adding debian mod layer for initrds

Author: thelamer

.travis.yml

@@ -9,7 +9,7 @@ env:
   global:
     - DEBIAN_FRONTEND="noninteractive"
     - DOCKERHUB_LIVE="netbootxyz/mod-layers"
-    - DOCKER_TAG="ubuntu-18.04"
+    - DOCKER_TAG="debian-10"
 
 jobs:
   include:

Dockerfile

@@ -22,17 +22,17 @@ RUN \
  strip src/curl && \
  echo "**** organize files ****" && \
  mkdir -p \
-	/curlout/bin \
+	/curlout/usr/bin \
 	/curlout/etc/ssl/certs && \
  cp \
 	src/curl \
-	/curlout/bin && \
+	/curlout/usr/bin && \
  cp \
 	/etc/ssl/cert.pem \
         /curlout/etc/ssl/certs/ca-certificates.crt
 
 # final mod layer
-FROM ubuntu:bionic
+FROM debian:buster
 
 # environment settings
 ARG DEBIAN_FRONTEND="noninteractive"
@@ -46,19 +46,18 @@ RUN \
  echo "**** install deps ****" && \
  apt-get update && \
  apt-get install -y \
-	casper \
-	patch \
+        live-boot \
+        patch \
 	rsync && \
- echo "**** patch casper ****" && \
- patch /usr/share/initramfs-tools/scripts/casper < /patch && \
+ echo "**** patch live-boot ****" && \
+ patch /lib/live/boot/9990-mount-http.sh < /patch && \
  echo "**** organize files ****" && \
  mkdir -p \
 	/buildout \
-	/modlayer/scripts && \
- cp \
-	/usr/share/initramfs-tools/scripts/casper \
-	/modlayer/scripts/ && \
+	/modlayer/usr/lib/live/boot && \
  cp -ax \
 	/curlout/* \
-	/modlayer/
-
+	/modlayer/ && \
+ cp \
+	/lib/live/boot/9990-mount-http.sh \
+	/modlayer/usr/lib/live/boot/ 

root/patch

@@ -1,57 +1,14 @@
---- casper	2017-05-14 00:09:40.000000000 +0000
-+++ casper.new	2019-11-16 07:47:52.791003189 +0000
-@@ -33,6 +33,10 @@
- parse_cmdline() {
-     for x in $(cat /proc/cmdline); do
-         case $x in
-+            netboot=*)
-+                export NETBOOT="${x#netboot=}";;
-+            fetch=*)
-+                export URL="${x#fetch=}";;
-             showmounts|show-cow)
-                 export SHOWMOUNTS='Yes' ;;
-             persistent)
-@@ -212,20 +216,34 @@
-         NFSROOT=${ROOTSERVER}:${ROOTPATH}
-     fi
+--- 9990-mount-http.sh	2019-06-14 09:55:07.000000000 +0000
++++ 9990-mount-http.sh.new	2019-11-15 08:38:03.225447344 +0000
+@@ -41,7 +41,10 @@
 
--    [ "$quiet" != "y" ] && log_begin_msg "Trying netboot from ${NFSROOT}"
--
--    if [ "${NETBOOT}" != "nfs" ] && do_cifsmount ; then
--        rc=0
--    elif do_nfsmount ; then
--        NETBOOT="nfs"
--        export NETBOOT
--        rc=0
--    fi
-+    case ${NETBOOT} in
-+        nfs)
-+            [ "$quiet" != "y" ] && log_begin_msg "Trying netboot from ${NFSROOT}"
-+            if do_nfsmount ; then rc=0; fi     ;;
-+        cifs)
-+            [ "$quiet" != "y" ] && log_begin_msg "Trying netboot from ${NFSROOT}"
-+            if do_cifsmount ; then rc=0; fi ;;
-+        http)
-+            [ "$quiet" != "y" ] && log_begin_msg "Trying netboot from ${URL}"
-+            if do_httpmount ; then rc=0; fi ;;
-+    esac
- 
-     [ "$quiet" != "y" ] && log_end_msg
-     return ${rc}
- }
- 
-+do_httpmount() {
-+    rc=1
-+    mkdir -p ${mountpoint}
-+    mount -t tmpfs -o size=`/bin/curl -sI ${URL} | sed -ne '/Content-Length/{s/.*: //;p}'` tmpfs ${mountpoint}
-+    mkdir -p ${mountpoint}/casper
-+    if /bin/curl -L ${URL} -o ${mountpoint}/casper/root.squashfs; then rc=0; fi
-+    if [ ! -z "$(/bin/curl -sI "${URL}".part2 | grep "200 OK\|302 Found" || :)" ]; then
-+        if /bin/curl -L ${URL}.part2 -o ->> ${mountpoint}/casper/root.squashfs; then rc=0; fi
-+    fi
-+    return ${rc}
-+}
-+
- do_nfsmount() {
-     rc=1
-     modprobe "${MP_QUIET}" nfs
+ 							*)
+ 								log_begin_msg "Trying wget ${url} -O ${dest}/$(basename ${url})"
+-								wget "${url}" -O "${dest}/$(basename ${url})"
++								/bin/curl -L "${url}" -o "${dest}/$(basename ${url})"
++								if [ ! -z "$(/bin/curl -sI "${url}".part2 | grep "200 OK\|302 Found" || :)" ]; then
++									/bin/curl -L "${url}".part2 -o ->> "${dest}/$(basename ${url})"
++								fi
+ 								;;
+ 						esac
+ 					else