zzz_main_fct.sh: splitted in 3 files, chroot.sh, command_line.sh and loaders.sh

2022-01-27 13:15:41 +01:00
parent cac22ef2da
commit baac34cb85
4 changed files with 151 additions and 128 deletions
--- a/lib/loaders.sh
+++ b/lib/loaders.sh
@@ -0,0 +1,104 @@
+# ------------------------------------------------------------------------------
+# Loaders for conf and prepost functions
+# This file is part of the init.sh project
+# Copyright (c) 2019-2021 Geoffray Levasseur <fatalerrors@geoffray-levasseur.org>
+# ------------------------------------------------------------------------------
+# This file is distributed under 3-clause BSD license.
+# The complete license agreement can be obtained at:
+# https://opensource.org/licenses/BSD-3-Clause
+# ------------------------------------------------------------------------------
+
+
+# ------------------------------------------------------------------------------
+# Automatically load system specific configuration if file exist in the
+# following order:
+#   1) auto/arch.conf.sh
+#   2) auto/distro.conf.sh
+#   3) auto/distro-arch.conf.sh
+#   4) auto/distro-version.conf.sh
+#   5) auto/distro-codename.conf.sh (if sys_code defined)
+#   6) auto/distro-version-arch.conf.sh
+#   7) auto/distro-codename-arch.conf.sh (if sys_code defined)
+load_autoconf()
+{
+    local prefix="$MYPATH/conf/auto"
+
+    if [[ -e $prefix/$SYS_ARCH.conf.sh ]]; then
+        . $prefix/$SYS_ARCH.conf.sh
+    fi
+    if [[ -e $prefix/$SYS_DIST.conf.sh ]]; then
+        . $prefix/$SYS_DIST.conf.sh
+    fi
+    if [[ -e $prefix/$SYS_DIST-$SYS_ARCH.conf.sh ]]; then
+        . $prefix/$SYS_DIST-$SYS_ARCH.conf.sh
+    fi
+    if [[ -e $prefix/$SYS_DIST-$SYS_VER.conf.sh ]]; then
+        . $prefix/$SYS_DIST-$SYS_VER.conf.sh
+    fi
+    if [[ -n $SYS_CODE && -e $prefix/$SYS_DIST-$SYS_CODE.conf.sh ]]; then
+        . $prefix/$SYS_DIST-$SYS_CODE.conf.sh
+    fi
+    if [[ -e $prefix/$SYS_DIST-$SYS_VER-$SYS_ARCH.conf.sh ]]; then
+        . $prefix/$SYS_DIST-$SYS_VER-$SYS_ARCH.conf.sh
+    fi
+    if [[ -n $SYS_CODE && -e $prefix/$SYS_DIST-$SYS_CODE-$SYS_ARCH.conf.sh ]]; then
+        . $prefix/$SYS_DIST-$SYS_CODE-$SYS_ARCH.conf.sh
+    fi
+
+    unset prefix
+}
+export -f load_autoconf
+
+
+# ------------------------------------------------------------------------------
+# Load configuration with the following priorities:
+#   1) Those given on command line, if any
+#   2) <workingdir>/conf/<hostname>.conf   (Hostname based and specific)
+#   3) <workingdir>/conf/init.conf.sh      (Generic default)
+load_configuration()
+{
+    if [[ -n $CONFFILES ]]; then
+        local f=
+        for f in $CONFFILES; do
+            prnt I "Loading $f manually specified."
+            if [[ -s $f ]]; then
+                . $f
+            else
+                prnt E "The $f file doesn't exists or is empty."
+                die 6 --force
+            fi
+        done
+        unset f
+    else
+        prnt I "Loading configuration..."
+        if [[ -e $MYPATH/conf/$HOSTNAME.conf.sh ]]; then
+            prnt I "A specific configuration will be used."
+            . $MYPATH/conf/$HOSTNAME.conf.sh
+        else
+            if [[ -e $MYPATH/conf/init.conf.sh ]]; then
+                prnt I "A generic configuration will be used."
+                . $MYPATH/conf/init.conf.sh
+            else
+                prnt E "No configuration found, impossible to continue."
+                die 6 --force
+            fi
+        fi
+    fi
+}
+export -f load_configuration
+
+
+# ------------------------------------------------------------------------------
+# Load pre and post actions for package manager
+load_prepost_actions()
+{
+    local prepost=
+    for prepost in $MYPATH/prepost.d/*.sh; do
+        prnt I "Loading prepost actions in $prepost ..."
+        . $prepost
+    done
+    unset prepost
+}
+export -f load_prepost_actions
+
+# EOF