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Fix n usage (#446)

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* Fix n usage
* Fix ynh_remove_nodejs as well
This commit is contained in:
Maniack Crudelis 2018-04-13 14:28:58 +02:00 • committed by Alexandre Aubin
parent 91d0965569
commit 6c7fb0cef2
1 changed files with 10 additions and 17 deletions
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27
data/helpers.d/nodejs
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@ -1,5 +1,5 @@
n_install_dir="/opt/node_n"
node_version_path="/opt/node_n/n/versions/node"
node_version_path="$n_install_dir/n/versions/node"
# N_PREFIX is the directory of n, it needs to be loaded as a environment variable.
export N_PREFIX="$n_install_dir"
@ -29,28 +29,21 @@ SOURCE_SUM=2ba3c9d4dd3c7e38885b37e02337906a1ee91febe6d5c9159d89a9050f2eea8f" > "
# - $nodejs_path: The absolute path of node for the chosen version.
# - $nodejs_version: Just the version number of node for this app. Stored as 'nodejs_version' in settings.yml.
# And 2 alias stored in variables:
# - $nodejs_use_version: An alias to load a node version in the current shell. Especially useful for systemd.
# - $nodejs_use_version: An old variable, not used anymore. Keep here to not break old apps
# NB: $PATH will contain the path to node, it has to be propagated to any other shell which needs to use it.
# - $ynh_node_exec: An alias to execute a command with node.
# That's means it has to be added to any systemd script.
#
# usage: ynh_use_nodejs
ynh_use_nodejs () {
nodejs_version=$(ynh_app_setting_get $app nodejs_version)
# Add "$n_install_dir/bin" to the PATH variable if it isn't already added.
# And define N_PREFIX in the current shell.
load_n_path="[[ :$PATH: == *\":$n_install_dir/bin:\"* ]] || PATH=\"$n_install_dir/bin:$PATH\"; N_PREFIX="$n_install_dir""
nodejs_use_version="$n_install_dir/bin/n -q $nodejs_version"
# "Load" a version of node
eval $load_n_path; $nodejs_use_version
nodejs_use_version="echo \"Deprecated command, should be removed\""
# Get the absolute path of this version of node
nodejs_path="$(n bin $nodejs_version)"
nodejs_path="$node_version_path/$nodejs_version/bin"
# Make an alias for node use
ynh_node_exec="eval $load_n_path; n use $nodejs_version"
# Load the path of this version of node in $PATH
[[ :$PATH: == *":$nodejs_path"* ]] || PATH="$nodejs_path:$PATH"
}
# Install a specific version of nodejs
@ -81,7 +74,7 @@ ynh_install_nodejs () {
test -x /usr/bin/npm && mv /usr/bin/npm /usr/bin/npm_n
# If n is not previously setup, install it
if ! test $(n --version) > /dev/null 2>&1
if ! test $(n --version > /dev/null 2>&1)
then
ynh_install_n
fi
@ -129,7 +122,7 @@ ynh_install_nodejs () {
#
# usage: ynh_remove_nodejs
ynh_remove_nodejs () {
ynh_use_nodejs
nodejs_version=$(ynh_app_setting_get $app nodejs_version)
# Remove the line for this app
sed --in-place "/$YNH_APP_ID:$nodejs_version/d" "$n_install_dir/ynh_app_version"
@ -137,7 +130,7 @@ ynh_remove_nodejs () {
# If no other app uses this version of nodejs, remove it.
if ! grep --quiet "$nodejs_version" "$n_install_dir/ynh_app_version"
then
n rm $nodejs_version
$n_install_dir/bin/n rm $nodejs_version
fi
# If no other app uses n, remove n