98 lines
2.6 KiB
Bash
98 lines
2.6 KiB
Bash
#!/bin/bash
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# piscal manager script
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usage="$(basename "$0") [-h] -d directory_name [-f input_filename|-s] -- script to manage Piscal
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where:
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-h show this help text
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-d working directory name
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-f input filename
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-s job status"
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# http://stackoverflow.com/a/14203146/99492
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# http://wiki.bash-hackers.org/howto/getopts_tutorial
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# Initialize variables:
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base_directory="/home/poprhythm/LeafWeb"
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directory_name=""
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input_filename=""
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task="start" # default task
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pid_filename="piscal.pid"
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out_filename="piscal.out"
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launcher="$base_directory/piscal_launcher.sh"
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while getopts "hd:f:s" opt; do
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#echo "$opt = $OPTARG"
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case "$opt" in
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h )
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echo "$usage"
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exit
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;;
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d )
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directory_name=$OPTARG
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;;
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f )
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input_filename=$OPTARG
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task="start"
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;;
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s )
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task="get_status"
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;;
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\?) printf "illegal option: -%s\n" "$OPTARG" >&2
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echo "$usage" >&2
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exit 1
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;;
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esac
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done
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if [ -z "$directory_name" ]; then
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echo "directory name required (-d)"
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exit 1
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fi
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working_directory="$base_directory/$directory_name"
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if [ ! -d "$working_directory" ]; then
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echo "directory $working_directory not found"
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exit 1
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fi
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if [ "$task" = "start" ]; then
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if [ -z "$input_filename" ]; then
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echo "input filename required (-f)"
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exit 1
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fi
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if [ ! -f "$working_directory/$input_filename" ]; then
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echo "input filename $working_directory/$input_filename not found"
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exit 1
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fi
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command="$launcher -d $working_directory -f $input_filename"
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nohup ${command} > $working_directory/$out_filename 2>&1 &
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# write the PID to a temp file to check for completion later
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echo $! > $working_directory/$pid_filename
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echo started
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elif [ "$task" = "get_status" ]; then
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pid_path="$working_directory/$pid_filename"
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# if the pid doesn't exist, then process never started
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if [ ! -f "$pid_path" ]; then
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echo "no pid file found"
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exit 1
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fi
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pid=$(head -n 1 $pid_path)
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# if the pid exists, check the process status using ps
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if ps -p $pid > /dev/null; then
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# if it is in ps, then it's still running
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echo running
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else
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# otherwise, it is complete, check the output for success/error
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# TODO: examine output for errors, etc
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#cat piscal.out
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if [ ! -d "$working_directory/output" ]; then
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echo "output directory $working_directory/output not found"
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exit 1
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fi
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echo success
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find "$working_directory/output"/*
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fi
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fi |