mirror of https://bitbucket.org/ausocean/av.git
60 lines
1.6 KiB
Bash
Executable File
60 lines
1.6 KiB
Bash
Executable File
#!/bin/bash -e
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# This script launches rv. This is used by the rv.service file that will become
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# a systemd service after using the Makefile install* targets.
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# Check that we have the correct number of arguments passed.
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if [ $# -ne 2 ]; then
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echo "incorrect number of arguments, expected gopath user and binary directory"
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exit 1
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fi
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# This is the user in the GOPATH e.g. for /home/pi/go the user is pi.
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gopath_user=$1
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# This is the dir of the binary from the GOPATH e.g. /src/bitbucket.org/ausocean/av/cmd/rv.
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bin_dir=$2
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# We'll get the bin name from the bin dir (assuming this is same as the bin dir name).
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bin_name=$(basename $bin_dir)
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echo Set kernel parameters:
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# kernel settings to improve performance on Raspberry Pi
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# tell Linux to fork optimistically
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sudo sysctl -w vm.overcommit_memory=1
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# minimize swapping, without disabling it completely
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sudo sysctl -w vm.swappiness=1
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# the following required directories _should_ already exist
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if [ ! -d /var/log/netsender ]; then
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sudo mkdir /var/log/netsender
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chmod guo+rwx /var/log/netsender
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fi
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if [ ! -d /var/netsender ]; then
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sudo mkdir /var/netsender
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chmod guo+rwx /var/netsender
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fi
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# show IP addresses
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echo Our IP addresses:
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sudo ip addr show | grep inet
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# capture stdout and stderr to a secondary log file (just in case)
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exec 2> /var/log/netsender/stream.log
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exec 1>&2
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# Now set all required variables.
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HOME=/home/$gopath_user
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GOPATH=$HOME/go
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RVPATH=$GOPATH$bin_dir
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PATH=$PATH:/usr/local/go/bin:$RVPATH
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cd $RVPATH
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sudo -u $gopath_user HOME=$HOME GOPATH=$GOPATH PATH=$PATH ./$bin_name
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if [ $? -eq 0 ]
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then
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echo "Successfully exited rv"
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exit 0
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else
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echo "rv exited with code: $?" >&2
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exit 1
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fi
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