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+Subject: RFC: Support for vblade persistence
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+Origin: vblade-24-1-g02afd36
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+Upstream-Author: Christoph Biedl <debian.axhn@manchmal.in-ulm.de>
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+Date: Sat Sep 1 18:27:04 2018 +0200
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+
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+ Additionally, a typo fix
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+
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+--- /dev/null
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++++ b/contrib/persistence/vblade-generator
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+@@ -0,0 +1,37 @@
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++#!/bin/sh
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++
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++set -eu
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++
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++SERVICEFILE="/lib/systemd/system/vblade@.service"
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++WANTDIR="$1/vblade.service.wants"
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++
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++CONFIG_DIR=/etc/vblade.conf.d/
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++
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++if [ -d "$CONFIG_DIR" ] ; then
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++ mkdir -p "$WANTDIR"
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++ cd "$CONFIG_DIR"
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++ for CONFIG in *.conf ; do
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++ [ -f "$CONFIG" ] || continue
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++ INSTANCE="$(systemd-escape "${CONFIG%%.conf}")"
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++ LINK="$WANTDIR/vblade@$INSTANCE.service"
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++
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++ sh -n "$CONFIG_DIR$CONFIG" 2>/dev/null || continue
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++
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++ shelf=
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++ slot=
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++ netif=
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++ filename=
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++ options=
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++
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++ . "$CONFIG_DIR$CONFIG"
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++
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++ [ "$netif" ] || continue
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++ [ "$shelf" ] || continue
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++ [ "$slot" ] || continue
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++ [ "$filename" ] || continue
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++
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++ ln -s "$SERVICEFILE" "$LINK"
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++ done
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++fi
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++
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++exit 0
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+--- /dev/null
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++++ b/contrib/persistence/vblade-persistence.txt
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+@@ -0,0 +1,107 @@
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++
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++= VBLADE-PERSISTENCE(5)
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++
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++== NAME
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++
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++vblade-persistence - description of the vblade persistence
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++
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++== DESCRIPTION
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++
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++vblade-persistence uses the files in `/etc/vblade.conf.d/` to manage
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++exports. File names must end in `.conf`. The "instance" name is the
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++file name without `.conf`.
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++
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++The file format is a POSIX shell fragment.
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++
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++The following variables *must* be defined: `netif`, `shelf`, `slot`,
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++and `filename`. See vblade(8) for their meaning. Incomplete
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++configuration files are ignored, so are files that are not a valid
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++shell syntax.
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++
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++Additionally, the following variables may be defined:
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++
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++* `options`
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++
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++Any options as provided by vblade(7).
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++
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++* `ionice`
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++
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++Use these to define an I/O scheduling class and level for that export.
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++The value must be understood by ionice(1).
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++
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++
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++== EXAMPLE
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++
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++----
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++ shelf=14
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++ slot=2
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++ netif=ens3
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++ filename=/dev/mapper/export
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++ options='-r -m 11:22:33:44:55:66,22:33:44:55:66:77 -o 8'
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++ ionice='--class best-effort --classdata 7'
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++----
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++
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++
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++== USAGE
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++
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++=== On systems using systemd
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++
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++Install `vblade-generator` in `/lib/systemd/system-generators/`, and
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++both `vblade.service` and `vblade@.service` in `/lib/systemd/system/`.
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++Enable the vblade service, reload systemd. Additional units for each
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++export should appear, named `vblade@<instance>.service`.
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++
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++=== On systems using SysV init
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++
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++Individual instances may be controlled by providing their name as
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++a second option, e.g.
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++
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++----
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++ /etc/init.d/vblade status demo
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++----
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++
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++Two different init scripts are available:
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++
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++==== `vblade.init.lsb-daemon`
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++
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++Uses LSB functions and daemon(1) program to control the instance.
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++
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++Pros: daemon(1) is a very fine tool for this, providing also respawning
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++and output redirection.
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++
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++==== `vblade.init.daemon`
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++
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++As above, but without using LSB functions.
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++
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++Pros: Should be fairly portable, no thrills.
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++
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++==== Template
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++
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++The template for these scripts is `vblade.init.in`, the actual
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++templating is done using tpage(1p), see `vblade.init.generate`.
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++
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++Support for using Debian's start-stop-daemon has been prepared but
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++requires pid file supprt in vblade to be usable.
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++
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++
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++== BUGS
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++
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++On SysV init systems, the configuration files are always sourced as
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++shell scripts. On systemd systems, the configuration file is just
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++a key/value store without shell expansion.
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++
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++It's a wise idea to run `sh -n` against a configuration file after any
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++modification for basic format validation.
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++
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++
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++== SEE ALSO
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++
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++daemon: <http://www.libslack.org/daemon/>
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++
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++tpage(1p)
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++
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++vblade(8)
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++
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++== AUTHOR
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++
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++Christoph Biedl <sourceforge.bnwi@manchmal.in-ulm.de>
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+--- /dev/null
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++++ b/contrib/persistence/vblade.init.daemon
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+@@ -0,0 +1,191 @@
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++#!/bin/sh
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++
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++PATH=/sbin:/usr/sbin:/bin:/usr/bin
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++DESC="vblade export"
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++NAME=vblade
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++VBLADE="/usr/sbin/$NAME"
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++DAEMON=/usr/bin/daemon
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++IONICE=/usr/bin/ionice
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++PIDDIR="/var/run/vblade/"
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++
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++[ -x "$VBLADE" ] || exit 0
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++[ -x "$DAEMON" ] || exit 0
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++
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++mkdir -p "$PIDDIR"
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++
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++# Emulation of LSB functions
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++VERBOSE=1
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++log_daemon_msg () {
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++ printf '%s ' "$@"
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++}
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++log_end_msg () {
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++ local CODE="$1"
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++ if [ "$CODE" -eq 0 ] ; then
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++ echo '.'
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++ else
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++ echo 'failed!'
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++ fi
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++}
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++
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++# Start a vblade instance
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++#
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++# Return
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++# 0 if daemon has been started
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++# 1 if daemon was already running
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++# 2 if daemon could not be started
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++do_start () {
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++ local INSTANCE="$1"
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++ local CONFIG="$2"
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++
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++ sh -n "$CONFIG" 2>/dev/null || return 2
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++
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++ shelf=
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++ slot=
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++ filename=
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++ netif=
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++ options=
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++ ionice=
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++
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++ . "$CONFIG"
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++
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++ [ "$netif" ] || return 2
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++ [ "$shelf" ] || return 2
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++ [ "$slot" ] || return 2
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++ [ "$filename" ] || return 2
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++
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++ if [ "$ionice" ] ; then
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++ if [ -x "$IONICE" ] ; then
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++ ionice="$IONICE $ionice"
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++ else
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++ ionice=
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++ fi
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++ fi
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++
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++ "$DAEMON" \
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++ --running \
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++ --name "$INSTANCE" \
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++ --pidfiles "$PIDDIR" \
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++ && return 1
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++ $ionice "$DAEMON" \
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++ --respawn \
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++ --name "$INSTANCE" \
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++ --pidfiles "$PIDDIR" \
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++ --output daemon.notice \
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++ --stdout daemon.notice \
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++ --stderr daemon.err -- \
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++ $VBLADE $options $shelf $slot $netif $filename || return 2
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++}
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++
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++# Stop a vblade instance
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++#
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++# Return
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++# 0 if daemon has been stopped
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++# 1 if daemon was already stopped
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++# 2 if daemon could not be stopped
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++# other if a failure occurred
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++do_stop () {
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++ local INSTANCE="$1"
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++
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++ "$DAEMON" \
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++ --running \
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++ --name "$INSTANCE" \
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++ --pidfiles "$PIDDIR" || return 1
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++ "$DAEMON" \
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++ --stop \
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++ --name "$INSTANCE" \
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++ --pidfiles "$PIDDIR" \
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++ --stop || return 2
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++ # Wait until the process is gone
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++ for i in $(seq 1 10) ; do
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++ "$DAEMON" \
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++ --running \
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++ --name "$INSTANCE" \
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++ --pidfiles "$PIDDIR" || return 0
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++ done
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++ return 2
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++}
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++
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++EXIT=0
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++
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++do_action () {
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++ local CONFIG="$1"
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++
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++ INSTANCE="$(basename "${CONFIG%%.conf}")"
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++
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++ case "$ACTION" in
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++ start)
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++ [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$INSTANCE"
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++ do_start "$INSTANCE" "$CONFIG"
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++ case "$?" in
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++ 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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++ 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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++ esac
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++ ;;
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++ stop)
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++ [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$INSTANCE"
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++ do_stop "$INSTANCE"
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++ case "$?" in
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++ 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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++ 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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++ esac
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++ ;;
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++ status)
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++ if "$DAEMON" \
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++ --running \
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++ --name "$INSTANCE" \
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++ --pidfiles "$PIDDIR"
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++ then
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++ echo "$DESC instance $INSTANCE is running"
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++ else
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++ echo "$DESC instance $INSTANCE is not running"
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++ EXIT=1
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++ fi
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++ ;;
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++ restart|force-reload)
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++ log_daemon_msg "Restarting $DESC" "$INSTANCE"
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++ do_stop "$INSTANCE"
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++ case "$?" in
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++ 0|1)
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++ do_start "$INSTANCE" "$CONFIG"
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++ case "$?" in
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++ 0) log_end_msg 0 ;;
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++ *)
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++ # Old process is still running or
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++ # failed to start
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++ log_end_msg 1 ;;
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++ esac
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++ ;;
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++ *)
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++ # Failed to stop
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++ log_end_msg 1
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++ ;;
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++ esac
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++ ;;
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++ *)
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++ echo "Usage: /etc/init.d/vblade {start|stop|status|restart|force-reload} [<export> ...]" >&2
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++ exit 3
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++ ;;
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++ esac
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++}
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++
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++
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++ACTION="$1"
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++shift
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++
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++if [ "$1" ] ; then
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++ while [ "$1" ] ; do
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++ CONFIG="/etc/vblade.conf.d/$1.conf"
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++ if [ -f "$CONFIG" ] ; then
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++ do_action "$CONFIG"
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++ fi
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++ shift
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++ done
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++else
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++ for CONFIG in /etc/vblade.conf.d/*.conf ; do
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++ if [ -f "$CONFIG" ] ; then
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++ do_action "$CONFIG"
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++ fi
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++ done
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++fi
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++
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++exit $EXIT
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+--- /dev/null
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++++ b/contrib/persistence/vblade.init.generate
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+@@ -0,0 +1,24 @@
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++#!/bin/sh
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++
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++set -e
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++
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++TEMPDIR="$(mktemp --directory --tmpdir "vblade.init.generate.$$.XXXXX")"
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++trap "cd / ; rm -rf \"$TEMPDIR\"" EXIT
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++
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++run () {
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++ local OUTPUT="$1"
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++ echo "I: Processing $OUTPUT"
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++ TEMP="$TEMPDIR/$OUTPUT"
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++ shift
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++ tpage "$@" vblade.init.in>"$TEMP"
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++ sh -n "$TEMP"
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++ if [ -f "$OUTPUT" ] && cmp -s "$TEMP" "$OUTPUT" ; then
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++ echo "I: $OUTPUT is fresh"
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++ else
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++ cp "$TEMP" "$OUTPUT"
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++ fi
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++}
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++
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++# run 'vblade.init.debian' --define lsb=1 --define control=ssd
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++run 'vblade.init.lsb-daemon' --define lsb=1 --define control=daemon
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++run 'vblade.init.daemon' --define lsb= --define control=daemon
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+--- /dev/null
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++++ b/contrib/persistence/vblade.init.in
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+@@ -0,0 +1,245 @@
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++#!/bin/sh
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++
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++[% IF lsb -%]
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++### BEGIN INIT INFO
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++# Provides: vblade
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++# Required-Start: $remote_fs $syslog $network
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++# Required-Stop: $remote_fs $syslog $network
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++# Default-Start: 2 3 4 5
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++# Default-Stop: 0 1 6
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++# Short-Description: vblade exports
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++# Description: Manage all vlbade exports defined in
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++# /etc/vblade.conf.d/
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++### END INIT INFO
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++
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++[% END -%]
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++PATH=/sbin:/usr/sbin:/bin:/usr/bin
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++DESC="vblade export"
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++NAME=vblade
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++VBLADE="/usr/sbin/$NAME"
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++[% IF control == 'ssd' -%]
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++[% PERL -%]die ('control=ssd cannot be used as long as vblade as no pidfile support');[% END -%]
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++[% ELSIF control == 'daemon' -%]
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++DAEMON=/usr/bin/daemon
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++[% END -%]
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++IONICE=/usr/bin/ionice
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++PIDDIR="/var/run/vblade/"
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++
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++[ -x "$VBLADE" ] || exit 0
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++[% IF control == 'daemon' -%]
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++[ -x "$DAEMON" ] || exit 0
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++[% END -%]
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++
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++mkdir -p "$PIDDIR"
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++
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++[% IF lsb -%]
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++# Load the VERBOSE setting and other rcS variables
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++. /lib/init/vars.sh
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++
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++# Define LSB functions
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++. /lib/lsb/init-functions
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++[% ELSE -%]
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++# Emulation of LSB functions
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++VERBOSE=1
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++log_daemon_msg () {
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++ printf '%s ' "$@"
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++}
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++log_end_msg () {
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++ local CODE="$1"
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++ if [ "$CODE" -eq 0 ] ; then
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++ echo '.'
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++ else
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++ echo 'failed!'
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++ fi
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++}
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++[% END -%]
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++
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++# Start a vblade instance
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++#
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++# Return
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++# 0 if daemon has been started
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++# 1 if daemon was already running
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++# 2 if daemon could not be started
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++do_start () {
|
|
|
++ local INSTANCE="$1"
|
|
|
++ local CONFIG="$2"
|
|
|
++
|
|
|
++ sh -n "$CONFIG" 2>/dev/null || return 2
|
|
|
++
|
|
|
++ shelf=
|
|
|
++ slot=
|
|
|
++ filename=
|
|
|
++ netif=
|
|
|
++ options=
|
|
|
++ ionice=
|
|
|
++
|
|
|
++ . "$CONFIG"
|
|
|
++
|
|
|
++ [ "$netif" ] || return 2
|
|
|
++ [ "$shelf" ] || return 2
|
|
|
++ [ "$slot" ] || return 2
|
|
|
++ [ "$filename" ] || return 2
|
|
|
++
|
|
|
++ if [ "$ionice" ] ; then
|
|
|
++ if [ -x "$IONICE" ] ; then
|
|
|
++ ionice="$IONICE $ionice"
|
|
|
++ else
|
|
|
++ ionice=
|
|
|
++ fi
|
|
|
++ fi
|
|
|
++
|
|
|
++[% IF control == 'ssd' -%]
|
|
|
++ local PIDFILE="$PIDDIR/$INSTANCE.pid"
|
|
|
++ start-stop-daemon --start --quiet \
|
|
|
++ --pidfile "$PIDFILE" --exec "$VBLADE" --test > /dev/null \
|
|
|
++ || return 1
|
|
|
++ start-stop-daemon --start --quiet \
|
|
|
++ --pidfile "$PIDFILE" \
|
|
|
++ --exec $ionice "$VBLADE" -- \
|
|
|
++ $shelf $slot $netif $filename $options \
|
|
|
++ || return 2
|
|
|
++[% ELSIF control == 'daemon' -%]
|
|
|
++ "$DAEMON" \
|
|
|
++ --running \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" \
|
|
|
++ && return 1
|
|
|
++ $ionice "$DAEMON" \
|
|
|
++ --respawn \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" \
|
|
|
++ --output daemon.notice \
|
|
|
++ --stdout daemon.notice \
|
|
|
++ --stderr daemon.err -- \
|
|
|
++ $VBLADE $options $shelf $slot $netif $filename || return 2
|
|
|
++[% END -%]
|
|
|
++}
|
|
|
++
|
|
|
++# Stop a vblade instance
|
|
|
++#
|
|
|
++# Return
|
|
|
++# 0 if daemon has been stopped
|
|
|
++# 1 if daemon was already stopped
|
|
|
++# 2 if daemon could not be stopped
|
|
|
++# other if a failure occurred
|
|
|
++do_stop () {
|
|
|
++ local INSTANCE="$1"
|
|
|
++
|
|
|
++[% IF control == 'ssd' -%]
|
|
|
++ local PIDFILE="$PIDDIR/$INSTANCE.pid"
|
|
|
++ start-stop-daemon --stop --quiet \
|
|
|
++ --retry=TERM/30/KILL/5 --pidfile "$PIDFILE" --name "$NAME"
|
|
|
++ RETVAL="$?"
|
|
|
++ [ "$RETVAL" = 2 ] && return 2
|
|
|
++ # Many daemons don't delete their pidfiles when they exit.
|
|
|
++ rm -f "$PIDFILE"
|
|
|
++ return "$RETVAL"
|
|
|
++[% ELSIF control == 'daemon' -%]
|
|
|
++ "$DAEMON" \
|
|
|
++ --running \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" || return 1
|
|
|
++ "$DAEMON" \
|
|
|
++ --stop \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" \
|
|
|
++ --stop || return 2
|
|
|
++ # Wait until the process is gone
|
|
|
++ for i in $(seq 1 10) ; do
|
|
|
++ "$DAEMON" \
|
|
|
++ --running \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" || return 0
|
|
|
++ done
|
|
|
++ return 2
|
|
|
++[% END -%]
|
|
|
++}
|
|
|
++
|
|
|
++EXIT=0
|
|
|
++
|
|
|
++do_action () {
|
|
|
++ local CONFIG="$1"
|
|
|
++
|
|
|
++ INSTANCE="$(basename "${CONFIG%%.conf}")"
|
|
|
++
|
|
|
++ case "$ACTION" in
|
|
|
++ start)
|
|
|
++ [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$INSTANCE"
|
|
|
++ do_start "$INSTANCE" "$CONFIG"
|
|
|
++ case "$?" in
|
|
|
++ 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
|
|
|
++ 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
|
|
|
++ esac
|
|
|
++ ;;
|
|
|
++ stop)
|
|
|
++ [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$INSTANCE"
|
|
|
++ do_stop "$INSTANCE"
|
|
|
++ case "$?" in
|
|
|
++ 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
|
|
|
++ 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
|
|
|
++ esac
|
|
|
++ ;;
|
|
|
++ status)
|
|
|
++[% IF lsb -%]
|
|
|
++ status_of_proc -p "$PIDDIR/$INSTANCE.pid" "$VBLADE" "vblade instance $INSTANCE" || EXIT=$?
|
|
|
++[% ELSE -%]
|
|
|
++ if "$DAEMON" \
|
|
|
++ --running \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR"
|
|
|
++ then
|
|
|
++ echo "$DESC instance $INSTANCE is running"
|
|
|
++ else
|
|
|
++ echo "$DESC instance $INSTANCE is not running"
|
|
|
++ EXIT=1
|
|
|
++ fi
|
|
|
++[% END -%]
|
|
|
++ ;;
|
|
|
++ restart|force-reload)
|
|
|
++ log_daemon_msg "Restarting $DESC" "$INSTANCE"
|
|
|
++ do_stop "$INSTANCE"
|
|
|
++ case "$?" in
|
|
|
++ 0|1)
|
|
|
++ do_start "$INSTANCE" "$CONFIG"
|
|
|
++ case "$?" in
|
|
|
++ 0) log_end_msg 0 ;;
|
|
|
++ *)
|
|
|
++ # Old process is still running or
|
|
|
++ # failed to start
|
|
|
++ log_end_msg 1 ;;
|
|
|
++ esac
|
|
|
++ ;;
|
|
|
++ *)
|
|
|
++ # Failed to stop
|
|
|
++ log_end_msg 1
|
|
|
++ ;;
|
|
|
++ esac
|
|
|
++ ;;
|
|
|
++ *)
|
|
|
++ echo "Usage: /etc/init.d/vblade {start|stop|status|restart|force-reload} [<export> ...]" >&2
|
|
|
++ exit 3
|
|
|
++ ;;
|
|
|
++ esac
|
|
|
++}
|
|
|
++
|
|
|
++
|
|
|
++ACTION="$1"
|
|
|
++shift
|
|
|
++
|
|
|
++if [ "$1" ] ; then
|
|
|
++ while [ "$1" ] ; do
|
|
|
++ CONFIG="/etc/vblade.conf.d/$1.conf"
|
|
|
++ if [ -f "$CONFIG" ] ; then
|
|
|
++ do_action "$CONFIG"
|
|
|
++ fi
|
|
|
++ shift
|
|
|
++ done
|
|
|
++else
|
|
|
++ for CONFIG in /etc/vblade.conf.d/*.conf ; do
|
|
|
++ if [ -f "$CONFIG" ] ; then
|
|
|
++ do_action "$CONFIG"
|
|
|
++ fi
|
|
|
++ done
|
|
|
++fi
|
|
|
++
|
|
|
++exit $EXIT
|
|
|
+--- /dev/null
|
|
|
++++ b/contrib/persistence/vblade.init.lsb-daemon
|
|
|
+@@ -0,0 +1,185 @@
|
|
|
++#!/bin/sh
|
|
|
++
|
|
|
++### BEGIN INIT INFO
|
|
|
++# Provides: vblade
|
|
|
++# Required-Start: $remote_fs $syslog $network
|
|
|
++# Required-Stop: $remote_fs $syslog $network
|
|
|
++# Default-Start: 2 3 4 5
|
|
|
++# Default-Stop: 0 1 6
|
|
|
++# Short-Description: vblade exports
|
|
|
++# Description: Manage all vblade exports defined in
|
|
|
++# /etc/vblade.conf.d/
|
|
|
++### END INIT INFO
|
|
|
++
|
|
|
++PATH=/sbin:/usr/sbin:/bin:/usr/bin
|
|
|
++DESC="vblade export"
|
|
|
++NAME=vblade
|
|
|
++VBLADE="/usr/sbin/$NAME"
|
|
|
++DAEMON=/usr/bin/daemon
|
|
|
++IONICE=/usr/bin/ionice
|
|
|
++PIDDIR="/var/run/vblade/"
|
|
|
++
|
|
|
++[ -x "$VBLADE" ] || exit 0
|
|
|
++[ -x "$DAEMON" ] || exit 0
|
|
|
++
|
|
|
++mkdir -p "$PIDDIR"
|
|
|
++
|
|
|
++# Load the VERBOSE setting and other rcS variables
|
|
|
++. /lib/init/vars.sh
|
|
|
++
|
|
|
++# Define LSB functions
|
|
|
++. /lib/lsb/init-functions
|
|
|
++
|
|
|
++# Start a vblade instance
|
|
|
++#
|
|
|
++# Return
|
|
|
++# 0 if daemon has been started
|
|
|
++# 1 if daemon was already running
|
|
|
++# 2 if daemon could not be started
|
|
|
++do_start () {
|
|
|
++ local INSTANCE="$1"
|
|
|
++ local CONFIG="$2"
|
|
|
++
|
|
|
++ sh -n "$CONFIG" 2>/dev/null || return 2
|
|
|
++
|
|
|
++ shelf=
|
|
|
++ slot=
|
|
|
++ filename=
|
|
|
++ netif=
|
|
|
++ options=
|
|
|
++ ionice=
|
|
|
++
|
|
|
++ . "$CONFIG"
|
|
|
++
|
|
|
++ [ "$netif" ] || return 2
|
|
|
++ [ "$shelf" ] || return 2
|
|
|
++ [ "$slot" ] || return 2
|
|
|
++ [ "$filename" ] || return 2
|
|
|
++
|
|
|
++ if [ "$ionice" ] ; then
|
|
|
++ if [ -x "$IONICE" ] ; then
|
|
|
++ ionice="$IONICE $ionice"
|
|
|
++ else
|
|
|
++ ionice=
|
|
|
++ fi
|
|
|
++ fi
|
|
|
++
|
|
|
++ "$DAEMON" \
|
|
|
++ --running \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" \
|
|
|
++ && return 1
|
|
|
++ $ionice "$DAEMON" \
|
|
|
++ --respawn \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" \
|
|
|
++ --output daemon.notice \
|
|
|
++ --stdout daemon.notice \
|
|
|
++ --stderr daemon.err -- \
|
|
|
++ $VBLADE $options $shelf $slot $netif $filename || return 2
|
|
|
++}
|
|
|
++
|
|
|
++# Stop a vblade instance
|
|
|
++#
|
|
|
++# Return
|
|
|
++# 0 if daemon has been stopped
|
|
|
++# 1 if daemon was already stopped
|
|
|
++# 2 if daemon could not be stopped
|
|
|
++# other if a failure occurred
|
|
|
++do_stop () {
|
|
|
++ local INSTANCE="$1"
|
|
|
++
|
|
|
++ "$DAEMON" \
|
|
|
++ --running \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" || return 1
|
|
|
++ "$DAEMON" \
|
|
|
++ --stop \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" \
|
|
|
++ --stop || return 2
|
|
|
++ # Wait until the process is gone
|
|
|
++ for i in $(seq 1 10) ; do
|
|
|
++ "$DAEMON" \
|
|
|
++ --running \
|
|
|
++ --name "$INSTANCE" \
|
|
|
++ --pidfiles "$PIDDIR" || return 0
|
|
|
++ done
|
|
|
++ return 2
|
|
|
++}
|
|
|
++
|
|
|
++EXIT=0
|
|
|
++
|
|
|
++do_action () {
|
|
|
++ local CONFIG="$1"
|
|
|
++
|
|
|
++ INSTANCE="$(basename "${CONFIG%%.conf}")"
|
|
|
++
|
|
|
++ case "$ACTION" in
|
|
|
++ start)
|
|
|
++ [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$INSTANCE"
|
|
|
++ do_start "$INSTANCE" "$CONFIG"
|
|
|
++ case "$?" in
|
|
|
++ 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
|
|
|
++ 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
|
|
|
++ esac
|
|
|
++ ;;
|
|
|
++ stop)
|
|
|
++ [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$INSTANCE"
|
|
|
++ do_stop "$INSTANCE"
|
|
|
++ case "$?" in
|
|
|
++ 0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
|
|
|
++ 2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
|
|
|
++ esac
|
|
|
++ ;;
|
|
|
++ status)
|
|
|
++ status_of_proc -p "$PIDDIR/$INSTANCE.pid" "$VBLADE" "vblade instance $INSTANCE" || EXIT=$?
|
|
|
++ ;;
|
|
|
++ restart|force-reload)
|
|
|
++ log_daemon_msg "Restarting $DESC" "$INSTANCE"
|
|
|
++ do_stop "$INSTANCE"
|
|
|
++ case "$?" in
|
|
|
++ 0|1)
|
|
|
++ do_start "$INSTANCE" "$CONFIG"
|
|
|
++ case "$?" in
|
|
|
++ 0) log_end_msg 0 ;;
|
|
|
++ *)
|
|
|
++ # Old process is still running or
|
|
|
++ # failed to start
|
|
|
++ log_end_msg 1 ;;
|
|
|
++ esac
|
|
|
++ ;;
|
|
|
++ *)
|
|
|
++ # Failed to stop
|
|
|
++ log_end_msg 1
|
|
|
++ ;;
|
|
|
++ esac
|
|
|
++ ;;
|
|
|
++ *)
|
|
|
++ echo "Usage: /etc/init.d/vblade {start|stop|status|restart|force-reload} [<export> ...]" >&2
|
|
|
++ exit 3
|
|
|
++ ;;
|
|
|
++ esac
|
|
|
++}
|
|
|
++
|
|
|
++
|
|
|
++ACTION="$1"
|
|
|
++shift
|
|
|
++
|
|
|
++if [ "$1" ] ; then
|
|
|
++ while [ "$1" ] ; do
|
|
|
++ CONFIG="/etc/vblade.conf.d/$1.conf"
|
|
|
++ if [ -f "$CONFIG" ] ; then
|
|
|
++ do_action "$CONFIG"
|
|
|
++ fi
|
|
|
++ shift
|
|
|
++ done
|
|
|
++else
|
|
|
++ for CONFIG in /etc/vblade.conf.d/*.conf ; do
|
|
|
++ if [ -f "$CONFIG" ] ; then
|
|
|
++ do_action "$CONFIG"
|
|
|
++ fi
|
|
|
++ done
|
|
|
++fi
|
|
|
++
|
|
|
++exit $EXIT
|
|
|
+--- /dev/null
|
|
|
++++ b/contrib/persistence/vblade.service
|
|
|
+@@ -0,0 +1,13 @@
|
|
|
++[Unit]
|
|
|
++Description=vblade exports
|
|
|
++Documentation=man:vblade-persistence(5)
|
|
|
++Documentation=man:vblade(8)
|
|
|
++
|
|
|
++[Service]
|
|
|
++Type=oneshot
|
|
|
++ExecStart=/bin/true
|
|
|
++ExecReload=/bin/true
|
|
|
++RemainAfterExit=on
|
|
|
++
|
|
|
++[Install]
|
|
|
++WantedBy=multi-user.target
|
|
|
+--- /dev/null
|
|
|
++++ b/contrib/persistence/vblade@.service
|
|
|
+@@ -0,0 +1,18 @@
|
|
|
++[Unit]
|
|
|
++Description=vblade instance %I
|
|
|
++SourcePath=/etc/vblade.conf.d/%I.conf
|
|
|
++Documentation=man:vblade(8)
|
|
|
++PartOf=vblade.service
|
|
|
++After=rc-local.service
|
|
|
++
|
|
|
++[Service]
|
|
|
++Type=simple
|
|
|
++Environment="ionice=-c2 -n7"
|
|
|
++EnvironmentFile=/etc/vblade.conf.d/%I.conf
|
|
|
++ExecStart=/usr/bin/ionice $ionice /usr/sbin/vblade $shelf $slot $netif $filename $options
|
|
|
++SyslogIdentifier=vblade
|
|
|
++Restart=always
|
|
|
++RestartSec=10
|
|
|
++
|
|
|
++[Install]
|
|
|
++WantedBy=multi-user.target
|