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Merge pull request #2000 from pi-hole/fix/FTL_Install

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Use pushd/popd and create random temporary directory
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Dan Schaper 2018-02-26 21:55:12 -08:00 committed by GitHub
commit 6011dd7372
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1 changed files with 12 additions and 15 deletions
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27
automated install/basic-install.sh
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@ -1734,17 +1734,14 @@ clone_or_update_repos() {
fi
}
# Download and install FTL binary
# Download FTL binary to random temp directory and install FTL binary
FTLinstall() {
# Local, named variables
local binary="${1}"
local latesttag
local orig_dir
local str="Downloading and Installing FTL"
echo -ne " ${INFO} ${str}..."
# Get the current working directory
orig_dir="${PWD}"
# Find the latest version tag for FTL
latesttag=$(curl -sI https://github.com/pi-hole/FTL/releases/latest | grep "Location" | awk -F '/' '{print $NF}')
# Tags should always start with v, check for that.
@ -1754,44 +1751,44 @@ FTLinstall() {
return 1
fi
# Move into the temp ftl directory
pushd "$(mktmp -d)" || { echo "Unable to make temporary directory for FTL binary download"; return 1; }
# Always replace pihole-FTL.service
install -T -m 0755 "${PI_HOLE_LOCAL_REPO}/advanced/pihole-FTL.service" "/etc/init.d/pihole-FTL"
# If the download worked,
if curl -sSL --fail "https://github.com/pi-hole/FTL/releases/download/${latesttag%$'\r'}/${binary}" -o "/tmp/${binary}"; then
if curl -sSL --fail "https://github.com/pi-hole/FTL/releases/download/${latesttag%$'\r'}/${binary}" -o "${binary}"; then
# get sha1 of the binary we just downloaded for verification.
curl -sSL --fail "https://github.com/pi-hole/FTL/releases/download/${latesttag%$'\r'}/${binary}.sha1" -o "/tmp/${binary}.sha1"
curl -sSL --fail "https://github.com/pi-hole/FTL/releases/download/${latesttag%$'\r'}/${binary}.sha1" -o "${binary}.sha1"
# Move into the temp directory
cd /tmp
# If we downloaded binary file (as opposed to text),
if sha1sum --status --quiet -c "${binary}".sha1; then
echo -n "transferred... "
# Stop FTL
stop_service pihole-FTL &> /dev/null
# Install the new version with the correct permissions
install -T -m 0755 /tmp/${binary} /usr/bin/pihole-FTL
# Remove the tempoary file
rm /tmp/${binary} /tmp/${binary}.sha1
install -T -m 0755 "${binary}" /usr/bin/pihole-FTL
# Move back into the original directory the user was in
cd "${orig_dir}"
popd || { echo "Unable to return to original directory after FTL binary download."; return 1; }
# Install the FTL service
echo -e "${OVER} ${TICK} ${str}"
return 0
# Otherise,
else
# the download failed, so just go back to the original directory
popd || { echo "Unable to return to original directory after FTL binary download."; return 1; }
echo -e "${OVER} ${CROSS} ${str}"
echo -e " ${COL_LIGHT_RED}Error: Download of binary from Github failed${COL_NC}"
# the download failed, so just go back to the original directory
cd "${orig_dir}"
return 1
fi
# Otherwise,
else
cd "${orig_dir}"
popd || { echo "Unable to return to original directory after FTL binary download."; return 1; }
echo -e "${OVER} ${CROSS} ${str}"
# The URL could not be found
echo -e " ${COL_LIGHT_RED}Error: URL not found${COL_NC}"
return 1
fi
}