a job launcher

passes most settings through environment variables

myth-launch-user-job.sh

@@ -0,0 +1,59 @@
+#!/bin/bash
+## Usage: myth-launch-user-job.sh script chanid starttime <optional args>
+## export variables to subsequent commands
+set -a
+script="$1"
+chanid="$2"
+starttime="$3"
+shift; shift; shift;
+A1=$1;A2=$2;A3=$3;A4=$4;A5=$5;A6=$6;A7=$7;A8=$8;A9=$9;
+
+# set defaults
+debug=${debug:-"eval"}
+ffmpeg=${ffmpeg:-"/usr/local/bin/ffmpeg"}
+recordingsdir=${recordingsdir:-"/var/lib/mythtv/recordings"}
+if test -z "$TMP"; then
+    TMP="/mnt/lvraid5"
+fi
+workdir=${workdir:-"$TMP/ffmpeg-cut-list.d"}
+destdir=${destdir:-"$recordingsdir"}
+logdir=${logdir:-"$workdir"}
+logfile="$logdir/user-job-${chanid}-${starttime}.log"
+
+if ! test -d $logdir; then
+    mkdir -p $logdir;
+fi
+
+cmd="ionice -c 3 $script $chanid $starttime 2>> $logfile >> $logfile"
+
+cat <<EOF >> $logfile
+
+date: $(date)
+\$*: $*
+script: $script
+chanid: $chanid
+starttime: $starttime
+optional arguments passed through environment
+A1: $A1
+A2: $A2
+A3: $A3
+A4: $A4
+A5: $A5
+A6: $A6
+A7: $A7
+A8: $A8
+A9: $A9
+
+debug: $debug
+ffmpeg: $ffmpeg
+recordingsdir: $recordingsdir
+TMP: $TMP
+workdir: $workdir
+destdir: $destdir
+logdir: $logdir
+logfile: $logfile
+
+cmd: $cmd
+EOF
+
+$debug $cmd