Mercurial > bottledash

annotate contrib/dashboardctl @ 35:295e3253bb49

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Wait for bottledash to get ready after starting it
author Gernot Schulz <gernot@intevation.de>
date Mon, 19 Oct 2015 13:30:30 +0200
parents 7162616389a5
children 1e084c23d101
rev   line source
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1 #!/usr/bin/env sh
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2
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3 export DISPLAY=":0.0"
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4
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5 OLDDB=/home/pi/incoming_dbs/tech_intern.db
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6 NEWDB=/home/pi/incoming_dbs/tech_intern.db.new
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7
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8 BOTTLEDASH_PID="$HOME/bottledash.pid"
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9 BOTTLEDASH_LOG="$HOME/bottledash.log"
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10 CHROMIUM_PID="$HOME/chromium.pid"
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11 CHROMIUM_LOG="$HOME/chromium.log"
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12
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13 usage () {
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14 cat << EOF
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15 Usage: $0 [COMMAND]
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16
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17 Commands:
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18 --restart-bd Restart Bottledash
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19 --reload-browser Reload dashboard/browser
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20 --reload Restart Bottledash and reload the dashboard/browser
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21 --check-db Check if a new DB is available
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22 --smart-reload If a new DB is available, restart Bottledash and reload
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23 the dashboard/browser
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24 -h, --help This help
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25 EOF
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26 }
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27
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28 start_bottledash () {
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29 # taken from start-bottledash-hohup
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30 nohup python3 /home/pi/bottledash/dash.py 2>&1 > $BOTTLEDASH_LOG &
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31 echo $! > $BOTTLEDASH_PID
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32 sleep 10
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33 }
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34
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35 stop_bottledash () {
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36 kill $(cat $BOTTLEDASH_PID)
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37 }
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38
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39 start_chromium () {
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40 # taken from show-dashboard
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41 rm -R $HOME/.cache/chromium/Default/Cache/
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42 DISPLAY=:0.0 nohup chromium --new --noerrdialogs --kiosk \
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43 http://localhost:8080 2>&1 > $CHROMIUM_LOG &
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44 echo $! > $CHROMIUM_PID
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45 }
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47
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48 stop_chromium () {
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49 kill $(cat $CHROMIUM_PID)
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50 }
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51
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52 xdo_reload_chromium () {
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53 # Start Chromium if necessary
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54 if [ -f "$BOTTLEDASH_PID" ] && [ -d /proc/$(cat "$CHROMIUM_PID") ]; then
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55 # Send F5 to Chromium
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56 WID=$(xdotool search --onlyvisible --class chromium | head -1)
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57 xdotool windowactivate ${WID}
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58 xdotool key F5
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59 else
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60 start_chromium
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61 fi
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62 }
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63
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64 check_new_db () {
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65 if [ ! -f "$NEWDB" ]; then
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66 echo 0 ; return
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67 fi
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68 OLDSIZE=$(md5sum $OLDDB | awk '{print $1}')
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69 NEWSIZE=$(md5sum $NEWDB | awk '{print $1}')
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70 if [ "$OLDSIZE" != "$NEWSIZE" ]; then
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71 echo 1
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72 else
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73 echo 0
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74 fi
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75 }
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76
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77 update_db () {
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78 if [ $(check_new_db) -eq 1 ]; then
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79 mv "$NEWDB" "$OLDDB"
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80 fi
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81 }
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82
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83 case $1 in
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84 '--restart-bd')
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85 stop_bottledash
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86 start_bottledash
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87 ;;
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88 '--reload-browser')
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89 xdo_reload_chromium
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90 ;;
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91 '--reload')
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92 stop_bottledash
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93 start_bottledash
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94 xdo_reload_chromium
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95 ;;
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96 '--check-db')
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97 check_new_db
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98 ;;
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99 '--smart-reload')
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100 if [ $(check_new_db) -eq 1 ]; then
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101 update_db
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102 stop_bottledash
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103 start_bottledash
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104 sleep 10
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105 xdo_reload_chromium
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106 fi
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107 ;;
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108 '-h'|'--help')
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109 usage
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110 exit 0
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111 ;;
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112 *)
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113 echo "ERROR: unknown command: $1" >&2
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114 usage
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115 exit 2
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116 ;;
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117 esac
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118
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119 # vim: set ft=sh :
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