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[enh] Wait for dpkg lock to be free

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Maniack Crudelis 2018-11-06 01:00:57 +01:00 • committed by GitHub
parent 2d78978ae0
commit b67105f04b
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1 changed files with 26 additions and 0 deletions
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26
data/helpers.d/package
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@ -1,3 +1,26 @@
# Check if apt is free to use, or wait, until timeout.
#
# [internal]
#
# usage: ynh_is_dpkg_free
ynh_is_dpkg_free() {
local try
# With seq 1 17, timeout will be almost 30 minutes
for try in `seq 1 17`
do
# Check if /var/lib/dpkg/lock is used by another process
if sudo lsof /var/lib/dpkg/lock > /dev/null
then
echo "apt is already in use..."
# Sleep an exponential time at each round
sleep $(( try * try ))
else
break
fi
done
echo "apt still used, but timeout reached !"
}
# Check either a package is installed or not # Check either a package is installed or not
# #
# example: ynh_package_is_installed 'yunohost' && echo "ok" # example: ynh_package_is_installed 'yunohost' && echo "ok"
@ -5,6 +28,7 @@
# usage: ynh_package_is_installed name # usage: ynh_package_is_installed name
# | arg: name - the package name to check # | arg: name - the package name to check
ynh_package_is_installed() { ynh_package_is_installed() {
ynh_is_dpkg_free
dpkg-query -W -f '${Status}' "$1" 2>/dev/null \ dpkg-query -W -f '${Status}' "$1" 2>/dev/null \
| grep -c "ok installed" &>/dev/null | grep -c "ok installed" &>/dev/null
} }
@ -30,6 +54,7 @@ ynh_package_version() {
# #
# usage: ynh_apt update # usage: ynh_apt update
ynh_apt() { ynh_apt() {
ynh_is_dpkg_free
DEBIAN_FRONTEND=noninteractive sudo apt-get -y $@ DEBIAN_FRONTEND=noninteractive sudo apt-get -y $@
} }
@ -105,6 +130,7 @@ ynh_package_install_from_equivs () {
# Create a fake deb package with equivs-build and the given control file # Create a fake deb package with equivs-build and the given control file
# Install the fake package without its dependencies with dpkg # Install the fake package without its dependencies with dpkg
# Install missing dependencies with ynh_package_install # Install missing dependencies with ynh_package_install
ynh_is_dpkg_free
(cp "$controlfile" "${TMPDIR}/control" && cd "$TMPDIR" \ (cp "$controlfile" "${TMPDIR}/control" && cd "$TMPDIR" \
&& equivs-build ./control 1>/dev/null \ && equivs-build ./control 1>/dev/null \
&& sudo dpkg --force-depends \ && sudo dpkg --force-depends \