mirror of
https://github.com/xcat2/xcat-core.git
synced 2025-10-31 19:32:31 +00:00
6ada293424
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@10284 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
94 lines
2.2 KiB
Bash
94 lines
2.2 KiB
Bash
#!/bin/sh
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if [ ! -c /dev/vcs ]; then
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mknod /dev/vcs c 7 0
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fi
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cat >/tmp/foo.sh <<EOF
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#!/bin/sh
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#
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# If no arguments:
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#
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# 1) Start child process to connect as client to master, and re-execute this script to send
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# "installmonitor" to master. Do not wait for child process.
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#
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# 2) Loop forever. For each iteration, start child process as server waiting for a client
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# connection. Once a connection is established, child process re-executes this script to
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# handle request from that particular client.
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#
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if [ \$# -eq 0 ]; then
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xcatdhost="#XCATVAR:XCATMASTER#"
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xcatdport="#TABLE:site:key=xcatiport:value#"
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/usr/bin/nc "\$xcatdhost" "\$xcatdport" -e /tmp/foo.sh install_monitor &
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while true; do
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/usr/bin/nc -l -p 3001 -e /tmp/foo.sh serve_client
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done
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exit 1 # never reached; reboot ends this
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fi
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#
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# If the script was called with the "install_monitor" argument, stdin and stdout are
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# connected to an xCAT daemon on the master. Write the "installmonitor" request to the
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# daemon.
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#
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if [ "\$1" = "install_monitor" ]; then
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cmd=""
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while [ "\$cmd" != "done" ]; do
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read cmd remainder
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if [ "\$cmd" == "ready" ]; then
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echo "installmonitor"
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fi
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done
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exit 0
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fi
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#
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# When execution reaches here, script called with "serve_client" argument, which means
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# stdin and stdout are connected to a client. Read the request from the client, provide
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# the answer to the client, and terminate.
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#
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read cmd arg remainder
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case "\$cmd" in
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# "sh") #TODO: ENABLE IF DEBUG
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# output=\$(eval \$arg \$remainder)
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# echo "\$output"
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# echo "EOO"
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# ;;
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"screendump")
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output=\$(eval chvt \$arg; cat /dev/vcs)
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echo "\$output"
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;;
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"stat")
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sedcmds='/^[^ ]+ +[^ ]+ +install /h; \${ g; s,^[^ ]+ +[^ ]+ +install +([^ ]+) +[^ ]+ ([^ ]+).*,installing \1 \2,; p }'
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output=\$(sed -nre "\$sedcmds" /target/var/log/dpkg.log 2>/dev/null)
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if [ -z "\$output" ]; then
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output="installing prep"
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fi
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echo "\$output"
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;;
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esac
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exit 0
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EOF
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chmod 755 /tmp/foo.sh
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/tmp/foo.sh >/tmp/foo.log 2>&1 &
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exit 0
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