seafile_ynh/scripts/experimental_helper.sh
2018-05-19 21:51:46 +02:00

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# Detect the system architecture to download the right tarball
# NOTE: `uname -m` is more accurate and universal than `arch`
# See https://en.wikipedia.org/wiki/Uname
if [ -n "$(uname -m | grep 64)" ]; then
architecture="x86-64"
elif [ -n "$(uname -m | grep 86)" ]; then
architecture="i386"
elif [ -n "$(uname -m | grep arm)" ]; then
architecture="arm"
else
ynh_die "Unable to detect your achitecture, please open a bug describing \
your hardware and the result of the command \"uname -m\"." 1
fi
# Read the value of a key in a ynh manifest file
#
# usage: ynh_read_manifest manifest key
# | arg: manifest - Path of the manifest to read
# | arg: key - Name of the key to find
ynh_read_manifest () {
manifest="$1"
key="$2"
python3 -c "import sys, json;print(json.load(open('$manifest', encoding='utf-8'))['$key'])"
}
# Read the upstream version from the manifest
# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
# For example : 4.3-2~ynh3
# This include the number before ~ynh
# In the last example it return 4.3-2
#
# usage: ynh_app_upstream_version
ynh_app_upstream_version () {
manifest_path="../manifest.json"
if [ ! -e "$manifest_path" ]; then
manifest_path="../settings/manifest.json" # Into the restore script, the manifest is not at the same place
fi
version_key=$(ynh_read_manifest "$manifest_path" "version")
echo "${version_key/~ynh*/}"
}
# Read package version from the manifest
# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
# For example : 4.3-2~ynh3
# This include the number after ~ynh
# In the last example it return 3
#
# usage: ynh_app_package_version
ynh_app_package_version () {
manifest_path="../manifest.json"
if [ ! -e "$manifest_path" ]; then
manifest_path="../settings/manifest.json" # Into the restore script, the manifest is not at the same place
fi
version_key=$(ynh_read_manifest "$manifest_path" "version")
echo "${version_key/*~ynh/}"
}
# Create a dedicated nginx config
#
# usage: ynh_add_nginx_config "list of others variables to replace"
#
# | arg: list of others variables to replace separeted by a space
# | for example : 'path_2 port_2 ...'
#
# This will use a template in ../conf/nginx.conf
# __PATH__ by $path_url
# __DOMAIN__ by $domain
# __PORT__ by $port
# __NAME__ by $app
# __FINALPATH__ by $final_path
#
# And dynamic variables (from the last example) :
# __PATH_2__ by $path_2
# __PORT_2__ by $port_2
#
ynh_add_nginx_config () {
local finalnginxconf="/etc/nginx/conf.d/$domain.d/$app.conf"
local others_var=${1:-}
ynh_backup_if_checksum_is_different "$finalnginxconf"
sudo cp ../conf/nginx.conf "$finalnginxconf"
# To avoid a break by set -u, use a void substitution ${var:-}. If the variable is not set, it's simply set with an empty variable.
# Substitute in a nginx config file only if the variable is not empty
if test -n "${path_url:-}"; then
# path_url_slash_less is path_url, or a blank value if path_url is only '/'
local path_url_slash_less=${path_url%/}
ynh_replace_string "__PATH__/" "$path_url_slash_less/" "$finalnginxconf"
ynh_replace_string "__PATH__" "$path_url" "$finalnginxconf"
fi
if test -n "${domain:-}"; then
ynh_replace_string "__DOMAIN__" "$domain" "$finalnginxconf"
fi
if test -n "${port:-}"; then
ynh_replace_string "__PORT__" "$port" "$finalnginxconf"
fi
if test -n "${app:-}"; then
ynh_replace_string "__NAME__" "$app" "$finalnginxconf"
fi
if test -n "${final_path:-}"; then
ynh_replace_string "__FINALPATH__" "$final_path" "$finalnginxconf"
fi
# Replace all other variable given as arguments
for v in $others_var
do
ynh_replace_string "__${v^^}__" "${!v}" "$finalnginxconf"
done
if [ "${path_url:-}" != "/" ]
then
ynh_replace_string "^#sub_path_only" "" "$finalnginxconf"
fi
ynh_store_file_checksum "$finalnginxconf"
sudo systemctl reload nginx
}
# Delete a file checksum from the app settings
#
# $app should be defined when calling this helper
#
# usage: ynh_remove_file_checksum file
# | arg: file - The file for which the checksum will be deleted
ynh_delete_file_checksum () {
local checksum_setting_name=checksum_${1//[\/ ]/_} # Replace all '/' and ' ' by '_'
ynh_app_setting_delete $app $checksum_setting_name
}