xref: /dragonfly/share/man/man7/release.7 (revision 678e8cc6)
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33.Dd May 12, 2010
34.Dt NRELEASE 7
35.Os
36.Sh NAME
37.Nm nrelease
38.Nd release building infrastructure
39.Sh DESCRIPTION
40.Dx
41provides a complete build environment suitable for users to make
42full releases of the
43.Dx
44operating system.
45All of the tools necessary to build releases are available from the
46git repository in
47.Pa src/nrelease .
48A complete release (that is, a live CD) can actually be built with
49only a single command.
50This command is aptly named
51.Dq Li "make release" .
52.Pp
53This document does not cover source code management, quality
54assurance, or other aspects of the release engineering process.
55.Sh TARGETS
56The release Makefile
57.Pq Pa src/nrelease/Makefile
58defines a number of targets which are roughly modeled after the
59targets used for building the system.
60.Bl -tag -width ".Cm realquickrel"
61.It Cm help
62Offer some help.
63.It Cm release
64Builds world and kernel, installs them, adds packages and prepares the ISO
65image.
66.It Cm quickrel
67Same as
68.Cm release
69but uses the
70.Cm quickworld
71target (alias
72.Cm quick ) .
73.It Cm realquickrel
74Same as
75.Cm release
76but uses the
77.Cm realquickworld
78target (alias
79.Cm realquick ) .
80.It Cm clean
81Removes the ISO root directory and object files.
82.It Cm realclean
83Same as
84.Cm clean
85but also removes external packages.
86.El
87.Pp
88The
89.Cm quickrel
90and
91.Cm realquickrel
92targets will only work if a full
93.Cm buildworld
94and
95.Cm buildkernel
96have been done before.
97For a description of the corresponding build targets, see
98.Xr build 7 .
99.Pp
100A number of additional targets may be specified along with
101.Cm release ,
102.Cm quickrel ,
103or
104.Cm realquickrel
105to add additional features:
106.Bl -tag -width ".Cm realquickrel"
107.It Cm gui
108Adds
109.Xr Xorg 1
110along with some additional applications to the ISO (LiveDVD).
111.El
112.Pp
113During the process of rolling a release a check is performed to find
114out if external packages to be put on the CD exist on your system.
115If they cannot be found, the release process will stop and give
116proper commands for downloading and setting up these packages.
117.Sh ENVIRONMENT
118.Bl -tag -width ".Va PKGSRC_EXTRA_PACKAGES"
119.It Va ISODIR
120Default prefix of
121.Va ISOFILE
122and
123.Va ISOROOT
124(default is
125.Pa /usr/release ) .
126.It Va ISOFILE
127Name of the ISO image to generate (default is
128.Pa /usr/release/dfly.iso ) .
129.It Va ISOROOT
130Location where the image contents are installed to before the ISO is prepared.
131.It Va KERNCONF
132Kernel configuration(s) to use.
133.It Va PKGBIN_MKISOFS
134Location of the
135.Xr mkisofs 8
136utility which is to be used during the build.
137.It Va PKGBIN_PKG_ADD
138Location of the
139.Xr pkg_add 1
140utility which is to be used during the build.
141.It Va PKGBIN_PKG_ADMIN
142Location of the
143.Xr pkg_admin 1
144utility which is to be used during the build.
145.It Va PKGBIN_PKG_DELETE
146Location of the
147.Xr pkg_delete 1
148utility which is to be used during the build.
149.It Va PKGSRC_PACKAGES
150List of packages to be added to the ISO.
151.It Va PKGSRC_EXTRA_PACKAGES
152List of packages, in addition to
153.Va PKGSRC_PACKAGES ,
154to be added to the ISO.
155.It Va PKGSRC_PATH
156Location of
157.Xr pkgsrc 7
158tree to be used for package building.
159.It Va PKGSRC_PKG_PATH
160Specifies the location where binary
161.Xr pkgsrc 7
162packages are kept.
163.It Va WITHOUT_SRCS
164If set, this variable will prevent source code from being copied to
165the ISO image.
166.It Va IMGFILE
167The name of the image file (default is
168.Pa /usr/release/dfly.img ) .
169.It Va IMGMNT
170The mount point for the image (default is
171.Pa /usr/release/mnt ) .
172.It Va IMGUSBDEV
173The disk device to use in the image's
174.Xr fstab 5
175(default is
176.Pa /dev/da8 ) .
177.El
178.Sh FILES
179.Bl -tag -compact
180.It Pa /etc/make.conf
181.It Pa src/Makefile
182.It Pa src/Makefile.inc1
183.It Pa src/nrelease/Makefile
184.El
185.Sh EXAMPLES
186The following sequence of commands is used to build a standard
187.Dx 2.0
188installation CD image (assuming that a local git repository is
189available, see
190.Xr development 7
191for how to get this):
192.Bd -literal -offset indent
193cd /usr/src
194git checkout -b rel2_0 crater/DragonFly_RELEASE_2_0
195cd nrelease
196make release
197.Ed
198.Pp
199After running these commands, the image will be available in the
200.Pa /usr/release
201directory.
202.\".Pp
203.\"The steps required for engineering a release are documented in (CVS)
204.\".Pa doc/notes/release.txt
205.\"(how to branch the CVS tree etc.)
206.\"They were put in an out of the way place so normal developers would not
207.\"accidentally try to run the commands in question.
208.Sh SEE ALSO
209.Xr git 1 ,
210.Xr make 1 ,
211.Xr make.conf 5 ,
212.Xr build 7 ,
213.Xr development 7 ,
214.Xr pkgsrc 7
215.Sh HISTORY
216The
217.Nm
218framework was added in
219.Dx 1.0
220to implement the idea of a
221.Dq "live CD" .
222.Sh AUTHORS
223.An -nosplit
224The
225.Nm
226infrastructure was written by
227.An Matthew Dillon .
228This manual page was written by
229.An Sascha Wildner .
230