feat: ✨ add before and after hooks for exectuable scripts

Signed-off-by: Eric Villard <[email protected]>

README.md

@@ -18,8 +18,10 @@ Every files in:
 * `config/copy/[HOSTNAME]/[TARGET_PATH]`: are copied to *[TARGET_PATH]* only if *[HOSTNAME]* corresponds to the current `${HOSTNAME}`
 * `config/link/common/[TARGET_PATH]`: are symlinked to *[TARGET_PATH]*
 * `config/link/[HOSTNAME]/[TARGET_PATH]`: are symlinked to *[TARGET_PATH]* only if *[HOSTNAME]* corresponds to the current `${HOSTNAME}`
-* `config/run/common`: are executed
-* `config/run/[HOSTNAME]`: are executed only if *[HOSTNAME]* corresponds to the current `${HOSTNAME}`
+* `config/run/common/after`: are executed after all other actions on all hosts
+* `config/run/[HOSTNAME]/after`: are executed after all other actions only if *[HOSTNAME]* corresponds to the current `${HOSTNAME}`
+* `config/run/common/before`: are executed before all other actions on all hosts
+* `config/run/[HOSTNAME]/before`: are executed before all other actions only if *[HOSTNAME]* corresponds to the current `${HOSTNAME}`
 
 > Pkease note that the `common` namespace is used to share configurations across many hosts, while using a `HOSTNAME` namespace permits to dedicate configurations to a specific host.
 

install.sh

@@ -158,9 +158,16 @@ link_files()
     done
 }
 
+find_scripts()
+{
+    local priority="$1"
+
+    find "$(config_run_dir)" -path "*/$1/*" -and \( -name "*.sh" -or -name "*.bash" \) -executable | sort
+}
+
 run_scripts()
 {
-    local scripts=( $(find_files "$(config_run_dir)") )
+    local scripts=( $@ )
     local msg=""
     local result
 
@@ -198,6 +205,17 @@ if ! is_sourced; then
         esac
     done
 
+    before_scripts=(
+        $(find_scripts "before")
+    )
+
+    if [ 0 -lt "${#before_scripts[@]}" ]; then
+        log "\e[34mRun configuration scripts...\e[0m"
+        run_scripts "${before_scripts[@]}"
+    else
+        log "\e[34mNothing to execute\e[0m"
+    fi
+
     if [ -d "$(config_copy_dir)" ]; then
         log "\e[34mCopy configuration files...\e[0m"
         copy_files
@@ -212,9 +230,13 @@ if ! is_sourced; then
         log "\e[34mNothing to link\e[0m"
     fi
 
-    if [ -d "$(config_run_dir)" ]; then
+    after_scripts=(
+        $(find_scripts "after")
+    )
+
+    if [ 0 -lt "${#after_scripts[@]}" ]; then
         log "\e[34mRun configuration scripts...\e[0m"
-        run_scripts
+        run_scripts "${after_scripts[@]}"
     else
         log "\e[34mNothing to execute\e[0m"
     fi