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author | Laurent Bercot <ska-skaware@skarnet.org> | 2015-09-23 19:13:22 +0000 |
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committer | Laurent Bercot <ska-skaware@skarnet.org> | 2015-09-23 19:13:22 +0000 |
commit | 047befef9b8ef074d34b05e294d753f6c2751987 (patch) | |
tree | ee0d7329e2abd0b0d24efd14bc25e84f25e48230 /doc/s6-rc-compile.html | |
parent | b7ab058ecf940dc3c6b5a1ce2d45d9bd6bd293fa (diff) | |
download | s6-rc-047befef9b8ef074d34b05e294d753f6c2751987.tar.gz s6-rc-047befef9b8ef074d34b05e294d753f6c2751987.tar.xz s6-rc-047befef9b8ef074d34b05e294d753f6c2751987.zip |
No need for -a in s6-rc -u invocation; remove -X from dryrun print
Diffstat (limited to 'doc/s6-rc-compile.html')
-rw-r--r-- | doc/s6-rc-compile.html | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/doc/s6-rc-compile.html b/doc/s6-rc-compile.html index 8e4b279..51396b3 100644 --- a/doc/s6-rc-compile.html +++ b/doc/s6-rc-compile.html @@ -90,8 +90,9 @@ to operate the database. If neither option is used, then root It is important to <em>only</em> use the <tt>-u</tt> or <tt>-g</tt> options when the user owning the supervision tree is not root. The internal s6-rc mechanisms allow uids and gids specified by those -options to run any program as the user owning the supervision tree; -if that user is root, this becomes an easy avenue for unwanted +options to run any oneshot in the compiled service database as the +user owning the supervision tree; +if that user is root, this becomes an avenue for unwanted privilege gain. Only specify users that have the right to operate the supervision tree! </p> @@ -201,7 +202,8 @@ compiled database in an internal form. <tt>up</tt> will be run when the service is started, and <tt>down</tt> will be executed when the service is stopped. <tt>up</tt> is mandatory, but <tt>down</tt> is optional; if no <tt>down</tt> file is provided in the source definition directory, -then s6-rc will consider that the down transition for this service +then it is treated as the empty script. If a script is empty, +then s6-rc will consider that the corresponding transition for this service does nothing and always succeeds. </li> </ul> @@ -302,10 +304,14 @@ use relative paths, not absolute ones. </p> <p> - Note that you cannot create a <tt>down</tt> file in a generated service + Note that you cannot create a <tt>./down</tt> file for +<a href="http://skarnet.org/software/s6/s6-supervise.html">s6-supervise</a> +in a generated service directory. Even if such a file exists in the definition directory, it will -be ignored. This is intentional: -<a href="s6-rc.html">s6-rc</a> internally uses down files to mark longrun +be ignored - it will not be replicated in the service directory. +This is intentional: +<a href="s6-rc.html">s6-rc</a> internally uses <tt>./down</tt> files in +the service directories it manages, to mark longrun services that are down. </p> @@ -338,9 +344,7 @@ indefinite number of longrun services this way. <li> The first producer may declare a name for the whole pipeline, in its <tt>pipeline-name</tt> file. If it does so, then a bundle is automatically created with -the given name, and it contains all the services in the pipeline (plus the -automatically generated supporting services that open and store the -pipes). </li> +the given name, and it contains all the services in the pipeline. </li> </ul> <p> @@ -357,7 +361,8 @@ detect and reject cycles as well as collisions. </p> <p> - The pipe linking a producer and a consumer is created and stored at run-time in a + The pipe linking a producer with a consumer is created and stored at +run-time in a <a href="http://skarnet.org/software/s6/s6-fdholder-daemon.html">s6-fdholder-daemon</a> instance managed by an automatically generated longrun service named <tt>s6rc-fdholder</tt>. |