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peertube_ynh/scripts/_common.sh

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2017-12-08 00:35:52 +01:00
#!/bin/bash
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#=================================================
# COMMON VARIABLES
#=================================================
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nodejs_version=16
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#=================================================
# PERSONAL HELPERS
#=================================================
#=================================================
# EXPERIMENTAL HELPERS
#=================================================
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#!/bin/bash
# Install others YunoHost apps
#
# usage: ynh_install_apps --apps="appfoo?domain=domain.foo&path=/foo appbar?domain=domain.bar&path=/bar&admin=USER&language=fr&is_public=1&pass?word=pass&port=666"
# | arg: -a, --apps= - apps to install
#
# Requires YunoHost version *.*.* or higher.
ynh_install_apps() {
# Declare an array to define the options of this helper.
local legacy_args=a
local -A args_array=([a]=apps=)
local apps
# Manage arguments with getopts
ynh_handle_getopts_args "$@"
# Split the list of apps in an array
local apps_list=($(echo $apps | tr " " "\n"))
local apps_dependencies=""
# For each app
for one_app_and_its_args in "${apps_list[@]}"
do
# Retrieve the name of the app (part before ?)
local one_app=$(cut -d "?" -f1 <<< "$one_app_and_its_args")
[ -z "$one_app" ] && ynh_die --message="You didn't provided a YunoHost app to install"
yunohost tools update apps
# Installing or upgrading the app depending if it's installed or not
if ! yunohost app list --output-as json --quiet | jq -e --arg id $one_app '.apps[] | select(.id == $id)' >/dev/null
then
# Retrieve the arguments of the app (part after ?)
local one_argument=$(cut -d "?" -f2- <<< "$one_app_and_its_args")
[ ! -z "$one_argument" ] && one_argument="--args $one_argument"
# Install the app with its arguments
yunohost app install $one_app $one_argument
else
# Upgrade the app
yunohost app upgrade $one_app
fi
if [ ! -z "$apps_dependencies" ]
then
apps_dependencies="$apps_dependencies, $one_app"
else
apps_dependencies="$one_app"
fi
done
ynh_app_setting_set --app=$app --key=apps_dependencies --value="$apps_dependencies"
}
# Remove other YunoHost apps
#
# Other YunoHost apps will be removed only if no other apps need them.
#
# usage: ynh_remove_apps
#
# Requires YunoHost version *.*.* or higher.
ynh_remove_apps() {
# Retrieve the apps dependencies of the app
local apps_dependencies=$(ynh_app_setting_get --app=$app --key=apps_dependencies)
ynh_app_setting_delete --app=$app --key=apps_dependencies
if [ ! -z "$apps_dependencies" ]
then
# Split the list of apps dependencies in an array
local apps_dependencies_list=($(echo $apps_dependencies | tr ", " "\n"))
# For each apps dependencies
for one_app in "${apps_dependencies_list[@]}"
do
# Retrieve the list of installed apps
local installed_apps_list=$(yunohost app list --output-as json --quiet | jq -r .apps[].id)
local required_by=""
local installed_app_required_by=""
# For each other installed app
for one_installed_app in $installed_apps_list
do
# Retrieve the other apps dependencies
one_installed_apps_dependencies=$(ynh_app_setting_get --app=$one_installed_app --key=apps_dependencies)
if [ ! -z "$one_installed_apps_dependencies" ]
then
one_installed_apps_dependencies_list=($(echo $one_installed_apps_dependencies | tr ", " "\n"))
# For each dependency of the other apps
for one_installed_app_dependency in "${one_installed_apps_dependencies_list[@]}"
do
if [[ $one_installed_app_dependency == $one_app ]]; then
required_by="$required_by $one_installed_app"
fi
done
fi
done
# If $one_app is no more required
if [[ -z "$required_by" ]]
then
# Remove $one_app
ynh_print_info --message="Removing of $one_app"
yunohost app remove $one_app --purge
else
ynh_print_info --message="$one_app was not removed because it's still required by${required_by}"
fi
done
fi
}
# get the first available redis database
#
# usage: ynh_redis_get_free_db
# | returns: the database number to use
ynh_redis_get_free_db() {
local result max db
result=$(redis-cli INFO keyspace)
# get the num
max=$(cat /etc/redis/redis.conf | grep ^databases | grep -Eow "[0-9]+")
db=0
# default Debian setting is 15 databases
for i in $(seq 0 "$max")
do
if ! echo "$result" | grep -q "db$i"
then
db=$i
break 1
fi
db=-1
done
test "$db" -eq -1 && ynh_die --message="No available Redis databases..."
echo "$db"
}
# Create a master password and set up global settings
# Please always call this script in install and restore scripts
#
# usage: ynh_redis_remove_db database
# | arg: database - the database to erase
ynh_redis_remove_db() {
local db=$1
redis-cli -n "$db" flushall
}
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#=================================================
# FUTURE OFFICIAL HELPERS
#=================================================