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annotate contrib/dashboardctl @ 37:58ca5b1d33a5

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Add copyright info
author Gernot Schulz <gernot@intevation.de>
date Tue, 20 Oct 2015 08:22:26 +0200
parents 1e084c23d101
children 3fc74bcbd2cf
rev   line source
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1 #!/usr/bin/env sh
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2
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3 # -------------------------------------------------------------------
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4 # Copyright (C) 2015 by Intevation GmbH
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5 # Author(s):
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6 # Gernot Schulz <gernot.schulz@intevation.de>
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7
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8 export DISPLAY=":0.0"
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9
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10 OLDDB=/home/pi/incoming_dbs/tech_intern.db
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11 NEWDB=/home/pi/incoming_dbs/tech_intern.db.new
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12
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13 BOTTLEDASH_PID="$HOME/bottledash.pid"
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14 BOTTLEDASH_LOG="$HOME/bottledash.log"
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15 CHROMIUM_PID="$HOME/chromium.pid"
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16 CHROMIUM_LOG="$HOME/chromium.log"
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17
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18 usage () {
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19 cat << EOF
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20 Usage: $0 [COMMAND]
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21
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22 Commands:
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23 --start Start Bottledash and the dashboard/browser
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24 --stop Stop Bottledash and the dashboard/browser
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25 --reload Restart Bottledash and reload the dashboard/browser
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26 --smart-reload If a new DB is available, restart Bottledash and reload
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27 the dashboard/browser
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28 --restart-bd Restart Bottledash
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29 --reload-browser Reload dashboard/browser
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30 --check-db Check if a new DB is available
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31 -h, --help This help
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32 EOF
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33 }
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34
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35 start_bottledash () {
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36 # taken from start-bottledash-hohup
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37 nohup python3 /home/pi/bottledash/dash.py 2>&1 > $BOTTLEDASH_LOG &
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38 echo $! > $BOTTLEDASH_PID
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39 sleep 10
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40 }
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41
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42 stop_bottledash () {
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43 kill $(cat $BOTTLEDASH_PID)
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44 }
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45
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46 start_chromium () {
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47 # taken from show-dashboard
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48 rm -R $HOME/.cache/chromium/Default/Cache/
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49 DISPLAY=:0.0 nohup chromium --new --noerrdialogs --kiosk \
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50 http://localhost:8080 2>&1 > $CHROMIUM_LOG &
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51 echo $! > $CHROMIUM_PID
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52 }
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55 stop_chromium () {
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56 kill $(cat $CHROMIUM_PID)
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57 }
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59 xdo_reload_chromium () {
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60 # Start Chromium if necessary
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61 if [ -f "$BOTTLEDASH_PID" ] && [ -d /proc/$(cat "$CHROMIUM_PID") ]; then
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62 # Send F5 to Chromium
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63 WID=$(xdotool search --onlyvisible --class chromium | head -1)
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64 xdotool windowactivate ${WID}
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65 xdotool key F5
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66 else
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67 start_chromium
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68 fi
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69 }
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70
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71 check_new_db () {
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72 if [ ! -f "$NEWDB" ]; then
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73 echo 0 ; return
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74 fi
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75 OLDSIZE=$(md5sum $OLDDB | awk '{print $1}')
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76 NEWSIZE=$(md5sum $NEWDB | awk '{print $1}')
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77 if [ "$OLDSIZE" != "$NEWSIZE" ]; then
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78 echo 1
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79 else
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80 echo 0
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81 fi
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82 }
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83
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84 update_db () {
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85 if [ $(check_new_db) -eq 1 ]; then
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86 mv "$NEWDB" "$OLDDB"
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87 fi
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88 }
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89
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90 case $1 in
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91 '--start')
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92 start_bottledash
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93 start_chromium
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94 ;;
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95 '--stop')
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96 stop_bottledash
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97 stop_chromium
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98 ;;
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99 '--restart-bd')
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100 stop_bottledash
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101 start_bottledash
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102 ;;
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103 '--reload-browser')
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104 xdo_reload_chromium
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105 ;;
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106 '--reload')
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107 stop_bottledash
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108 start_bottledash
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109 xdo_reload_chromium
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110 ;;
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111 '--check-db')
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112 check_new_db
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113 ;;
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114 '--smart-reload')
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115 if [ $(check_new_db) -eq 1 ]; then
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116 update_db
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117 stop_bottledash
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118 start_bottledash
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119 sleep 10
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120 xdo_reload_chromium
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121 fi
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122 ;;
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123 '-h'|'--help')
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124 usage
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125 exit 0
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126 ;;
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127 *)
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128 echo "ERROR: unknown command: $1" >&2
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129 usage
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130 exit 2
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131 ;;
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132 esac
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133
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134 # vim: set ft=sh :
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