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-rw-r--r--parabolaiso/initcpio/hooks/parabolaiso_pxe_http61
1 files changed, 61 insertions, 0 deletions
diff --git a/parabolaiso/initcpio/hooks/parabolaiso_pxe_http b/parabolaiso/initcpio/hooks/parabolaiso_pxe_http
new file mode 100644
index 0000000..97de91f
--- /dev/null
+++ b/parabolaiso/initcpio/hooks/parabolaiso_pxe_http
@@ -0,0 +1,61 @@
+# vim: set ft=sh:
+
+run_hook() {
+ if [[ -n "${ip}" && -n "${parabolaiso_http_srv}" ]]; then
+
+ parabolaiso_http_srv=$(eval echo ${parabolaiso_http_srv})
+ [[ -z "${parabolaiso_http_spc}" ]] && parabolaiso_http_spc="75%"
+
+ mount_handler="parabolaiso_pxe_http_mount_handler"
+ fi
+}
+
+# Fetch a file with CURL
+#
+# $1 URL
+# $2 Destination directory inside httpspace/${parabolaisobasedir}
+_curl_get() {
+ local _url="${1}"
+ local _dst="${2}"
+
+ msg ":: Downloading '${_url}'"
+ if ! curl -L -f -o "/run/parabolaiso/httpspace/${parabolaisobasedir}${_dst}/${_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"
+ launch_interactive_shell
+ fi
+}
+
+parabolaiso_pxe_http_mount_handler () {
+ newroot="${1}"
+
+ msg ":: Mounting /run/parabolaiso/httpspace (tmpfs) filesystem, size='${parabolaiso_http_spc}'"
+ mkdir -p "/run/parabolaiso/httpspace"
+ mount -t tmpfs -o size="${parabolaiso_http_spc}",mode=0755 httpspace "/run/parabolaiso/httpspace"
+
+ local _aitab_url="${parabolaiso_http_srv}${aitab#/run/parabolaiso/bootmnt/}"
+ local _aitab_file="/run/parabolaiso/httpspace/${aitab#/run/parabolaiso/bootmnt/}"
+
+ _curl_get "${_aitab_url}" "/"
+
+ local aitab_img aitab_mnt aitab_arch aitab_sfs_comp aitab_fs_type aitab_fs_size
+ while read aitab_img aitab_mnt aitab_arch aitab_sfs_comp aitab_fs_type aitab_fs_size; do
+ [[ "${aitab_img#\#}" != "${aitab_img}" ]] && continue
+ [[ "${aitab_arch}" != "any" && "${aitab_arch}" != "${arch}" ]] && continue
+ if [[ "${aitab_fs_type}" != "none" ]]; then
+ _curl_get "${parabolaiso_http_srv}${parabolaisobasedir}/${aitab_arch}/${aitab_img}.fs.sfs" "/${aitab_arch}"
+ else
+ _curl_get "${parabolaiso_http_srv}${parabolaisobasedir}/${aitab_arch}/${aitab_img}.sfs" "/${aitab_arch}"
+ fi
+ done < "${_aitab_file}"
+
+ if [[ "${checksum}" == "y" ]]; then
+ _curl_get "${parabolaiso_http_srv}${parabolaisobasedir}/checksum.${arch}.md5" "/"
+ fi
+
+ mkdir -p "/run/parabolaiso/bootmnt"
+ mount -o bind /run/parabolaiso/httpspace /run/parabolaiso/bootmnt
+
+ parabolaiso_mount_handler ${newroot}
+}