File KOLAB_cyrus-imapd-2.3.16_cross-domain-acls.patch of Package cyrus-imapd

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File KOLAB_cyrus-imapd-2.3.16_cross-domain-acls.patch of Package cyrus-imapd (Revision 9f6c1bf81dce4c56bcaac6fc6f940a57)

Currently displaying revision 9f6c1bf81dce4c56bcaac6fc6f940a57 , Show latest

diff -ur cyrus-imapd-2.3.16/imap/mboxlist.c cyrus-imapd-2.3.16.new/imap/mboxlist.c
--- cyrus-imapd-2.3.16/imap/mboxlist.c	2010-02-23 23:08:28.210817472 +0000
+++ cyrus-imapd-2.3.16.new/imap/mboxlist.c	2010-02-23 23:16:40.008872697 +0000
@@ -1618,7 +1618,7 @@
 	   except for "anonymous", "anyone", the global admin
 	   and users in the default domain */
 	if ((cp = strchr(identifier, '@'))) {
-	    if (rights &&
+	    if (!config_getswitch(IMAPOPT_ALLOWCROSSDOMAINACLS) && rights &&
 		((domain && strncasecmp(cp+1, domain, strlen(cp+1))) ||
 		 (!domain && (!config_defdomain ||
 			      strcasecmp(config_defdomain, cp+1))))) {
@@ -1960,6 +1960,7 @@
     int usermboxnamelen;
     int checkmboxlist;
     int checkshared;
+    int crossdomain;
     int isadmin;
     struct auth_state *auth_state;
     int (*proc)(char *, int, int, void *rock);
@@ -1977,7 +1978,9 @@
     long matchlen;
 
     /* don't list mailboxes outside of the default domain */
-    if (!rock->domainlen && !rock->isadmin && memchr(key, '!', keylen)) return 0; 
+    if (!rock->domainlen && !rock->isadmin && memchr(key, '!', keylen) &&
+	!config_getswitch(IMAPOPT_ALLOWCROSSDOMAINACLS))
+	return 0;
 
     minmatch = 0;
     if (rock->inboxoffset) {
@@ -2150,6 +2153,23 @@
 	    }
 
 	    rock->checkshared = 0;
+
+	    if (rock->find_namespace == NAMESPACE_USER &&
+		config_getswitch(IMAPOPT_ALLOWCROSSDOMAINACLS) && !rock->isadmin &&
+		!rock->crossdomain) {
+		char *cp = strchr(namebuf+rock->inboxoffset, '!');
+		if (cp) {
+		    int local_matchlen = (matchlen - 1 -
+					  (cp - (namebuf+rock->inboxoffset)));
+		    if (!strncmp(cp + 1, "user", local_matchlen)) {
+			r = (*rock->proc)(cp + 1, local_matchlen, 1,
+					  rock->procrock);
+			return CYRUSDB_DONE;
+		    }
+		}
+	    }
+
+
 	    r = (*rock->proc)(namebuf+rock->inboxoffset, matchlen, 
 			      1, rock->procrock);
 
@@ -2170,6 +2190,91 @@
     return r;
 }
 
+
+static void convert_cross_domain_pattern(char *domainpat, int domainpatlen,
+					 char **converted_pattern,
+					 const char *pattern, int *crossdomainmatch,
+					 const char *domain)
+{
+    int patternlen = strlen(pattern);
+    char *domain_pattern, *local_dest;
+    char *local_pattern, *domain_dest;
+    int local_prefix_len;
+    const char *src;
+    int c;
+
+    domain_dest = domain_pattern = xmalloc(patternlen + 1);
+    local_dest = local_pattern = xmalloc(patternlen + 1);
+    src = pattern;
+
+    while ((c = *src++)) {
+	*local_dest++ = c;
+	if (c == '.' || c == '*')
+	    break;
+    }
+
+    local_prefix_len = local_dest - local_pattern;
+    if (c && c != '.')
+	local_prefix_len -= 1;
+    if (strncmp(pattern, "user.", local_prefix_len) == 0) {
+	/* pattern matches "user.*".  so convert the domain part of the
+	 * pattern */
+
+	if (c == '*') {
+	    /* the pattern can match any domain */
+	    *domain_dest++ = '*';
+	}
+	else if (c == '.') {
+	    while ((c = *src++)) {
+		if (c == '.')
+		    break;
+		if (c == '^')
+		    c = '.';
+		*domain_dest++ = (c == '%' ? '*' : c);
+		if (c == '*')
+		    break;
+	    }
+
+	    if (c == '*') {
+		*local_dest++ = '*';
+	    }
+	}
+
+	if (c) {
+	    strcpy(local_dest, src);
+	}
+	else {
+	    if (local_dest > local_pattern) {
+		if (local_dest[-1] == '.') {
+		    local_dest--;
+		}
+	    }
+	    *local_dest = 0;
+	}
+
+	if (domain_dest == domain_pattern) {
+	    *domain_dest++ = '*';
+	}
+	*domain_dest++ = '!';
+	*domain_dest = 0;
+
+	strncpy(domainpat, domain_pattern, domainpatlen);
+	domainpat[domainpatlen - 1] = 0;
+	strncat(domainpat, local_pattern, domainpatlen - strlen(domainpat) - 1);
+
+	*converted_pattern = xstrdup(local_pattern);
+	*crossdomainmatch = 1;
+    }
+    else {
+	/* pattern doesn't contain an explicit domain part */
+	snprintf(domainpat, domainpatlen, "*!%s", pattern);
+	*crossdomainmatch = 0;
+    }
+
+    free(domain_pattern);
+    free(local_pattern);
+}
+
 /*
  * Find all mailboxes that match 'pattern'.
  * 'isadmin' is nonzero if user is a mailbox admin.  'userid'
@@ -2193,8 +2298,11 @@
     char *p;
     int prefixlen;
     int userlen = userid ? strlen(userid) : 0, domainlen = 0;
+    int domainpat_prefixlen = 0;
     char domainpat[MAX_MAILBOX_BUFFER] = ""; /* do intra-domain fetches only */
     char *pat = NULL;
+    char *converted_pattern = NULL;
+    int crossdomainmatch = 0;
 
     if (config_virtdomains) {
 	char *domain;
@@ -2204,8 +2312,10 @@
 	    domainlen = strlen(domain); /* includes separator */
 
 	    if ((p = strchr(pattern , '!'))) {
-		if ((p-pattern != domainlen-1) ||
-		    strncmp(pattern, domain+1, domainlen-1)) {
+		if (!(config_getswitch(IMAPOPT_ALLOWCROSSDOMAINACLS) &&
+		      !isadmin) &&
+		    ((p-pattern != domainlen-1) ||
+		     strncmp(pattern, domain+1, domainlen-1))) {
 		    /* don't allow cross-domain access */
 		    return IMAP_MAILBOX_BADNAME;
 		}
@@ -2213,7 +2323,16 @@
 		pattern = p+1;
 	    }
 
-	    snprintf(domainpat, sizeof(domainpat), "%s!%s", domain+1, pattern);
+	    if (!(config_getswitch(IMAPOPT_ALLOWCROSSDOMAINACLS) && !isadmin)) {
+		snprintf(domainpat, sizeof(domainpat), "%s!%s", domain+1, pattern);
+	    }
+	    else {
+		convert_cross_domain_pattern(domainpat, sizeof(domainpat),
+					     &converted_pattern, pattern,
+					     &crossdomainmatch, domain + 1);
+		if (converted_pattern)
+		    pattern = converted_pattern;
+	    }
 	}
 	if ((p = strrchr(pattern, '@'))) {
 	    /* global admin specified mbox@domain */
@@ -2243,6 +2362,7 @@
     cbrock.auth_state = auth_state;
     cbrock.checkmboxlist = 0;	/* don't duplicate work */
     cbrock.checkshared = 0;
+    cbrock.crossdomain = 0;
     cbrock.proc = proc;
     cbrock.procrock = rock;
 
@@ -2302,6 +2422,12 @@
     prefixlen = p - pattern;
     *p = '\0';
 
+    /* Find fixed-string domain pattern prefix */
+    for (p = domainpat; *p; p++) {
+	if (*p == '*' || *p == '%' || *p == '?' || *p == '@') break;
+    }
+    domainpat_prefixlen = p - domainpat;
+
     /*
      * If user.X.* or INBOX.* can match pattern,
      * search for those mailboxes next
@@ -2334,6 +2460,7 @@
 	glob_free(&cbrock.g);
 	cbrock.g = glob_init(domainpat, GLOB_HIERARCHY);
 	cbrock.inboxoffset = 0;
+	cbrock.crossdomain = crossdomainmatch;
 	if (usermboxnamelen) {
 	    usermboxname[--usermboxnamelen] = '\0';
 	    cbrock.usermboxname = usermboxname;
@@ -2343,7 +2470,7 @@
 	   just bother looking at the ones that have the same pattern
 	   prefix. */
 	r = DB->foreach(mbdb,
-			domainpat, domainlen + prefixlen,
+			domainpat, domainpat_prefixlen,
 			&find_p, &find_cb, &cbrock,
 			NULL);
     }
@@ -2352,6 +2479,7 @@
   done:
     glob_free(&cbrock.g);
     if (pat) free(pat);
+    if (converted_pattern) free(converted_pattern);
 
     return r;
 }
@@ -2389,6 +2517,7 @@
     cbrock.auth_state = auth_state;
     cbrock.checkmboxlist = 0;	/* don't duplicate work */
     cbrock.checkshared = 0;
+    cbrock.crossdomain = 0;
     cbrock.proc = proc;
     cbrock.procrock = rock;
 
@@ -3029,6 +3158,7 @@
     cbrock.auth_state = auth_state;
     cbrock.checkmboxlist = !force;
     cbrock.checkshared = 0;
+    cbrock.crossdomain = 0;
     cbrock.proc = proc;
     cbrock.procrock = rock;
 
@@ -3180,6 +3310,7 @@
     cbrock.auth_state = auth_state;
     cbrock.checkmboxlist = !force;
     cbrock.checkshared = 0;
+    cbrock.crossdomain = 0;
     cbrock.proc = proc;
     cbrock.procrock = rock;
 
Only in cyrus-imapd-2.3.16.new/imap: mboxlist.c.orig
diff -ur cyrus-imapd-2.3.16/imap/mboxname.c cyrus-imapd-2.3.16.new/imap/mboxname.c
--- cyrus-imapd-2.3.16/imap/mboxname.c	2009-11-10 04:16:46.000000000 +0000
+++ cyrus-imapd-2.3.16.new/imap/mboxname.c	2010-02-23 23:16:40.009869896 +0000
@@ -113,6 +113,8 @@
     char *cp;
     char *atp;
     int userlen, domainlen = 0, namelen;
+    int name_has_domain = 0;
+    const char *name_local_part = NULL;
 
     /* Blank the result, just in case */
     result[0] = '\0';
@@ -163,6 +165,18 @@
 	    }
 	}
 
+	if (config_getswitch(IMAPOPT_ALLOWCROSSDOMAINACLS) &&
+	    !namespace->isadmin &&
+	    !strncmp(name, "user", 4) && name[4] == namespace->hier_sep) {
+	    name_local_part = strchr(name + 5, namespace->hier_sep);
+	    if (!name_local_part) {
+		name_local_part = name + strlen(name);
+	    }
+	    domainlen = name_local_part - (name + 5) + 1;
+	    sprintf(result, "%.*s!", domainlen - 1, name + 5);
+	    name_has_domain = 1;
+	}
+
 	/* if no domain specified, we're in the default domain */
     }
 
@@ -193,7 +207,13 @@
     if (domainlen+namelen > MAX_MAILBOX_NAME) {
 	return IMAP_MAILBOX_BADNAME;
     }
-    sprintf(result, "%.*s", namelen, name);
+
+    if (name_has_domain) {
+	sprintf(result, "user%s", name_local_part ? name_local_part : "");
+    }
+    else {
+	sprintf(result, "%.*s", namelen, name);
+    }
 
     /* Translate any separators in mailboxname */
     mboxname_hiersep_tointernal(namespace, result, 0);
@@ -356,6 +376,7 @@
 {
     char *domain = NULL, *cp;
     size_t domainlen = 0, resultlen;
+    int append_domain = 1;
 
     /* Blank the result, just in case */
     result[0] = '\0';
@@ -370,18 +391,29 @@
 	/* don't use the domain if it matches the user's domain */
 	if (userid && (cp = strchr(userid, '@')) &&
 	    (strlen(++cp) == domainlen) && !strncmp(domain, cp, domainlen))
-	    domain = NULL;
+	    append_domain = 0;
     }
 
-    strcpy(result, name);
-
-    /* Translate any separators in mailboxname */
-    mboxname_hiersep_toexternal(namespace, result, 0);
+    if (config_getswitch(IMAPOPT_ALLOWCROSSDOMAINACLS) && !namespace->isadmin
+	&& domain && !strncmp(name, "user", 4) &&
+	(name[4] == 0 || name[4] == '.')) {
+	sprintf(result, "user%c%.*s", namespace->hier_sep, domainlen, domain);
+	if (name[4] != 0)
+	    sprintf(result + domainlen + 5, "%c%s", namespace->hier_sep,
+		    name + 5);
+	mboxname_hiersep_toexternal(namespace, result + domainlen + 6, 0);
+	append_domain = 0;
+    }
+    else {
+	strcpy(result, name);
+	/* Translate any separators in mailboxname */
+	mboxname_hiersep_toexternal(namespace, result, 0);
+    }
 
     resultlen = strlen(result);
 
     /* Append domain */
-    if (domain) {
+    if (domain && append_domain) {
 	if(resultlen+domainlen+1 > MAX_MAILBOX_NAME) 
 	    return IMAP_MAILBOX_BADNAME;
 
Only in cyrus-imapd-2.3.16.new/imap: mboxname.c.orig
diff -ur cyrus-imapd-2.3.16/lib/imapoptions cyrus-imapd-2.3.16.new/lib/imapoptions
--- cyrus-imapd-2.3.16/lib/imapoptions	2010-02-23 23:08:28.222930032 +0000
+++ cyrus-imapd-2.3.16.new/lib/imapoptions	2010-02-23 23:16:40.010875442 +0000
@@ -1283,6 +1283,9 @@
 /* Send mail to mailboxes, which do not exists, to this user. NOTE: This must
    be an existing local mailbox name. NOT an email address! */
 
+{ "allowcrossdomainacls", 0, SWITCH }
+/* Allow ACL across domain boundaries. */
+
 /*
 .SH SEE ALSO
 .PP
Only in cyrus-imapd-2.3.16.new/lib: imapoptions.orig

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File KOLAB_cyrus-imapd-2.3.16_cross-domain-acls.patch of Package cyrus-imapd (Revision 9f6c1bf81dce4c56bcaac6fc6f940a57)

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