
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source "$qemuDir/wait-until.sh"
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tmpDir=/tmp/nix-bitcoin-qemu-vm
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mkdir -p "$tmpDir"
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# Cleanup on exit
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cleanup() {
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set +eu
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if [[ $qemuPID ]]; then
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kill -9 "$qemuPID"
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fi
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rm -rf "$tmpDir"
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}
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trap "cleanup" EXIT
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identityFile=$qemuDir/id-vm
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chmod 0600 "$identityFile"
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runVM() {
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vm=$1
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vmNumCPUs=$2
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vmMemoryMiB=$3
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sshPort=$4
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export NIX_DISK_IMAGE="$tmpDir/img"
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export QEMU_NET_OPTS="hostfwd=tcp::${sshPort}-:22"
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# shellcheck disable=SC2211
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</dev/null "$vm"/bin/run-*-vm -m "$vmMemoryMiB" -smp "$vmNumCPUs" &>/dev/null &
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qemuPID=$!
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}
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vmWaitForSSH() {
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echo
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printf "Waiting for SSH connection..."
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waitUntil "c : 2>/dev/null" 500
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echo
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}
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# Run command in VM
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c() {
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ssh -p "$sshPort" -i "$identityFile" -o ConnectTimeout=1 \
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-o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o LogLevel=ERROR \
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-o ControlMaster=auto -o ControlPath=$tmpDir/ssh-connection -o ControlPersist=60 \
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root@127.0.0.1 "$@"
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}
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export identityFile
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export sshPort
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export tmpDir
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export -f c
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