--- mailman-2.1.7/configure.in.multimail 2005-08-27 03:40:15.000000000 +0200
+++ mailman-2.1.7/configure.in 2006-01-10 10:53:14.000000000 +0100
@@ -208,26 +208,101 @@
fi
# new macro for finding group names
-AC_DEFUN(MM_FIND_GROUP_NAME, [
+# returns a comma separated list of quoted group names
+# the list is returned in the same order as specified with any duplicates removed
+# the filter flag must be "yes" or "no", e.g. this is permcheck
+# "no" ==> none existing groups are not filtered out
+# "yes" ==> only those groups that are in the group database are included
+# in the list
+AC_DEFUN(MM_FIND_GROUP_LIST, [
# $1 == variable name
-# $2 == user id to check for
+# $2 == white space separated list of groups to check,
+# list may contain mix of id's and names
+# $3 == filter, if == 'yes' then remove any non-existing groups
AC_SUBST($1)
changequote(,)
if test -z "$$1"
then
cat > conftest.py <<EOF
import grp
-gid = ''
+group_names = []
+seen = {}
+filter = "$3"
+
for group in "$2".split():
try:
+ gid = int(group)
+ try:
+ gname = grp.getgrgid(gid)[0]
+ except KeyError:
+ gname = ''
+ except ValueError:
try:
- gname = grp.getgrgid(int(group))[0]
- break
- except ValueError:
gname = grp.getgrnam(group)[0]
+ except KeyError:
+ if filter == "yes":
+ gname = ''
+ else:
+ gname = group
+ if gname:
+ if gname not in seen:
+ seen[gname] = 1
+ group_names.append(gname)
+
+if group_names:
+ val = '"' + '", "'.join(group_names) + '"'
+ #val = "'"+val+"'"
+else:
+ val = ''
+
+fp = open("conftest.out", "w")
+fp.write("%s\n" % val)
+fp.close()
+EOF
+ $PYTHON conftest.py
+ $1=`cat conftest.out`
+fi
+changequote([, ])
+rm -f conftest.out conftest.py])
+
+
+# new macro for finding group names
+AC_DEFUN(MM_FIND_GROUP_NAME, [
+# Given a list of tokens, either a name or a number (gid)
+# return the first one in the list that is found in the
+# group database. The return value is always a name, possibly
+# translated from a gid. If permcheck is "no" then the group
+# database is not checked, instead the first token in the list
+# which is a name is returned (e.g. the default value). If permcheck
+# is no and only gid's are in the list then the null string is returned.
+# $1 == variable name
+# $2 == group id to check for
+# $3 == permcheck, either "yes" or "no"
+AC_SUBST($1)
+changequote(,)
+if test -z "$$1"
+then
+ cat > conftest.py <<EOF
+import grp
+gname=''
+if "$3" == "yes":
+ for group in "$2".split():
+ try:
+ try:
+ gname = grp.getgrgid(int(group))[0]
+ break
+ except ValueError:
+ gname = grp.getgrnam(group)[0]
+ break
+ except KeyError:
+ gname = ''
+else:
+ for group in "$2".split():
+ try:
+ int(group)
+ except ValueError:
+ gname = group
break
- except KeyError:
- gname = ''
fp = open("conftest.out", "w")
fp.write("%s\n" % gname)
fp.close()
@@ -241,25 +316,41 @@
# new macro for finding UIDs
AC_DEFUN(MM_FIND_USER_NAME, [
+# Given a list of tokens, either a name or a number (uid)
+# return the first one in the list that is found in the
+# password database. The return value is always a name, possibly
+# translated from a uid. If permcheck is "no" then the password
+# database is not checked, instead the first token in the list
+# which is a name is returned (e.g. the default value). If permcheck
+# is no and only uid's are in the list then the null string is returned.
# $1 == variable name
# $2 == user id to check for
+# $3 == permcheck, either "yes" or "no"
AC_SUBST($1)
changequote(,)
if test -z "$$1"
then
cat > conftest.py <<EOF
import pwd
-uid = ''
-for user in "$2".split():
- try:
+uname=''
+if "$3" == "yes":
+ for user in "$2".split():
try:
- uname = pwd.getpwuid(int(user))[0]
- break
+ try:
+ uname = pwd.getpwuid(int(user))[0]
+ break
+ except ValueError:
+ uname = pwd.getpwnam(user)[0]
+ break
+ except KeyError:
+ uname = ''
+else:
+ for user in "$2".split():
+ try:
+ int(user)
except ValueError:
- uname = pwd.getpwnam(user)[0]
+ uname = user
break
- except KeyError:
- uname = ''
fp = open("conftest.out", "w")
fp.write("%s\n" % uname)
fp.close()
@@ -285,7 +376,7 @@
# User `mailman' must exist
AC_SUBST(MAILMAN_USER)
AC_MSG_CHECKING(for user name \"$USERNAME\")
-MM_FIND_USER_NAME(MAILMAN_USER, $USERNAME)
+MM_FIND_USER_NAME(MAILMAN_USER, $USERNAME, $with_permcheck)
if test -z "$MAILMAN_USER"
then
if test "$with_permcheck" = "yes"
@@ -316,7 +407,7 @@
# Target group must exist
AC_SUBST(MAILMAN_GROUP)
AC_MSG_CHECKING(for group name \"$GROUPNAME\")
-MM_FIND_GROUP_NAME(MAILMAN_GROUP, $GROUPNAME)
+MM_FIND_GROUP_NAME(MAILMAN_GROUP, $GROUPNAME, $with_permcheck)
if test -z "$MAILMAN_GROUP"
then
if test "$with_permcheck" = "yes"
@@ -339,11 +430,11 @@
prefix = "$prefixcheck"
groupname = "$GROUPNAME"
mailmangroup = "$MAILMAN_GROUP"
-try:
- mailmangid = grp.getgrnam(mailmangroup)[2]
-except KeyError:
- mailmangid = -1
problems = []
+try: mailmangid = grp.getgrnam(mailmangroup)[2]
+except KeyError:
+ problems.append("group doesn't exist: " + mailmangroup)
+ mailmangid = 41
try: statdata = os.stat(prefix)
except OSError:
problems.append("Directory doesn't exist: " + prefix)
@@ -393,7 +484,7 @@
then
with_mail_gid="mailman other mail daemon"
fi
-MM_FIND_GROUP_NAME(MAIL_GROUP, $with_mail_gid)
+MM_FIND_GROUP_LIST(MAIL_GROUP, $with_mail_gid, $with_permcheck)
if test -z "$MAIL_GROUP"
then
if test "$with_permcheck" = "yes"
@@ -420,7 +511,7 @@
with_cgi_gid="www www-data nobody"
fi
-MM_FIND_GROUP_NAME(CGI_GROUP, $with_cgi_gid)
+MM_FIND_GROUP_LIST(CGI_GROUP, $with_cgi_gid, $with_permcheck)
if test -z "$CGI_GROUP"
then
if test "$with_permcheck" = "yes"
--- mailman-2.1.7/src/Makefile.in.multimail 2005-08-27 03:40:17.000000000 +0200
+++ mailman-2.1.7/src/Makefile.in 2006-01-10 10:53:14.000000000 +0100
@@ -49,9 +49,9 @@
SHELL= /bin/sh
-MAIL_FLAGS= -DMAIL_GROUP="\"$(MAIL_GROUP)\""
+MAIL_FLAGS= -DMAIL_GROUP='$(MAIL_GROUP)'
-CGI_FLAGS= -DCGI_GROUP="\"$(CGI_GROUP)\""
+CGI_FLAGS= -DCGI_GROUP='$(CGI_GROUP)'
HELPFUL= -DHELPFUL
--- mailman-2.1.7/src/common.h.multimail 2005-08-27 03:40:17.000000000 +0200
+++ mailman-2.1.7/src/common.h 2006-01-10 10:53:14.000000000 +0100
@@ -33,7 +33,7 @@
#define GID_T GETGROUPS_T
extern void fatal(const char*, int, char*, ...);
-extern void check_caller(const char*, const char*);
+extern void check_caller(const char* ident, const char**, size_t);
extern int run_script(const char*, int, char**, char**);
/* Global variable used as a flag. */
@@ -51,7 +51,7 @@
#define MAIL_USAGE_ERROR 5
#define MAIL_ILLEGAL_COMMAND 6
#define ADDALIAS_USAGE_ERROR 7
-#define GROUP_NAME_NOT_FOUND 8
+#define GROUP_ID_NOT_FOUND 8
/*
--- mailman-2.1.7/src/cgi-wrapper.c.multimail 2005-08-27 03:40:17.000000000 +0200
+++ mailman-2.1.7/src/cgi-wrapper.c 2006-01-10 10:53:14.000000000 +0100
@@ -28,11 +28,11 @@
/* Group name that CGI scripts run as. See your web server's documentation
* for details.
*/
-#define LEGAL_PARENT_GROUP CGI_GROUP
+#define LEGAL_PARENT_GROUPS CGI_GROUP
const char* logident = LOG_IDENT;
char* script = SCRIPTNAME;
-const char* parentgroup = LEGAL_PARENT_GROUP;
+const char* parentgroups[] = {LEGAL_PARENT_GROUPS};
int
@@ -42,7 +42,7 @@
char* fake_argv[3];
running_as_cgi = 1;
- check_caller(logident, parentgroup);
+ check_caller(logident, parentgroups, sizeof(parentgroups) / sizeof(parentgroups[0]));
/* For these CGI programs, we can ignore argc and argv since they
* don't contain anything useful. `script' will always be the driver
--- mailman-2.1.7/src/common.c.multimail 2005-12-30 19:50:08.000000000 +0100
+++ mailman-2.1.7/src/common.c 2006-01-10 11:01:43.000000000 +0100
@@ -117,13 +117,14 @@
/* Is the parent process allowed to call us?
*/
void
-check_caller(const char* ident, const char* parentgroup)
+check_caller(const char* ident, const char** parentgroups, size_t numgroups)
{
GID_T mygid = getgid();
struct group *mygroup = getgrgid(mygid);
char* option;
char* server;
char* wrapper;
+ int i;
if (running_as_cgi) {
option = "--with-cgi-gid";
@@ -136,28 +137,46 @@
wrapper = "mail";
}
- if (!mygroup)
- fatal(ident, GROUP_NAME_NOT_FOUND,
- "Failure to find group name for GID %d. Mailman\n"
- "expected the %s wrapper to be executed as group\n"
- "\"%s\", but the system's %s server executed the\n"
- "wrapper as GID %d for which the name could not be\n"
- "found. Try adding GID %d to your system as \"%s\",\n"
- "or tweak your %s server to run the wrapper as group\n"
- "\"%s\".",
- mygid, wrapper, parentgroup, server, mygid, mygid,
- parentgroup, server, parentgroup);
+ if (!mygroup)
+ fatal(ident, GROUP_ID_NOT_FOUND,
+ "Failure to lookup via getgrgid() the group info for group id %d that this Mailman %s wrapper is executing under.\n"
+ "This is probably due to an incorrectly configured system and is not a Mailman problem",
+ mygid, wrapper);
+
+ for (i = 0; i < numgroups; i++) {
+ if (strcmp(parentgroups[i], mygroup->gr_name) == 0) break;
+ }
+
+ if (i >= numgroups) {
+ char *groupset = NULL;
+ size_t size = 0;
+
+ for (i = 0; i < numgroups; i++) {
+ size += strlen(parentgroups[i]) + 2;
+ }
+
+ groupset = malloc(size);
+
+ if (groupset) {
+ groupset[0] = 0;
+ for (i = 0; i < numgroups; i++) {
+ strcat(groupset, parentgroups[i]);
+ if (i < numgroups-1) strcat(groupset, ", ");
+ }
+ }
- if (strcmp(parentgroup, mygroup->gr_name))
fatal(ident, GROUP_MISMATCH,
- "Group mismatch error. Mailman expected the %s\n"
- "wrapper script to be executed as group \"%s\", but\n"
- "the system's %s server executed the %s script as\n"
- "group \"%s\". Try tweaking the %s server to run the\n"
- "script as group \"%s\", or re-run configure, \n"
- "providing the command line option `%s=%s'.",
- wrapper, parentgroup, server, wrapper, mygroup->gr_name,
- server, parentgroup, option, mygroup->gr_name);
+ "Group mismatch error. Mailman expected the %s wrapper script to be\n"
+ "executed as one of the following groups:\n"
+ "[%s],\n"
+ "but the system's %s server executed the %s script as group: \"%s\".\n"
+ "Try tweaking the %s server to run the script as one of these groups:\n"
+ "[%s],\n"
+ "or re-run configure providing the command line option:\n"
+ "'%s=%s'.",
+ wrapper, groupset, server, wrapper, mygroup->gr_name,
+ server, groupset, option, mygroup->gr_name);
+ }
}
--- mailman-2.1.7/src/mail-wrapper.c.multimail 2005-08-27 03:40:17.000000000 +0200
+++ mailman-2.1.7/src/mail-wrapper.c 2006-01-10 10:53:14.000000000 +0100
@@ -23,9 +23,9 @@
/* Group name that your mail programs run as. See your mail server's
* documentation for details.
*/
-#define LEGAL_PARENT_GROUP MAIL_GROUP
+#define LEGAL_PARENT_GROUPS MAIL_GROUP
-const char* parentgroup = LEGAL_PARENT_GROUP;
+const char* parentgroups[] = {LEGAL_PARENT_GROUPS};
const char* logident = "Mailman mail-wrapper";
@@ -74,7 +74,7 @@
fatal(logident, MAIL_ILLEGAL_COMMAND,
"Illegal command: %s", argv[1]);
- check_caller(logident, parentgroup);
+ check_caller(logident, parentgroups, sizeof(parentgroups) / sizeof(parentgroups[0]));
/* If we got here, everything must be OK */
status = run_script(argv[1], argc, argv, env);