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gssd: Add support for the new upcall required by commit 428879dc91
Commit 428879dc91
adds a requirement for a new upcall for the
gssd(8). This patch adds that upcall.
Unfortunately, the old gssd.c would not build against the new
patched gssd.x.
This patch will fix the build.
MFC after: 1 month
This commit is contained in:
parent
afd74c4000
commit
82ea0132c8
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@ -33,6 +33,7 @@
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#include <sys/linker.h>
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#include <sys/module.h>
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#include <sys/queue.h>
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#include <sys/socket.h>
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#include <sys/sysctl.h>
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#include <sys/syslog.h>
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#include <ctype.h>
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@ -42,6 +43,7 @@
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#ifndef WITHOUT_KERBEROS
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#include <krb5.h>
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#endif
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#include <netdb.h>
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#include <pwd.h>
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#include <signal.h>
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#include <stdarg.h>
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@ -49,6 +51,8 @@
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <gssapi/gssapi.h>
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#include <rpc/rpc.h>
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#include <rpc/rpc_com.h>
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@ -624,6 +628,51 @@ gssd_import_name_1_svc(import_name_args *argp, import_name_res *result, struct s
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return (TRUE);
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}
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/*
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* If the name is a numeric IP host address, do a DNS lookup on it and
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* return the DNS name in a malloc'd string.
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*/
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static char *
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gssd_conv_ip_to_dns(int len, char *name)
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{
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struct sockaddr_in sin;
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struct sockaddr_in6 sin6;
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char *retcp;
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retcp = NULL;
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if (len > 0) {
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retcp = mem_alloc(NI_MAXHOST);
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memcpy(retcp, name, len);
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retcp[len] = '\0';
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if (inet_pton(AF_INET, retcp, &sin.sin_addr) != 0) {
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sin.sin_family = AF_INET;
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sin.sin_len = sizeof(sin);
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sin.sin_port = 0;
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if (getnameinfo((struct sockaddr *)&sin,
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sizeof(sin), retcp, NI_MAXHOST,
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NULL, 0, NI_NAMEREQD) != 0) {
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mem_free(retcp, NI_MAXHOST);
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return (NULL);
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}
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} else if (inet_pton(AF_INET6, retcp, &sin6.sin6_addr) != 0) {
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sin6.sin6_family = AF_INET6;
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sin6.sin6_len = sizeof(sin6);
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sin6.sin6_port = 0;
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if (getnameinfo((struct sockaddr *)&sin6,
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sizeof(sin6), retcp, NI_MAXHOST,
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NULL, 0, NI_NAMEREQD) != 0) {
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mem_free(retcp, NI_MAXHOST);
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return (NULL);
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}
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} else {
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mem_free(retcp, NI_MAXHOST);
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return (NULL);
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}
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gssd_verbose_out("gssd_conv_ip_to_dns: %s\n", retcp);
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}
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return (retcp);
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}
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bool_t
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gssd_canonicalize_name_1_svc(canonicalize_name_args *argp, canonicalize_name_res *result, struct svc_req *rqstp)
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{
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@ -933,6 +982,25 @@ gssd_display_status_1_svc(display_status_args *argp, display_status_res *result,
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return (TRUE);
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}
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bool_t
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gssd_ip_to_dns_1_svc(ip_to_dns_args *argp, ip_to_dns_res *result, struct svc_req *rqstp)
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{
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char *host;
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memset(result, 0, sizeof(*result));
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/* Check to see if the name is actually an IP address. */
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host = gssd_conv_ip_to_dns(argp->ip_addr.ip_addr_len,
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argp->ip_addr.ip_addr_val);
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if (host != NULL) {
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result->major_status = GSS_S_COMPLETE;
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result->dns_name.dns_name_len = strlen(host);
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result->dns_name.dns_name_val = host;
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return (TRUE);
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}
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result->major_status = GSS_S_FAILURE;
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return (TRUE);
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}
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int
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gssd_1_freeresult(SVCXPRT *transp, xdrproc_t xdr_result, caddr_t result)
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{
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