242 lines
7.2 KiB
Bash
Executable File
242 lines
7.2 KiB
Bash
Executable File
#!/bin/bash
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# installer.sh - This script installs a policykit action for the cpu power gnome-shell extension.
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#
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# Copyright (C) 2017-2020
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# Martin Koppehel <psl.kontakt@gmail.com>,
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# Fin Christensen <christensen.fin@gmail.com>,
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#
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# This file is part of the gnome-shell extension cpupower.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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set -e
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EXIT_SUCCESS=0
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EXIT_INVALID_ARG=1
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EXIT_FAILED=2
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EXIT_NEEDS_UPDATE=3
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EXIT_NEEDS_SECURITY_UPDATE=4
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EXIT_NOT_INSTALLED=5
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EXIT_MUST_BE_ROOT=6
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DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" #stackoverflow 59895
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PREFIX="/usr" # default install prefix is /usr
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function usage() {
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echo "Usage: installer.sh [options] {supported,install,check,update,uninstall}"
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echo
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echo "Available options:"
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echo " --prefix PREFIX Set the install prefix (default: /usr)"
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echo " --tool-suffix SUFFIX Set the tool name suffix (default: <empty>)"
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echo
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exit ${EXIT_INVALID_ARG}
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}
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if [ $# -lt 1 ]
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then
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usage
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fi
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ACTION=""
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while [[ $# -gt 0 ]]
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do
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key="$1"
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# we have to use command line arguments here as pkexec does not support
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# setting environment variables
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case $key in
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--prefix)
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PREFIX="$2"
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shift
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shift
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;;
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--tool-suffix)
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TOOL_SUFFIX="$2"
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shift
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shift
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;;
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supported|install|check|update|uninstall)
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if [ -z "$ACTION" ]
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then
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ACTION="$1"
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else
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echo "Too many actions specified. Please give at most 1."
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usage
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fi
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shift
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;;
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*)
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echo "Unknown argument $key"
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usage
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;;
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esac
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done
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ACTION_IN="${DIR}/../data/mko.cpupower.policy.in"
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ACTION_DIR="${PREFIX}/share/polkit-1/actions"
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RULE_IN="${DIR}/../data/10-mko.cpupower.setcpufreq.rules"
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RULE_DIR="${PREFIX}/share/polkit-1/rules.d"
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RULE_OUT="${RULE_DIR}/10-mko.cpupower.setcpufreq.rules"
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CFC_IN="${DIR}/cpufreqctl"
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# if TOOL_SUFFIX is provided, install to .../local/bin
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# see https://github.com/martin31821/cpupower/issues/102
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# the TOOL_SUFFIX enables per-user installations on a multi-user system
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# see https://github.com/martin31821/cpupower/issues/84
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if [ -z "${TOOL_SUFFIX}" ]
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then
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CFC_DIR="${PREFIX}/bin"
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CFC_OUT="${CFC_DIR}/cpufreqctl"
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ACTION_ID="mko.cpupower.setcpufreq"
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ACTION_OUT="${ACTION_DIR}/${ACTION_ID}.policy"
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else
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CFC_DIR="${PREFIX}/local/bin"
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CFC_OUT="${CFC_DIR}/cpufreqctl-${TOOL_SUFFIX}"
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ACTION_ID="mko.cpupower.setcpufreq.${TOOL_SUFFIX}"
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ACTION_OUT="${ACTION_DIR}/${ACTION_ID}.policy"
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fi
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V7_LEGACY_OUT="/usr/share/polkit-1/actions/mko.cpupower.policy"
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V8_LEGACY_OUT="/usr/share/polkit-1/actions/mko.cpupower.setcpufreq.policy"
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if [ "$ACTION" = "supported" ]
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then
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if [ -d /sys/devices/system/cpu/intel_pstate ]
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then
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echo "Supported"
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exit ${EXIT_SUCCESS}
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else
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echo "Unsupported"
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exit ${EXIT_FAILED}
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fi
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fi
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if [ "$ACTION" = "check" ]
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then
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# pre v9 policy rules have security issues
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# cpufreqctl should always be located in /usr/local/bin or /usr/bin as of
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# https://github.com/martin31821/cpupower/issues/102
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# therefore check for occurence of prefix
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if [ -f "${V8_LEGACY_OUT}" ] && ! grep -sq "${PREFIX}" "${V8_LEGACY_OUT}" || \
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[ -f "${V7_LEGACY_OUT}" ]
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then
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echo "Your cpupower installation needs updating!"
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echo "Warning: Security issues were found with your installation! Update immediately!"
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exit ${EXIT_NEEDS_SECURITY_UPDATE}
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fi
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if ! sed -e "s:{{PATH}}:${CFC_OUT}:g" \
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-e "s:{{ID}}:${ACTION_ID}:g" "${ACTION_IN}" | \
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cmp --silent "${ACTION_OUT}"
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then
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if [ -f "${ACTION_OUT}" ]
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then
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echo "Your cpupower installation needs updating!"
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exit ${EXIT_NEEDS_UPDATE}
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else
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echo "Not installed"
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exit ${EXIT_NOT_INSTALLED}
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fi
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fi
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echo "Installed"
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exit ${EXIT_SUCCESS}
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fi
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if [ "$ACTION" = "install" ]
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then
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if [ "${EUID}" -ne 0 ]; then
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echo "The install action must be run as root for security reasons!"
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echo "Please have a look at https://github.com/martin31821/cpupower/issues/102"
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echo "for further details."
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exit ${EXIT_MUST_BE_ROOT}
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fi
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echo -n "Installing cpufreqctl tool... "
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mkdir -p "${CFC_DIR}"
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install "${CFC_IN}" "${CFC_OUT}" || (echo "Failed" && exit ${EXIT_FAILED})
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echo "Success"
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echo -n "Installing policykit action... "
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mkdir -p "${ACTION_DIR}"
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sed -e "s:{{PATH}}:${CFC_OUT}:g" \
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-e "s:{{ID}}:${ACTION_ID}:g" "${ACTION_IN}" > "${ACTION_OUT}" 2>/dev/null || \
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(echo "Failed" && exit ${EXIT_FAILED})
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echo "Success"
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echo -n "Installing policykit rule... "
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mkdir -p "${RULE_DIR}"
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install -m 0644 "${RULE_IN}" "${RULE_OUT}" || (echo "Failed" && exit ${EXIT_FAILED})
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echo "Success"
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exit ${EXIT_SUCCESS}
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fi
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if [ "$ACTION" = "update" ]
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then
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if [ -f "V7_LEGACY_OUT" ]
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then
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echo -n "Uninstalling legacy v7 polkit rule... "
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rm "${V7_LEGACY_OUT}" || \
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(echo "Failed - cannot remove ${V7_LEGACY_OUT}" && exit ${EXIT_FAILED})
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echo "Success"
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fi
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if [ -f "${V8_LEGACY_OUT}" ] && ! grep -sq "${PREFIX}" "${V8_LEGACY_OUT}"
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then
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echo -n "Uninstalling legacy v8 polkit rule... "
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rm "${V8_LEGACY_OUT}" || \
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(echo "Failed - cannot remove ${V8_LEGACY_OUT}" && exit ${EXIT_FAILED})
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echo "Success"
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fi
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"${BASH_SOURCE[0]}" --prefix "${PREFIX}" --tool-suffix "${TOOL_SUFFIX}" uninstall || exit $?
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"${BASH_SOURCE[0]}" --prefix "${PREFIX}" --tool-suffix "${TOOL_SUFFIX}" install || exit $?
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exit ${EXIT_SUCCESS}
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fi
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if [ "$ACTION" = "uninstall" ]
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then
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echo -n "Uninstalling cpufreqctl tool... "
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if [ -f "${CFC_OUT}" ]
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then
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rm "${CFC_OUT}" || (echo "Failed - cannot remove ${CFC_OUT}" && exit ${EXIT_FAILED}) && echo "Success"
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else
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echo "tool not installed at ${CFC_OUT}"
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fi
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echo -n "Uninstalling policykit action... "
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if [ -f "${ACTION_OUT}" ]
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then
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rm "${ACTION_OUT}" || (echo "Failed - cannot remove ${ACTION_OUT}" && exit ${EXIT_FAILED}) && echo "Success"
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else
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echo "policy action not installed at ${ACTION_OUT}"
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fi
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echo -n "Uninstalling policykit rule... "
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if [ -f "${RULE_OUT}" ]
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then
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rm "${RULE_OUT}" || (echo "Failed - cannot remove ${RULE_OUT}" && exit ${EXIT_FAILED}) && echo "Success"
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else
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echo "policy rule not installed at ${RULE_OUT}"
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fi
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exit ${EXIT_SUCCESS}
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fi
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echo "Unknown parameter."
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usage
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