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release-notes/rl-2009: amend bitcoind incompatibility

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1000101 2020-07-29 12:36:17 +02:00
parent 8649a86884
commit 89b9c3ab92
1 changed files with 30 additions and 9 deletions
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39
nixos/doc/manual/release-notes/rl-2009.xml
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@ -539,21 +539,42 @@ systemd.services.nginx.serviceConfig.ReadWritePaths = [ "/var/www" ];
to be used for every display-manager in NixOS.
</para>
</listitem>
<listitem>
<listitem>
<para>
The <literal>bitcoind</literal> module has changed to multi-instance, using submodules.
Therefore, it is now mandatory to name each instance, e.g.:
Therefore, it is now mandatory to name each instance.
To use this new multi-instance config with an existing bitcoind data directory and user,
you have to adjust the original config, e.g.:
<programlisting>
services.bitcoind = {
enable = true;
};
services.bitcoind = {
enable = true;
extraConfig = "...";
...
};
</programlisting>
requires a name now:
To something similar:
<programlisting>
services.bitcoind."example-mainnet" = {
enable = true;
};
services.bitcoind.mainnet = {
enable = true;
dataDir = "/var/lib/bitcoind";
user = "bitcoin";
extraConfig = "...";
...
};
</programlisting>
The key settings are:
<itemizedlist>
<listitem>
<para>
<literal>dataDir</literal> - to continue using the same data directory.
</para>
</listitem>
<listitem>
<para>
<literal>user</literal> - to continue using the same user so that bitcoind maintains access to its files.
</para>
</listitem>
</itemizedlist>
</para>
</listitem>
</itemizedlist>