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https://github.com/pi-hole/pi-hole
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Merge pull request #1068 from pi-hole/fix/anti_glob
Misc tweaks to the installer script. Defensive git cloning, and ability to source the installer script.
This commit is contained in:
Dan Schaper
GitHub
commit
fbea81dcd7
@ -36,8 +36,8 @@ QUERY_LOGGING=true
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# Find the rows and columns will default to 80x24 is it can not be detected
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screen_size=$(stty size 2>/dev/null || echo 24 80)
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rows=$(echo $screen_size | awk '{print $1}')
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columns=$(echo $screen_size | awk '{print $2}')
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rows=$(echo "${screen_size}" | awk '{print $1}')
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columns=$(echo "${screen_size}" | awk '{print $2}')
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# Divide by two so the dialogs take up half of the screen, which looks nice.
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r=$(( rows / 2 ))
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@ -51,28 +51,6 @@ skipSpaceCheck=false
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reconfigure=false
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runUnattended=false
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######## FIRST CHECK ########
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# Must be root to install
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echo ":::"
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if [[ ${EUID} -eq 0 ]]; then
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echo "::: You are root."
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else
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echo "::: Script called with non-root privileges. The Pi-hole installs server packages and configures"
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echo "::: system networking, it requires elevated rights. Please check the contents of the script for"
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echo "::: any concerns with this requirement. Please be sure to download this script from a trusted source."
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echo ":::"
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echo "::: Detecting the presence of the sudo utility for continuation of this install..."
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if command -v sudo &> /dev/null; then
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echo "::: Utility sudo located."
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exec curl -sSL https://install.pi-hole.net | sudo bash "$@"
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exit $?
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else
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echo "::: sudo is needed for the Web interface to run pihole commands. Please run this script as root and it will be automatically installed."
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exit 1
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fi
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fi
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# Compatibility
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if command -v apt-get &> /dev/null; then
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@ -127,36 +105,51 @@ fi
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####### FUNCTIONS ##########
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is_repo() {
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# Use git to check if directory is currently under VCS, return the value
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# Use git to check if directory is currently under VCS, return the value 128
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# if directory is not a repo. Return 1 if directory does not exist.
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local directory="${1}"
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if [ -d $directory ]; then
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local curdir
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local rc
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curdir="${PWD}"
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if [[ -d "${directory}" ]]; then
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# git -C is not used here to support git versions older than 1.8.4
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curdir=$PWD; cd $directory; git status --short &> /dev/null; rc=$?; cd $curdir
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return $rc
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cd "${directory}"
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git status --short &> /dev/null || rc=$?
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else
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# non-zero return code if directory does not exist OR is not a valid git repository
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return 1
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# non-zero return code if directory does not exist
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rc=1
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fi
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cd "${curdir}"
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return "${rc:-0}"
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}
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make_repo() {
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local directory="${1}"
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local remoteRepo="${2}"
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# Remove the non-repod interface and clone the interface
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echo -n "::: Cloning $remoteRepo into $directory..."
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rm -rf "${directory}"
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git clone -q --depth 1 "${remoteRepo}" "${directory}" &> /dev/null
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echo -n "::: Cloning ${remoteRepo} into ${directory}..."
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# Clean out the directory if it exists for git to clone into
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if [[ -d "${directory}" ]]; then
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rm -rf "${directory}"
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fi
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git clone -q --depth 1 "${remoteRepo}" "${directory}" &> /dev/null || return $?
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echo " done!"
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return 0
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}
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update_repo() {
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local directory="${1}"
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# Pull the latest commits
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echo -n "::: Updating repo in $1..."
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cd "${directory}" || exit 1
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git stash -q &> /dev/null
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git pull -q &> /dev/null
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echo " done!"
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echo -n "::: Updating repo in ${1}..."
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if [[ -d "${directory}" ]]; then
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cd "${directory}"
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git stash -q &> /dev/null || true # Okay for stash failure
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git pull -q &> /dev/null || return $?
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echo " done!"
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fi
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return 0
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}
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getGitFiles() {
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@ -167,10 +160,11 @@ getGitFiles() {
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echo ":::"
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echo "::: Checking for existing repository..."
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if is_repo "${directory}"; then
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update_repo "${directory}"
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update_repo "${directory}" || return 1
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else
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make_repo "${directory}" "${remoteRepo}"
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make_repo "${directory}" "${remoteRepo}" || return 1
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fi
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return 0
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}
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find_IPv4_information() {
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@ -995,29 +989,18 @@ checkSelinux() {
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}
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displayFinalMessage() {
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if (( ${#1} > 0 )) ; then
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# Final completion message to user
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whiptail --msgbox --backtitle "Make it so." --title "Installation Complete!" "Configure your devices to use the Pi-hole as their DNS server using:
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IPv4: ${IPV4_ADDRESS%/*}
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IPv6: ${IPV6_ADDRESS}
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IPv6: ${IPV6_ADDRESS:-"Not Configured"}
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If you set a new IP address, you should restart the Pi.
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The install log is in /etc/pihole.
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View the web interface at http://pi.hole/admin or http://${IPV4_ADDRESS%/*}/admin
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The currently set password is ${1}" ${r} ${c}
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else
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whiptail --msgbox --backtitle "Make it so." --title "Installation Complete!" "Configure your devices to use the Pi-hole as their DNS server using:
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IPv4: ${IPV4_ADDRESS%/*}
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IPv6: ${IPV6_ADDRESS}
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If you set a new IP address, you should restart the Pi.
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The install log is in /etc/pihole.
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View the web interface at http://pi.hole/admin or http://${IPV4_ADDRESS%/*}/admin" ${r} ${c}
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fi
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Your Admin Webpage login password is ${1:-"NOT SET"}" ${r} ${c}
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}
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update_dialogs() {
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@ -1057,6 +1040,28 @@ update_dialogs() {
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main() {
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######## FIRST CHECK ########
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# Must be root to install
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echo ":::"
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if [[ ${EUID} -eq 0 ]]; then
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echo "::: You are root."
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else
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echo "::: Script called with non-root privileges. The Pi-hole installs server packages and configures"
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echo "::: system networking, it requires elevated rights. Please check the contents of the script for"
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echo "::: any concerns with this requirement. Please be sure to download this script from a trusted source."
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echo ":::"
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echo "::: Detecting the presence of the sudo utility for continuation of this install..."
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if command -v sudo &> /dev/null; then
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echo "::: Utility sudo located."
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exec curl -sSL https://install.pi-hole.net | sudo bash "$@"
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exit $?
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else
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echo "::: sudo is needed for the Web interface to run pihole commands. Please run this script as root and it will be automatically installed."
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exit 1
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fi
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fi
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# Check arguments for the undocumented flags
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for var in "$@"; do
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case "$var" in
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@ -1099,8 +1104,14 @@ main() {
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echo "::: --reconfigure passed to install script. Not downloading/updating local repos"
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else
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# Get Git files for Core and Admin
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getGitFiles ${PI_HOLE_LOCAL_REPO} ${piholeGitUrl}
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getGitFiles ${webInterfaceDir} ${webInterfaceGitUrl}
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getGitFiles ${PI_HOLE_LOCAL_REPO} ${piholeGitUrl} || \
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{ echo "!!! Unable to clone ${piholeGitUrl} into ${PI_HOLE_LOCAL_REPO}, unable to continue."; \
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exit 1; \
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}
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getGitFiles ${webInterfaceDir} ${webInterfaceGitUrl} || \
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{ echo "!!! Unable to clone ${webInterfaceGitUrl} into ${webInterfaceDir}, unable to continue."; \
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exit 1; \
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}
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fi
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if [[ ${useUpdateVars} == false ]]; then
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