[ee000c3d] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[8dcdaf3] | 7 | <!ENTITY fuse3-download-http "https://github.com/libfuse/libfuse/releases/download/fuse-&fuse3-version;/fuse-&fuse3-version;.tar.xz">
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[81060947] | 8 | <!ENTITY fuse3-download-ftp " ">
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[60e8d690] | 9 | <!ENTITY fuse3-md5sum "2abc81e1e75c872ecbbb97eb945c408d">
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| 10 | <!ENTITY fuse3-size "4.4 MB">
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| 11 | <!ENTITY fuse3-buildsize "232 MB (with tests and documentation)">
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[c1be7853] | 12 | <!ENTITY fuse3-time "0.2 SBU (add 0.3 SBU for tests)">
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[ee000c3d] | 13 | ]>
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| 14 |
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[81060947] | 15 | <sect1 id="fuse3" xreflabel="Fuse-&fuse3-version;">
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[ee000c3d] | 16 | <?dbhtml filename="fuse.html"?>
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| 17 |
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| 18 |
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[81060947] | 19 | <title>Fuse-&fuse3-version;</title>
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[ee000c3d] | 20 |
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[81060947] | 21 | <indexterm zone="fuse3">
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[2630345] | 22 | <primary sortas="a-fuse-3">Fuse 3</primary>
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[ee000c3d] | 23 | </indexterm>
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| 24 |
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| 25 | <sect2 role="package">
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| 26 | <title>Introduction to Fuse</title>
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| 27 |
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| 28 | <para>
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| 29 | <application>FUSE</application> (Filesystem in Userspace) is a simple
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| 30 | interface for userspace programs to export a virtual filesystem to the
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| 31 | Linux kernel. <application>Fuse</application> also aims to provide a
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| 32 | secure method for non privileged users to create and mount their own
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| 33 | filesystem implementations.
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| 34 | </para>
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| 35 |
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[15445ab] | 36 | &lfs113_checked;
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[ee000c3d] | 37 |
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| 38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 39 | <itemizedlist spacing="compact">
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| 40 | <listitem>
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| 41 | <para>
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[81060947] | 42 | Download (HTTP): <ulink url="&fuse3-download-http;"/>
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[ee000c3d] | 43 | </para>
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| 44 | </listitem>
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| 45 | <listitem>
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| 46 | <para>
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[81060947] | 47 | Download (FTP): <ulink url="&fuse3-download-ftp;"/>
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[ee000c3d] | 48 | </para>
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| 49 | </listitem>
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| 50 | <listitem>
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| 51 | <para>
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[81060947] | 52 | Download MD5 sum: &fuse3-md5sum;
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[ee000c3d] | 53 | </para>
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| 54 | </listitem>
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| 55 | <listitem>
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| 56 | <para>
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[81060947] | 57 | Download size: &fuse3-size;
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[ee000c3d] | 58 | </para>
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| 59 | </listitem>
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| 60 | <listitem>
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| 61 | <para>
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[81060947] | 62 | Estimated disk space required: &fuse3-buildsize;
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[ee000c3d] | 63 | </para>
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| 64 | </listitem>
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| 65 | <listitem>
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| 66 | <para>
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[81060947] | 67 | Estimated build time: &fuse3-time;
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[ee000c3d] | 68 | </para>
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| 69 | </listitem>
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| 70 | </itemizedlist>
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| 71 |
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[c35f51a] | 72 | <bridgehead renderas="sect3">Fuse Dependencies</bridgehead>
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| 73 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 74 | <para role="optional">
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[60e8d690] | 75 | <xref linkend="doxygen"/> (to rebuild the API documentation),
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| 76 | <xref linkend="pytest"/> (required for tests), and
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| 77 | <ulink url="https://pypi.org/project/looseversion/">looseversion</ulink>
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| 78 | (for tests)
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[c35f51a] | 79 | </para>
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[ff9b2cd] | 80 |
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[ee000c3d] | 81 | <para condition="html" role="usernotes">
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| 82 | User Notes: <ulink url="&blfs-wiki;/fuse"/>
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| 83 | </para>
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| 84 | </sect2>
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| 85 |
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| 86 | <sect2 role="kernel" id="fuse-kernel">
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| 87 | <title>Kernel Configuration</title>
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| 88 |
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| 89 | <para>
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| 90 | Enable the following options in the kernel configuration and recompile the
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| 91 | kernel if necessary:
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| 92 | </para>
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| 93 |
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| 94 | <screen><literal>File systems --->
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[421128a1] | 95 | <*/M> FUSE (Filesystem in Userspace) support [CONFIG_FUSE_FS]</literal></screen>
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[ee000c3d] | 96 |
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[8ec0245] | 97 | <para>
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[a0e08b2] | 98 | Character devices in userspace should be enabled too for running the
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[8ec0245] | 99 | tests:
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| 100 | </para>
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| 101 |
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| 102 | <screen><literal>File systems --->
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| 103 | <*/M> FUSE (Filesystem in Userspace) support [CONFIG_FUSE_FS]
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| 104 | <*/M> Character device in Userspace support [CONFIG_CUSE]</literal></screen>
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| 105 |
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[81060947] | 106 | <indexterm zone="fuse3 fuse-kernel">
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[2630345] | 107 | <primary sortas="d-fuse3">Fuse 3</primary>
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[ee000c3d] | 108 | </indexterm>
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| 109 | </sect2>
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| 110 |
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| 111 | <sect2 role="installation">
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| 112 | <title>Installation of Fuse</title>
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| 113 |
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| 114 | <para>
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| 115 | Install <application>Fuse</application> by running the following
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| 116 | commands:
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| 117 | </para>
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| 118 |
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[7f5826e7] | 119 | <screen><userinput>sed -i '/^udev/,$ s/^/#/' util/meson.build &&
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[d58c5b7] | 120 |
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[4da56e0] | 121 | mkdir build &&
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| 122 | cd build &&
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| 123 |
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[91318eb] | 124 | meson setup --prefix=/usr --buildtype=release .. &&
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[d58c5b7] | 125 | ninja</userinput></screen>
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[ee000c3d] | 126 |
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[ff9b2cd] | 127 | <para>
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[8558044] | 128 | The API documentation is included in the package, but
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| 129 | if you have <xref linkend="doxygen"/> installed and wish to rebuild
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[2f3e3de9] | 130 | it, issue:
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[8558044] | 131 | </para>
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[5a464e4d] | 132 |
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[5c2571e3] | 133 | <screen remap="doc"><userinput>pushd .. &&
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| 134 | doxygen doc/Doxyfile &&
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| 135 | popd</userinput></screen>
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[8ec0245] | 136 |
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| 137 | <para>
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[60e8d690] | 138 | To test the results, issue the following commands (as the <systemitem
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[8ec0245] | 139 | role="username">root</systemitem> user):
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| 140 | </para>
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| 141 |
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[8d3c348] | 142 | <!-- EDITORS NOTE: To view the results of the tests, look for
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| 143 | "short test summary info" at the end of your log. Below skipped tests,
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| 144 | you will see "X passed, X skipped, X failed (if any) in X seconds" -->
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| 145 |
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[60e8d690] | 146 | <screen role="root" remap="test"><userinput>python3 -m venv --system-site-packages testenv &&
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| 147 | source testenv/bin/activate &&
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| 148 | pip3 install looseversion &&
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| 149 | pytest &&
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| 150 | deactivate</userinput></screen>
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[8ec0245] | 151 |
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| 152 | <para>
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[8b819c5] | 153 | The <xref linkend="pytest"/> Python
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[60e8d690] | 154 | module is required for the tests. One test named
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[0f21ee62] | 155 | <filename>test_cuse</filename> will fail if the
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[1fe05eb] | 156 | <parameter>CONFIG_CUSE</parameter> configuration item was not enabled
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[60e8d690] | 157 | when the kernel was built. One test,
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| 158 | <filename>test/util.py</filename>, will output a warning due to the usage
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| 159 | of an unknown mark in pytest.
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[8ec0245] | 160 | </para>
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[ee000c3d] | 161 |
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| 162 | <para>
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| 163 | Now, as the <systemitem class="username">root</systemitem> user:
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| 164 | </para>
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| 165 |
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[c2f9a33] | 166 | <screen role="root"><userinput>ninja install &&
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| 167 | chmod u+s /usr/bin/fusermount3 &&
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| 168 |
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| 169 | cd .. &&
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| 170 | install -v -m755 -d /usr/share/doc/fuse-&fuse3-version; &&
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| 171 | install -v -m644 doc/{README.NFS,kernel.txt} \
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| 172 | /usr/share/doc/fuse-&fuse3-version; &&
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| 173 | cp -Rv doc/html /usr/share/doc/fuse-&fuse3-version;</userinput></screen>
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[5a464e4d] | 174 |
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[ee000c3d] | 175 | </sect2>
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| 176 |
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| 177 | <sect2 role="commands">
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| 178 | <title>Command Explanations</title>
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| 179 |
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| 180 | <para>
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[d58c5b7] | 181 | <command>sed ... util/meson.build</command>: This command disables the
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| 182 | installation of a boot script and udev rule that are not needed.
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[ee000c3d] | 183 | </para>
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| 184 |
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[c1be7853] | 185 | <!--
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[902450d] | 186 | <para>
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| 187 | <command>sed ... meson.build</command>: This command fixes a bug with the
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| 188 | test_passthrough_hp test.
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| 189 | </para>
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[c1be7853] | 190 | -->
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[902450d] | 191 |
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[adf17153] | 192 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 193 | href="../../xincludes/meson-buildtype-release.xml"/>
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| 194 |
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[ee000c3d] | 195 | </sect2>
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| 196 |
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[1647d338] | 197 | <sect2 role="configuration" id="fuse-configuration">
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[099a8d0] | 198 | <title>Configuring fuse</title>
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| 199 |
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| 200 | <sect3 id="fuse-config">
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| 201 | <title>Config Files</title>
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| 202 |
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[f69944f] | 203 | <para>
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| 204 | Some options regarding mount policy can be set in the file
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| 205 | <filename>/etc/fuse.conf</filename>. To install the file run the
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| 206 | following command as the <systemitem class="username">root</systemitem>
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| 207 | user:
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| 208 | </para>
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[099a8d0] | 209 |
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| 210 | <screen role="root"><userinput>cat > /etc/fuse.conf << "EOF"
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[51dfb3e] | 211 | <literal># Set the maximum number of FUSE mounts allowed to non-root users.
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[099a8d0] | 212 | # The default is 1000.
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| 213 | #
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| 214 | #mount_max = 1000
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| 215 |
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| 216 | # Allow non-root users to specify the 'allow_other' or 'allow_root'
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| 217 | # mount options.
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| 218 | #
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[51dfb3e] | 219 | #user_allow_other</literal>
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[099a8d0] | 220 | EOF</userinput></screen>
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| 221 |
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[f69944f] | 222 | <para>
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| 223 | Additional information about the meaning of the configuration
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| 224 | options are found in the man page.
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| 225 | </para>
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[099a8d0] | 226 |
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| 227 | </sect3>
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| 228 |
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| 229 | </sect2>
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| 230 |
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[ee000c3d] | 231 | <sect2 role="content">
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| 232 | <title>Contents</title>
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| 233 |
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| 234 | <segmentedlist>
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| 235 | <segtitle>Installed Programs</segtitle>
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| 236 | <segtitle>Installed Libraries</segtitle>
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| 237 | <segtitle>Installed Directory</segtitle>
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| 238 |
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| 239 | <seglistitem>
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| 240 | <seg>
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[0a7ee10] | 241 | fusermount3 and mount.fuse3
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[ee000c3d] | 242 | </seg>
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| 243 | <seg>
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[1647d338] | 244 | libfuse3.so
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[f69944f] | 245 | </seg>
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| 246 | <seg>
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[81060947] | 247 | /usr/include/fuse3 and /usr/share/doc/fuse-&fuse3-version;
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[ee000c3d] | 248 | </seg>
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| 249 | </seglistitem>
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| 250 | </segmentedlist>
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| 251 |
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| 252 | <variablelist>
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| 253 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 254 | <?dbfo list-presentation="list"?>
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| 255 | <?dbhtml list-presentation="table"?>
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| 256 |
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[1647d338] | 257 | <varlistentry id="fusermount3">
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| 258 | <term><command>fusermount3</command></term>
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[ee000c3d] | 259 | <listitem>
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| 260 | <para>
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[4c24eb0a] | 261 | is a suid root program to mount and unmount Fuse filesystems
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[ee000c3d] | 262 | </para>
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[81060947] | 263 | <indexterm zone="fuse3 fusermount3">
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[1647d338] | 264 | <primary sortas="b-fusermount3">fusermount3</primary>
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[ee000c3d] | 265 | </indexterm>
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| 266 | </listitem>
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| 267 | </varlistentry>
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| 268 |
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[1647d338] | 269 | <varlistentry id="mount.fuse3">
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| 270 | <term><command>mount.fuse3</command></term>
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[ee000c3d] | 271 | <listitem>
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| 272 | <para>
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[d58c5b7] | 273 | is the command <command>mount</command> calls to mount a Fuse
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[4c24eb0a] | 274 | filesystem
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[ee000c3d] | 275 | </para>
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[81060947] | 276 | <indexterm zone="fuse3 mount.fuse3">
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[1647d338] | 277 | <primary sortas="b-mount.fuse3">mount.fuse3</primary>
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[ee000c3d] | 278 | </indexterm>
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| 279 | </listitem>
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| 280 | </varlistentry>
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| 281 |
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[1647d338] | 282 | <varlistentry id="libfuse3">
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| 283 | <term><filename class="libraryfile">libfuse3.so</filename></term>
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[ee000c3d] | 284 | <listitem>
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| 285 | <para>
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[4c24eb0a] | 286 | contains the <application>FUSE</application> API functions
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[ee000c3d] | 287 | </para>
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[81060947] | 288 | <indexterm zone="fuse3 libfuse3">
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[1647d338] | 289 | <primary sortas="c-libfuse3">libfuse3.so</primary>
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[ee000c3d] | 290 | </indexterm>
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| 291 | </listitem>
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| 292 | </varlistentry>
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| 293 |
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| 294 | </variablelist>
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[f69944f] | 295 |
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[ee000c3d] | 296 | </sect2>
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[f69944f] | 297 |
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[ee000c3d] | 298 | </sect1>
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