Replaced lkl and lklk scripts with llk and llkk setuid0 programs that run...

Replaced lkl and lklk scripts with llk and llkk setuid0 programs that run logkeys-start.sh and logkeys-kill.sh.

git-svn-id: https://logkeys.googlecode.com/svn/trunk@42 c501e62c-e7d1-11de-a198-37193048d1ed

Makefile.am

 AUTOMAKE_OPTIONS = foreign
 SUBDIRS = src man scripts
-EXTRA_DIST = src/keytables.cc build man/logkeys.8 scripts/lkl scripts/lklk
\ No newline at end of file
+EXTRA_DIST = src/keytables.cc build man/logkeys.8 scripts/llk scripts/kllk
\ No newline at end of file

Makefile.in

@@ -191,7 +191,7 @@ top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 AUTOMAKE_OPTIONS = foreign
 SUBDIRS = src man scripts
-EXTRA_DIST = src/keytables.cc build man/logkeys.8 scripts/lkl scripts/lklk
+EXTRA_DIST = src/keytables.cc build man/logkeys.8 scripts/llk scripts/kllk
 all: config.h
 	$(MAKE) $(AM_MAKEFLAGS) all-recursive
 

README

@@ -58,15 +58,18 @@ A copy of these instructions is in the accompanying INSTALL file.
 ===============================================================================
 
 logkeys is simple. You can either invoke it directly, by typing full command 
-line, or use the provided scripts. There are two scripts in this package:
+line, or use the provided scripts. There are two helper programs in this 
+package:
 
- bin/lkl  , which starts the logkeys daemon, and
- bin/lklk , which kills it.
+ bin/llk  , which is intended to start the logkeys daemon, and
+ bin/llkk , which is intended to kill it.
+ 
+bin/llk runs etc/logkeys-start.sh, and bin/llkk rund etc/logkeys-kill.sh.
 
-You can use these two scripts for starting and stopping the keylogger quickly
-and covertly. You can modify the scripts as you like.
-Note that logkeys is installed setuid, so the root password need not be
-provided at runtime.
+You can use these two setuid root programs for starting and stopping the 
+keylogger quickly and covertly. You can modify the .sh scripts as you like.
+As the programs are installed setuid, the root password need not be provided 
+at runtime.
 
 Default log file is /var/log/logkeys.log and is not readable by others.
 
@@ -110,13 +113,13 @@ missing or incorrectly determined mappings. From then on, execute logkeys by
  $ logkeys --start --keymap my_lang.keymap
 
 Again, see if it now works correctly (character keys appear correct when you
-are viewing the log file in editor), and opt to modify bin/lkl starter script.
+are viewing the log file in editor), and opt to modify bin/llk starter script.
 
 logkeys acts as a daemon, and you stop the running logger process with
 
  $ logkeys --kill
 
-(or bin/lklk provided script).
+(or bin/llkk provided script).
 
 For more information about logkeys log file format, logkeys keymap format, and
 command line arguments, read the application manual,

man/logkeys.8

@@ -22,8 +22,11 @@ and function keys, while also being fully aware of Shift and AltGr key modifiers
 It tries to automatically determine the correct input device, and may in some cases
 also get the character keys mapping right.
 .PP
-It is installed setuid root and may be invoked by any user anytime, either directly
-or using the accompanying \fBlkl\fR and \fBlklk\fR scripts.
+Two helper \fBsetuid root\fR programs are shipped with logkeys. \fIllk\fR, which runs 
+\fIetc/logkeys-start.sh\fR script, and \fIllkk\fR, which runs \fIetc/logkeys-kill.sh\fR script.
+Because llk and llkk are installed setuid root, you can edit the two .sh scripts
+(mostly just logkeys-start.sh) to your preference, then issue logkeys via llk whenever 
+you have to run it covertly (e.g. when you don't want to su to root or type sudo password).
 .SH OPTIONS
 Non-optional arguments are required for short options too.
 .TP
@@ -111,7 +114,7 @@ Using US keyboard layout, one example log file could look like:
 .IP
 Logging started ...
 .IP
-2009-12-11 09:58:17+0100 > lkl
+2009-12-11 09:58:17+0100 > llk
 .br
 2009-12-11 09:58:20+0100 > sudo cp <RShift>~/foo.<Tab> /usr/bin
 .br
@@ -121,7 +124,7 @@ Logging started ...
 .br
 2009-12-11 09:58:44+0100 > c<#+53><BckSp><#+34><LCtrl>c
 .br
-2009-12-11 09:58:54+0100 > lklk
+2009-12-11 09:58:54+0100 > llkk
 .IP
 Logging stopped at 2009-12-11 09:58:54+0100
 .PP
@@ -130,7 +133,7 @@ option, it would look like:
 .IP
 Logging started ...
 .IP
-2009-12-11 09:58:17+0100 > lkl
+2009-12-11 09:58:17+0100 > llk
 .br
 2009-12-11 09:58:20+0100 > sudo cp ~/foo.  /usr/bin
 .br
@@ -140,7 +143,7 @@ Logging started ...
 .br
 2009-12-11 09:58:44+0100 > c<#+53>c
 .br
-2009-12-11 09:58:54+0100 > lklk
+2009-12-11 09:58:54+0100 > llkk
 .IP
 Logging stopped at 2009-12-11 09:58:54+0100
 .PP
@@ -206,12 +209,18 @@ To start logging to default log file with a custom keymap:
 .IP
 $ logkeys --start --keymap my_keymap
 .PP
+To use a custom event device (e.g. /dev/input/event4):
+.IP
+$ logkeys --start --device /dev/input/event4  # or just
+.br
+$ logkeys --start --device event4
+.PP
 To end running logkeys process:
 .IP
 $ logkeys --kill
 .PP
-After updated to one's liking, helper scripts \fI/usr/bin/lkl\fR (start) and 
-\fI/usr/bin/lklk\fR (kill) can be used as well.
+After \fIetc/logkeys-start.sh\fR is updated to one's liking, helper programs \fIbin/llk\fR (start) and 
+\fIbin/llkk\fR (kill) can be used as well.
 .SH BUGS
 logkeys relies on numeric output of \fIdumpkeys\fR(1), which \fIkeymaps\fR(5)
 manual page specifically discourages as unportable.

scripts/Makefile.am

-bin_SCRIPTS = lkl lklk
\ No newline at end of file
+#myconfdir=$(prefix)/etc
+myconfdir=$(sysconfdir)
+myconf_SCRIPTS = logkeys-start.sh logkeys-kill.sh

scripts/Makefile.in

@@ -63,8 +63,8 @@ am__nobase_list = $(am__nobase_strip_setup); \
 am__base_list = \
   sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
   sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
-am__installdirs = "$(DESTDIR)$(bindir)"
-SCRIPTS = $(bin_SCRIPTS)
+am__installdirs = "$(DESTDIR)$(myconfdir)"
+SCRIPTS = $(myconf_SCRIPTS)
 SOURCES =
 DIST_SOURCES =
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
@@ -158,7 +158,10 @@ target_alias = @target_alias@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-bin_SCRIPTS = lkl lklk
+
+#myconfdir=$(prefix)/etc
+myconfdir = $(sysconfdir)
+myconf_SCRIPTS = logkeys-start.sh logkeys-kill.sh
 all: all-am
 
 .SUFFIXES:
@@ -192,10 +195,10 @@ $(top_srcdir)/configure:  $(am__configure_deps)
 $(ACLOCAL_M4):  $(am__aclocal_m4_deps)
 	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
 $(am__aclocal_m4_deps):
-install-binSCRIPTS: $(bin_SCRIPTS)
+install-myconfSCRIPTS: $(myconf_SCRIPTS)
 	@$(NORMAL_INSTALL)
-	test -z "$(bindir)" || $(MKDIR_P) "$(DESTDIR)$(bindir)"
-	@list='$(bin_SCRIPTS)'; test -n "$(bindir)" || list=; \
+	test -z "$(myconfdir)" || $(MKDIR_P) "$(DESTDIR)$(myconfdir)"
+	@list='$(myconf_SCRIPTS)'; test -n "$(myconfdir)" || list=; \
 	for p in $$list; do \
 	  if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \
 	  if test -f "$$d$$p"; then echo "$$d$$p"; echo "$$p"; else :; fi; \
@@ -213,19 +216,19 @@ install-binSCRIPTS: $(bin_SCRIPTS)
 	while read type dir files; do \
 	     if test "$$dir" = .; then dir=; else dir=/$$dir; fi; \
 	     test -z "$$files" || { \
-	       echo " $(INSTALL_SCRIPT) $$files '$(DESTDIR)$(bindir)$$dir'"; \
-	       $(INSTALL_SCRIPT) $$files "$(DESTDIR)$(bindir)$$dir" || exit $$?; \
+	       echo " $(INSTALL_SCRIPT) $$files '$(DESTDIR)$(myconfdir)$$dir'"; \
+	       $(INSTALL_SCRIPT) $$files "$(DESTDIR)$(myconfdir)$$dir" || exit $$?; \
 	     } \
 	; done
 
-uninstall-binSCRIPTS:
+uninstall-myconfSCRIPTS:
 	@$(NORMAL_UNINSTALL)
-	@list='$(bin_SCRIPTS)'; test -n "$(bindir)" || exit 0; \
+	@list='$(myconf_SCRIPTS)'; test -n "$(myconfdir)" || exit 0; \
 	files=`for p in $$list; do echo "$$p"; done | \
 	       sed -e 's,.*/,,;$(transform)'`; \
 	test -n "$$list" || exit 0; \
-	echo " ( cd '$(DESTDIR)$(bindir)' && rm -f" $$files ")"; \
-	cd "$(DESTDIR)$(bindir)" && rm -f $$files
+	echo " ( cd '$(DESTDIR)$(myconfdir)' && rm -f" $$files ")"; \
+	cd "$(DESTDIR)$(myconfdir)" && rm -f $$files
 tags: TAGS
 TAGS:
 
@@ -267,7 +270,7 @@ check-am: all-am
 check: check-am
 all-am: Makefile $(SCRIPTS)
 installdirs:
-	for dir in "$(DESTDIR)$(bindir)"; do \
+	for dir in "$(DESTDIR)$(myconfdir)"; do \
 	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
 	done
 install: install-am
@@ -315,13 +318,13 @@ info: info-am
 
 info-am:
 
-install-data-am:
+install-data-am: install-myconfSCRIPTS
 
 install-dvi: install-dvi-am
 
 install-dvi-am:
 
-install-exec-am: install-binSCRIPTS
+install-exec-am:
 
 install-html: install-html-am
 
@@ -359,20 +362,20 @@ ps: ps-am
 
 ps-am:
 
-uninstall-am: uninstall-binSCRIPTS
+uninstall-am: uninstall-myconfSCRIPTS
 
 .MAKE: install-am install-strip
 
 .PHONY: all all-am check check-am clean clean-generic distclean \
 	distclean-generic distdir dvi dvi-am html html-am info info-am \
-	install install-am install-binSCRIPTS install-data \
-	install-data-am install-dvi install-dvi-am install-exec \
-	install-exec-am install-html install-html-am install-info \
-	install-info-am install-man install-pdf install-pdf-am \
-	install-ps install-ps-am install-strip installcheck \
-	installcheck-am installdirs maintainer-clean \
-	maintainer-clean-generic mostlyclean mostlyclean-generic pdf \
-	pdf-am ps ps-am uninstall uninstall-am uninstall-binSCRIPTS
+	install install-am install-data install-data-am install-dvi \
+	install-dvi-am install-exec install-exec-am install-html \
+	install-html-am install-info install-info-am install-man \
+	install-myconfSCRIPTS install-pdf install-pdf-am install-ps \
+	install-ps-am install-strip installcheck installcheck-am \
+	installdirs maintainer-clean maintainer-clean-generic \
+	mostlyclean mostlyclean-generic pdf pdf-am ps ps-am uninstall \
+	uninstall-am uninstall-myconfSCRIPTS
 
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.

scripts/lkl → scripts/logkeys-kill.sh

 #!/bin/bash
-logkeys --start
\ No newline at end of file
+logkeys --kill

scripts/lklk → scripts/logkeys-start.sh

 #!/bin/bash
-logkeys --kill
\ No newline at end of file
+logkeys --start

src/Makefile.am

-CXXFLAGS = -Wall -O3
+CXXFLAGS = -Wall -O3 -DSYS_CONF_DIR=\"$(sysconfdir)\"
 
-bin_PROGRAMS = logkeys
+bin_PROGRAMS = logkeys llk llkk
 logkeys_SOURCES = logkeys.cc
+llk_SOURCES = llk.cc
+llkk_SOURCES = llkk.cc
 
 install-exec-hook:
-	chown root $(bindir)/logkeys
-	chmod u+s $(bindir)/logkeys
+	chown root\: $(bindir)/llk
+	chmod u+s $(bindir)/llk
+	chown root\: $(bindir)/llkk
+	chmod u+s $(bindir)/llkk
+  
\ No newline at end of file

src/Makefile.in

@@ -32,7 +32,7 @@ POST_INSTALL = :
 NORMAL_UNINSTALL = :
 PRE_UNINSTALL = :
 POST_UNINSTALL = :
-bin_PROGRAMS = logkeys$(EXEEXT)
+bin_PROGRAMS = logkeys$(EXEEXT) llk$(EXEEXT) llkk$(EXEEXT)
 subdir = src
 DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@@ -45,6 +45,12 @@ CONFIG_CLEAN_FILES =
 CONFIG_CLEAN_VPATH_FILES =
 am__installdirs = "$(DESTDIR)$(bindir)"
 PROGRAMS = $(bin_PROGRAMS)
+am_llk_OBJECTS = llk.$(OBJEXT)
+llk_OBJECTS = $(am_llk_OBJECTS)
+llk_LDADD = $(LDADD)
+am_llkk_OBJECTS = llkk.$(OBJEXT)
+llkk_OBJECTS = $(am_llkk_OBJECTS)
+llkk_LDADD = $(LDADD)
 am_logkeys_OBJECTS = logkeys.$(OBJEXT)
 logkeys_OBJECTS = $(am_logkeys_OBJECTS)
 logkeys_LDADD = $(LDADD)
@@ -57,8 +63,8 @@ CXXCOMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
 CXXLD = $(CXX)
 CXXLINK = $(CXXLD) $(AM_CXXFLAGS) $(CXXFLAGS) $(AM_LDFLAGS) $(LDFLAGS) \
 	-o $@
-SOURCES = $(logkeys_SOURCES)
-DIST_SOURCES = $(logkeys_SOURCES)
+SOURCES = $(llk_SOURCES) $(llkk_SOURCES) $(logkeys_SOURCES)
+DIST_SOURCES = $(llk_SOURCES) $(llkk_SOURCES) $(logkeys_SOURCES)
 ETAGS = etags
 CTAGS = ctags
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
@@ -72,7 +78,7 @@ CPPFLAGS = @CPPFLAGS@
 CXX = @CXX@
 CXXCPP = @CXXCPP@
 CXXDEPMODE = @CXXDEPMODE@
-CXXFLAGS = -Wall -O3
+CXXFLAGS = -Wall -O3 -DSYS_CONF_DIR=\"$(sysconfdir)\"
 CYGPATH_W = @CYGPATH_W@
 DEFS = @DEFS@
 DEPDIR = @DEPDIR@
@@ -153,6 +159,8 @@ top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 logkeys_SOURCES = logkeys.cc
+llk_SOURCES = llk.cc
+llkk_SOURCES = llkk.cc
 all: all-am
 
 .SUFFIXES:
@@ -224,6 +232,12 @@ uninstall-binPROGRAMS:
 
 clean-binPROGRAMS:
 	-test -z "$(bin_PROGRAMS)" || rm -f $(bin_PROGRAMS)
+llk$(EXEEXT): $(llk_OBJECTS) $(llk_DEPENDENCIES) 
+	@rm -f llk$(EXEEXT)
+	$(CXXLINK) $(llk_OBJECTS) $(llk_LDADD) $(LIBS)
+llkk$(EXEEXT): $(llkk_OBJECTS) $(llkk_DEPENDENCIES) 
+	@rm -f llkk$(EXEEXT)
+	$(CXXLINK) $(llkk_OBJECTS) $(llkk_LDADD) $(LIBS)
 logkeys$(EXEEXT): $(logkeys_OBJECTS) $(logkeys_DEPENDENCIES) 
 	@rm -f logkeys$(EXEEXT)
 	$(CXXLINK) $(logkeys_OBJECTS) $(logkeys_LDADD) $(LIBS)
@@ -234,6 +248,8 @@ mostlyclean-compile:
 distclean-compile:
 	-rm -f *.tab.c
 
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/llk.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/llkk.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/logkeys.Po@am__quote@
 
 .cc.o:
@@ -451,8 +467,10 @@ uninstall-am: uninstall-binPROGRAMS
 
 
 install-exec-hook:
-	chown root $(bindir)/logkeys
-	chmod u+s $(bindir)/logkeys
+	chown root\: $(bindir)/llk
+	chmod u+s $(bindir)/llk
+	chown root\: $(bindir)/llkk
+	chmod u+s $(bindir)/llkk
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.

src/llk.cc

+#include <cstdlib>
+#include <unistd.h>
+
+int main() {
+  setuid(0);
+  exit(system(SYS_CONF_DIR "/logkeys-start.sh"));  // SYS_CONF_DIR defined in CXXFLAGS in Makefile.am
+}

src/llkk.cc

+#include <cstdlib>
+#include <unistd.h>
+
+int main() {
+  setuid(0);
+  exit(system(SYS_CONF_DIR "/logkeys-kill.sh"));  // SYS_CONF_DIR defined in CXXFLAGS in Makefile.am
+}

src/logkeys.cc

@@ -61,10 +61,10 @@ void usage()
 "\n"
 "  -s, --start               start logging keypresses\n"
 "  -m, --keymap=FILE         use keymap FILE\n"
-"  -o, --output=FILE         log output to FILE (" DEFAULT_LOG_FILE ")\n"
+"  -o, --output=FILE         log output to FILE [" DEFAULT_LOG_FILE "]\n"
 "  -u, --us-keymap           use en_US keymap instead of configured default\n"
 "  -k, --kill                kill running logkeys process\n"
-"  -d, --device=FILE         input event device (eventX from " INPUT_EVENT_PATH ")\n"
+"  -d, --device=FILE         input event device [eventX from " INPUT_EVENT_PATH "]\n"
 "  -?, --help                print this help screen\n"
 "      --export-keymap=FILE  export configured keymap to FILE and exit\n"
 "      --no-func-keys        log only character keys\n"