133 lines
4.2 KiB
Bash
Executable File
133 lines
4.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# scripts/install/server.sh - install and setup all server related apps and environments
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set -euo pipefail
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ORIG_USER=${SUDO_USER:-$(id -un)}
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echo "==> 1a. Base packages"
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sudo pacman -Syq --needed --noconfirm git rustup protobuf gcc pipewire pipewire-pulse tailscale base-devel gstreamer gst-plugins-base gst-plugins-good gst-plugins-bad gst-plugins-ugly gst-libav
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if ! command -v yay >/dev/null 2>&1; then
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echo "==> 1b. installing yay from AUR ..."
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sudo -u "$ORIG_USER" bash -c '
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cd /tmp && git clone --depth 1 https://aur.archlinux.org/yay.git &&
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cd yay && makepkg -si --noconfirm'
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fi
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# yay -S --noconfirm grpcurl-bin
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echo "==> 2a. Kernel-driver tweaks"
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cat <<'EOF' | sudo tee /etc/modprobe.d/gc311-stream.conf >/dev/null
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options uvcvideo quirks=0x200 timeout=10000
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EOF
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echo "==> 2b. Predictable /dev names for each capture card"
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# probe all v4l2 devices, keep only the two GC311 capture cards
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mapfile -t GC_VIDEOS < <(
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sudo v4l2-ctl --list-devices |
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awk '/Live Gamer MINI/{getline; print $1}'
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)
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if [ "${#GC_VIDEOS[@]}" -ne 2 ]; then
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echo "❌ Exactly two GC311 capture cards (index0) must be attached!" >&2
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printf ' Detected: %s\n' "${GC_VIDEOS[@]}"
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exit 1
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fi
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mapfile -t TAGS < <(
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for v in "${GC_VIDEOS[@]}"; do
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sudo udevadm info -q property -n "$v" |
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awk -F= '/^ID_PATH_TAG=/{print $2}'
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done
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)
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printf ' ↪ Left card: %s (%s)\n' "${GC_VIDEOS[0]}" "${TAGS[0]}"
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printf ' ↪ Right card: %s (%s)\n' "${GC_VIDEOS[1]}" "${TAGS[1]}"
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LEFT_TAG=${TAGS[0]}
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RIGHT_TAG=${TAGS[1]}
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sudo tee /etc/udev/rules.d/85-gc311.rules >/dev/null <<EOF
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# auto-generated by lesavka/scripts/daemon/install-server.sh - DO NOT EDIT
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SUBSYSTEM=="video4linux", ATTR{index}=="0", ENV{ID_PATH_TAG}=="$LEFT_TAG", SYMLINK+="lesavka_l_eye"
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SUBSYSTEM=="video4linux", ATTR{index}=="0", ENV{ID_PATH_TAG}=="$RIGHT_TAG", SYMLINK+="lesavka_r_eye"
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EOF
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sudo udevadm control --reload
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sudo udevadm trigger --subsystem-match=video4linux
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sudo udevadm settle
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echo "==> 3. Rust toolchain"
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sudo rustup default stable
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sudo -u "$ORIG_USER" rustup default stable
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echo "==> 4a. Source checkout"
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SRC_DIR=/var/src/lesavka
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REPO_URL=ssh://git@scm.bstein.dev:2242/brad_stein/lesavka.git
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if [[ ! -d $SRC_DIR ]]; then
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sudo mkdir -p /var/src
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sudo chown "$ORIG_USER":"$ORIG_USER" /var/src
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fi
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if [[ -d $SRC_DIR/.git ]]; then
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sudo -u "$ORIG_USER" git -C "$SRC_DIR" pull --ff-only
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else
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sudo -u "$ORIG_USER" git clone "$REPO_URL" "$SRC_DIR"
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fi
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echo "==> 4b. Source build"
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sudo -u "$ORIG_USER" bash -c "cd '$SRC_DIR/server' && cargo clean && cargo build --release"
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echo "==> 5. Install binaries"
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sudo install -Dm755 "$SRC_DIR/server/target/release/lesavka-server" /usr/local/bin/lesavka-server
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sudo install -Dm755 "$SRC_DIR/scripts/daemon/lesavka-core.sh" /usr/local/bin/lesavka-core.sh
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echo "==> 6a. Systemd units - lesavka-core"
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cat <<'UNIT' | sudo tee /etc/systemd/system/lesavka-core.service >/dev/null
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[Unit]
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Description=lesavka USB gadget bring-up
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After=sys-kernel-config.mount
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Requires=sys-kernel-config.mount
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[Service]
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Type=oneshot
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ExecStart=/usr/local/bin/lesavka-core.sh
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RemainAfterExit=yes
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CapabilityBoundingSet=CAP_SYS_ADMIN
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MountFlags=slave
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[Install]
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WantedBy=multi-user.target
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UNIT
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echo "==> 6b. Systemd units - lesavka-server"
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cat <<'UNIT' | sudo tee /etc/systemd/system/lesavka-server.service >/dev/null
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[Unit]
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Description=lesavka gRPC relay
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After=network.target lesavka-core.service
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[Service]
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ExecStart=/usr/local/bin/lesavka-server
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Restart=always
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Environment=RUST_LOG=lesavka_server=trace,lesavka_server::audio=trace,lesavka_server::video=trace,lesavka_server::usb_gadget=info
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Environment=RUST_BACKTRACE=1
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Environment=GST_DEBUG=3,v4l2src:6,tsdemux:6,parsebin:5
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Environment=GST_DEBUG_DUMP_DOT_DIR=/tmp
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Restart=always
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RestartSec=5
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StandardError=append:/tmp/lesavka-server.stderr
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StartLimitIntervalSec=30
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StartLimitBurst=10
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User=root
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[Install]
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WantedBy=multi-user.target
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UNIT
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echo "==> 6c. Systemd units - initialization"
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sudo truncate -s 0 /tmp/lesavka-server.log
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sudo systemctl daemon-reload
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sudo systemctl enable --now lesavka-core
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sudo systemctl restart lesavka-core
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echo "✅ lesavka-core installed and restarted..."
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sudo systemctl enable --now lesavka-server
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sudo systemctl restart lesavka-server
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echo "✅ lesavka-server installed and restarted..."
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