Use "online" hook to handle anaconda network root devices

replace anaconda{nfs,url}root with anaconda-netroot.sh
fix up the arg parsing accordingly

1 files changed, 42 insertions, 0 deletions

diff --git a/dracut/anaconda-netroot.sh b/dracut/anaconda-netroot.sh
new file mode 100755
index 000000000..8ca66b5f0
--- /dev/null
+++ b/dracut/anaconda-netroot.sh
@@ -0,0 +1,42 @@
+#!/bin/bash
+# network root script for anaconda.
+# runs in the "online" hook, every time an interface comes online.
+
+command -v getarg >/dev/null || . /lib/dracut-lib.sh
+
+# get repo and root info
+[ -e /tmp/root.info ] && . /tmp/root.info
+repo=$(getarg repo= inst.repo=)
+
+# no repo? non-net root? we're not needed here.
+[ "$root" = "anaconda-net" ] && [ -n "$repo" ] || return 0
+
+# get network/kickstart info
+[ -e /tmp/ks.info ] && . /tmp/ks.info
+# user requested a specific network device, but this isn't it - bail out
+[ -n "$ksdevice" ] && [ "$ksdevice" != "$netif" ] && return 0
+
+command -v config_get >/dev/null || . /lib/anaconda-lib.sh
+
+case $repo in
+    nfs*)
+        . /lib/nfs-lib.sh
+        info "anaconda mounting NFS repo at $repo"
+        mount_nfs "$repo" "$repodir" "$netif" || warn "Couldn't mount $repo"
+        anaconda_live_root_dir $repodir
+    ;;
+    http*|ftp*)
+        . /lib/url-lib.sh
+        info "anaconda fetching installer from $repo"
+        treeinfo=$(fetch_url $repo/.treeinfo) && \
+          stage2=$(config_get stage2 mainimage < $treeinfo)
+        if [ -z "$stage2" ]; then
+            warn "can't find installer mainimage path in .treeinfo"
+            stage2="LiveOS/squashfs.img"
+        fi
+        runtime=$(fetch_url $repo/$stage2) && /sbin/dmsquash-live-root $runtime
+    ;;
+    *)
+        warn "unknown network repo URL: $repo"
+    ;;
+esac