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nicer stacktrace when mandos-monitor fail during startup

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Makefile
1
 
WARN=-O -Wall -Wextra -Wdouble-promotion -Wformat=2 -Winit-self \
2
 
        -Wmissing-include-dirs -Wswitch-default -Wswitch-enum \
3
 
        -Wunused -Wuninitialized -Wstrict-overflow=5 \
4
 
        -Wsuggest-attribute=pure -Wsuggest-attribute=const \
5
 
        -Wsuggest-attribute=noreturn -Wfloat-equal -Wundef -Wshadow \
 
1
WARN=-O -Wall -Wformat=2 -Winit-self -Wmissing-include-dirs \
 
2
        -Wswitch-default -Wswitch-enum -Wunused-parameter \
 
3
        -Wstrict-aliasing=1 -Wextra -Wfloat-equal -Wundef -Wshadow \
6
4
        -Wunsafe-loop-optimizations -Wpointer-arith \
7
5
        -Wbad-function-cast -Wcast-qual -Wcast-align -Wwrite-strings \
8
 
        -Wconversion -Wlogical-op -Waggregate-return \
9
 
        -Wstrict-prototypes -Wold-style-definition \
10
 
        -Wmissing-format-attribute -Wnormalized=nfc -Wpacked \
11
 
        -Wredundant-decls -Wnested-externs -Winline -Wvla \
12
 
        -Wvolatile-register-var -Woverlength-strings
 
6
        -Wconversion -Wstrict-prototypes -Wold-style-definition \
 
7
        -Wpacked -Wnested-externs -Winline -Wvolatile-register-var
 
8
#       -Wunreachable-code
13
9
#DEBUG=-ggdb3
14
 
# For info about _FORTIFY_SOURCE, see feature_test_macros(7)
 
10
# For info about _FORTIFY_SOURCE, see
 
11
# <http://www.kernel.org/doc/man-pages/online/pages/man7/feature_test_macros.7.html>
15
12
# and <http://gcc.gnu.org/ml/gcc-patches/2004-09/msg02055.html>.
16
13
FORTIFY=-D_FORTIFY_SOURCE=2 -fstack-protector-all -fPIC
17
 
# <https://developerblog.redhat.com/2014/10/16/gcc-undefined-behavior-sanitizer-ubsan/>
18
 
# The sanitizing options are available in GCC 4.9 and above.
19
 
ifeq ($(shell test $(shell $(CC) -dumpversion) \> 4.9-; echo $$?),0)
20
 
SANITIZE:=-fsanitize=address -fsanitize=undefined -fsanitize=shift \
21
 
        -fsanitize=integer-divide-by-zero -fsanitize=unreachable \
22
 
        -fsanitize=vla-bound -fsanitize=null -fsanitize=return \
23
 
        -fsanitize=signed-integer-overflow
24
 
# GCC 5.3 has some more sanitizing options
25
 
ifeq ($(shell test $(shell $(CC) -dumpversion) \> 5.3-; echo $$?),0)
26
 
SANITIZE+=-fsanitize=bounds -fsanitize=alignment \
27
 
        -fsanitize=object-size -fsanitize=float-divide-by-zero \
28
 
        -fsanitize=float-cast-overflow -fsanitize=nonnull-attribute \
29
 
        -fsanitize=returns-nonnull-attribute -fsanitize=bool \
30
 
        -fsanitize=enum
31
 
endif
32
 
else
33
 
SANITIZE:=
34
 
endif
35
14
LINK_FORTIFY_LD=-z relro -z now
36
15
LINK_FORTIFY=
37
16
 
41
20
LINK_FORTIFY += -pie
42
21
endif
43
22
#COVERAGE=--coverage
44
 
OPTIMIZE=-Os -fno-strict-aliasing
45
 
LANGUAGE=-std=gnu11
 
23
OPTIMIZE=-Os
 
24
LANGUAGE=-std=gnu99
46
25
htmldir=man
47
 
version=1.7.1
 
26
version=1.4.1
48
27
SED=sed
49
28
 
50
29
USER=$(firstword $(subst :, ,$(shell getent passwd _mandos || getent passwd nobody || echo 65534)))
57
36
# MANDIR=$(PREFIX)/man
58
37
# INITRAMFSTOOLS=$(DESTDIR)/etc/initramfs-tools
59
38
# STATEDIR=$(DESTDIR)/var/lib/mandos
60
 
# LIBDIR=$(PREFIX)/lib
61
39
##
62
40
 
63
41
## These settings are for a package-type install
67
45
MANDIR=$(PREFIX)/share/man
68
46
INITRAMFSTOOLS=$(DESTDIR)/usr/share/initramfs-tools
69
47
STATEDIR=$(DESTDIR)/var/lib/mandos
70
 
LIBDIR=$(shell \
71
 
        for d in \
72
 
        "/usr/lib/`dpkg-architecture -qDEB_HOST_MULTIARCH 2>/dev/null`" \
73
 
        "`rpm --eval='%{_libdir}' 2>/dev/null`" /usr/lib; do \
74
 
                if [ -d "$$d" -a "$$d" = "$${d%/}" ]; then \
75
 
                        echo "$(DESTDIR)$$d"; \
76
 
                        break; \
77
 
                fi; \
78
 
        done)
79
48
##
80
49
 
81
 
SYSTEMD=$(DESTDIR)$(shell pkg-config systemd --variable=systemdsystemunitdir)
82
 
 
83
50
GNUTLS_CFLAGS=$(shell pkg-config --cflags-only-I gnutls)
84
51
GNUTLS_LIBS=$(shell pkg-config --libs gnutls)
85
52
AVAHI_CFLAGS=$(shell pkg-config --cflags-only-I avahi-core)
87
54
GPGME_CFLAGS=$(shell gpgme-config --cflags; getconf LFS_CFLAGS)
88
55
GPGME_LIBS=$(shell gpgme-config --libs; getconf LFS_LIBS; \
89
56
        getconf LFS_LDFLAGS)
90
 
LIBNL3_CFLAGS=$(shell pkg-config --cflags-only-I libnl-route-3.0)
91
 
LIBNL3_LIBS=$(shell pkg-config --libs libnl-route-3.0)
92
57
 
93
58
# Do not change these two
94
 
CFLAGS+=$(WARN) $(DEBUG) $(FORTIFY) $(SANITIZE) $(COVERAGE) \
95
 
        $(OPTIMIZE) $(LANGUAGE) $(GNUTLS_CFLAGS) $(AVAHI_CFLAGS) \
96
 
        $(GPGME_CFLAGS) -DVERSION='"$(version)"'
97
 
LDFLAGS+=-Xlinker --as-needed $(COVERAGE) $(LINK_FORTIFY) $(foreach flag,$(LINK_FORTIFY_LD),-Xlinker $(flag))
 
59
CFLAGS=$(WARN) $(DEBUG) $(FORTIFY) $(COVERAGE) $(OPTIMIZE) \
 
60
        $(LANGUAGE) $(GNUTLS_CFLAGS) $(AVAHI_CFLAGS) $(GPGME_CFLAGS) \
 
61
        -DVERSION='"$(version)"'
 
62
LDFLAGS=-Xlinker --as-needed $(COVERAGE) $(LINK_FORTIFY) $(foreach flag,$(LINK_FORTIFY_LD),-Xlinker $(flag))
98
63
 
99
64
# Commands to format a DocBook <refentry> document into a manual page
100
65
DOCBOOKTOMAN=$(strip cd $(dir $<); xsltproc --nonet --xinclude \
103
68
        --param make.single.year.ranges         1 \
104
69
        --param man.output.quietly              1 \
105
70
        --param man.authors.section.enabled     0 \
106
 
        /usr/share/xml/docbook/stylesheet/nwalsh/manpages/docbook.xsl \
 
71
         /usr/share/xml/docbook/stylesheet/nwalsh/manpages/docbook.xsl \
107
72
        $(notdir $<); \
108
 
        if locale --all 2>/dev/null | grep --regexp='^en_US\.utf8$$' \
109
 
        && type man 2>/dev/null; then LANG=en_US.UTF-8 MANWIDTH=80 \
110
 
        man --warnings --encoding=UTF-8 --local-file $(notdir $@); \
111
 
        fi >/dev/null)
 
73
        $(MANPOST) $(notdir $@);\
 
74
        LANG=en_US.UTF-8 MANWIDTH=80 man --warnings --encoding=UTF-8 \
 
75
        --local-file $(notdir $@) >/dev/null)
 
76
# DocBook-to-man post-processing to fix a '\n' escape bug
 
77
MANPOST=$(SED) --in-place --expression='s,\\\\en,\\en,g;s,\\n,\\en,g'
112
78
 
113
79
DOCBOOKTOHTML=$(strip xsltproc --nonet --xinclude \
114
80
        --param make.year.ranges                1 \
126
92
PLUGINS=plugins.d/password-prompt plugins.d/mandos-client \
127
93
        plugins.d/usplash plugins.d/splashy plugins.d/askpass-fifo \
128
94
        plugins.d/plymouth
129
 
PLUGIN_HELPERS=plugin-helpers/mandos-client-iprouteadddel
130
 
CPROGS=plugin-runner $(PLUGINS) $(PLUGIN_HELPERS)
 
95
CPROGS=plugin-runner $(PLUGINS)
131
96
PROGS=mandos mandos-keygen mandos-ctl mandos-monitor $(CPROGS)
132
97
DOCS=mandos.8 mandos-keygen.8 mandos-monitor.8 mandos-ctl.8 \
133
98
        mandos.conf.5 mandos-clients.conf.5 plugin-runner.8mandos \
260
225
        $(LINK.c) $^ -lrt $(GNUTLS_LIBS) $(AVAHI_LIBS) $(strip\
261
226
                ) $(GPGME_LIBS) $(LOADLIBES) $(LDLIBS) -o $@
262
227
 
263
 
plugin-helpers/mandos-client-iprouteadddel: plugin-helpers/mandos-client-iprouteadddel.c
264
 
        $(LINK.c) $(LIBNL3_CFLAGS) $^ $(LIBNL3_LIBS) $(strip\
265
 
                ) $(LOADLIBES) $(LDLIBS) -o $@
266
 
 
267
 
.PHONY : all doc html clean distclean mostlyclean maintainer-clean \
268
 
        check run-client run-server install install-html \
269
 
        install-server install-client-nokey install-client uninstall \
270
 
        uninstall-server uninstall-client purge purge-server \
271
 
        purge-client
 
228
.PHONY : all doc html clean distclean run-client run-server install \
 
229
        install-server install-client uninstall uninstall-server \
 
230
        uninstall-client purge purge-server purge-client
272
231
 
273
232
clean:
274
233
        -rm --force $(CPROGS) $(objects) $(htmldocs) $(DOCS) core
280
239
 
281
240
check:  all
282
241
        ./mandos --check
283
 
        ./mandos-ctl --check
284
242
 
285
243
# Run the client with a local config and key
286
244
run-client: all keydir/seckey.txt keydir/pubkey.txt
289
247
        @echo "# ignored.  The messages are caused by not running as root, but   #"
290
248
        @echo "# you should NOT run \"make run-client\" as root unless you also    #"
291
249
        @echo "# unpacked and compiled Mandos as root, which is NOT recommended. #"
292
 
        @echo "# From plugin-runner: setgid: Operation not permitted             #"
293
 
        @echo "#                     setuid: Operation not permitted             #"
 
250
        @echo "# From plugin-runner: setuid: Operation not permitted             #"
294
251
        @echo "# From askpass-fifo:  mkfifo: Permission denied                   #"
295
 
        @echo "# From mandos-client:                                             #"
296
 
        @echo "#             Failed to raise privileges: Operation not permitted #"
297
 
        @echo "#             Warning: network hook \"*\" exited with status *      #"
 
252
        @echo "# From mandos-client: setuid: Operation not permitted             #"
 
253
        @echo "#                     seteuid: Operation not permitted            #"
 
254
        @echo "#                     klogctl: Operation not permitted            #"
298
255
        @echo "###################################################################"
299
 
# We set GNOME_KEYRING_CONTROL to block pam_gnome_keyring
300
256
        ./plugin-runner --plugin-dir=plugins.d \
301
 
                --plugin-helper-dir=plugin-helpers \
302
257
                --config-file=plugin-runner.conf \
303
258
                --options-for=mandos-client:--seckey=keydir/seckey.txt,--pubkey=keydir/pubkey.txt,--network-hook-dir=network-hooks.d \
304
 
                --env-for=mandos-client:GNOME_KEYRING_CONTROL= \
305
259
                $(CLIENTARGS)
306
260
 
307
261
# Used by run-client
310
264
        ./mandos-keygen --dir keydir --force
311
265
 
312
266
# Run the server with a local config
313
 
run-server: confdir/mandos.conf confdir/clients.conf statedir
 
267
run-server: confdir/mandos.conf confdir/clients.conf
314
268
        ./mandos --debug --no-dbus --configdir=confdir \
315
269
                --statedir=statedir $(SERVERARGS)
316
270
 
322
276
        install --directory confdir
323
277
        install --mode=u=rw $< $@
324
278
# Add a client password
325
 
        ./mandos-keygen --dir keydir --password --no-ssh >> $@
 
279
        ./mandos-keygen --dir keydir --password >> $@
326
280
statedir:
327
281
        install --directory statedir
328
282
 
335
289
 
336
290
install-server: doc
337
291
        install --directory $(CONFDIR)
338
 
        if install --directory --mode=u=rwx --owner=$(USER) \
339
 
                --group=$(GROUP) $(STATEDIR); then \
340
 
                :; \
341
 
        elif install --directory --mode=u=rwx $(STATEDIR); then \
342
 
                chown -- $(USER):$(GROUP) $(STATEDIR) || :; \
343
 
        fi
 
292
        install --directory --mode=u=rwx --owner=$(USER) \
 
293
                --group=$(GROUP) $(STATEDIR)
344
294
        install --mode=u=rwx,go=rx mandos $(PREFIX)/sbin/mandos
345
295
        install --mode=u=rwx,go=rx --target-directory=$(PREFIX)/sbin \
346
296
                mandos-ctl
354
304
                $(DESTDIR)/etc/dbus-1/system.d/mandos.conf
355
305
        install --mode=u=rwx,go=rx init.d-mandos \
356
306
                $(DESTDIR)/etc/init.d/mandos
357
 
        if [ "$(SYSTEMD)" != "$(DESTDIR)" -a -d "$(SYSTEMD)" ]; then \
358
 
                install --mode=u=rw,go=r mandos.service $(SYSTEMD); \
359
 
        fi
360
307
        install --mode=u=rw,go=r default-mandos \
361
308
                $(DESTDIR)/etc/default/mandos
362
309
        if [ -z $(DESTDIR) ]; then \
372
319
                > $(MANDIR)/man5/mandos.conf.5.gz
373
320
        gzip --best --to-stdout mandos-clients.conf.5 \
374
321
                > $(MANDIR)/man5/mandos-clients.conf.5.gz
375
 
        gzip --best --to-stdout intro.8mandos \
376
 
                > $(MANDIR)/man8/intro.8mandos.gz
377
322
 
378
323
install-client-nokey: all doc
379
 
        install --directory $(LIBDIR)/mandos $(CONFDIR)
 
324
        install --directory $(PREFIX)/lib/mandos $(CONFDIR)
380
325
        install --directory --mode=u=rwx $(KEYDIR) \
381
 
                $(LIBDIR)/mandos/plugins.d \
382
 
                $(LIBDIR)/mandos/plugin-helpers
383
 
        if [ "$(CONFDIR)" != "$(LIBDIR)/mandos" ]; then \
 
326
                $(PREFIX)/lib/mandos/plugins.d
 
327
        if [ "$(CONFDIR)" != "$(PREFIX)/lib/mandos" ]; then \
384
328
                install --mode=u=rwx \
385
329
                        --directory "$(CONFDIR)/plugins.d"; \
386
 
                install --directory "$(CONFDIR)/plugin-helpers"; \
387
330
        fi
388
331
        install --mode=u=rwx,go=rx --directory \
389
332
                "$(CONFDIR)/network-hooks.d"
390
333
        install --mode=u=rwx,go=rx \
391
 
                --target-directory=$(LIBDIR)/mandos plugin-runner
 
334
                --target-directory=$(PREFIX)/lib/mandos plugin-runner
392
335
        install --mode=u=rwx,go=rx --target-directory=$(PREFIX)/sbin \
393
336
                mandos-keygen
394
337
        install --mode=u=rwx,go=rx \
395
 
                --target-directory=$(LIBDIR)/mandos/plugins.d \
 
338
                --target-directory=$(PREFIX)/lib/mandos/plugins.d \
396
339
                plugins.d/password-prompt
397
340
        install --mode=u=rwxs,go=rx \
398
 
                --target-directory=$(LIBDIR)/mandos/plugins.d \
 
341
                --target-directory=$(PREFIX)/lib/mandos/plugins.d \
399
342
                plugins.d/mandos-client
400
343
        install --mode=u=rwxs,go=rx \
401
 
                --target-directory=$(LIBDIR)/mandos/plugins.d \
 
344
                --target-directory=$(PREFIX)/lib/mandos/plugins.d \
402
345
                plugins.d/usplash
403
346
        install --mode=u=rwxs,go=rx \
404
 
                --target-directory=$(LIBDIR)/mandos/plugins.d \
 
347
                --target-directory=$(PREFIX)/lib/mandos/plugins.d \
405
348
                plugins.d/splashy
406
349
        install --mode=u=rwxs,go=rx \
407
 
                --target-directory=$(LIBDIR)/mandos/plugins.d \
 
350
                --target-directory=$(PREFIX)/lib/mandos/plugins.d \
408
351
                plugins.d/askpass-fifo
409
352
        install --mode=u=rwxs,go=rx \
410
 
                --target-directory=$(LIBDIR)/mandos/plugins.d \
 
353
                --target-directory=$(PREFIX)/lib/mandos/plugins.d \
411
354
                plugins.d/plymouth
412
 
        install --mode=u=rwxs,go=rx \
413
 
                --target-directory=$(LIBDIR)/mandos/plugin-helpers \
414
 
                plugin-helpers/mandos-client-iprouteadddel
415
355
        install initramfs-tools-hook \
416
356
                $(INITRAMFSTOOLS)/hooks/mandos
417
357
        install --mode=u=rw,go=r initramfs-tools-hook-conf \
462
402
        ! grep --regexp='^ *[^ #].*keyscript=[^,=]*/mandos/' \
463
403
                $(DESTDIR)/etc/crypttab
464
404
        -rm --force $(PREFIX)/sbin/mandos-keygen \
465
 
                $(LIBDIR)/mandos/plugin-runner \
466
 
                $(LIBDIR)/mandos/plugins.d/password-prompt \
467
 
                $(LIBDIR)/mandos/plugins.d/mandos-client \
468
 
                $(LIBDIR)/mandos/plugins.d/usplash \
469
 
                $(LIBDIR)/mandos/plugins.d/splashy \
470
 
                $(LIBDIR)/mandos/plugins.d/askpass-fifo \
471
 
                $(LIBDIR)/mandos/plugins.d/plymouth \
 
405
                $(PREFIX)/lib/mandos/plugin-runner \
 
406
                $(PREFIX)/lib/mandos/plugins.d/password-prompt \
 
407
                $(PREFIX)/lib/mandos/plugins.d/mandos-client \
 
408
                $(PREFIX)/lib/mandos/plugins.d/usplash \
 
409
                $(PREFIX)/lib/mandos/plugins.d/splashy \
 
410
                $(PREFIX)/lib/mandos/plugins.d/askpass-fifo \
 
411
                $(PREFIX)/lib/mandos/plugins.d/plymouth \
472
412
                $(INITRAMFSTOOLS)/hooks/mandos \
473
413
                $(INITRAMFSTOOLS)/conf-hooks.d/mandos \
474
414
                $(INITRAMFSTOOLS)/scripts/init-premount/mandos \
480
420
                $(MANDIR)/man8/splashy.8mandos.gz \
481
421
                $(MANDIR)/man8/askpass-fifo.8mandos.gz \
482
422
                $(MANDIR)/man8/plymouth.8mandos.gz \
483
 
        -rmdir $(LIBDIR)/mandos/plugins.d $(CONFDIR)/plugins.d \
484
 
                 $(LIBDIR)/mandos $(CONFDIR) $(KEYDIR)
 
423
        -rmdir $(PREFIX)/lib/mandos/plugins.d $(CONFDIR)/plugins.d \
 
424
                 $(PREFIX)/lib/mandos $(CONFDIR) $(KEYDIR)
485
425
        update-initramfs -k all -u
486
426
 
487
427
purge: purge-server purge-client
491
431
                $(DESTDIR)/etc/dbus-1/system.d/mandos.conf
492
432
                $(DESTDIR)/etc/default/mandos \
493
433
                $(DESTDIR)/etc/init.d/mandos \
494
 
                $(SYSTEMD)/mandos.service \
495
 
                $(DESTDIR)/run/mandos.pid \
496
434
                $(DESTDIR)/var/run/mandos.pid
497
435
        -rmdir $(CONFDIR)
498
436