X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=README;h=4439be11f034c1b0b0bd03981498b2fa09619766;hb=998445fd8a5357f51dfd9e68548c5c5b862a273c;hp=b245564f5458ca4bb66dd7d2d4a5f0567bd85070;hpb=82a27ba8217d09e4fef4c9550f8b733d174c5705;p=thirdparty%2Fsystemd.git diff --git a/README b/README index b245564f545..4439be11f03 100644 --- a/README +++ b/README @@ -69,11 +69,10 @@ REQUIREMENTS: create additional symlinks in /dev/disk/ and /dev/tape: CONFIG_BLK_DEV_BSG - Required for PrivateNetwork= and PrivateDevices= in service units: + Required for PrivateNetwork= in service units: CONFIG_NET_NS - CONFIG_DEVPTS_MULTIPLE_INSTANCES Note that systemd-localed.service and other systemd units use - PrivateNetwork and PrivateDevices so this is effectively required. + PrivateNetwork so this is effectively required. Required for PrivateUsers= in service units: CONFIG_USER_NS @@ -82,7 +81,7 @@ REQUIREMENTS: CONFIG_IPV6 CONFIG_AUTOFS4_FS CONFIG_TMPFS_XATTR - CONFIG_{TMPFS,EXT4,XFS,BTRFS_FS,...}_POSIX_ACL + CONFIG_{TMPFS,EXT4_FS,XFS,BTRFS_FS,...}_POSIX_ACL CONFIG_SECCOMP CONFIG_SECCOMP_FILTER (required for seccomp support) CONFIG_CHECKPOINT_RESTORE (for the kcmp() syscall) @@ -119,6 +118,9 @@ REQUIREMENTS: isn't. The next best thing is to make this change through a modprobe.d drop-in. This is shipped by default, see modprobe.d/systemd.conf. + Required for systemd-nspawn: + CONFIG_DEVPTS_MULTIPLE_INSTANCES or Linux kernel >= 4.7 + Note that kernel auditing is broken when used with systemd's container code. When using systemd in conjunction with containers, please make sure to either turn off auditing at @@ -146,12 +148,14 @@ REQUIREMENTS: libacl (optional) libselinux (optional) liblzma (optional) - liblz4 >= 119 (optional) + liblz4 >= 1.3.0 / 130 (optional) libgcrypt (optional) libqrencode (optional) libmicrohttpd (optional) libpython (optional) libidn2 or libidn (optional) + gnutls >= 3.1.4 (optional, >= 3.5.3 is required to support DNS-over-TLS with gnutls) + openssl >= 1.1.0 (optional, required to support DNS-over-TLS with openssl) elfutils >= 158 (optional) polkit (optional) pkg-config @@ -159,18 +163,18 @@ REQUIREMENTS: docbook-xsl (optional, required for documentation) xsltproc (optional, required for documentation) python-lxml (optional, required to build the indices) - python, meson, ninja + python >= 3.5, meson >= 0.46, ninja gcc, awk, sed, grep, m4, and similar tools During runtime, you need the following additional dependencies: util-linux >= v2.27.1 required - dbus >= 1.4.0 (strictly speaking optional, but recommended) + dbus >= 1.9.14 (strictly speaking optional, but recommended) NOTE: If using dbus < 1.9.18, you should override the default policy directory (--with-dbuspolicydir=/etc/dbus-1/system.d). dracut (optional) - PolicyKit (optional) + polkit (optional) To build in directory build/: meson build/ && ninja -C build @@ -202,10 +206,12 @@ REQUIREMENTS: make use of DynamicUser= now, hence enabling nss-systemd is not optional. - Note that the build prefix for systemd must be /usr. -Dsplit-usr=false - (which is the default and does not need to be specified) is the - recommended setting, and -Dsplit-usr=true should be used on systems - which have /usr on a separate partition. + Note that the build prefix for systemd must be /usr. (Moreover, + packages systemd relies on — such as D-Bus — really should use the same + prefix, otherwise you are on your own.) -Dsplit-usr=false (which is the + default and does not need to be specified) is the recommended setting, + and -Dsplit-usr=true should be used on systems which have /usr on a + separate partition. Additional packages are necessary to run some tests: - busybox (used by test/TEST-13-NSPAWN-SMOKE) @@ -230,14 +236,11 @@ USERS AND GROUPS: groups "wheel" and "adm" will be given read-only access to journal files using systemd-tmpfiles.service. - The journal gateway daemon requires the - "systemd-journal-gateway" system user and group to + The journal remote daemon requires the + "systemd-journal-remote" system user and group to exist. During execution this network facing service will drop privileges and assume this uid/gid for security reasons. - Similarly, the NTP daemon requires the "systemd-timesync" system - user and group to exist. - Similarly, the network management daemon requires the "systemd-network" system user and group to exist. @@ -273,7 +276,7 @@ NSS: passwd: compat mymachines systemd group: compat mymachines systemd - hosts: files mymachines resolve myhostname + hosts: files mymachines resolve [!UNAVAIL=return] dns myhostname SYSV INIT.D SCRIPTS: When calling "systemctl enable/disable/is-enabled" on a unit which is a @@ -304,13 +307,23 @@ WARNINGS: For more information on this issue consult https://www.freedesktop.org/wiki/Software/systemd/separate-usr-is-broken - To run systemd under valgrind, compile with VALGRIND defined - (e.g. CPPFLAGS='... -DVALGRIND=1' meson ) and have valgrind - development headers installed (i.e. valgrind-devel or - equivalent). Otherwise, false positives will be triggered by code which - violates some rules but is actually safe. Note that valgrind generates - nice output only on exit(), hence on shutdown we don't execve() - systemd-shutdown. + To run systemd under valgrind, compile with meson option + -Dvalgrind=true and have valgrind development headers installed + (i.e. valgrind-devel or equivalent). Otherwise, false positives will be + triggered by code which violates some rules but is actually safe. Note + that valgrind generates nice output only on exit(), hence on shutdown + we don't execve() systemd-shutdown. + +STABLE BRANCHES AND BACKPORTS + + Stable branches with backported patches are available in the + systemd-stable repo at https://github.com/systemd/systemd-stable. + + Stable branches are started for certain releases of systemd and named + after them, e.g. v238-stable. Stable branches are managed by + distribution maintainers on an as needed basis. See + https://www.freedesktop.org/wiki/Software/systemd/Backports/ for some + more information and examples. ENGINEERING AND CONSULTING SERVICES: Kinvolk (https://kinvolk.io) offers professional engineering