X-Git-Url: https://iankelling.org/git/?p=automated-distro-installer;a=blobdiff_plain;f=fai-wrapper;h=e54e2d534b229ebb37f790362f0cfc86f83d5736;hp=8b44a6f4013657c2d08ebafbeac3320c887030cf;hb=HEAD;hpb=c8bd51084bc4d90b9653d521e7cb05e17e417d97

diff --git a/fai-wrapper b/fai-wrapper
index 8b44a6f..5efa7f1 100644
--- a/fai-wrapper
+++ b/fai-wrapper
@@ -1,18 +1,50 @@
 #!/bin/bash
+# Copyright (C) 2019 Ian Kelling
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
+# For using some fai commands outside of fai.
+# Usually this is sourced from another script. Note this has
+# paths specific to Ian's machine.
+# to set fai classes, export CLASS_CLASSNAME=true
+# This wrapper can be detected by using this var:
+export FAI_WRAPPER=true
 
-# for using some fai commands outside of fai
 ifclass() {
-    local var=${1/#/CLASS_}
-    [[ $HOSTNAME == $1 || ${!var} ]]
+  local var=${1/#/CLASS_}
+  [[ $HOSTNAME == $1 || ${!var} ]]
+}
+fai-setclass() {
+  for class in "$@"; do
+    # export class vars with CLASS_ in front to avoid name collisions.
+    classes+=" $class"
+    export CLASS_$class=true
+  done
+  classes="${classes# }"
+  export classes
+}
+eval-fai-classfile() {
+  file=$1
+  if [[ ! -s $file ]]; then
+    echo "$0: probably an error: eval-fai-classfile no such file: $file"
+    return 0
+  fi
+  fai-setclass $(bash $file)
 }
 export -f ifclass
-classes=  # used by fcopy
-for x in $(bash /a/bin/fai/config/class/50-host-classes); do
-    # export class vars with CLASS_ in front to avoid name colissions.
-    classes+=" $x"
-    export CLASS_$x=true
-done
-classes="${classes# }"
-export classes
-export FAI_ROOT=/
-export FAI=/a/bin/fai/config
+# DEFAULT is used by fcopy
+classes="DEFAULT $(hostname)"
+export CLASS_DEFAULT=true
+if [[ ! -d $FAI_ROOT ]]; then
+  export FAI_ROOT=/
+fi
+if [[ ! -d $FAI ]]; then
+  if [[ -d /a/bin/fai/fai/config ]]; then
+    export FAI=/a/bin/fai/fai/config
+  else
+    echo "$0: error: could not find directory to set for FAI. currently FAI=$FAI"
+    return 1
+  fi
+fi
+
+eval-fai-classfile $FAI/class/50-host-classes
+eval-fai-classfile $FAI/class/51-multi-boot