72 lines
1.7 KiB
Diff
72 lines
1.7 KiB
Diff
From 07149fe6bea01026b3ae37afb51b0fa831e9f27a Mon Sep 17 00:00:00 2001
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From: Harald Hoyer <harald@redhat.com>
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Date: Thu, 7 Jan 2016 09:56:36 +0100
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Subject: [PATCH] nbd: add missing generator
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---
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modules.d/95nbd/nbd-generator.sh | 55 ++++++++++++++++++++++++++++++++++++++++
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1 file changed, 55 insertions(+)
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create mode 100755 modules.d/95nbd/nbd-generator.sh
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diff --git a/modules.d/95nbd/nbd-generator.sh b/modules.d/95nbd/nbd-generator.sh
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new file mode 100755
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index 0000000..de52d11
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--- /dev/null
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+++ b/modules.d/95nbd/nbd-generator.sh
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@@ -0,0 +1,55 @@
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+#!/bin/sh
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+
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+type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
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+
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+[ -z "$root" ] && root=$(getarg root=)
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+
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+[ "${root%%:*}" = "nbd" ] || exit 0
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+
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+GENERATOR_DIR="$2"
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+[ -z "$GENERATOR_DIR" ] && exit 1
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+
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+[ -d "$GENERATOR_DIR" ] || mkdir "$GENERATOR_DIR"
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+
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+ROOTFLAGS="$(getarg rootflags)"
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+
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+nroot=${root#nbd:}
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+nbdserver=${nroot%%:*}; nroot=${nroot#*:}
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+nbdport=${nroot%%:*}; nroot=${nroot#*:}
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+nbdfstype=${nroot%%:*}; nroot=${nroot#*:}
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+nbdflags=${nroot%%:*}
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+
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+if [ "$nbdflags" = "$nbdfstype" ]; then
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+ unset nbdflags
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+fi
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+if [ "$nbdfstype" = "$nbdport" ]; then
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+ unset nbdfstype
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+fi
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+
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+[ -n "$nbdflags" ] && ROOTFLAGS="$nbdflags"
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+
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+if getarg "ro"; then
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+ if [ -n "$ROOTFLAGS" ]; then
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+ ROOTFLAGS="$ROOTFLAGS,ro"
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+ else
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+ ROOTFLAGS="ro"
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+ fi
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+fi
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+
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+if [ -n "$nbdfstype" ]; then
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+ ROOTFSTYPE="$nbdfstype"
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+else
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+ ROOTFSTYPE=$(getarg rootfstype=) || unset ROOTFSTYPE
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+fi
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+
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+{
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+ echo "[Unit]"
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+ echo "Before=initrd-root-fs.target"
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+ echo "[Mount]"
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+ echo "Where=/sysroot"
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+ echo "What=/dev/root"
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+ [ -n "$ROOTFSTYPE" ] && echo "Type=${ROOTFSTYPE}"
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+ [ -n "$ROOTFLAGS" ] && echo "Options=${ROOTFLAGS}"
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+} > "$GENERATOR_DIR"/sysroot.mount
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+
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+exit 0
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