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Add helpers (multi-file systemd and exec_as)
This commit is contained in:
Jean-Baptiste Holcroft
parent
f0b1322812
commit
69ddc4592b
2 changed files with 141 additions and 0 deletions
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#!/bin/bash
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# Execute a command as another user
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# usage: exec_as USER COMMAND [ARG ...]
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exec_as() {
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local user=$1
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shift 1
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if [[ $user = $(whoami) ]]; then
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eval "$@"
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else
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sudo --login --user="$user" "$@"
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fi
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}
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#=================================================
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#
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# POSTGRES HELPERS
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127
scripts/_future.sh
Normal file
127
scripts/_future.sh
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#!/bin/bash
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# needed to have "service_name" as an option
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# https://github.com/YunoHost/yunohost/commit/9c4ddcca39d9d6d92bd5f9a23978337e48d0a4e1
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ynh_add_systemd_config () {
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local service_name="${1:-$app}"
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finalsystemdconf="/etc/systemd/system/$service_name.service"
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ynh_backup_if_checksum_is_different "$finalsystemdconf"
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sudo cp ../conf/${2:-systemd.service} "$finalsystemdconf"
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# To avoid a break by set -u, use a void substitution ${var:-}. If the variable is not set, it's simply set with an empty variable.
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# Substitute in a nginx config file only if the variable is not empty
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if test -n "${final_path:-}"; then
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ynh_replace_string "__FINALPATH__" "$final_path" "$finalsystemdconf"
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fi
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if test -n "${app:-}"; then
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ynh_replace_string "__APP__" "$app" "$finalsystemdconf"
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fi
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ynh_store_file_checksum "$finalsystemdconf"
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sudo chown root: "$finalsystemdconf"
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sudo systemctl enable $service_name
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sudo systemctl daemon-reload
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}
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# needed to have "service_name" as an option
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# https://github.com/YunoHost/yunohost/commit/9c4ddcca39d9d6d92bd5f9a23978337e48d0a4e1
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ynh_remove_systemd_config () {
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local service_name="${1:-$app}"
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local finalsystemdconf="/etc/systemd/system/$service_name.service"
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if [ -e "$finalsystemdconf" ]; then
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sudo systemctl stop $service_name
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sudo systemctl disable $service_name
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ynh_secure_remove "$finalsystemdconf"
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sudo systemctl daemon-reload
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fi
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}
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# LOCAL ADDITION:
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# save file locally if not in the cache
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#
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# Download, check integrity, uncompress and patch the source from app.src
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ynh_setup_source () {
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local dest_dir=$1
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local src_id=${2:-app} # If the argument is not given, source_id equals "app"
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# Load value from configuration file (see above for a small doc about this file
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# format)
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local src_url=$(grep 'SOURCE_URL=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
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local src_sum=$(grep 'SOURCE_SUM=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
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local src_sumprg=$(grep 'SOURCE_SUM_PRG=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
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local src_format=$(grep 'SOURCE_FORMAT=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
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local src_in_subdir=$(grep 'SOURCE_IN_SUBDIR=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
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local src_filename=$(grep 'SOURCE_FILENAME=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
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# Default value
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src_sumprg=${src_sumprg:-sha256sum}
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src_in_subdir=${src_in_subdir:-true}
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src_format=${src_format:-tar.gz}
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src_format=$(echo "$src_format" | tr '[:upper:]' '[:lower:]')
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if [ "$src_filename" = "" ] ; then
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src_filename="${src_id}.${src_format}"
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fi
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local local_src="/var/cache/yunohost/ynh_setup_source/${YNH_APP_ID}/${src_filename}"
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# if cache file exists and the checksum isn't good, download it again
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# if not, just download the file
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if test -e "$local_src"
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then
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echo "${src_sum} ${local_src}" | ${src_sumprg} -c --status \
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|| wget -nv -O $local_src $src_url
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else
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mkdir -p "/var/cache/yunohost/ynh_setup_source/${YNH_APP_ID}"
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wget -nv -O $local_src $src_url
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fi
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cp $local_src $src_filename
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# Check the control sum
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echo "${src_sum} ${src_filename}" | ${src_sumprg} -c --status \
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|| ynh_die "Corrupt source"
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# Extract source into the app dir
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mkdir -p "$dest_dir"
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if [ "$src_format" = "zip" ]
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then
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# Zip format
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# Using of a temp directory, because unzip doesn't manage --strip-components
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if $src_in_subdir ; then
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local tmp_dir=$(mktemp -d)
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unzip -quo $src_filename -d "$tmp_dir"
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cp -a $tmp_dir/*/. "$dest_dir"
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ynh_secure_remove "$tmp_dir"
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else
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unzip -quo $src_filename -d "$dest_dir"
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fi
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else
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local strip=""
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if $src_in_subdir ; then
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strip="--strip-components 1"
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fi
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if [[ "$src_format" =~ ^tar.gz|tar.bz2|tar.xz$ ]] ; then
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tar -xf $src_filename -C "$dest_dir" $strip
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else
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ynh_die "Archive format unrecognized."
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fi
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fi
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# Apply patches
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if (( $(find $YNH_CWD/../sources/patches/ -type f -name "${src_id}-*.patch" 2> /dev/null | wc -l) > "0" )); then
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local old_dir=$(pwd)
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(cd "$dest_dir" \
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&& for p in $YNH_CWD/../sources/patches/${src_id}-*.patch; do \
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patch -p1 < $p; done) \
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|| ynh_die "Unable to apply patches"
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cd $old_dir
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fi
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# Add supplementary files
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if test -e "$YNH_CWD/../sources/extra_files/${src_id}"; then
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cp -a $YNH_CWD/../sources/extra_files/$src_id/. "$dest_dir"
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fi
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}
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