/mandos/trunk

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  • Committer: teddy at recompile
  • Date: 2020-02-09 03:38:33 UTC
  • Revision ID: teddy@recompile.se-20200209033833-2la1pujrnv2m0so4
Use reallocarray() if available, or check for overflow

* dracut-module/password-agent.c (add_to_queue): Check for overflow.
  (test_add_to_queue_overflow): New test.
* plugin-runner.c (add_to_char_array, main): Use reallocarray().
* plugins.d/plymouth.c (exec_and_wait): - '' -

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removed removed

Lines of Context:
Makefile
41
41
#COVERAGE=--coverage
42
42
OPTIMIZE:=-Os -fno-strict-aliasing
43
43
LANGUAGE:=-std=gnu11
 
44
FEATURES:=-D_FILE_OFFSET_BITS=64
44
45
htmldir:=man
45
 
version:=1.8.4
 
46
version:=1.8.9
46
47
SED:=sed
 
48
PKG_CONFIG?=pkg-config
47
49
 
48
50
USER:=$(firstword $(subst :, ,$(shell getent passwd _mandos \
49
51
        || getent passwd nobody || echo 65534)))
50
52
GROUP:=$(firstword $(subst :, ,$(shell getent group _mandos \
51
53
        || getent group nogroup || echo 65534)))
52
54
 
 
55
LINUXVERSION:=$(shell uname --kernel-release)
 
56
 
53
57
## Use these settings for a traditional /usr/local install
54
58
# PREFIX:=$(DESTDIR)/usr/local
55
59
# CONFDIR:=$(DESTDIR)/etc/mandos
56
60
# KEYDIR:=$(DESTDIR)/etc/mandos/keys
57
61
# MANDIR:=$(PREFIX)/man
58
62
# INITRAMFSTOOLS:=$(DESTDIR)/etc/initramfs-tools
 
63
# DRACUTMODULE:=$(DESTDIR)/usr/lib/dracut/modules.d/90mandos
59
64
# STATEDIR:=$(DESTDIR)/var/lib/mandos
60
65
# LIBDIR:=$(PREFIX)/lib
61
66
##
66
71
KEYDIR:=$(DESTDIR)/etc/keys/mandos
67
72
MANDIR:=$(PREFIX)/share/man
68
73
INITRAMFSTOOLS:=$(DESTDIR)/usr/share/initramfs-tools
 
74
DRACUTMODULE:=$(DESTDIR)/usr/lib/dracut/modules.d/90mandos
69
75
STATEDIR:=$(DESTDIR)/var/lib/mandos
70
76
LIBDIR:=$(shell \
71
77
        for d in \
72
 
        "/usr/lib/`dpkg-architecture -qDEB_HOST_MULTIARCH 2>/dev/null`" \
 
78
        "/usr/lib/`dpkg-architecture \
 
79
                        -qDEB_HOST_MULTIARCH 2>/dev/null`" \
73
80
        "`rpm --eval='%{_libdir}' 2>/dev/null`" /usr/lib; do \
74
81
                if [ -d "$$d" -a "$$d" = "$${d%/}" ]; then \
75
82
                        echo "$(DESTDIR)$$d"; \
78
85
        done)
79
86
##
80
87
 
81
 
SYSTEMD:=$(DESTDIR)$(shell pkg-config systemd --variable=systemdsystemunitdir)
82
 
TMPFILES:=$(DESTDIR)$(shell pkg-config systemd --variable=tmpfilesdir)
 
88
SYSTEMD:=$(DESTDIR)$(shell $(PKG_CONFIG) systemd \
 
89
                        --variable=systemdsystemunitdir)
 
90
TMPFILES:=$(DESTDIR)$(shell $(PKG_CONFIG) systemd \
 
91
                        --variable=tmpfilesdir)
 
92
SYSUSERS:=$(DESTDIR)$(shell $(PKG_CONFIG) systemd \
 
93
                        --variable=sysusersdir)
83
94
 
84
 
GNUTLS_CFLAGS:=$(shell pkg-config --cflags-only-I gnutls)
85
 
GNUTLS_LIBS:=$(shell pkg-config --libs gnutls)
86
 
AVAHI_CFLAGS:=$(shell pkg-config --cflags-only-I avahi-core)
87
 
AVAHI_LIBS:=$(shell pkg-config --libs avahi-core)
 
95
GNUTLS_CFLAGS:=$(shell $(PKG_CONFIG) --cflags-only-I gnutls)
 
96
GNUTLS_LIBS:=$(shell $(PKG_CONFIG) --libs gnutls)
 
97
AVAHI_CFLAGS:=$(shell $(PKG_CONFIG) --cflags-only-I avahi-core)
 
98
AVAHI_LIBS:=$(shell $(PKG_CONFIG) --libs avahi-core)
88
99
GPGME_CFLAGS:=$(shell gpgme-config --cflags; getconf LFS_CFLAGS)
89
100
GPGME_LIBS:=$(shell gpgme-config --libs; getconf LFS_LIBS; \
90
101
        getconf LFS_LDFLAGS)
91
 
LIBNL3_CFLAGS:=$(shell pkg-config --cflags-only-I libnl-route-3.0)
92
 
LIBNL3_LIBS:=$(shell pkg-config --libs libnl-route-3.0)
 
102
LIBNL3_CFLAGS:=$(shell $(PKG_CONFIG) --cflags-only-I libnl-route-3.0)
 
103
LIBNL3_LIBS:=$(shell $(PKG_CONFIG) --libs libnl-route-3.0)
 
104
GLIB_CFLAGS:=$(shell $(PKG_CONFIG) --cflags glib-2.0)
 
105
GLIB_LIBS:=$(shell $(PKG_CONFIG) --libs glib-2.0)
93
106
 
94
107
# Do not change these two
95
 
CFLAGS+=$(WARN) $(DEBUG) $(FORTIFY) $(COVERAGE) \
96
 
        $(OPTIMIZE) $(LANGUAGE) -DVERSION='"$(version)"'
 
108
CFLAGS+=$(WARN) $(DEBUG) $(FORTIFY) $(COVERAGE) $(OPTIMIZE) \
 
109
        $(LANGUAGE) $(FEATURES) -DVERSION='"$(version)"'
97
110
LDFLAGS+=-Xlinker --as-needed $(COVERAGE) $(LINK_FORTIFY) $(strip \
98
111
        ) $(foreach flag,$(LINK_FORTIFY_LD),-Xlinker $(flag))
99
112
 
107
120
        /usr/share/xml/docbook/stylesheet/nwalsh/manpages/docbook.xsl \
108
121
        $(notdir $<); \
109
122
        if locale --all 2>/dev/null | grep --regexp='^en_US\.utf8$$' \
110
 
        && type man 2>/dev/null; then LANG=en_US.UTF-8 MANWIDTH=80 \
111
 
        man --warnings --encoding=UTF-8 --local-file $(notdir $@); \
112
 
        fi >/dev/null)
 
123
        && command -v man >/dev/null; then LANG=en_US.UTF-8 \
 
124
        MANWIDTH=80 man --warnings --encoding=UTF-8 --local-file \
 
125
        $(notdir $@); fi >/dev/null)
113
126
 
114
127
DOCBOOKTOHTML=$(strip xsltproc --nonet --xinclude \
115
128
        --param make.year.ranges                1 \
128
141
        plugins.d/usplash plugins.d/splashy plugins.d/askpass-fifo \
129
142
        plugins.d/plymouth
130
143
PLUGIN_HELPERS:=plugin-helpers/mandos-client-iprouteadddel
131
 
CPROGS:=plugin-runner $(PLUGINS) $(PLUGIN_HELPERS)
 
144
CPROGS:=plugin-runner dracut-module/password-agent $(PLUGINS) \
 
145
        $(PLUGIN_HELPERS)
132
146
PROGS:=mandos mandos-keygen mandos-ctl mandos-monitor $(CPROGS)
133
147
DOCS:=mandos.8 mandos-keygen.8 mandos-monitor.8 mandos-ctl.8 \
134
148
        mandos.conf.5 mandos-clients.conf.5 plugin-runner.8mandos \
 
149
        dracut-module/password-agent.8mandos \
135
150
        plugins.d/mandos-client.8mandos \
136
151
        plugins.d/password-prompt.8mandos plugins.d/usplash.8mandos \
137
152
        plugins.d/splashy.8mandos plugins.d/askpass-fifo.8mandos \
141
156
 
142
157
objects:=$(addsuffix .o,$(CPROGS))
143
158
 
 
159
.PHONY: all
144
160
all: $(PROGS) mandos.lsm
145
161
 
 
162
.PHONY: doc
146
163
doc: $(DOCS)
147
164
 
 
165
.PHONY: html
148
166
html: $(htmldocs)
149
167
 
150
168
%.5: %.xml common.ent legalnotice.xml
209
227
                overview.xml legalnotice.xml
210
228
        $(DOCBOOKTOHTML)
211
229
 
 
230
dracut-module/password-agent.8mandos: \
 
231
                dracut-module/password-agent.xml common.ent \
 
232
                overview.xml legalnotice.xml
 
233
        $(DOCBOOKTOMAN)
 
234
dracut-module/password-agent.8mandos.xhtml: \
 
235
                dracut-module/password-agent.xml common.ent \
 
236
                overview.xml legalnotice.xml
 
237
        $(DOCBOOKTOHTML)
 
238
 
212
239
plugins.d/mandos-client.8mandos: plugins.d/mandos-client.xml \
213
240
                                        common.ent \
214
241
                                        mandos-options.xml \
258
285
                $@)
259
286
 
260
287
# Need to add the GnuTLS, Avahi and GPGME libraries
261
 
plugins.d/mandos-client: plugins.d/mandos-client.c
262
 
        $(LINK.c) $^ $(GNUTLS_CFLAGS) $(AVAHI_CFLAGS) $(strip\
263
 
                ) $(GPGME_CFLAGS) $(GNUTLS_LIBS) $(strip\
264
 
                ) $(AVAHI_LIBS) $(GPGME_LIBS) $(LOADLIBES) $(strip\
265
 
                ) $(LDLIBS) -o $@
 
288
plugins.d/mandos-client: CFLAGS += $(GNUTLS_CFLAGS) $(strip \
 
289
        ) $(AVAHI_CFLAGS) $(GPGME_CFLAGS)
 
290
plugins.d/mandos-client: LDLIBS += $(GNUTLS_LIBS) $(strip \
 
291
        ) $(AVAHI_LIBS) $(GPGME_LIBS)
266
292
 
267
293
# Need to add the libnl-route library
268
 
plugin-helpers/mandos-client-iprouteadddel: plugin-helpers/mandos-client-iprouteadddel.c
269
 
        $(LINK.c) $(LIBNL3_CFLAGS) $^ $(LIBNL3_LIBS) $(strip\
270
 
                ) $(LOADLIBES) $(LDLIBS) -o $@
271
 
 
272
 
.PHONY : all doc html clean distclean mostlyclean maintainer-clean \
273
 
        check run-client run-server install install-html \
274
 
        install-server install-client-nokey install-client uninstall \
275
 
        uninstall-server uninstall-client purge purge-server \
276
 
        purge-client
277
 
 
 
294
plugin-helpers/mandos-client-iprouteadddel: CFLAGS += $(LIBNL3_CFLAGS)
 
295
plugin-helpers/mandos-client-iprouteadddel: LDLIBS += $(LIBNL3_LIBS)
 
296
 
 
297
# Need to add the GLib and pthread libraries
 
298
dracut-module/password-agent: CFLAGS += $(GLIB_CFLAGS)
 
299
dracut-module/password-agent: LDLIBS += $(GLIB_LIBS) -lpthread
 
300
 
 
301
.PHONY: clean
278
302
clean:
279
303
        -rm --force $(CPROGS) $(objects) $(htmldocs) $(DOCS) core
280
304
 
 
305
.PHONY: distclean
281
306
distclean: clean
 
307
.PHONY: mostlyclean
282
308
mostlyclean: clean
 
309
.PHONY: maintainer-clean
283
310
maintainer-clean: clean
284
311
        -rm --force --recursive keydir confdir statedir
285
312
 
 
313
.PHONY: check
286
314
check: all
287
315
        ./mandos --check
288
316
        ./mandos-ctl --check
289
317
        ./mandos-keygen --version
290
318
        ./plugin-runner --version
291
319
        ./plugin-helpers/mandos-client-iprouteadddel --version
 
320
        ./dracut-module/password-agent --test
292
321
 
293
322
# Run the client with a local config and key
294
 
run-client: all keydir/seckey.txt keydir/pubkey.txt keydir/tls-privkey.pem keydir/tls-pubkey.pem
295
 
        @echo "###################################################################"
296
 
        @echo "# The following error messages are harmless and can be safely     #"
297
 
        @echo "# ignored:                                                        #"
298
 
        @echo "# From plugin-runner: setgid: Operation not permitted             #"
299
 
        @echo "#                     setuid: Operation not permitted             #"
300
 
        @echo "# From askpass-fifo:  mkfifo: Permission denied                   #"
301
 
        @echo "# From mandos-client:                                             #"
302
 
        @echo "#             Failed to raise privileges: Operation not permitted #"
303
 
        @echo "#             Warning: network hook \"*\" exited with status *      #"
304
 
        @echo "#                                                                 #"
305
 
        @echo "# (The messages are caused by not running as root, but you should #"
306
 
        @echo "# NOT run \"make run-client\" as root unless you also unpacked and  #"
307
 
        @echo "# compiled Mandos as root, which is also NOT recommended.)        #"
308
 
        @echo "###################################################################"
 
323
.PHONY: run-client
 
324
run-client: all keydir/seckey.txt keydir/pubkey.txt \
 
325
                        keydir/tls-privkey.pem keydir/tls-pubkey.pem
 
326
        @echo '######################################################'
 
327
        @echo '# The following error messages are harmless and can  #'
 
328
        @echo '#  be safely ignored:                                #'
 
329
        @echo '## From plugin-runner:                               #'
 
330
        @echo '# setgid: Operation not permitted                    #'
 
331
        @echo '# setuid: Operation not permitted                    #'
 
332
        @echo '## From askpass-fifo:                                #'
 
333
        @echo '# mkfifo: Permission denied                          #'
 
334
        @echo '## From mandos-client:                               #'
 
335
        @echo '# Failed to raise privileges: Operation not permi... #'
 
336
        @echo '# Warning: network hook "*" exited with status *     #'
 
337
        @echo '# ioctl SIOCSIFFLAGS +IFF_UP: Operation not permi... #'
 
338
        @echo '# Failed to bring up interface "*": Operation not... #'
 
339
        @echo '#                                                    #'
 
340
        @echo '# (The messages are caused by not running as root,   #'
 
341
        @echo '# but you should NOT run "make run-client" as root   #'
 
342
        @echo '# unless you also unpacked and compiled Mandos as    #'
 
343
        @echo '# root, which is also NOT recommended.)              #'
 
344
        @echo '######################################################'
309
345
# We set GNOME_KEYRING_CONTROL to block pam_gnome_keyring
310
346
        ./plugin-runner --plugin-dir=plugins.d \
311
347
                --plugin-helper-dir=plugin-helpers \
320
356
        ./mandos-keygen --dir keydir --force
321
357
 
322
358
# Run the server with a local config
 
359
.PHONY: run-server
323
360
run-server: confdir/mandos.conf confdir/clients.conf statedir
324
361
        ./mandos --debug --no-dbus --configdir=confdir \
325
362
                --statedir=statedir $(SERVERARGS)
336
373
statedir:
337
374
        install --directory statedir
338
375
 
 
376
.PHONY: install
339
377
install: install-server install-client-nokey
340
378
 
 
379
.PHONY: install-html
341
380
install-html: html
342
381
        install --directory $(htmldir)
343
382
        install --mode=u=rw,go=r --target-directory=$(htmldir) \
344
383
                $(htmldocs)
345
384
 
 
385
.PHONY: install-server
346
386
install-server: doc
347
387
        install --directory $(CONFDIR)
348
388
        if install --directory --mode=u=rwx --owner=$(USER) \
351
391
        elif install --directory --mode=u=rwx $(STATEDIR); then \
352
392
                chown -- $(USER):$(GROUP) $(STATEDIR) || :; \
353
393
        fi
354
 
        if [ "$(TMPFILES)" != "$(DESTDIR)" -a -d "$(TMPFILES)" ]; then \
 
394
        if [ "$(TMPFILES)" != "$(DESTDIR)" \
 
395
                        -a -d "$(TMPFILES)" ]; then \
355
396
                install --mode=u=rw,go=r tmpfiles.d-mandos.conf \
356
397
                        $(TMPFILES)/mandos.conf; \
357
398
        fi
 
399
        if [ "$(SYSUSERS)" != "$(DESTDIR)" \
 
400
                        -a -d "$(SYSUSERS)" ]; then \
 
401
                install --mode=u=rw,go=r sysusers.d-mandos.conf \
 
402
                        $(SYSUSERS)/mandos.conf; \
 
403
        fi
358
404
        install --mode=u=rwx,go=rx mandos $(PREFIX)/sbin/mandos
359
405
        install --mode=u=rwx,go=rx --target-directory=$(PREFIX)/sbin \
360
406
                mandos-ctl
389
435
        gzip --best --to-stdout intro.8mandos \
390
436
                > $(MANDIR)/man8/intro.8mandos.gz
391
437
 
 
438
.PHONY: install-client-nokey
392
439
install-client-nokey: all doc
393
440
        install --directory $(LIBDIR)/mandos $(CONFDIR)
394
441
        install --directory --mode=u=rwx $(KEYDIR) \
395
442
                $(LIBDIR)/mandos/plugins.d \
396
443
                $(LIBDIR)/mandos/plugin-helpers
 
444
        if [ "$(SYSUSERS)" != "$(DESTDIR)" \
 
445
                        -a -d "$(SYSUSERS)" ]; then \
 
446
                install --mode=u=rw,go=r sysusers.d-mandos.conf \
 
447
                        $(SYSUSERS)/mandos-client.conf; \
 
448
        fi
397
449
        if [ "$(CONFDIR)" != "$(LIBDIR)/mandos" ]; then \
398
450
                install --mode=u=rwx \
399
451
                        --directory "$(CONFDIR)/plugins.d" \
404
456
        install --mode=u=rwx,go=rx \
405
457
                --target-directory=$(LIBDIR)/mandos plugin-runner
406
458
        install --mode=u=rwx,go=rx \
407
 
                --target-directory=$(LIBDIR)/mandos mandos-to-cryptroot-unlock
 
459
                --target-directory=$(LIBDIR)/mandos \
 
460
                mandos-to-cryptroot-unlock
408
461
        install --mode=u=rwx,go=rx --target-directory=$(PREFIX)/sbin \
409
462
                mandos-keygen
410
463
        install --mode=u=rwx,go=rx \
438
491
                $(INITRAMFSTOOLS)/scripts/init-premount/mandos
439
492
        install initramfs-tools-script-stop \
440
493
                $(INITRAMFSTOOLS)/scripts/local-premount/mandos
 
494
        install --directory $(DRACUTMODULE)
 
495
        install --mode=u=rw,go=r --target-directory=$(DRACUTMODULE) \
 
496
                dracut-module/ask-password-mandos.path \
 
497
                dracut-module/ask-password-mandos.service
 
498
        install --mode=u=rwxs,go=rx \
 
499
                --target-directory=$(DRACUTMODULE) \
 
500
                dracut-module/module-setup.sh \
 
501
                dracut-module/cmdline-mandos.sh \
 
502
                dracut-module/password-agent
441
503
        install --mode=u=rw,go=r plugin-runner.conf $(CONFDIR)
442
504
        gzip --best --to-stdout mandos-keygen.8 \
443
505
                > $(MANDIR)/man8/mandos-keygen.8.gz
455
517
                > $(MANDIR)/man8/askpass-fifo.8mandos.gz
456
518
        gzip --best --to-stdout plugins.d/plymouth.8mandos \
457
519
                > $(MANDIR)/man8/plymouth.8mandos.gz
 
520
        gzip --best --to-stdout dracut-module/password-agent.8mandos \
 
521
                > $(MANDIR)/man8/password-agent.8mandos.gz
458
522
 
 
523
.PHONY: install-client
459
524
install-client: install-client-nokey
460
525
# Post-installation stuff
461
526
        -$(PREFIX)/sbin/mandos-keygen --dir "$(KEYDIR)"
462
 
        update-initramfs -k all -u
 
527
        if command -v update-initramfs >/dev/null; then \
 
528
            update-initramfs -k all -u; \
 
529
        elif command -v dracut >/dev/null; then \
 
530
            for initrd in $(DESTDIR)/boot/initr*-$(LINUXVERSION); do \
 
531
                if [ -w "$$initrd" ]; then \
 
532
                    chmod go-r "$$initrd"; \
 
533
                    dracut --force "$$initrd"; \
 
534
                fi; \
 
535
            done; \
 
536
        fi
463
537
        echo "Now run mandos-keygen --password --dir $(KEYDIR)"
464
538
 
 
539
.PHONY: uninstall
465
540
uninstall: uninstall-server uninstall-client
466
541
 
 
542
.PHONY: uninstall-server
467
543
uninstall-server:
468
544
        -rm --force $(PREFIX)/sbin/mandos \
469
545
                $(PREFIX)/sbin/mandos-ctl \
476
552
        update-rc.d -f mandos remove
477
553
        -rmdir $(CONFDIR)
478
554
 
 
555
.PHONY: uninstall-client
479
556
uninstall-client:
480
557
# Refuse to uninstall client if /etc/crypttab is explicitly configured
481
558
# to use it.
492
569
                $(INITRAMFSTOOLS)/hooks/mandos \
493
570
                $(INITRAMFSTOOLS)/conf-hooks.d/mandos \
494
571
                $(INITRAMFSTOOLS)/scripts/init-premount/mandos \
 
572
                $(INITRAMFSTOOLS)/scripts/local-premount/mandos \
 
573
                $(DRACUTMODULE)/ask-password-mandos.path \
 
574
                $(DRACUTMODULE)/ask-password-mandos.service \
 
575
                $(DRACUTMODULE)/module-setup.sh \
 
576
                $(DRACUTMODULE)/cmdline-mandos.sh \
 
577
                $(DRACUTMODULE)/password-agent \
495
578
                $(MANDIR)/man8/mandos-keygen.8.gz \
496
579
                $(MANDIR)/man8/plugin-runner.8mandos.gz \
497
580
                $(MANDIR)/man8/mandos-client.8mandos.gz
500
583
                $(MANDIR)/man8/splashy.8mandos.gz \
501
584
                $(MANDIR)/man8/askpass-fifo.8mandos.gz \
502
585
                $(MANDIR)/man8/plymouth.8mandos.gz \
 
586
                $(MANDIR)/man8/password-agent.8mandos.gz \
503
587
        -rmdir $(LIBDIR)/mandos/plugins.d $(CONFDIR)/plugins.d \
504
 
                 $(LIBDIR)/mandos $(CONFDIR) $(KEYDIR)
505
 
        update-initramfs -k all -u
 
588
                 $(LIBDIR)/mandos $(CONFDIR) $(KEYDIR) $(DRACUTMODULE)
 
589
        if command -v update-initramfs >/dev/null; then \
 
590
            update-initramfs -k all -u; \
 
591
        elif command -v dracut >/dev/null; then \
 
592
            for initrd in $(DESTDIR)/boot/initr*-$(LINUXVERSION); do \
 
593
                test -w "$$initrd" && dracut --force "$$initrd"; \
 
594
            done; \
 
595
        fi
506
596
 
 
597
.PHONY: purge
507
598
purge: purge-server purge-client
508
599
 
 
600
.PHONY: purge-server
509
601
purge-server: uninstall-server
510
602
        -rm --force $(CONFDIR)/mandos.conf $(CONFDIR)/clients.conf \
511
603
                $(DESTDIR)/etc/dbus-1/system.d/mandos.conf
516
608
                $(DESTDIR)/var/run/mandos.pid
517
609
        -rmdir $(CONFDIR)
518
610
 
 
611
.PHONY: purge-client
519
612
purge-client: uninstall-client
520
613
        -shred --remove $(KEYDIR)/seckey.txt $(KEYDIR)/tls-privkey.pem
521
614
        -rm --force $(CONFDIR)/plugin-runner.conf \