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Merge pull request #937 from tituspijean/patch-1

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[enh] add dynamic variables to systemd helper
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Alexandre Aubin 2020-04-29 18:15:14 +02:00 • committed by GitHub
commit b8af97d7d1
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1 changed files with 19 additions and 2 deletions
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21
data/helpers.d/systemd
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@ -3,8 +3,10 @@
# Create a dedicated systemd config
#
# usage: ynh_add_systemd_config [--service=service] [--template=template]
# usage: ynh_add_systemd_config [--service=service] [--template=template] [--others_var="list of others variables to replace"]
# | arg: -s, --service= - Service name (optionnal, $app by default)
# | arg: -t, --template= - Name of template file (optionnal, this is 'systemd' by default, meaning ./conf/systemd.service will be used as template)
# | arg: -v, --others_var= - List of others variables to replace separated by a space. For example: 'var_1 var_2 ...'
#
# This will use the template ../conf/<templatename>.service
# to generate a systemd config, by replacing the following keywords
@ -14,17 +16,23 @@
# __APP__ by $app
# __FINALPATH__ by $final_path
#
# And dynamic variables (from the last example) :
# __VAR_1__ by $var_1
# __VAR_2__ by $var_2
#
# Requires YunoHost version 2.7.11 or higher.
ynh_add_systemd_config () {
# Declare an array to define the options of this helper.
local legacy_args=st
local -A args_array=( [s]=service= [t]=template= )
local legacy_args=stv
local -A args_array=( [s]=service= [t]=template= [v]=others_var= )
local service
local template
local others_var
# Manage arguments with getopts
ynh_handle_getopts_args "$@"
local service="${service:-$app}"
local template="${template:-systemd.service}"
others_var="${others_var:-}"
finalsystemdconf="/etc/systemd/system/$service.service"
ynh_backup_if_checksum_is_different --file="$finalsystemdconf"
@ -38,6 +46,15 @@ ynh_add_systemd_config () {
if [ -n "${app:-}" ]; then
ynh_replace_string --match_string="__APP__" --replace_string="$app" --target_file="$finalsystemdconf"
fi
# Replace all other variables given as arguments
for var_to_replace in $others_var
do
# ${var_to_replace^^} make the content of the variable on upper-cases
# ${!var_to_replace} get the content of the variable named $var_to_replace
ynh_replace_string --match_string="__${var_to_replace^^}__" --replace_string="${!var_to_replace}" --target_file="$finalsystemdconf"
done
ynh_store_file_checksum --file="$finalsystemdconf"
chown root: "$finalsystemdconf"