1dkim_milter_selinux(8) SELinux Policy dkim_milter dkim_milter_selinux(8)
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6 dkim_milter_selinux - Security Enhanced Linux Policy for the dkim_mil‐
7 ter processes
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10 Security-Enhanced Linux secures the dkim_milter processes via flexible
11 mandatory access control.
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13 The dkim_milter processes execute with the dkim_milter_t SELinux type.
14 You can check if you have these processes running by executing the ps
15 command with the -Z qualifier.
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17 For example:
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19 ps -eZ | grep dkim_milter_t
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24 The dkim_milter_t SELinux type can be entered via the dkim_mil‐
25 ter_exec_t file type.
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27 The default entrypoint paths for the dkim_milter_t domain are the fol‐
28 lowing:
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30 /usr/sbin/opendkim, /usr/sbin/opendmarc, /usr/sbin/dkim-filter
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33 SELinux defines process types (domains) for each process running on the
34 system
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36 You can see the context of a process using the -Z option to ps
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38 Policy governs the access confined processes have to files. SELinux
39 dkim_milter policy is very flexible allowing users to setup their
40 dkim_milter processes in as secure a method as possible.
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42 The following process types are defined for dkim_milter:
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44 dkim_milter_t
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46 Note: semanage permissive -a dkim_milter_t can be used to make the
47 process type dkim_milter_t permissive. SELinux does not deny access to
48 permissive process types, but the AVC (SELinux denials) messages are
49 still generated.
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53 SELinux policy is customizable based on least access required.
54 dkim_milter policy is extremely flexible and has several booleans that
55 allow you to manipulate the policy and run dkim_milter with the tight‐
56 est access possible.
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60 If you want to allow users to resolve user passwd entries directly from
61 ldap rather then using a sssd server, you must turn on the authlo‐
62 gin_nsswitch_use_ldap boolean. Disabled by default.
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64 setsebool -P authlogin_nsswitch_use_ldap 1
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68 If you want to allow all domains to execute in fips_mode, you must turn
69 on the fips_mode boolean. Enabled by default.
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71 setsebool -P fips_mode 1
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75 If you want to allow confined applications to run with kerberos, you
76 must turn on the kerberos_enabled boolean. Enabled by default.
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78 setsebool -P kerberos_enabled 1
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82 If you want to allow system to run with NIS, you must turn on the
83 nis_enabled boolean. Disabled by default.
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85 setsebool -P nis_enabled 1
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89 If you want to allow confined applications to use nscd shared memory,
90 you must turn on the nscd_use_shm boolean. Enabled by default.
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92 setsebool -P nscd_use_shm 1
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97 The SELinux process type dkim_milter_t can manage files labeled with
98 the following file types. The paths listed are the default paths for
99 these file types. Note the processes UID still need to have DAC per‐
100 missions.
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102 cluster_conf_t
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104 /etc/cluster(/.*)?
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106 cluster_var_lib_t
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108 /var/lib/pcsd(/.*)?
109 /var/lib/cluster(/.*)?
110 /var/lib/openais(/.*)?
111 /var/lib/pengine(/.*)?
112 /var/lib/corosync(/.*)?
113 /usr/lib/heartbeat(/.*)?
114 /var/lib/heartbeat(/.*)?
115 /var/lib/pacemaker(/.*)?
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117 cluster_var_run_t
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119 /var/run/crm(/.*)?
120 /var/run/cman_.*
121 /var/run/rsctmp(/.*)?
122 /var/run/aisexec.*
123 /var/run/heartbeat(/.*)?
124 /var/run/corosync-qnetd(/.*)?
125 /var/run/corosync-qdevice(/.*)?
126 /var/run/corosync.pid
127 /var/run/cpglockd.pid
128 /var/run/rgmanager.pid
129 /var/run/cluster/rgmanager.sk
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131 dkim_milter_data_t
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133 /var/run/opendkim(/.*)?
134 /var/run/opendmarc(/.*)?
135 /var/spool/opendkim(/.*)?
136 /var/lib/dkim-milter(/.*)?
137 /var/run/dkim-milter(/.*)?
138 /var/spool/opendmarc(/.*)?
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140 dkim_milter_tmp_t
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143 root_t
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145 /sysroot/ostree/deploy/.*-atomic/deploy(/.*)?
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147 /initrd
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151 SELinux requires files to have an extended attribute to define the file
152 type.
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154 You can see the context of a file using the -Z option to ls
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156 Policy governs the access confined processes have to these files.
157 SELinux dkim_milter policy is very flexible allowing users to setup
158 their dkim_milter processes in as secure a method as possible.
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160 STANDARD FILE CONTEXT
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162 SELinux defines the file context types for the dkim_milter, if you
163 wanted to store files with these types in a diffent paths, you need to
164 execute the semanage command to sepecify alternate labeling and then
165 use restorecon to put the labels on disk.
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167 semanage fcontext -a -t dkim_milter_tmp_t '/srv/mydkim_milter_con‐
168 tent(/.*)?'
169 restorecon -R -v /srv/mydkim_milter_content
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171 Note: SELinux often uses regular expressions to specify labels that
172 match multiple files.
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174 The following file types are defined for dkim_milter:
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178 dkim_milter_data_t
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180 - Set files with the dkim_milter_data_t type, if you want to treat the
181 files as dkim milter content.
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184 Paths:
185 /var/run/opendkim(/.*)?, /var/run/opendmarc(/.*)?,
186 /var/spool/opendkim(/.*)?, /var/lib/dkim-milter(/.*)?,
187 /var/run/dkim-milter(/.*)?, /var/spool/opendmarc(/.*)?
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190 dkim_milter_exec_t
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192 - Set files with the dkim_milter_exec_t type, if you want to transition
193 an executable to the dkim_milter_t domain.
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196 Paths:
197 /usr/sbin/opendkim, /usr/sbin/opendmarc, /usr/sbin/dkim-filter
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200 dkim_milter_private_key_t
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202 - Set files with the dkim_milter_private_key_t type, if you want to
203 treat the files as dkim milter private key data.
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207 dkim_milter_tmp_t
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209 - Set files with the dkim_milter_tmp_t type, if you want to store dkim
210 milter temporary files in the /tmp directories.
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214 Note: File context can be temporarily modified with the chcon command.
215 If you want to permanently change the file context you need to use the
216 semanage fcontext command. This will modify the SELinux labeling data‐
217 base. You will need to use restorecon to apply the labels.
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221 semanage fcontext can also be used to manipulate default file context
222 mappings.
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224 semanage permissive can also be used to manipulate whether or not a
225 process type is permissive.
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227 semanage module can also be used to enable/disable/install/remove pol‐
228 icy modules.
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230 semanage boolean can also be used to manipulate the booleans
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233 system-config-selinux is a GUI tool available to customize SELinux pol‐
234 icy settings.
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238 This manual page was auto-generated using sepolicy manpage .
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242 selinux(8), dkim_milter(8), semanage(8), restorecon(8), chcon(1),
243 sepolicy(8), setsebool(8)
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247dkim_milter 19-10-08 dkim_milter_selinux(8)