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git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@3 af4574ff-66df-0310-9fd7-8a98e5e911e0
84 lines
2.6 KiB
XML
84 lines
2.6 KiB
XML
<sect2>
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<title>Contents</title>
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<para>The daemontools package contains <userinput>svscanboot svscan
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supervise svc svok svstat fghack pgrphack readproctitle multilog tai64n
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tai64nlocal setuidgid envuidgid envdir softlimit</userinput> and
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<userinput>setlock</userinput>. More detailed descriptions of these
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commands may be found at http://cr.yp.to/daemontools.html.</para>
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</sect2>
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<sect2><title>Description</title>
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<sect3><title>svscanboot</title>
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<para>svscanboot is simply a script that calls svscan and pipes its output
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to readproctitle.</para></sect3>
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<sect3><title>svscan</title>
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<para>svscan checks the service directory for daemons to run and starts
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a supervise process for each run script that it finds.</para></sect3>
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<sect3><title>supervise</title>
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<para>supervise runs the run script passed to it by svscan and monitors
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the process the script starts so that if it dies, supervise restarts it.
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</para></sect3>
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<sect3><title>svc</title>
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<para>svc sends signals to processes being run under supervise.
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</para></sect3>
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<sect3><title>svok</title>
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<para>svok checks to see that supervise is running in the directory
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passed to it.</para></sect3>
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<sect3><title>svstat</title>
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<para>svstat prints the status of processes monitored by supervise.
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</para></sect3>
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<sect3><title>fghack</title>
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<para>fghack prevents processes from putting themselves into the
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background.</para></sect3>
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<sect3><title>pgrphack</title>
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<para>pgrphack runs a process in a separate process group.</para>
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</sect3>
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<sect3><title>readproctitle</title>
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<para>readproctitle displays log entries in the output of ps.</para>
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</sect3>
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<sect3><title>multilog</title>
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<para>multilog is a logging program. It takes output from a daemon and
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appends it to any number of logs.</para></sect3>
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<sect3><title>tai64n</title>
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<para>tai64n is a timestamp generating program.</para></sect3>
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<sect3><title>tai64nlocal</title>
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<para>tai64nlocal converts output of tai64n into a human readable
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format.</para></sect3>
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<sect3><title>setuidgid</title>
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<para>setuidgid runs a specified program under a given account's uid
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and gid.</para></sect3>
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<sect3><title>envuidgid</title>
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<para>envuidgid performs the same function as setuidgid, but sets
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environment variables $UID and $GID equal to the uid and gid of the
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account specified.</para></sect3>
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<sect3><title>envdir</title>
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<para>envdir runs a given program with environment variables specified
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by files in a directory.</para></sect3>
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<sect3><title>softlimit</title>
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<para>softlimit allows resource limits to be set for a given program.
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</para></sect3>
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<sect3><title>setlock</title>
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<para>setlock locks a file and runs a program.</para></sect3>
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</sect2>
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