summaryrefslogtreecommitdiff
blob: 2421fd8dd3ebe41ff31f71a9aa9bf3a15439eea8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7
EGO_PN=github.com/docker/docker
MY_PV=${PV/_/-}
inherit linux-info systemd udev golang-vcs-snapshot
GIT_COMMIT=4ffc61430bbe6d3d405bdf357b766bf303ff3cc5

DESCRIPTION="The core functions you need to create Docker images and run Docker containers"
HOMEPAGE="https://www.docker.com/"
SRC_URI="https://github.com/moby/moby/archive/v${MY_PV}.tar.gz -> ${P}.tar.gz"

LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="amd64 ~arm arm64 ppc64 ~riscv ~x86"
IUSE="apparmor btrfs +container-init device-mapper overlay seccomp selinux systemd"

DEPEND="
	acct-group/docker
	>=dev-db/sqlite-3.7.9:3
	apparmor? ( sys-libs/libapparmor )
	btrfs? ( >=sys-fs/btrfs-progs-3.16.1 )
	device-mapper? ( >=sys-fs/lvm2-2.02.89[thin] )
	seccomp? ( >=sys-libs/libseccomp-2.2.1 )
	systemd? ( sys-apps/systemd )
"

# https://github.com/moby/moby/blob/master/project/PACKAGERS.md#runtime-dependencies
# https://github.com/moby/moby/blob/master/project/PACKAGERS.md#optional-dependencies
RDEPEND="
	${DEPEND}
	>=net-firewall/iptables-1.4
	sys-process/procps
	>=dev-vcs/git-1.7
	>=app-arch/xz-utils-4.9
	dev-libs/libltdl
	>=app-containers/containerd-1.7.1[apparmor?,btrfs?,device-mapper?,seccomp?]
	!app-containers/docker-proxy
	container-init? ( >=sys-process/tini-0.19.0[static] )
	selinux? ( sec-policy/selinux-docker )
"

# https://github.com/docker/docker/blob/master/project/PACKAGERS.md#build-dependencies
BDEPEND="
	>=dev-lang/go-1.16.12
	dev-go/go-md2man
	virtual/pkgconfig
"
# tests require running dockerd as root and downloading containers
RESTRICT="installsources strip test"

S="${WORKDIR}/${P}/src/${EGO_PN}"

# https://bugs.gentoo.org/748984 https://github.com/etcd-io/etcd/pull/12552
PATCHES=(
	"${FILESDIR}/0001-Openrc-Depend-on-containerd-init-script.patch"
	"${FILESDIR}/docker-24.0.5-automagic-systemd.patch"
)

pkg_setup() {
	# this is based on "contrib/check-config.sh" from upstream's sources
	# required features.
	CONFIG_CHECK="
		~NAMESPACES ~NET_NS ~PID_NS ~IPC_NS ~UTS_NS
		~CGROUPS ~CGROUP_CPUACCT ~CGROUP_DEVICE ~CGROUP_FREEZER ~CGROUP_SCHED ~CPUSETS ~MEMCG
		~KEYS
		~VETH ~BRIDGE ~BRIDGE_NETFILTER
		~IP_NF_FILTER ~IP_NF_TARGET_MASQUERADE
		~NETFILTER_XT_MATCH_ADDRTYPE
		~NETFILTER_XT_MATCH_CONNTRACK
		~NETFILTER_XT_MATCH_IPVS
		~NETFILTER_XT_MARK
		~IP_NF_NAT ~NF_NAT
		~POSIX_MQUEUE
	"
	WARNING_POSIX_MQUEUE="CONFIG_POSIX_MQUEUE: is required for bind-mounting /dev/mqueue into containers"

	if kernel_is lt 4 8; then
		CONFIG_CHECK+="
			~DEVPTS_MULTIPLE_INSTANCES
		"
	fi

	if kernel_is le 5 1; then
		CONFIG_CHECK+="
			~NF_NAT_IPV4
		"
	fi

	if kernel_is le 5 2; then
		CONFIG_CHECK+="
			~NF_NAT_NEEDED
		"
	fi

	if kernel_is ge 4 15; then
		CONFIG_CHECK+="
			~CGROUP_BPF
		"
	fi

	# optional features
	CONFIG_CHECK+="
		~USER_NS
	"

	if use seccomp; then
		CONFIG_CHECK+="
			~SECCOMP ~SECCOMP_FILTER
		"
	fi

	CONFIG_CHECK+="
		~CGROUP_PIDS
	"

	if kernel_is lt 6 1; then
		CONFIG_CHECK+="
			~MEMCG_SWAP
			"
	fi

	if kernel_is le 5 8; then
		CONFIG_CHECK+="
			~MEMCG_SWAP_ENABLED
		"
	fi

	CONFIG_CHECK+="
		~!LEGACY_VSYSCALL_NATIVE
		"
	if kernel_is lt 5 19; then
		CONFIG_CHECK+="
			~LEGACY_VSYSCALL_EMULATE
			"
	fi
	CONFIG_CHECK+="
		~!LEGACY_VSYSCALL_NONE
		"
	WARNING_LEGACY_VSYSCALL_NONE="CONFIG_LEGACY_VSYSCALL_NONE enabled: \
		Containers with <=glibc-2.13 will not work"

	if kernel_is le 4 5; then
		CONFIG_CHECK+="
			~MEMCG_KMEM
		"
	fi

	if kernel_is lt 5; then
		CONFIG_CHECK+="
			~IOSCHED_CFQ ~CFQ_GROUP_IOSCHED
		"
	fi

	CONFIG_CHECK+="
		~BLK_CGROUP ~BLK_DEV_THROTTLING
		~CGROUP_PERF
		~CGROUP_HUGETLB
		~NET_CLS_CGROUP ~CGROUP_NET_PRIO
		~CFS_BANDWIDTH ~FAIR_GROUP_SCHED
		~IP_NF_TARGET_REDIRECT
		~IP_VS
		~IP_VS_NFCT
		~IP_VS_PROTO_TCP
		~IP_VS_PROTO_UDP
		~IP_VS_RR
		"

	if use selinux; then
		CONFIG_CHECK+="
			~SECURITY_SELINUX
			"
	fi

	if use apparmor; then
		CONFIG_CHECK+="
			~SECURITY_APPARMOR
			"
	fi

	# if ! is_set EXT4_USE_FOR_EXT2; then
	#	check_flags EXT3_FS EXT3_FS_XATTR EXT3_FS_POSIX_ACL EXT3_FS_SECURITY
	#	if ! is_set EXT3_FS || ! is_set EXT3_FS_XATTR || ! is_set EXT3_FS_POSIX_ACL || ! is_set EXT3_FS_SECURITY; then
	#		echo "    $(wrap_color '(enable these ext3 configs if you are using ext3 as backing filesystem)' bold black)"
	#	fi
	# fi

	CONFIG_CHECK+="
		~EXT4_FS ~EXT4_FS_POSIX_ACL ~EXT4_FS_SECURITY
	"

	# if ! is_set EXT4_FS || ! is_set EXT4_FS_POSIX_ACL || ! is_set EXT4_FS_SECURITY; then
	#	if is_set EXT4_USE_FOR_EXT2; then
	#		echo "    $(wrap_color 'enable these ext4 configs if you are using ext3 or ext4 as backing filesystem' bold black)"
	#	else
	#		echo "    $(wrap_color 'enable these ext4 configs if you are using ext4 as backing filesystem' bold black)"
	#	fi
	# fi

	# network drivers
	CONFIG_CHECK+="
		~VXLAN ~BRIDGE_VLAN_FILTERING
		~CRYPTO ~CRYPTO_AEAD ~CRYPTO_GCM ~CRYPTO_SEQIV ~CRYPTO_GHASH
		~XFRM ~XFRM_USER ~XFRM_ALGO ~INET_ESP
	"
	if kernel_is le 5 3; then
		CONFIG_CHECK+="
			~INET_XFRM_MODE_TRANSPORT
		"
	fi

	CONFIG_CHECK+="
		~IPVLAN
		"
	CONFIG_CHECK+="
		~MACVLAN ~DUMMY
		"
	CONFIG_CHECK+="
		~NF_NAT_FTP ~NF_CONNTRACK_FTP ~NF_NAT_TFTP ~NF_CONNTRACK_TFTP
	"

	# storage drivers
	if use btrfs; then
		CONFIG_CHECK+="
			~BTRFS_FS
			~BTRFS_FS_POSIX_ACL
		"
	fi

	if use device-mapper; then
		CONFIG_CHECK+="
			~BLK_DEV_DM ~DM_THIN_PROVISIONING
		"
	fi

	CONFIG_CHECK+="
		~OVERLAY_FS
	"

	linux-info_pkg_setup
}

src_compile() {
	export DOCKER_GITCOMMIT="${GIT_COMMIT}"
	export GOPATH="${WORKDIR}/${P}"
	export VERSION=${PV}

	# setup CFLAGS and LDFLAGS for separate build target
	# see https://github.com/tianon/docker-overlay/pull/10
	export CGO_CFLAGS="-I${ESYSROOT}/usr/include"
	export CGO_LDFLAGS="-L${ESYSROOT}/usr/$(get_libdir)"

	# let's set up some optional features :)
	export DOCKER_BUILDTAGS=''
	for gd in btrfs device-mapper overlay; do
		if ! use $gd; then
			DOCKER_BUILDTAGS+=" exclude_graphdriver_${gd//-/}"
		fi
	done

	for tag in apparmor seccomp; do
		if use $tag; then
			DOCKER_BUILDTAGS+=" $tag"
		fi
	done

	export SYSTEMD=$(usex systemd 1 0)

	# build binaries
	./hack/make.sh dynbinary || die 'dynbinary failed'
}

src_install() {
	dosym containerd /usr/bin/docker-containerd
	dosym containerd-shim /usr/bin/docker-containerd-shim
	dosym runc /usr/bin/docker-runc
	use container-init && dosym tini /usr/bin/docker-init
	dobin bundles/dynbinary-daemon/dockerd
	dobin bundles/dynbinary-daemon/docker-proxy

	newinitd contrib/init/openrc/docker.initd docker
	newconfd contrib/init/openrc/docker.confd docker

	systemd_dounit contrib/init/systemd/docker.{service,socket}

	udev_dorules contrib/udev/*.rules

	dodoc AUTHORS CONTRIBUTING.md NOTICE README.md
	dodoc -r docs/*

	# note: intentionally not using "doins" so that we preserve +x bits
	dodir /usr/share/${PN}/contrib
	cp -R contrib/* "${ED}/usr/share/${PN}/contrib"
}

pkg_postinst() {
	udev_reload

	elog
	elog "To use Docker, the Docker daemon must be running as root. To automatically"
	elog "start the Docker daemon at boot:"
	if systemd_is_booted || has_version sys-apps/systemd; then
		elog "  systemctl enable docker.service"
	else
		elog "  rc-update add docker default"
	fi
	elog
	elog "To use Docker as a non-root user, add yourself to the 'docker' group:"
	elog '  usermod -aG docker <youruser>'
	elog

	if use device-mapper; then
		elog " Devicemapper storage driver has been deprecated"
		elog " It will be removed in a future release"
		elog
	fi

	if use overlay; then
		elog " Overlay storage driver/USEflag has been deprecated"
		elog " in favor of overlay2 (enabled unconditionally)"
		elog
	fi

	if has_version sys-fs/zfs; then
		elog " ZFS storage driver is available"
		elog " Check https://docs.docker.com/storage/storagedriver/zfs-driver for more info"
		elog
	fi
}

pkg_postrm() {
	udev_reload
}