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-rw-r--r--src/util/Makefile.am90
-rw-r--r--src/util/Makefile.in1049
-rwxr-xr-xsrc/util/dovecot-sysreport216
-rw-r--r--src/util/gdbhelper.c71
-rw-r--r--src/util/health-check-settings.c31
-rwxr-xr-xsrc/util/health-check.sh32
-rw-r--r--src/util/maildirlock.c106
-rw-r--r--src/util/rawlog.c428
-rw-r--r--src/util/script-login.c249
-rw-r--r--src/util/script.c321
-rw-r--r--src/util/tcpwrap-settings.c35
-rw-r--r--src/util/tcpwrap.c131
-rw-r--r--src/util/test-fs.c449
13 files changed, 3208 insertions, 0 deletions
diff --git a/src/util/Makefile.am b/src/util/Makefile.am
new file mode 100644
index 0000000..2c7621d
--- /dev/null
+++ b/src/util/Makefile.am
@@ -0,0 +1,90 @@
+pkglibexecdir = $(libexecdir)/dovecot
+
+pkglibexec_PROGRAMS = \
+ rawlog \
+ script \
+ script-login \
+ $(TCPWRAP_BIN) \
+ gdbhelper \
+ maildirlock
+
+noinst_PROGRAMS = \
+ test-fs
+
+AM_CPPFLAGS = \
+ -I$(top_srcdir)/src/lib \
+ -I$(top_srcdir)/src/lib-auth \
+ -I$(top_srcdir)/src/lib-dict \
+ -I$(top_srcdir)/src/lib-fs \
+ -I$(top_srcdir)/src/lib-settings \
+ -I$(top_srcdir)/src/lib-master \
+ -I$(top_srcdir)/src/lib-mail \
+ -I$(top_srcdir)/src/lib-imap \
+ -I$(top_srcdir)/src/lib-index \
+ -I$(top_srcdir)/src/lib-storage \
+ -I$(top_srcdir)/src/auth \
+ -DPKG_LIBEXECDIR=\""$(pkglibexecdir)"\" \
+ -DPKG_RUNDIR=\""$(rundir)"\" \
+ $(BINARY_CFLAGS)
+
+test_fs_SOURCES = test-fs.c
+test_fs_LDADD = $(LIBDOVECOT) \
+ $(BINARY_LDFLAGS)
+test_fs_DEPENDENCIES = $(LIBDOVECOT_DEPS)
+
+rawlog_LDADD = $(LIBDOVECOT) \
+ $(BINARY_LDFLAGS)
+
+rawlog_DEPENDENCIES = $(LIBDOVECOT_DEPS)
+rawlog_SOURCES = \
+ rawlog.c
+
+script_login_LDADD = \
+ $(LIBDOVECOT_STORAGE) \
+ $(LIBDOVECOT) \
+ $(BINARY_LDFLAGS)
+
+script_login_DEPENDENCIES = \
+ $(LIBDOVECOT_STORAGE_DEPS) \
+ $(LIBDOVECOT_DEPS)
+script_login_SOURCES = \
+ script-login.c
+
+script_LDADD = $(LIBDOVECOT) \
+ $(BINARY_LDFLAGS)
+script_DEPENDENCIES = $(LIBDOVECOT_DEPS)
+script_SOURCES = \
+ script.c \
+ health-check-settings.c
+
+if TCPWRAPPERS
+TCPWRAP_BIN = tcpwrap
+tcpwrap_LDADD = $(LIBDOVECOT) $(LIBWRAP_LIBS) \
+ $(BINARY_LDFLAGS)
+
+tcpwrap_DEPENDENCIES = $(LIBDOVECOT_DEPS)
+tcpwrap_SOURCES = \
+ tcpwrap.c \
+ tcpwrap-settings.c
+endif
+
+gdbhelper_LDADD = $(LIBDOVECOT) \
+ $(BINARY_LDFLAGS)
+
+gdbhelper_DEPENDENCIES = $(LIBDOVECOT_DEPS)
+gdbhelper_SOURCES = \
+ gdbhelper.c
+
+maildirlock_LDADD = $(LIBDOVECOT) \
+ $(BINARY_LDFLAGS)
+
+maildirlock_DEPENDENCIES = $(LIBDOVECOT_DEPS)
+maildirlock_SOURCES = \
+ maildirlock.c
+
+pkglibexec_SCRIPTS = health-check.sh
+
+bin_SCRIPTS = dovecot-sysreport
+
+EXTRA_DIST = $(pkglibexec_SCRIPTS) \
+ $(bin_SCRIPTS) \ No newline at end of file
diff --git a/src/util/Makefile.in b/src/util/Makefile.in
new file mode 100644
index 0000000..65b7d45
--- /dev/null
+++ b/src/util/Makefile.in
@@ -0,0 +1,1049 @@
+# Makefile.in generated by automake 1.16.3 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994-2020 Free Software Foundation, Inc.
+
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
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+
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+ $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+ $$unique; \
+ fi; \
+ fi
+ctags: ctags-am
+
+CTAGS: ctags
+ctags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+ $(am__define_uniq_tagged_files); \
+ test -z "$(CTAGS_ARGS)$$unique" \
+ || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+ $$unique
+
+GTAGS:
+ here=`$(am__cd) $(top_builddir) && pwd` \
+ && $(am__cd) $(top_srcdir) \
+ && gtags -i $(GTAGS_ARGS) "$$here"
+cscopelist: cscopelist-am
+
+cscopelist-am: $(am__tagged_files)
+ list='$(am__tagged_files)'; \
+ case "$(srcdir)" in \
+ [\\/]* | ?:[\\/]*) sdir="$(srcdir)" ;; \
+ *) sdir=$(subdir)/$(srcdir) ;; \
+ esac; \
+ for i in $$list; do \
+ if test -f "$$i"; then \
+ echo "$(subdir)/$$i"; \
+ else \
+ echo "$$sdir/$$i"; \
+ fi; \
+ done >> $(top_builddir)/cscope.files
+
+distclean-tags:
+ -rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(BUILT_SOURCES)
+ $(MAKE) $(AM_MAKEFLAGS) distdir-am
+
+distdir-am: $(DISTFILES)
+ @srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+ topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+ list='$(DISTFILES)'; \
+ dist_files=`for file in $$list; do echo $$file; done | \
+ sed -e "s|^$$srcdirstrip/||;t" \
+ -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+ case $$dist_files in \
+ */*) $(MKDIR_P) `echo "$$dist_files" | \
+ sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+ sort -u` ;; \
+ esac; \
+ for file in $$dist_files; do \
+ if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+ if test -d $$d/$$file; then \
+ dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+ if test -d "$(distdir)/$$file"; then \
+ find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+ fi; \
+ if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+ cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+ find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+ fi; \
+ cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+ else \
+ test -f "$(distdir)/$$file" \
+ || cp -p $$d/$$file "$(distdir)/$$file" \
+ || exit 1; \
+ fi; \
+ done
+check-am: all-am
+check: check-am
+all-am: Makefile $(PROGRAMS) $(SCRIPTS)
+installdirs:
+ for dir in "$(DESTDIR)$(pkglibexecdir)" "$(DESTDIR)$(bindir)" "$(DESTDIR)$(pkglibexecdir)"; do \
+ test -z "$$dir" || $(MKDIR_P) "$$dir"; \
+ done
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+ @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+ if test -z '$(STRIP)'; then \
+ $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+ install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+ install; \
+ else \
+ $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+ install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+ "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+ fi
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+ -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+ -test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+ @echo "This command is intended for maintainers to use"
+ @echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstPROGRAMS \
+ clean-pkglibexecPROGRAMS mostlyclean-am
+
+distclean: distclean-am
+ -rm -f ./$(DEPDIR)/gdbhelper.Po
+ -rm -f ./$(DEPDIR)/health-check-settings.Po
+ -rm -f ./$(DEPDIR)/maildirlock.Po
+ -rm -f ./$(DEPDIR)/rawlog.Po
+ -rm -f ./$(DEPDIR)/script-login.Po
+ -rm -f ./$(DEPDIR)/script.Po
+ -rm -f ./$(DEPDIR)/tcpwrap-settings.Po
+ -rm -f ./$(DEPDIR)/tcpwrap.Po
+ -rm -f ./$(DEPDIR)/test-fs.Po
+ -rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+ distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am: install-binSCRIPTS install-pkglibexecPROGRAMS \
+ install-pkglibexecSCRIPTS
+
+install-html: install-html-am
+
+install-html-am:
+
+install-info: install-info-am
+
+install-info-am:
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+ -rm -f ./$(DEPDIR)/gdbhelper.Po
+ -rm -f ./$(DEPDIR)/health-check-settings.Po
+ -rm -f ./$(DEPDIR)/maildirlock.Po
+ -rm -f ./$(DEPDIR)/rawlog.Po
+ -rm -f ./$(DEPDIR)/script-login.Po
+ -rm -f ./$(DEPDIR)/script.Po
+ -rm -f ./$(DEPDIR)/tcpwrap-settings.Po
+ -rm -f ./$(DEPDIR)/tcpwrap.Po
+ -rm -f ./$(DEPDIR)/test-fs.Po
+ -rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+ mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-binSCRIPTS uninstall-pkglibexecPROGRAMS \
+ uninstall-pkglibexecSCRIPTS
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am am--depfiles check check-am clean \
+ clean-generic clean-libtool clean-noinstPROGRAMS \
+ clean-pkglibexecPROGRAMS cscopelist-am ctags ctags-am \
+ distclean distclean-compile distclean-generic \
+ distclean-libtool distclean-tags distdir dvi dvi-am html \
+ html-am info info-am install install-am install-binSCRIPTS \
+ install-data install-data-am install-dvi install-dvi-am \
+ install-exec install-exec-am install-html install-html-am \
+ install-info install-info-am install-man install-pdf \
+ install-pdf-am install-pkglibexecPROGRAMS \
+ install-pkglibexecSCRIPTS install-ps install-ps-am \
+ install-strip installcheck installcheck-am installdirs \
+ maintainer-clean maintainer-clean-generic mostlyclean \
+ mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+ pdf pdf-am ps ps-am tags tags-am uninstall uninstall-am \
+ uninstall-binSCRIPTS uninstall-pkglibexecPROGRAMS \
+ uninstall-pkglibexecSCRIPTS
+
+.PRECIOUS: Makefile
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/src/util/dovecot-sysreport b/src/util/dovecot-sysreport
new file mode 100755
index 0000000..59afcb9
--- /dev/null
+++ b/src/util/dovecot-sysreport
@@ -0,0 +1,216 @@
+#!/usr/bin/env bash
+
+set -eu
+
+dest="dovecot-sysreport-$(uname -n)-$(date +'%s').tar.gz"
+conf_flag=""
+binary=""
+core=""
+copy_files=""
+keep_temp=0
+
+PARAMS=""
+SRTEMP="`mktemp -d`"
+
+if test "x$SRTEMP" = x; then
+ echo "Could not create temp directory"
+ exit 1
+fi
+
+while (( "$#" )); do
+ case "$1" in
+ -d|--destination)
+
+ if [ "$#" -lt "2" ] ; then
+ echo "Usage: $0 $1 <destination.tar.gz>"
+ exit 1
+ fi
+ dest=$2
+ shift 2
+ ;;
+
+ -c|--config)
+
+ if [ "$#" -lt "2" ] ; then
+ echo "Usage: $0 $1 <config_file>"
+ exit 1
+ fi
+ conf_flag="-c $2"
+ shift 2
+ ;;
+
+ -o|--core)
+
+ gdb=`which gdb`
+ if [ "$gdb" = "" ]; then
+ echo "gdb not found"
+ exit 1
+ fi
+
+ if [[ "$#" -lt 2 ]] ; then
+ echo "Usage: $0 $1 [<binary>] <core> [...]"
+ exit 1
+ fi
+
+ while [[ "$#" -ge 2 ]]; do
+ # see if binary parameter is specified
+ binary=$2
+ if ! [ -r "$binary" ]; then
+ echo "$binary not readable"
+ exit 1
+ fi
+ binary_info=$(file "$binary")
+ if echo "$binary_info" | grep "core file.*execfn: '" >/dev/null; then
+ # no binary specified - detect it
+ binary=$(echo "$binary_info" | sed "s;^.*execfn: '\([^\']\+\)'.*$;\1;")
+ if ! [ -r "$binary" ]; then
+ echo "Detected binary path '$binary' from core file, but it is not readable"
+ exit 1
+ fi
+ echo "Core file was detected to be generated by $binary"
+ else
+ shift
+ fi
+
+ core=$2
+ shift
+ if ! [ -s "$core" ]; then
+ echo "$core not found or it is empty"
+ exit 1
+ fi
+
+ echo "gathering core file dependencies..."
+ core_files=$((echo "info shared"; sleep 1) | $gdb $binary $core | grep '^0x.*/' | sed 's,^[^/]*,,')
+ copy_files="$copy_files $binary $core_files"
+ cp $core $SRTEMP
+ done
+ shift
+ ;;
+
+ -k|--keeptemp)
+
+ keep_temp=1
+ shift
+ ;;
+
+ -h|--help)
+
+ echo -e "dovecot-sysreport \t[-h|--help] [-o|--core [binary] core [...]] [-d|--destination dest]
+ \t\t\t[-k|--keeptemp] -- utility to gather information from the current
+ \t\t\tsystem to be reported for dovecot bug fixes."
+ echo ""
+ echo -e "where:"
+ echo ""
+ echo -e "\t-h, --help\t\tShow the contents of this help."
+ echo -e "\t-d, --destination\tThe file location which the report archive should be put to.
+ \t\t\t\tThe default value is dovecot-sysreport-<hostname>-<current_timestamp>.tar.gz"
+ echo -e "\t-c, --config\t\tSpecify the root configuration file of dovecot."
+ echo -e "\t-o, --core\t\tInclude an specific core file along with its dependencies."
+ echo -e "\t-k, --keeptemp\t\tDo not remove temp files at the end."
+ exit 0
+ ;;
+
+ --)
+
+ shift
+ break
+ ;;
+
+ -*|--*=)
+
+ echo "Error: Unsupported flag $1" >&2
+ exit 1
+ ;;
+
+ *)
+
+ PARAMS="$PARAMS $1"
+ shift
+ ;;
+
+ esac
+done
+
+eval set -- "$PARAMS"
+
+mkdir $SRTEMP/conf
+
+doveconf $conf_flag -n > $SRTEMP/conf/dovecot.conf
+
+unwrap_and_hide_pass () {
+ files=`grep -zPo 'dict\s*{[^}]*}' $1 | grep -zPo '.*=.*:\K(.*)' | tr '\0' '\n'`
+ files="$files `grep -zPo 'args\s*=\s*\K(.*)' $1 | tr '\0' '\n'`"
+ for cf in $files; do
+ if [ -r "$cf" ]; then
+ if [[ ! -z `grep -vhIE '^([^:]*:){6}[^:]*$' $cf` ]]; then
+ unwrap_and_hide_pass $cf
+ mkdir -p $SRTEMP/conf"$(dirname "$cf")"
+ if [[ -x "$(command -v python)" ]]; then
+ python <<HEREDOC
+import re
+conf = open('$cf', 'r').read()
+hidden = re.sub('(?<!no)((?:password|key|nonce|dnpass)\s*=\s*).*?(?=$|\s)', '\g<1>#hidden', conf)
+f = open('$SRTEMP/conf$cf', "w")
+f.write(hidden)
+f.close()
+HEREDOC
+ elif [[ -x "$(command -v perl)" ]]; then
+ perl -pe 's/(?<!no)((?:password|key|nonce|dnpass)\s*=\s*).*?(?=$|\s)/\1#hidden/g' \
+ $cf > $SRTEMP/conf$cf
+ else
+ echo "perl or python is required to hide your passwords in dovecot's"
+ echo "configuration files. Either install at least one of them or"
+ echo "continue at your own peril. Do you want to continue (N/y)? "
+ read permit
+ if [ "$permit" != "Y" ] && [ "$permit" != "y" ]; then
+ exit 1
+ fi
+ cat $cf > $SRTEMP/conf$cf
+ fi
+ fi
+ fi
+ done
+}
+
+echo "Gathering configurations ..."
+unwrap_and_hide_pass $SRTEMP/conf/dovecot.conf
+
+echo "Gathering system informations ..."
+doveadm $conf_flag log errors > $SRTEMP/log_errors || :
+(printf "# Start: "; date) >$SRTEMP/ps_output
+ps auxwww | grep '[d]ovecot' >> $SRTEMP/ps_output
+(printf "# End: "; date) >>$SRTEMP/ps_output
+doveadm $conf_flag service status > $SRTEMP/service_status || :
+doveadm $conf_flag process status > $SRTEMP/process_status || :
+uptime > $SRTEMP/uptime_output
+doveadm $conf_flag stats dump > $SRTEMP/stats_dump || :
+sleep 3
+echo -e "\n\n###################### AFTER 3 SECONDS ######################\n\n" | \
+ tee -a $SRTEMP/ps_output $SRTEMP/service_status $SRTEMP/process_status \
+ $SRTEMP/uptime_output $SRTEMP/stats_dump > /dev/null
+(printf "# Start: "; date) >>$SRTEMP/ps_output
+ps auxwww | grep '[d]ovecot' >> $SRTEMP/ps_output
+(printf "# End: "; date) >>$SRTEMP/ps_output
+doveadm $conf_flag service status >> $SRTEMP/service_status || :
+doveadm $conf_flag process status >> $SRTEMP/process_status || :
+uptime >> $SRTEMP/uptime_output
+doveadm $conf_flag stats dump >> $SRTEMP/stats_dump || :
+
+cf=`pwd`
+cd $SRTEMP
+echo "Creating archive ..."
+tar -czf `if [[ "$dest" = /* ]]; then echo $dest; else echo $cf/$dest; fi` --dereference \
+ $copy_files *
+
+function cleanup {
+ if [ $keep_temp = 0 ]; then
+ echo "Removing temp files at $SRTEMP ..."
+ rm -rf $SRTEMP
+ else
+ echo "Temp files remains untouched at $SRTEMP ..."
+ fi
+}
+
+trap cleanup EXIT
+
+echo "All done! Please report file $dest"
diff --git a/src/util/gdbhelper.c b/src/util/gdbhelper.c
new file mode 100644
index 0000000..f1ec2af
--- /dev/null
+++ b/src/util/gdbhelper.c
@@ -0,0 +1,71 @@
+/* Copyright (c) 2006-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+
+#include <string.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <time.h>
+#include <sys/wait.h>
+
+int main(int argc, char *argv[])
+{
+ pid_t pid = fork();
+ const char *path, *cmd;
+ int fd_in[2], fd_out[2], fd_log, status;
+
+ if (argc < 2)
+ i_fatal("Usage: gdbhelper <program> [<args>]");
+
+ switch (pid) {
+ case 1:
+ i_fatal("fork() failed: %m");
+ case 0:
+ /* child */
+ (void)execvp(argv[1], argv+1);
+ i_fatal("execvp(%s) failed: %m", argv[1]);
+ default:
+ if (pipe(fd_in) < 0 || pipe(fd_out) < 0)
+ i_fatal("pipe() failed: %m");
+ cmd = "handle SIGPIPE nostop\n"
+ "handle SIGALRM nostop\n"
+ "handle SIG32 nostop\n"
+ "cont\n"
+ "bt full\n"
+ "quit\n";
+ if (write(fd_in[1], cmd, strlen(cmd)) < 0)
+ i_fatal("write() failed: %m");
+
+ if (dup2(fd_in[0], 0) < 0 ||
+ dup2(fd_out[1], 1) < 0 ||
+ dup2(fd_out[1], 2) < 0)
+ i_fatal("dup2() failed: %m");
+
+ cmd = t_strdup_printf("gdb %s %s", argv[1], dec2str(pid));
+ if (system(cmd) < 0)
+ i_fatal("system() failed: %m");
+
+ if (wait(&status) < 0)
+ i_fatal("wait() failed: %m");
+ if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {
+ char buf[1024];
+ ssize_t ret;
+
+ path = t_strdup_printf("/tmp/gdbhelper.%s.%s",
+ dec2str(time(NULL)),
+ dec2str(pid));
+ fd_log = open(path, O_CREAT | O_WRONLY, 0600);
+ if (fd_log < 0)
+ i_fatal("open(%s) failed: %m", path);
+
+ while ((ret = read(fd_out[0], buf, sizeof(buf))) > 0) {
+ if (write(fd_log, buf, ret) < 0)
+ i_fatal("write(%s) failed: %m", path);
+ }
+ if (ret < 0)
+ i_fatal("read(pipe) failed: %m");
+ i_close_fd(&fd_log);
+ }
+ }
+ return 0;
+}
diff --git a/src/util/health-check-settings.c b/src/util/health-check-settings.c
new file mode 100644
index 0000000..82a70ac
--- /dev/null
+++ b/src/util/health-check-settings.c
@@ -0,0 +1,31 @@
+/* Copyright (c) 2019 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "buffer.h"
+#include "settings-parser.h"
+#include "service-settings.h"
+
+struct service_settings health_check_service_settings = {
+ .name = "health-check",
+ .protocol = "",
+ .type = "",
+ .executable = "script -p health-check.sh",
+ .user = "$default_internal_user",
+ .group = "",
+ .privileged_group = "",
+ .extra_groups = "",
+ .chroot = "",
+
+ .drop_priv_before_exec = TRUE,
+
+ .process_min_avail = 0,
+ .process_limit = 0,
+ .client_limit = 1,
+ .service_count = 0,
+ .idle_kill = 0,
+ .vsz_limit = UOFF_T_MAX,
+
+ .unix_listeners = ARRAY_INIT,
+ .fifo_listeners = ARRAY_INIT,
+ .inet_listeners = ARRAY_INIT
+};
diff --git a/src/util/health-check.sh b/src/util/health-check.sh
new file mode 100755
index 0000000..4604f4e
--- /dev/null
+++ b/src/util/health-check.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+#
+# Copyright (c) 2019 Dovecot authors, see the included COPYING file */
+#
+# This script is intended to be called by the script service and to be
+# connected to a socket using a service configuration like this:
+# executable = script -p /path/to/health-check.sh
+#
+# This simple example merely answers "PONG\n" if the input is "PING\n". It
+# stops waiting for input after $timeout which causes the process to die
+# which causes the script module to close the socket. Inputs and outputs
+# can be written to STDIN and STDOUT, they are duplicated file-descriptors
+# if called from the script service.
+
+timeout=10
+
+# timeout the read via trap for POSIX shell compatibility
+trap "exit 0" QUIT
+{
+ sleep $timeout
+ kill -3 $$ 2>/dev/null
+} &
+read -r input
+
+exit_code=$?
+cleaned_input=$(echo ${input} | sed "s/[^a-zA-Z0-9]//g")
+
+if [ ${exit_code} -eq 0 ] && [ "${cleaned_input}" = "PING" ];then
+ echo "PONG"
+fi
+# always exit successful
+exit 0
diff --git a/src/util/maildirlock.c b/src/util/maildirlock.c
new file mode 100644
index 0000000..89fbacc
--- /dev/null
+++ b/src/util/maildirlock.c
@@ -0,0 +1,106 @@
+/* Copyright (c) 2008-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "lib-signals.h"
+#include "ioloop.h"
+#include "write-full.h"
+#include "file-dotlock.h"
+#include "index/maildir/maildir-uidlist.h"
+
+#include <stdio.h>
+#include <unistd.h>
+#include <signal.h>
+
+static struct dotlock_settings dotlock_settings = {
+ .stale_timeout = MAILDIR_UIDLIST_LOCK_STALE_TIMEOUT,
+ .use_io_notify = TRUE
+};
+
+static struct ioloop *ioloop;
+
+static void sig_die(const siginfo_t *si ATTR_UNUSED, void *context ATTR_UNUSED)
+{
+ io_loop_stop(ioloop);
+}
+
+static int maildir_lock(const char *path, unsigned int timeout,
+ struct dotlock **dotlock_r)
+{
+ dotlock_settings.timeout = timeout;
+ dotlock_settings.use_excl_lock = getenv("DOTLOCK_USE_EXCL") != NULL;
+ dotlock_settings.nfs_flush = getenv("MAIL_NFS_STORAGE") != NULL;
+
+ path = t_strconcat(path, "/" MAILDIR_UIDLIST_NAME, NULL);
+ return file_dotlock_create(&dotlock_settings, path, 0, dotlock_r);
+}
+
+int main(int argc, const char *argv[])
+{
+ struct dotlock *dotlock;
+ unsigned int timeout;
+ pid_t pid;
+ int fd[2], ret;
+ char c;
+
+ if (argc != 3) {
+ fprintf(stderr, "Usage: maildirlock <path> <timeout>\n"
+ " - SIGTERM will release the lock.\n");
+ return 1;
+ }
+ if (pipe(fd) != 0) {
+ fprintf(stderr, "pipe() failed: %s", strerror(errno));
+ return 1;
+ }
+
+ pid = fork();
+ if (pid == (pid_t)-1) {
+ fprintf(stderr, "fork() failed: %s", strerror(errno));
+ return 1;
+ }
+
+ /* call lib_init() only after fork so that PID gets set correctly */
+ lib_init();
+ lib_signals_init();
+ ioloop = io_loop_create();
+ lib_signals_set_handler(SIGINT, LIBSIG_FLAG_DELAYED, sig_die, NULL);
+ lib_signals_set_handler(SIGTERM, LIBSIG_FLAG_DELAYED, sig_die, NULL);
+
+ if (pid != 0) {
+ i_close_fd(&fd[1]);
+ ret = read(fd[0], &c, 1);
+ if (ret < 0) {
+ i_error("read(pipe) failed: %m");
+ return 1;
+ }
+ if (ret != 1) {
+ /* locking timed out */
+ return 1;
+ }
+
+ printf("%s", dec2str(pid));
+ return 0;
+ }
+
+ /* child process - stdout has to be closed so that caller knows when
+ to stop reading it. */
+ if (dup2(STDERR_FILENO, STDOUT_FILENO) < 0)
+ i_fatal("dup2() failed: %m");
+
+ if (str_to_uint(argv[2], &timeout) < 0)
+ i_fatal("Invalid timeout value: %s", argv[2]);
+ if (maildir_lock(argv[1], timeout, &dotlock) <= 0)
+ return 1;
+
+ /* locked - send a byte */
+ if (write_full(fd[1], "", 1) < 0)
+ i_fatal("write(pipe) failed: %m");
+
+ io_loop_run(ioloop);
+
+ file_dotlock_delete(&dotlock);
+ lib_signals_deinit();
+
+ io_loop_destroy(&ioloop);
+ lib_deinit();
+ return 0;
+}
diff --git a/src/util/rawlog.c b/src/util/rawlog.c
new file mode 100644
index 0000000..f4e428b
--- /dev/null
+++ b/src/util/rawlog.c
@@ -0,0 +1,428 @@
+/* Copyright (c) 2002-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+
+#include "ioloop.h"
+#include "net.h"
+#include "str.h"
+#include "write-full.h"
+#include "istream.h"
+#include "ostream.h"
+#include "process-title.h"
+#include "restrict-access.h"
+#include "time-util.h"
+#include "master-service.h"
+
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/socket.h>
+
+#define OUTBUF_THRESHOLD IO_BLOCK_SIZE
+#define RAWLOG_TIMEOUT_FLUSH_MSECS 1000
+
+static struct ioloop *ioloop;
+
+enum rawlog_flags {
+ RAWLOG_FLAG_LOG_INPUT = 0x01,
+ RAWLOG_FLAG_LOG_OUTPUT = 0x02,
+ RAWLOG_FLAG_LOG_TIMESTAMPS = 0x04,
+ RAWLOG_FLAG_LOG_BOUNDARIES = 0x10,
+ RAWLOG_FLAG_LOG_IP_IN_FILENAME = 0x20
+};
+
+struct rawlog_proxy {
+ int client_in_fd, client_out_fd, server_fd;
+ struct io *client_io, *server_io;
+ struct ostream *client_output, *server_output;
+ struct timeout *to_flush;
+
+ struct ostream *in_output, *out_output;
+ enum rawlog_flags flags;
+ bool prev_lf_in, prev_lf_out;
+};
+
+static void rawlog_proxy_destroy(struct rawlog_proxy *proxy)
+{
+ if (proxy->in_output != NULL) {
+ o_stream_uncork(proxy->in_output);
+ if (o_stream_finish(proxy->in_output) < 0) {
+ i_error("write(in) failed: %s",
+ o_stream_get_error(proxy->in_output));
+ }
+ o_stream_destroy(&proxy->in_output);
+ }
+ if (proxy->out_output != NULL) {
+ o_stream_uncork(proxy->out_output);
+ if (o_stream_finish(proxy->out_output) < 0) {
+ i_error("write(out) failed: %s",
+ o_stream_get_error(proxy->out_output));
+ }
+ o_stream_destroy(&proxy->out_output);
+ }
+ io_remove(&proxy->client_io);
+ io_remove(&proxy->server_io);
+ timeout_remove(&proxy->to_flush);
+
+ o_stream_destroy(&proxy->client_output);
+ o_stream_destroy(&proxy->server_output);
+
+ if (close(proxy->client_in_fd) < 0)
+ i_error("close(client_in_fd) failed: %m");
+ if (close(proxy->client_out_fd) < 0)
+ i_error("close(client_out_fd) failed: %m");
+ if (close(proxy->server_fd) < 0)
+ i_error("close(server_fd) failed: %m");
+ i_free(proxy);
+
+ io_loop_stop(ioloop);
+}
+
+static void
+write_with_timestamps(struct ostream *output, bool *prev_lf,
+ const unsigned char *data, size_t size)
+{
+ T_BEGIN {
+ const char *timestamp = t_strdup_printf("%ld.%06lu ",
+ (long)ioloop_timeval.tv_sec,
+ (unsigned long)ioloop_timeval.tv_usec);
+ string_t *str = t_str_new(size + 128);
+ size_t i;
+
+ if (*prev_lf)
+ str_append(str, timestamp);
+
+ for (i = 0; i < size; i++) {
+ str_append_c(str, data[i]);
+ if (data[i] == '\n' && i+1 != size)
+ str_append(str, timestamp);
+ }
+ *prev_lf = data[i-1] == '\n';
+ o_stream_nsend(output, str_data(str), str_len(str));
+ } T_END;
+}
+
+static void proxy_flush_timeout(struct rawlog_proxy *proxy)
+{
+ bool flushed = TRUE;
+
+ if (o_stream_flush(proxy->in_output) == 0)
+ flushed = FALSE;
+ if (o_stream_flush(proxy->out_output) == 0)
+ flushed = FALSE;
+ if (flushed)
+ timeout_remove(&proxy->to_flush);
+}
+
+static void proxy_write_data(struct rawlog_proxy *proxy, struct ostream *output,
+ bool *prev_lf, const void *data, size_t size)
+{
+ if (output == NULL || output->closed || size == 0)
+ return;
+
+ if ((proxy->flags & RAWLOG_FLAG_LOG_BOUNDARIES) != 0)
+ o_stream_nsend_str(output, "<<<\n");
+
+ if ((proxy->flags & RAWLOG_FLAG_LOG_TIMESTAMPS) != 0)
+ write_with_timestamps(output, prev_lf, data, size);
+ else
+ o_stream_nsend(output, data, size);
+
+ if ((proxy->flags & RAWLOG_FLAG_LOG_BOUNDARIES) != 0)
+ o_stream_nsend_str(output, ">>>\n");
+
+ if (proxy->to_flush == NULL) {
+ proxy->to_flush = timeout_add(RAWLOG_TIMEOUT_FLUSH_MSECS,
+ proxy_flush_timeout, proxy);
+ }
+}
+
+static void proxy_write_in(struct rawlog_proxy *proxy,
+ const void *data, size_t size)
+{
+ proxy_write_data(proxy, proxy->in_output, &proxy->prev_lf_in,
+ data, size);
+}
+
+static void proxy_write_out(struct rawlog_proxy *proxy,
+ const void *data, size_t size)
+{
+ proxy_write_data(proxy, proxy->out_output, &proxy->prev_lf_out,
+ data, size);
+}
+
+static void server_input(struct rawlog_proxy *proxy)
+{
+ unsigned char buf[OUTBUF_THRESHOLD];
+ ssize_t ret;
+
+ if (o_stream_get_buffer_used_size(proxy->client_output) >
+ OUTBUF_THRESHOLD) {
+ /* client's output buffer is already quite full.
+ don't send more until we're below threshold. */
+ io_remove(&proxy->server_io);
+ return;
+ }
+
+ ret = net_receive(proxy->server_fd, buf, sizeof(buf));
+ if (ret > 0) {
+ o_stream_nsend(proxy->client_output, buf, ret);
+ proxy_write_out(proxy, buf, ret);
+ } else if (ret <= 0)
+ rawlog_proxy_destroy(proxy);
+}
+
+static void client_input(struct rawlog_proxy *proxy)
+{
+ unsigned char buf[OUTBUF_THRESHOLD];
+ ssize_t ret;
+
+ if (o_stream_get_buffer_used_size(proxy->server_output) >
+ OUTBUF_THRESHOLD) {
+ /* proxy's output buffer is already quite full.
+ don't send more until we're below threshold. */
+ io_remove(&proxy->client_io);
+ return;
+ }
+
+ ret = net_receive(proxy->client_in_fd, buf, sizeof(buf));
+ if (ret > 0) {
+ o_stream_nsend(proxy->server_output, buf, ret);
+ proxy_write_in(proxy, buf, ret);
+ } else if (ret < 0)
+ rawlog_proxy_destroy(proxy);
+}
+
+static int server_output(struct rawlog_proxy *proxy)
+{
+ if (o_stream_flush(proxy->server_output) < 0) {
+ rawlog_proxy_destroy(proxy);
+ return 1;
+ }
+
+ if (proxy->client_io == NULL &&
+ o_stream_get_buffer_used_size(proxy->server_output) <
+ OUTBUF_THRESHOLD) {
+ /* there's again space in proxy's output buffer, so we can
+ read more from client. */
+ proxy->client_io = io_add(proxy->client_in_fd, IO_READ,
+ client_input, proxy);
+ }
+ return 1;
+}
+
+static int client_output(struct rawlog_proxy *proxy)
+{
+ if (o_stream_flush(proxy->client_output) < 0) {
+ rawlog_proxy_destroy(proxy);
+ return 1;
+ }
+
+ if (proxy->server_io == NULL &&
+ o_stream_get_buffer_used_size(proxy->client_output) <
+ OUTBUF_THRESHOLD) {
+ /* there's again space in client's output buffer, so we can
+ read more from proxy. */
+ proxy->server_io =
+ io_add(proxy->server_fd, IO_READ, server_input, proxy);
+ }
+ return 1;
+}
+
+static void proxy_open_logs(struct rawlog_proxy *proxy, const char *path,
+ const char *ip_addr)
+{
+ const char *fname, *timestamp;
+ string_t *path_prefix;
+ int fd;
+
+ timestamp = t_strflocaltime("%Y%m%d-%H%M%S", time(NULL));
+ path_prefix = t_str_new(128);
+ str_printfa(path_prefix, "%s/", path);
+ if (ip_addr != NULL &&
+ (proxy->flags & RAWLOG_FLAG_LOG_IP_IN_FILENAME) != 0)
+ str_printfa(path_prefix, "%s-", ip_addr);
+ str_printfa(path_prefix, "%s-%s", timestamp, dec2str(getpid()));
+
+ if ((proxy->flags & RAWLOG_FLAG_LOG_INPUT) != 0) {
+ fname = t_strdup_printf("%s.in", str_c(path_prefix));
+ fd = open(fname, O_CREAT|O_EXCL|O_WRONLY, 0600);
+ if (fd == -1) {
+ i_error("rawlog_open: creat(%s): %m", fname);
+ return;
+ }
+ proxy->in_output = o_stream_create_fd_file_autoclose(&fd, 0);
+ o_stream_cork(proxy->in_output);
+ }
+
+ if ((proxy->flags & RAWLOG_FLAG_LOG_OUTPUT) != 0) {
+ fname = t_strdup_printf("%s.out", str_c(path_prefix));
+ fd = open(fname, O_CREAT|O_EXCL|O_WRONLY, 0600);
+ if (fd == -1) {
+ i_error("rawlog_open: creat(%s): %m", fname);
+ o_stream_destroy(&proxy->in_output);
+ return;
+ }
+ proxy->out_output = o_stream_create_fd_file_autoclose(&fd, 0);
+ o_stream_cork(proxy->out_output);
+ }
+}
+
+static struct rawlog_proxy *
+rawlog_proxy_create(int client_in_fd, int client_out_fd, int server_fd,
+ const char *path, const char *ip_addr,
+ enum rawlog_flags flags)
+{
+ struct rawlog_proxy *proxy;
+
+ proxy = i_new(struct rawlog_proxy, 1);
+ proxy->server_fd = server_fd;
+ proxy->server_output = o_stream_create_fd(server_fd, SIZE_MAX);
+ o_stream_set_no_error_handling(proxy->server_output, TRUE);
+ o_stream_set_flush_callback(proxy->server_output, server_output, proxy);
+ proxy->server_io = io_add(server_fd, IO_READ, server_input, proxy);
+
+ proxy->client_in_fd = client_in_fd;
+ proxy->client_out_fd = client_out_fd;
+ proxy->client_output =
+ o_stream_create_fd(client_out_fd, SIZE_MAX);
+ o_stream_set_no_error_handling(proxy->client_output, TRUE);
+ proxy->client_io = io_add(proxy->client_in_fd, IO_READ,
+ client_input, proxy);
+ o_stream_set_flush_callback(proxy->client_output, client_output, proxy);
+
+ fd_set_nonblock(client_in_fd, TRUE);
+ fd_set_nonblock(client_out_fd, TRUE);
+
+ proxy->flags = flags;
+
+ proxy->prev_lf_in = proxy->prev_lf_out = TRUE;
+ proxy_open_logs(proxy, path, ip_addr);
+ return proxy;
+}
+
+static void rawlog_open(enum rawlog_flags flags)
+{
+ const char *chroot_dir, *home, *path;
+ struct stat st;
+ int sfd[2];
+ pid_t pid;
+
+ chroot_dir = getenv("RESTRICT_CHROOT");
+ home = getenv("HOME");
+ if (chroot_dir != NULL)
+ home = t_strconcat(chroot_dir, home, NULL);
+ else if (home == NULL)
+ home = ".";
+
+ /* see if we want rawlog */
+ path = t_strconcat(home, "/dovecot.rawlog", NULL);
+ if (lstat(path, &st) < 0) {
+ if (errno != ENOENT)
+ i_warning("lstat() failed for %s: %m", path);
+ else if (getenv("DEBUG") != NULL)
+ i_info("rawlog: %s doesn't exist", path);
+ return;
+ }
+ if (!S_ISDIR(st.st_mode)) {
+ if (getenv("DEBUG") != NULL)
+ i_info("rawlog: %s is not a directory", path);
+ return;
+ }
+
+ if (chroot_dir != NULL) {
+ /* we'll chroot soon. skip over the chroot in the path. */
+ path += strlen(chroot_dir);
+ }
+
+ if (socketpair(AF_UNIX, SOCK_STREAM, 0, sfd) < 0)
+ i_fatal("socketpair() failed: %m");
+ fd_set_nonblock(sfd[0], TRUE);
+ fd_set_nonblock(sfd[1], TRUE);
+
+ pid = fork();
+ if (pid < 0)
+ i_fatal("fork() failed: %m");
+
+ if (pid > 0) {
+ /* parent */
+ if (dup2(sfd[1], 0) < 0)
+ i_fatal("dup2(sfd, 0)");
+ if (dup2(sfd[1], 1) < 0)
+ i_fatal("dup2(sfd, 1)");
+ i_close_fd(&sfd[0]);
+ i_close_fd(&sfd[1]);
+ return;
+ }
+ i_close_fd(&sfd[1]);
+
+ restrict_access_by_env(0, getenv("HOME"));
+
+ process_title_set(t_strdup_printf("[%s:%s rawlog]", getenv("USER"),
+ dec2str(getppid())));
+
+ ioloop = io_loop_create();
+ (void)rawlog_proxy_create(0, 1, sfd[0], path, getenv("IP"), flags);
+ io_loop_run(ioloop);
+ io_loop_destroy(&ioloop);
+
+ lib_deinit();
+ lib_exit(0);
+}
+
+int main(int argc, char *argv[])
+{
+ const enum master_service_flags service_flags =
+ MASTER_SERVICE_FLAG_DONT_SEND_STATS;
+ char *executable, *p;
+ enum rawlog_flags flags =
+ RAWLOG_FLAG_LOG_INPUT | RAWLOG_FLAG_LOG_OUTPUT;
+ int c;
+
+ master_service = master_service_init("rawlog", service_flags,
+ &argc, &argv, "+f:bIt");
+ while ((c = master_getopt(master_service)) > 0) {
+ switch (c) {
+ case 'f':
+ if (strcmp(optarg, "in") == 0)
+ flags &= ENUM_NEGATE(RAWLOG_FLAG_LOG_OUTPUT);
+ else if (strcmp(optarg, "out") == 0)
+ flags &= ENUM_NEGATE(RAWLOG_FLAG_LOG_INPUT);
+ else
+ i_fatal("Invalid filter: %s", optarg);
+ break;
+ case 'b':
+ flags |= RAWLOG_FLAG_LOG_BOUNDARIES;
+ break;
+ case 'I':
+ flags |= RAWLOG_FLAG_LOG_IP_IN_FILENAME;
+ break;
+ case 't':
+ flags |= RAWLOG_FLAG_LOG_TIMESTAMPS;
+ break;
+ default:
+ return FATAL_DEFAULT;
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 1)
+ i_fatal("Usage: rawlog [-f in|out] [-I] [-b] [-t] <binary> <arguments>");
+
+ master_service_init_log(master_service);
+ master_service_init_finish(master_service);
+
+ executable = argv[0];
+ rawlog_open(flags);
+
+ /* hide the executable path, it's ugly */
+ p = strrchr(argv[0], '/');
+ if (p != NULL) argv[0] = p+1;
+ execv(executable, argv);
+
+ i_fatal_status(FATAL_EXEC, "execv(%s) failed: %m", executable);
+
+ /* not reached */
+ return FATAL_EXEC;
+}
diff --git a/src/util/script-login.c b/src/util/script-login.c
new file mode 100644
index 0000000..062a1a6
--- /dev/null
+++ b/src/util/script-login.c
@@ -0,0 +1,249 @@
+/* Copyright (c) 2009-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "env-util.h"
+#include "execv-const.h"
+#include "fdpass.h"
+#include "restrict-access.h"
+#include "str.h"
+#include "strescape.h"
+#include "settings-parser.h"
+#include "mail-storage-service.h"
+#include "master-interface.h"
+#include "master-service.h"
+#include "master-service-settings.h"
+
+#include <unistd.h>
+
+#define SCRIPT_LOGIN_PROTOCOL_VERSION_MAJOR 1
+#define SCRIPT_LOGIN_READ_TIMEOUT_SECS 10
+#define ENV_USERDB_KEYS "USERDB_KEYS"
+#define SCRIPT_COMM_FD 3
+
+static const char **exec_args;
+static bool drop_to_userdb_privileges = FALSE;
+
+static void client_connected(struct master_service_connection *conn)
+{
+ enum mail_storage_service_flags flags =
+ MAIL_STORAGE_SERVICE_FLAG_ALLOW_ROOT |
+ MAIL_STORAGE_SERVICE_FLAG_NO_PLUGINS;
+ string_t *instr, *keys;
+ const char *const *args, *key, *value, *error, *version_line, *data_line;
+ struct mail_storage_service_ctx *service_ctx;
+ struct mail_storage_service_input input;
+ struct mail_storage_service_user *user;
+ char buf[1024];
+ unsigned int i, socket_count;
+ int fd = -1;
+ ssize_t ret;
+
+ alarm(SCRIPT_LOGIN_READ_TIMEOUT_SECS);
+
+ net_set_nonblock(conn->fd, FALSE);
+ instr = t_str_new(1024);
+ ret = fd_read(conn->fd, buf, sizeof(buf), &fd);
+ while (ret > 0) {
+ str_append_data(instr, buf, ret);
+ if (buf[ret-1] == '\n' &&
+ strchr(str_c(instr), '\n')[1] != '\0') {
+ str_truncate(instr, str_len(instr)-1);
+ break;
+ }
+
+ ret = read(conn->fd, buf, sizeof(buf));
+ }
+
+ version_line = str_c(instr);
+ data_line = strchr(version_line, '\n');
+ if (data_line != NULL)
+ version_line = t_strdup_until(version_line, data_line++);
+ else
+ version_line = NULL;
+
+ if (ret > 0 || version_line != NULL) {
+ if (version_line == NULL ||
+ !version_string_verify(version_line, "script-login",
+ SCRIPT_LOGIN_PROTOCOL_VERSION_MAJOR)) {
+ i_fatal("Client not compatible with this binary "
+ "(connecting to wrong socket?)");
+ }
+ }
+
+ if (ret <= 0) {
+ if (ret < 0)
+ i_fatal("read() failed: %m");
+ else
+ i_fatal("read() failed: disconnected");
+ }
+ if (fd == -1)
+ i_fatal("client fd not received");
+
+ alarm(0);
+
+ /* put everything to environment */
+ env_clean();
+ keys = t_str_new(256);
+ args = t_strsplit_tabescaped(data_line);
+
+ if (str_array_length(args) < 3)
+ i_fatal("Missing input fields");
+
+ i = 0;
+ i_zero(&input);
+ input.module = "mail"; /* need to get mail_uid, mail_gid */
+ input.service = "script-login";
+ (void)net_addr2ip(args[i++], &input.local_ip);
+ (void)net_addr2ip(args[i++], &input.remote_ip);
+ input.username = args[i++];
+ input.userdb_fields = args + i;
+
+ env_put("LOCAL_IP", net_ip2addr(&input.local_ip));
+ env_put("IP", net_ip2addr(&input.remote_ip));
+ env_put("USER", input.username);
+
+ for (; args[i] != NULL; i++) {
+ value = strchr(args[i], '=');
+ if (value != NULL) {
+ key = t_str_ucase(t_strdup_until(args[i], value++));
+ env_put(key, value);
+ str_printfa(keys, "%s ", key);
+ }
+ }
+ env_put(ENV_USERDB_KEYS, str_c(keys));
+
+ master_service_init_log_with_prefix(master_service,
+ t_strdup_printf("script-login(%s): ", input.username));
+
+ if (drop_to_userdb_privileges) {
+ service_ctx = mail_storage_service_init(master_service, NULL, flags);
+ if (mail_storage_service_lookup(service_ctx, &input, &user, &error) <= 0)
+ i_fatal("%s", error);
+ mail_storage_service_restrict_setenv(service_ctx, user);
+ /* we can't exec anything in a chroot */
+ env_remove("RESTRICT_CHROOT");
+ restrict_access_by_env(0, getenv("HOME"));
+ }
+
+ if (dup2(fd, STDIN_FILENO) < 0)
+ i_fatal("dup2() failed: %m");
+ if (dup2(fd, STDOUT_FILENO) < 0)
+ i_fatal("dup2() failed: %m");
+ if (close(fd) < 0)
+ i_fatal("close() failed: %m");
+ if (conn->fd != SCRIPT_COMM_FD) {
+ if (dup2(conn->fd, SCRIPT_COMM_FD) < 0)
+ i_fatal("dup2() failed: %m");
+ if (close(conn->fd) < 0)
+ i_fatal("close() failed: %m");
+ }
+
+ /* close all listener sockets */
+ socket_count = master_service_get_socket_count(master_service);
+ for (i = 0; i < socket_count; i++) {
+ if (close(MASTER_LISTEN_FD_FIRST + i) < 0)
+ i_error("close(listener) failed: %m");
+ }
+ if (close(MASTER_STATUS_FD) < 0)
+ i_error("close(status) failed: %m");
+
+ execvp_const(exec_args[0], exec_args);
+}
+
+static void script_execute_finish(void)
+{
+ const char *keys_str, *username, *const *keys, *value;
+ string_t *reply = t_str_new(512);
+ ssize_t ret;
+
+ keys_str = getenv(ENV_USERDB_KEYS);
+ if (keys_str == NULL)
+ i_fatal(ENV_USERDB_KEYS" environment missing");
+
+ username = getenv("USER");
+ if (username == NULL)
+ i_fatal("USER environment missing");
+ str_append(reply, username);
+
+ for (keys = t_strsplit_spaces(keys_str, " "); *keys != NULL; keys++) {
+ value = getenv(t_str_ucase(*keys));
+ if (value != NULL) {
+ str_append_c(reply, '\t');
+ str_append_tabescaped(reply,
+ t_strconcat(t_str_lcase(*keys), "=",
+ value, NULL));
+ }
+ }
+ str_append_c(reply, '\n');
+
+ /* finish by sending the fd to the mail process */
+ ret = fd_send(SCRIPT_COMM_FD, STDOUT_FILENO,
+ str_data(reply), str_len(reply));
+ if (ret == (ssize_t)str_len(reply)) {
+ /* success */
+ } else {
+ if (ret < 0)
+ i_error("fd_send() failed: %m");
+ else
+ i_error("fd_send() sent partial output");
+ /* exit with 0 even though we failed. non-0 exit just makes
+ master log an unnecessary error. */
+ }
+}
+
+int main(int argc, char *argv[])
+{
+ enum master_service_flags flags =
+ MASTER_SERVICE_FLAG_DONT_SEND_STATS;
+ int i, c;
+
+ if (getenv(MASTER_IS_PARENT_ENV) == NULL)
+ flags |= MASTER_SERVICE_FLAG_STANDALONE;
+
+ master_service = master_service_init("script-login", flags,
+ &argc, &argv, "+d");
+ while ((c = master_getopt(master_service)) > 0) {
+ switch (c) {
+ case 'd':
+ drop_to_userdb_privileges = TRUE;
+ break;
+ default:
+ return FATAL_DEFAULT;
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ master_service_init_log(master_service);
+
+ if (!drop_to_userdb_privileges &&
+ (flags & MASTER_SERVICE_FLAG_STANDALONE) == 0) {
+ /* drop to privileges defined by service settings */
+ restrict_access_by_env(RESTRICT_ACCESS_FLAG_ALLOW_ROOT, NULL);
+ }
+
+ master_service_init_finish(master_service);
+ master_service_set_service_count(master_service, 1);
+
+ if ((flags & MASTER_SERVICE_FLAG_STANDALONE) != 0) {
+ /* The last post-login script is calling us to finish login */
+ script_execute_finish();
+ } else {
+ if (argv[0] == NULL)
+ i_fatal("Missing script path");
+ exec_args = i_new(const char *, argc + 2);
+ for (i = 0; i < argc; i++)
+ exec_args[i] = argv[i];
+ exec_args[i] = PKG_LIBEXECDIR"/script-login";
+ exec_args[i+1] = NULL;
+
+ if (exec_args[0][0] != '/') {
+ exec_args[0] = t_strconcat(PKG_LIBEXECDIR"/",
+ exec_args[0], NULL);
+ }
+
+ master_service_run(master_service, client_connected);
+ }
+ master_service_deinit(&master_service);
+ return 0;
+}
diff --git a/src/util/script.c b/src/util/script.c
new file mode 100644
index 0000000..6ae4621
--- /dev/null
+++ b/src/util/script.c
@@ -0,0 +1,321 @@
+/* Copyright (c) 2010-2019 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "array.h"
+#include "str.h"
+#include "strescape.h"
+#include "env-util.h"
+#include "execv-const.h"
+#include "write-full.h"
+#include "restrict-access.h"
+#include "master-interface.h"
+#include "master-service.h"
+
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/socket.h>
+
+#define SCRIPT_MAJOR_VERSION 4
+#define SCRIPT_READ_TIMEOUT_SECS 10
+
+static ARRAY_TYPE(const_string) exec_args;
+static const char **accepted_envs;
+static bool passthrough = FALSE;
+
+static void script_verify_version(const char *line)
+{
+ if (line == NULL ||
+ !version_string_verify(line, "script", SCRIPT_MAJOR_VERSION)) {
+ i_fatal("Client not compatible with this binary "
+ "(connecting to wrong socket?)");
+ }
+}
+
+
+static void
+exec_child(struct master_service_connection *conn,
+ const char *const *args, const char *const *envs)
+{
+ unsigned int i, socket_count;
+
+ if (dup2(conn->fd, STDIN_FILENO) < 0)
+ i_fatal("dup2() failed: %m");
+ if (dup2(conn->fd, STDOUT_FILENO) < 0)
+ i_fatal("dup2() failed: %m");
+
+ /* close all fds */
+ socket_count = master_service_get_socket_count(master_service);
+ for (i = 0; i < socket_count; i++) {
+ if (close(MASTER_LISTEN_FD_FIRST + i) < 0)
+ i_error("close(listener) failed: %m");
+ }
+ if (close(MASTER_STATUS_FD) < 0)
+ i_error("close(status) failed: %m");
+ if (close(conn->fd) < 0)
+ i_error("close(conn->fd) failed: %m");
+
+ for (; args != NULL && *args != NULL; args++) {
+ const char *arg = t_str_tabunescape(*args);
+ array_push_back(&exec_args, &arg);
+ }
+ array_append_zero(&exec_args);
+
+ env_clean();
+ if (envs != NULL)
+ env_put_array(envs);
+
+ args = array_front(&exec_args);
+ execvp_const(args[0], args);
+}
+
+static bool
+parse_input(ARRAY_TYPE(const_string)* envs, const char *const **args_r,
+ struct master_service_connection* conn, ssize_t *output_r)
+{
+ string_t *input;
+ void *buf;
+ size_t prev_size, scanpos;
+ bool header_complete = FALSE, noreply = FALSE;
+
+ input = t_buffer_create(IO_BLOCK_SIZE);
+
+ /* Input contains:
+
+ VERSION .. <lf>
+ [alarm=<secs> <lf>]
+ "noreply" | "-" (or anything really) <lf>
+
+ arg 1 <lf>
+ arg 2 <lf>
+ ...
+ <lf>
+ DATA
+
+ This is quite a horrible protocol. If alarm is specified, it MUST be
+ before "noreply". If "noreply" isn't given, something other string
+ (typically "-") must be given which is eaten away.
+ */
+ alarm(SCRIPT_READ_TIMEOUT_SECS);
+ scanpos = 1;
+ while (!header_complete) {
+ const unsigned char *pos, *end;
+
+ prev_size = input->used;
+ buf = buffer_append_space_unsafe(input, IO_BLOCK_SIZE);
+
+ /* peek in socket input buffer */
+ *output_r = recv(conn->fd, buf, IO_BLOCK_SIZE, MSG_PEEK);
+ if (*output_r <= 0) {
+ buffer_set_used_size(input, prev_size);
+ if (strchr(str_c(input), '\n') != NULL)
+ script_verify_version(t_strcut(str_c(input), '\n'));
+
+ if (*output_r < 0)
+ i_fatal("recv(MSG_PEEK) failed: %m");
+
+ i_fatal("recv(MSG_PEEK) failed: disconnected");
+ }
+
+ /* scan for final \n\n */
+ pos = CONST_PTR_OFFSET(input->data, scanpos);
+ end = CONST_PTR_OFFSET(input->data, prev_size + *output_r);
+ for (; pos < end; pos++) {
+ if (pos[-1] == '\n' && pos[0] == '\n') {
+ header_complete = TRUE;
+ pos++;
+ break;
+ }
+ }
+ scanpos = pos - (const unsigned char *)input->data;
+
+ /* read data for real (up to and including \n\n) */
+ *output_r = recv(conn->fd, buf, scanpos-prev_size, 0);
+ if (prev_size+(*output_r) != scanpos) {
+ if (*output_r < 0)
+ i_fatal("recv() failed: %m");
+ if (*output_r == 0)
+ i_fatal("recv() failed: disconnected");
+ i_fatal("recv() failed: size of definitive recv() differs from peek");
+ }
+ buffer_set_used_size(input, scanpos);
+ }
+ alarm(0);
+
+ /* drop the last two LFs */
+ buffer_set_used_size(input, scanpos-2);
+
+ *args_r = t_strsplit(str_c(input), "\n");
+ script_verify_version(**args_r); (*args_r)++;
+ if (**args_r != NULL) {
+ const char *p;
+
+ if (str_begins(**args_r, "alarm=")) {
+ unsigned int seconds;
+ if (str_to_uint((**args_r) + 6, &seconds) < 0)
+ i_fatal("invalid alarm option");
+ alarm(seconds);
+ (*args_r)++;
+ }
+ while (str_begins(**args_r, "env_")) {
+ const char *envname, *env;
+
+ env = t_str_tabunescape((**args_r)+4);
+ p = strchr(env, '=');
+ if (p == NULL)
+ i_fatal("invalid environment variable");
+ envname = t_strdup_until((**args_r)+4, p);
+
+ if (str_array_find(accepted_envs, envname))
+ array_push_back(envs, &env);
+ (*args_r)++;
+ }
+ if (strcmp(**args_r, "noreply") == 0) {
+ noreply = TRUE;
+ }
+ if (***args_r == '\0')
+ i_fatal("empty options");
+ (*args_r)++;
+ }
+ array_append_zero(envs);
+
+ return noreply;
+}
+
+static bool client_exec_script(struct master_service_connection *conn)
+{
+ ARRAY_TYPE(const_string) envs;
+ const char *const *args = NULL;
+ ssize_t ret;
+ int status;
+ pid_t pid;
+
+ t_array_init(&envs, 16);
+
+ net_set_nonblock(conn->fd, FALSE);
+
+ if (!passthrough && parse_input(&envs, &args, conn, &ret)) {
+ /* parse_input returns TRUE if noreply is set in the input.
+ * In that case there is no need to fork and check exit
+ * status. Parsing the input must only happen if passthrough
+ * is not enabled. */
+ exec_child(conn, args, array_front(&envs));
+ i_unreached();
+ }
+
+ if ((pid = fork()) == (pid_t)-1) {
+ i_error("fork() failed: %m");
+ return FALSE;
+ }
+
+ if (pid == 0) {
+ /* child */
+ if (!passthrough)
+ exec_child(conn, args, array_front(&envs));
+ else
+ exec_child(conn, NULL, NULL);
+ i_unreached();
+ }
+
+ /* parent */
+
+ /* check script exit status */
+ if (waitpid(pid, &status, 0) < 0) {
+ i_error("waitpid() failed: %m");
+ return FALSE;
+ } else if (WIFEXITED(status)) {
+ ret = WEXITSTATUS(status);
+ if (ret != 0) {
+ i_error("Script terminated abnormally, exit status %d", (int)ret);
+ return FALSE;
+ }
+ } else if (WIFSIGNALED(status)) {
+ i_error("Script terminated abnormally, signal %d", WTERMSIG(status));
+ return FALSE;
+ } else if (WIFSTOPPED(status)) {
+ i_fatal("Script stopped, signal %d", WSTOPSIG(status));
+ return FALSE;
+ } else {
+ i_fatal("Script terminated abnormally, return status %d", status);
+ return FALSE;
+ }
+ return TRUE;
+}
+
+static void client_connected(struct master_service_connection *conn)
+{
+ if (!passthrough) {
+ char response[2];
+
+ response[0] = client_exec_script(conn) ? '+' : '-';
+ response[1] = '\n';
+ if (write_full(conn->fd, &response, 2) < 0)
+ i_error("write(response) failed: %m");
+ } else {
+ client_exec_script(conn);
+ }
+}
+
+int main(int argc, char *argv[])
+{
+ const enum master_service_flags service_flags =
+ MASTER_SERVICE_FLAG_DONT_SEND_STATS;
+ ARRAY_TYPE(const_string) aenvs;
+ const char *binary;
+ const char *const *envs;
+ int c, i;
+
+ master_service = master_service_init("script", service_flags,
+ &argc, &argv, "+e:p");
+
+ t_array_init(&aenvs, 16);
+ while ((c = master_getopt(master_service)) > 0) {
+ switch (c) {
+ case 'e':
+ envs = t_strsplit_spaces(optarg,", \t");
+ while (*envs != NULL) {
+ array_push_back(&aenvs, envs);
+ envs++;
+ }
+ break;
+ case 'p':
+ passthrough = TRUE;
+ break;
+ default:
+ return FATAL_DEFAULT;
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ array_append_zero(&aenvs);
+ accepted_envs = p_strarray_dup(default_pool, array_front(&aenvs));
+
+ master_service_init_log(master_service);
+ if (argv[0] == NULL)
+ i_fatal("Missing script path");
+ restrict_access_by_env(RESTRICT_ACCESS_FLAG_ALLOW_ROOT, NULL);
+ restrict_access_allow_coredumps(TRUE);
+
+ master_service_init_finish(master_service);
+ master_service_set_service_count(master_service, 1);
+
+ if (argv[0][0] == '/')
+ binary = argv[0];
+ else
+ binary = t_strconcat(PKG_LIBEXECDIR"/", argv[0], NULL);
+
+ i_array_init(&exec_args, argc + 16);
+ array_push_back(&exec_args, &binary);
+ for (i = 1; i < argc; i++) {
+ const char *arg = argv[i];
+
+ array_push_back(&exec_args, &arg);
+ }
+
+ master_service_run(master_service, client_connected);
+ array_free(&exec_args);
+ i_free(accepted_envs);
+ master_service_deinit(&master_service);
+ return 0;
+}
diff --git a/src/util/tcpwrap-settings.c b/src/util/tcpwrap-settings.c
new file mode 100644
index 0000000..ec7ceaf
--- /dev/null
+++ b/src/util/tcpwrap-settings.c
@@ -0,0 +1,35 @@
+/* Copyright (c) 2010-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "buffer.h"
+#include "settings-parser.h"
+#include "service-settings.h"
+
+#include <stddef.h>
+
+#ifdef HAVE_LIBWRAP
+struct service_settings tcpwrap_service_settings = {
+ .name = "tcpwrap",
+ .protocol = "",
+ .type = "",
+ .executable = "tcpwrap",
+ .user = "$default_internal_user",
+ .group = "",
+ .privileged_group = "",
+ .extra_groups = "",
+ .chroot = "",
+
+ .drop_priv_before_exec = FALSE,
+
+ .process_min_avail = 0,
+ .process_limit = 0,
+ .client_limit = 1,
+ .service_count = 0,
+ .idle_kill = 0,
+ .vsz_limit = UOFF_T_MAX,
+
+ .unix_listeners = ARRAY_INIT,
+ .fifo_listeners = ARRAY_INIT,
+ .inet_listeners = ARRAY_INIT
+};
+#endif
diff --git a/src/util/tcpwrap.c b/src/util/tcpwrap.c
new file mode 100644
index 0000000..0d492bb
--- /dev/null
+++ b/src/util/tcpwrap.c
@@ -0,0 +1,131 @@
+/* Copyright (c) 2010-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "ioloop.h"
+#include "fdpass.h"
+#include "write-full.h"
+#include "restrict-access.h"
+#include "master-service.h"
+
+#include <unistd.h>
+#include <syslog.h>
+#include <tcpd.h>
+
+struct tcpwrap_client {
+ int fd;
+ struct io *io;
+ struct timeout *to;
+};
+
+#define INPUT_TIMEOUT_MSECS (1000*10)
+
+/* for tcpwrap library */
+int allow_severity = LOG_INFO;
+int deny_severity = LOG_WARNING;
+
+static struct tcpwrap_client *tcpwrap_client = NULL;
+
+static void tcpwrap_client_destroy(struct tcpwrap_client **client);
+
+static void tcpwrap_client_handle(struct tcpwrap_client *client, int check_fd,
+ const char *daemon_name)
+{
+ struct request_info request;
+
+ request_init(&request, RQ_DAEMON, daemon_name,
+ RQ_FILE, check_fd, 0);
+ fromhost(&request);
+
+ if (!hosts_access(&request))
+ (void)write_full(client->fd, "0\n", 2);
+ else
+ (void)write_full(client->fd, "1\n", 2);
+ lib_exit(0);
+}
+
+static void tcpwrap_client_input(struct tcpwrap_client *client)
+{
+ unsigned char buf[1024];
+ ssize_t ret;
+ int check_fd = -1;
+
+ ret = fd_read(client->fd, buf, sizeof(buf), &check_fd);
+ if (ret <= 0) {
+ i_error("fd_read() failed: %m");
+ } else if (ret > 1 && (size_t)ret < sizeof(buf) && buf[ret-1] == '\n') {
+ tcpwrap_client_handle(client, check_fd, t_strndup(buf, ret-1));
+ } else {
+ i_error("Invalid input from client");
+ }
+
+ i_close_fd(&check_fd);
+ tcpwrap_client_destroy(&client);
+}
+
+static void tcpwrap_client_timeout(struct tcpwrap_client *client)
+{
+ tcpwrap_client_destroy(&client);
+}
+
+static struct tcpwrap_client *tcpwrap_client_create(int fd)
+{
+ struct tcpwrap_client *client;
+
+ client = i_new(struct tcpwrap_client, 1);
+ client->fd = fd;
+ client->io = io_add(fd, IO_READ, tcpwrap_client_input, client);
+ client->to = timeout_add(INPUT_TIMEOUT_MSECS, tcpwrap_client_timeout,
+ client);
+ return client;
+}
+
+static void tcpwrap_client_destroy(struct tcpwrap_client **_client)
+{
+ struct tcpwrap_client *client = *_client;
+
+ *_client = NULL;
+
+ timeout_remove(&client->to);
+ io_remove(&client->io);
+ if (close(client->fd) < 0)
+ i_error("close() failed: %m");
+ i_free(client);
+
+ tcpwrap_client = NULL;
+ master_service_client_connection_destroyed(master_service);
+}
+
+static void client_connected(struct master_service_connection *conn)
+{
+ if (tcpwrap_client != NULL) {
+ i_error("tcpwrap must be configured with client_limit=1");
+ return;
+ }
+
+ master_service_client_connection_accept(conn);
+ tcpwrap_client = tcpwrap_client_create(conn->fd);
+}
+
+int main(int argc, char *argv[])
+{
+ const enum master_service_flags service_flags =
+ MASTER_SERVICE_FLAG_DONT_SEND_STATS;
+
+ master_service = master_service_init("tcpwrap", service_flags,
+ &argc, &argv, "");
+ if (master_getopt(master_service) > 0)
+ return FATAL_DEFAULT;
+
+ master_service_init_log(master_service);
+ restrict_access_by_env(RESTRICT_ACCESS_FLAG_ALLOW_ROOT, NULL);
+ restrict_access_allow_coredumps(TRUE);
+
+ master_service_init_finish(master_service);
+
+ master_service_run(master_service, client_connected);
+ if (tcpwrap_client != NULL)
+ tcpwrap_client_destroy(&tcpwrap_client);
+
+ master_service_deinit(&master_service);
+ return 0;
+}
diff --git a/src/util/test-fs.c b/src/util/test-fs.c
new file mode 100644
index 0000000..ecad781
--- /dev/null
+++ b/src/util/test-fs.c
@@ -0,0 +1,449 @@
+/* Copyright (c) 2021 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "array.h"
+#include "ioloop.h"
+#include "istream.h"
+#include "ostream.h"
+#include "guid.h"
+#include "llist.h"
+#include "master-service.h"
+#include "dict.h"
+#include "fs-api.h"
+
+#define DEFAULT_MAX_PARALLEL_OPS 30
+#define DEFAULT_FILES_COUNT 100
+/* Allow +-10% difference in number of files */
+#define FILES_COUNT_APPROX 0.9
+
+struct test_read {
+ struct test_read *prev, *next;
+
+ struct test_ctx *ctx;
+ struct fs_file *file;
+ struct istream *input;
+ struct io *io;
+};
+
+struct test_write {
+ struct test_write *prev, *next;
+
+ struct test_ctx *ctx;
+ struct fs_file *file;
+};
+
+struct test_delete {
+ struct test_delete *prev, *next;
+
+ struct test_ctx *ctx;
+ struct fs_file *file;
+};
+
+struct test_iter {
+ struct test_iter *prev, *next;
+
+ struct test_ctx *ctx;
+ pool_t pool;
+ ARRAY_TYPE(const_string) files;
+ struct fs_iter *iter;
+ bool object_ids;
+};
+
+struct test_ctx {
+ struct fs *fs;
+ const char *prefix;
+ bool sync_only, async_only;
+ unsigned int files_count;
+ unsigned int max_parallel_ops;
+
+ pool_t files_pool;
+ ARRAY_TYPE(const_string) files;
+
+ struct timeout *to;
+ struct test_read *reads;
+ struct test_write *writes;
+ struct test_delete *deletes;
+ struct test_iter *iters;
+ unsigned int running_op_count;
+
+ unsigned int total_reads, total_writes, total_deletes, total_iters;
+};
+
+static struct ioloop *root_ioloop;
+
+static void test_more(struct test_ctx *ctx);
+static void test_read_callback(struct test_read *r);
+
+static bool test_want_async(struct test_ctx *ctx)
+{
+ if (ctx->async_only)
+ return TRUE;
+ if (ctx->sync_only)
+ return FALSE;
+ return (i_rand_limit(2) == 0);
+}
+
+static void test_op_finish(struct test_ctx *ctx)
+{
+ i_assert(ctx->running_op_count > 0);
+ ctx->running_op_count--;
+
+ if (ctx->to == NULL)
+ ctx->to = timeout_add_short_to(root_ioloop, 0, test_more, ctx);
+}
+
+static void test_write_finish(struct test_write *w)
+{
+ DLLIST_REMOVE(&w->ctx->writes, w);
+ fs_file_deinit(&w->file);
+
+ w->ctx->total_writes++;
+ test_op_finish(w->ctx);
+ i_free(w);
+}
+
+static void test_write_callback(struct test_write *w)
+{
+ int ret;
+
+ ret = fs_write_stream_finish_async(w->file);
+ if (ret < 0) {
+ i_error("fs_write_stream() failed: %s",
+ fs_file_last_error(w->file));
+ }
+ if (ret != 0)
+ test_write_finish(w);
+}
+
+static void test_next_op_write(struct test_ctx *ctx)
+{
+ struct test_write *w;
+ struct istream *input, *input2;
+ struct ostream *output;
+ const char *path;
+
+ w = i_new(struct test_write, 1);
+ w->ctx = ctx;
+ DLLIST_PREPEND(&ctx->writes, w);
+
+ path = t_strconcat(ctx->prefix, guid_generate(), NULL);
+ w->file = fs_file_init(ctx->fs, path, FS_OPEN_MODE_REPLACE |
+ (test_want_async(ctx) ? FS_OPEN_FLAG_ASYNC : 0));
+ input = i_stream_create_file("/dev/urandom", IO_BLOCK_SIZE);
+ input2 = i_stream_create_limit(input, i_rand_limit(1024*1024));
+ output = fs_write_stream(w->file);
+ switch (o_stream_send_istream(output, input2)) {
+ case OSTREAM_SEND_ISTREAM_RESULT_FINISHED:
+ break;
+ case OSTREAM_SEND_ISTREAM_RESULT_WAIT_INPUT:
+ case OSTREAM_SEND_ISTREAM_RESULT_WAIT_OUTPUT:
+ i_unreached();
+ case OSTREAM_SEND_ISTREAM_RESULT_ERROR_INPUT:
+ i_fatal("read(/dev/urandom) failed: %s",
+ i_stream_get_error(input));
+ case OSTREAM_SEND_ISTREAM_RESULT_ERROR_OUTPUT:
+ i_fatal("write() failed: %s",
+ o_stream_get_error(output));
+ }
+ i_stream_unref(&input);
+ i_stream_unref(&input2);
+
+ int ret = fs_write_stream_finish(w->file, &output);
+ if (ret < 0) {
+ i_error("fs_write_stream(%s) failed: %s",
+ path, fs_file_last_error(w->file));
+ }
+ if (ret == 0)
+ fs_file_set_async_callback(w->file, test_write_callback, w);
+ else
+ test_write_finish(w);
+}
+
+static void test_iter_finish(struct test_iter *i)
+{
+ const char *error;
+
+ DLLIST_REMOVE(&i->ctx->iters, i);
+
+ if (fs_iter_deinit(&i->iter, &error) < 0) {
+ i_error("fs_iter_deinit() failed: %s", error);
+ pool_unref(&i->pool);
+ } else {
+ pool_unref(&i->ctx->files_pool);
+ i->ctx->files_pool = i->pool;
+ i->ctx->files = i->files;
+ }
+
+ i->ctx->total_iters++;
+ test_op_finish(i->ctx);
+ i_free(i);
+}
+
+static void test_iter_callback(struct test_iter *i)
+{
+ const char *fname;
+
+ while ((fname = fs_iter_next(i->iter)) != NULL) {
+ if (i->object_ids) {
+ /* skip object ID */
+ fname = strchr(fname, '/');
+ i_assert(fname != NULL);
+ fname++;
+ }
+ fname = p_strdup(i->pool, fname);
+ array_push_back(&i->files, &fname);
+ }
+
+ if (!fs_iter_have_more(i->iter))
+ test_iter_finish(i);
+}
+
+static void test_next_op_iter(struct test_ctx *ctx)
+{
+ struct test_iter *i;
+
+ i = i_new(struct test_iter, 1);
+ i->ctx = ctx;
+ i->pool = pool_alloconly_create(MEMPOOL_GROWING"test iter", 256);
+ p_array_init(&i->files, i->pool, 16);
+ DLLIST_PREPEND(&ctx->iters, i);
+
+ i->object_ids = (fs_get_properties(ctx->fs) &
+ FS_PROPERTY_OBJECTIDS) == 0 ?
+ FALSE : (i_rand_limit(2) == 0);
+ i->iter = fs_iter_init(ctx->fs, ctx->prefix,
+ (test_want_async(ctx) ? FS_ITER_FLAG_ASYNC : 0) |
+ (i->object_ids ? FS_ITER_FLAG_OBJECTIDS : 0));
+ fs_iter_set_async_callback(i->iter, test_iter_callback, i);
+ test_iter_callback(i);
+}
+
+static void test_read_finish(struct test_read *r)
+{
+ DLLIST_REMOVE(&r->ctx->reads, r);
+ io_remove(&r->io);
+ i_stream_unref(&r->input);
+ fs_file_deinit(&r->file);
+
+ r->ctx->total_reads++;
+ test_op_finish(r->ctx);
+ i_free(r);
+}
+
+static void test_read_callback(struct test_read *r)
+{
+ const unsigned char *data;
+ size_t size;
+ int ret;
+
+ while ((ret = i_stream_read_more(r->input, &data, &size)) > 0)
+ i_stream_skip(r->input, size);
+ if (ret == 0) {
+ if (r->io == NULL) {
+ r->io = io_add_istream(r->input, test_read_callback, r);
+ fs_file_set_async_callback(r->file, test_read_callback, r);
+ }
+ return;
+ }
+ i_assert(ret == -1);
+ if (r->input->stream_errno != 0 &&
+ r->input->stream_errno != ENOENT)
+ i_error("read() failed: %s", i_stream_get_error(r->input));
+ test_read_finish(r);
+}
+
+static void test_next_read(struct test_ctx *ctx)
+{
+ struct test_read *r;
+
+ r = i_new(struct test_read, 1);
+ r->ctx = ctx;
+ DLLIST_PREPEND(&ctx->reads, r);
+
+ const char *const *fnamep =
+ array_idx(&ctx->files, i_rand_limit(array_count(&ctx->files)));
+ const char *path = t_strconcat(ctx->prefix, *fnamep, NULL);
+ r->file = fs_file_init(ctx->fs, path, FS_OPEN_MODE_READONLY |
+ (test_want_async(ctx) ? FS_OPEN_FLAG_ASYNC : 0));
+ r->input = fs_read_stream(r->file, IO_BLOCK_SIZE);
+ test_read_callback(r);
+}
+
+static void test_delete_finish(struct test_delete *d)
+{
+ DLLIST_REMOVE(&d->ctx->deletes, d);
+ fs_file_deinit(&d->file);
+
+ d->ctx->total_deletes++;
+ test_op_finish(d->ctx);
+ i_free(d);
+}
+
+static void test_delete_callback(struct test_delete *d)
+{
+ int ret = fs_delete(d->file);
+ if (ret < 0 && errno != ENOENT) {
+ if (errno == EAGAIN)
+ return;
+ i_error("fs_delete() failed: %s", fs_file_last_error(d->file));
+ }
+ test_delete_finish(d);
+}
+
+static void test_next_delete(struct test_ctx *ctx)
+{
+ struct test_delete *d;
+
+ d = i_new(struct test_delete, 1);
+ d->ctx = ctx;
+ DLLIST_PREPEND(&ctx->deletes, d);
+
+ const char *const *fnamep =
+ array_idx(&ctx->files, i_rand_limit(array_count(&ctx->files)));
+ const char *path = t_strconcat(ctx->prefix, *fnamep, NULL);
+ d->file = fs_file_init(ctx->fs, path, FS_OPEN_MODE_READONLY |
+ (test_want_async(ctx) ? FS_OPEN_FLAG_ASYNC : 0));
+ int ret = fs_delete(d->file);
+ if (ret < 0 && errno == EAGAIN) {
+ fs_file_set_async_callback(d->file, test_delete_callback, d);
+ return;
+ }
+ if (ret < 0 && errno != ENOENT)
+ i_error("fs_delete() failed: %s", fs_file_last_error(d->file));
+ test_delete_finish(d);
+}
+
+static void test_next_op(struct test_ctx *ctx)
+{
+ switch (i_rand_limit(4)) {
+ case 0:
+ if (array_is_created(&ctx->files) &&
+ array_count(&ctx->files) * FILES_COUNT_APPROX > ctx->files_count)
+ break;
+ ctx->running_op_count++;
+ test_next_op_write(ctx);
+ break;
+ case 1:
+ ctx->running_op_count++;
+ test_next_op_iter(ctx);
+ break;
+ case 2:
+ if (!array_is_created(&ctx->files) ||
+ array_count(&ctx->files) == 0)
+ break;
+ ctx->running_op_count++;
+ test_next_read(ctx);
+ break;
+ case 3:
+ if (!array_is_created(&ctx->files) ||
+ array_count(&ctx->files) / FILES_COUNT_APPROX < ctx->files_count)
+ break;
+ ctx->running_op_count++;
+ test_next_delete(ctx);
+ break;
+ }
+}
+
+static void test_more(struct test_ctx *ctx)
+{
+ timeout_remove(&ctx->to);
+ /* note that all operations may be synchronous */
+ for (unsigned int i = ctx->running_op_count; i < ctx->max_parallel_ops; i++)
+ test_next_op(ctx);
+ if (ctx->to == NULL) {
+ ctx->to = timeout_add(ctx->running_op_count == 0 ? 0 :
+ i_rand_limit(100), test_more, ctx);
+ }
+}
+
+static void stats_output(struct test_ctx *ctx)
+{
+ printf("%u iters, %u reads, %u writes, %u deletes\n",
+ ctx->total_iters, ctx->total_reads, ctx->total_writes,
+ ctx->total_deletes);
+}
+
+int main(int argc, char *argv[])
+{
+ struct fs_settings set;
+ struct test_ctx ctx;
+ const char *error;
+ unsigned int timeout_secs = 0;
+ struct timeout *to_stop = NULL;
+ int c;
+
+ i_zero(&ctx);
+ ctx.max_parallel_ops = DEFAULT_MAX_PARALLEL_OPS;
+ ctx.files_count = DEFAULT_FILES_COUNT;
+
+ i_zero(&set);
+ set.base_dir = PKG_RUNDIR;
+ master_service = master_service_init("test-fs",
+ MASTER_SERVICE_FLAG_STANDALONE,
+ &argc, &argv, "Daf:p:st:u:");
+ while ((c = master_getopt(master_service)) > 0) {
+ switch (c) {
+ case 'D':
+ set.debug = TRUE;
+ break;
+ case 'a':
+ ctx.async_only = TRUE;
+ break;
+ case 'f':
+ if (str_to_uint(optarg, &ctx.files_count) < 0)
+ i_fatal("Invalid -f parameter: %s", optarg);
+ break;
+ case 'p':
+ if (str_to_uint(optarg, &ctx.max_parallel_ops) < 0)
+ i_fatal("Invalid -p parameter: %s", optarg);
+ break;
+ case 's':
+ ctx.sync_only = TRUE;
+ break;
+ case 'u':
+ set.username = optarg;
+ break;
+ case 't':
+ if (str_to_uint(optarg, &timeout_secs) < 0)
+ i_fatal("Invalid -t parameter: %s", optarg);
+ break;
+ default:
+ return FATAL_DEFAULT;
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ if (argc != 3)
+ i_fatal("Usage: [-a|-s] [-D] [-f <files#>] [-p <max ops>] [-t <secs>] [-u <user>] <driver> <args> <prefix>");
+
+ master_service_init_finish(master_service);
+ dict_drivers_register_builtin();
+
+ if (fs_init(argv[0], argv[1], &set, &ctx.fs, &error) < 0)
+ i_fatal("fs_init() failed: %s", error);
+ ctx.prefix = argv[2];
+
+ root_ioloop = current_ioloop;
+ test_more(&ctx);
+ if (timeout_secs != 0)
+ to_stop = timeout_add(timeout_secs*1000, io_loop_stop, current_ioloop);
+ struct timeout *to_stats = timeout_add(1000, stats_output, &ctx);
+ io_loop_run(current_ioloop);
+ timeout_remove(&to_stats);
+ timeout_remove(&to_stop);
+
+ while (ctx.writes != NULL)
+ test_write_finish(ctx.writes);
+ while (ctx.iters != NULL)
+ test_iter_finish(ctx.iters);
+ while (ctx.reads != NULL)
+ test_read_finish(ctx.reads);
+ while (ctx.deletes != NULL)
+ test_delete_finish(ctx.deletes);
+
+ stats_output(&ctx);
+ timeout_remove(&ctx.to);
+ fs_deinit(&ctx.fs);
+ master_service_deinit(&master_service);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-10 04:36:54 +0000