From f489ac19a69cf9cb3081e7f289ff362c84e1bf0e Mon Sep 17 00:00:00 2001
From: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>
Date: Sat, 3 Dec 2011 17:45:45 -0300
Subject: [archiso] Cleanup: pxe_curl: Remove download-iso-loopback support.

This was the first implementation that downloads the complete ISO,
but now we have the posibility of download only needed *.sfs files.

Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>
---
 archiso/hooks/archiso_pxe_curl | 54 +++++++++++++++---------------------------
 1 file changed, 19 insertions(+), 35 deletions(-)

diff --git a/archiso/hooks/archiso_pxe_curl b/archiso/hooks/archiso_pxe_curl
index 858bacb..8f3711c 100644
--- a/archiso/hooks/archiso_pxe_curl
+++ b/archiso/hooks/archiso_pxe_curl
@@ -13,13 +13,13 @@ run_hook() {
 # Fetch a file with CURL
 #
 # $1 URL
-# $2 Destination directory inside curlspace
+# $2 Destination directory inside curlspace/${archisobasedir}
 _curl_get() {
     local _url="${1}"
     local _dst="${2}"
 
     msg ":: Downloading '${_url}'"
-    if ! curl -f -o "/run/archiso/curlspace/${_dst}/${_url##*/}" --create-dirs "${_url}"; then
+    if ! curl -f -o "/run/archiso/curlspace/${archisobasedir}${_dst}/${_url##*/}" --create-dirs "${_url}"; then
         echo "ERROR: Downloading '${_url}'"
         echo "   Falling back to interactive prompt"
         echo "   You can try to fix the problem manually, log out when you are finished"
@@ -34,44 +34,28 @@ archiso_pxe_curl_mount_handler () {
     mkdir -p "/run/archiso/curlspace"
     mount -t tmpfs -o size="${curlspace_size}",mode=0755 curlspace "/run/archiso/curlspace"
 
-    # Check if URL ends in /
-    if [[ "${archiso_curl_url}" != "${archiso_curl_url%/}" ]]; then
+    local _aitab_url="${archiso_curl_url}${aitab#/run/archiso/bootmnt/}"
+    local _aitab_file="/run/archiso/curlspace/${aitab#/run/archiso/bootmnt/}"
 
-        local _aitab_url="${archiso_curl_url}${aitab#/run/archiso/bootmnt/}"
-        local _aitab_file="/run/archiso/curlspace/${aitab#/run/archiso/bootmnt/}"
+    _curl_get "${_aitab_url}" "/"
 
-        _curl_get "${_aitab_url}" "${archisobasedir}"
-
-        local aitab_img aitab_mnt aitab_arch aitab_sfs_comp aitab_fs_type aitab_fs_size
-        while read aitab_img aitab_mnt aitab_arch aitab_sfs_comp aitab_fs_type aitab_fs_size; do
-            [[ "${aitab_img#\#}" != "${aitab_img}" ]] && continue
-            [[ "${aitab_arch}" != "any" && "${aitab_arch}" != "${arch}" ]] && continue
-            if [[ "${aitab_fs_type}" != "none" ]]; then
-                _curl_get "${archiso_curl_url}${archisobasedir}/${aitab_arch}/${aitab_img}.fs.sfs" "${archisobasedir}/${aitab_arch}"
-            else
-                _curl_get "${archiso_curl_url}${archisobasedir}/${aitab_arch}/${aitab_img}.sfs" "${archisobasedir}/${aitab_arch}"
-            fi
-        done < "${_aitab_file}"
-
-        if [[ "${checksum}" == "y" ]]; then
-            _curl_get "${archiso_curl_url}${archisobasedir}/checksum.${arch}.md5" "${archisobasedir}"
+    local aitab_img aitab_mnt aitab_arch aitab_sfs_comp aitab_fs_type aitab_fs_size
+    while read aitab_img aitab_mnt aitab_arch aitab_sfs_comp aitab_fs_type aitab_fs_size; do
+        [[ "${aitab_img#\#}" != "${aitab_img}" ]] && continue
+        [[ "${aitab_arch}" != "any" && "${aitab_arch}" != "${arch}" ]] && continue
+        if [[ "${aitab_fs_type}" != "none" ]]; then
+            _curl_get "${archiso_curl_url}${archisobasedir}/${aitab_arch}/${aitab_img}.fs.sfs" "/${aitab_arch}"
+        else
+            _curl_get "${archiso_curl_url}${archisobasedir}/${aitab_arch}/${aitab_img}.sfs" "/${aitab_arch}"
         fi
+    done < "${_aitab_file}"
 
-        mkdir -p "/run/archiso/bootmnt"
-        mount -o bind /run/archiso/curlspace /run/archiso/bootmnt
-    else
-        local _dev_loop
+    if [[ "${checksum}" == "y" ]]; then
+        _curl_get "${archiso_curl_url}${archisobasedir}/checksum.${arch}.md5" "/"
+    fi
 
-        _curl_get "${archiso_curl_url}" "/"
+    mkdir -p "/run/archiso/bootmnt"
+    mount -o bind /run/archiso/curlspace /run/archiso/bootmnt
 
-        _dev_loop=$(losetup -f)
-        if ! losetup "${_dev_loop}" "/run/archiso/curlspace/${archiso_curl_url##*/}"; then
-            echo "ERROR: Setting loopback device '${_dev_loop}'"
-            echo "   for file '/run/archiso/curlspace/${archiso_curl_url##*/}'"
-            echo "   Falling back to interactive prompt"
-            echo "   You can try to fix the problem manually, log out when you are finished"
-            launch_interactive_shell
-        fi
-    fi
     archiso_mount_handler ${newroot}
 }
-- 
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