A way to resolve time drift between dockerVM and OSX

com.kajisaap.boot2docker.timesync.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
        <key>Label</key>
        <string>com.kajisaap.boot2docker.timesync</string>

        <key>ProgramArguments</key>
        <array>
                <string>/usr/local/bin/boot2docker</string>
                <string>ssh</string>
                <string>sudo</string>
                <string>rdate</string>
                <string>-s</string>
                <string>time-nw.nist.gov</string>
        </array>

        <key>StartCalendarInterval</key>
        <array>
          <dict>
            <key>Minute</key>
            <integer>0</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>5</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>10</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>15</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>20</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>25</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>30</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>35</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>40</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>45</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>50</integer>
          </dict>
          <dict>
            <key>Minute</key>
            <integer>55</integer>
          </dict>
        </array>
        <key>RunAtLoad</key>
        <true/>
</dict>
</plist>