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[src/netbsd-8]: src/external/bsd/dhcpcd/dist/src Pull up the following, reque...



details:   https://anonhg.NetBSD.org/src/rev/1fbf8215be76
branches:  netbsd-8
changeset: 435084:1fbf8215be76
user:      martin <martin%NetBSD.org@localhost>
date:      Sat Jun 23 11:13:33 2018 +0000

description:
Pull up the following, requested by roy in ticket #896:

        external/bsd/dhcpcd/dist/src/common.c           up to 1.1.1.5
        external/bsd/dhcpcd/dist/src/defs.h             up to 1.1.1.14
        external/bsd/dhcpcd/dist/src/dhcpcd.8.in        up to 1.1.1.10
        external/bsd/dhcpcd/dist/src/dhcpcd.c           up to 1.13
        external/bsd/dhcpcd/dist/src/dhcpcd.conf.5.in   up to 1.1.1.10
        external/bsd/dhcpcd/dist/src/duid.c             up to 1.1.1.3

Import dhcpcd 7.0.6.

diffstat:

 external/bsd/dhcpcd/dist/src/common.c         |  18 ++---
 external/bsd/dhcpcd/dist/src/defs.h           |   2 +-
 external/bsd/dhcpcd/dist/src/dhcpcd.8.in      |  26 ++++----
 external/bsd/dhcpcd/dist/src/dhcpcd.c         |   2 +-
 external/bsd/dhcpcd/dist/src/dhcpcd.conf.5.in |  17 ++---
 external/bsd/dhcpcd/dist/src/duid.c           |  81 +++++++++++++++++++++++++-
 6 files changed, 107 insertions(+), 39 deletions(-)

diffs (263 lines):

diff -r 5ff830948657 -r 1fbf8215be76 external/bsd/dhcpcd/dist/src/common.c
--- a/external/bsd/dhcpcd/dist/src/common.c     Sat Jun 23 11:09:24 2018 +0000
+++ b/external/bsd/dhcpcd/dist/src/common.c     Sat Jun 23 11:13:33 2018 +0000
@@ -140,10 +140,15 @@
        size_t len = 0;
 
        c[2] = '\0';
-       while (*p) {
+       while (*p != '\0') {
+               /* Skip separators */
                c[0] = *p++;
-               if (c[0] == '\n')
+               switch (c[0]) {
+               case '\n':      /* long duid split on lines */
+               case ':':       /* typical mac address */
+               case '-':       /* uuid */
                        continue;
+               }
                c[1] = *p++;
                /* Ensure that digits are hex */
                if (isxdigit((unsigned char)c[0]) == 0 ||
@@ -157,15 +162,6 @@
                        errno = EINVAL;
                        return 0;
                }
-               /* Ensure that next data is EOL or a seperator with data */
-               if (!(*p == '\0' || *p == '\n' ||
-                   (*p == ':' && *(p + 1) != '\0')))
-               {
-                       errno = EINVAL;
-                       return 0;
-               }
-               if (*p)
-                       p++;
                if (bp)
                        *bp++ = (uint8_t)strtol(c, NULL, 16);
                len++;
diff -r 5ff830948657 -r 1fbf8215be76 external/bsd/dhcpcd/dist/src/defs.h
--- a/external/bsd/dhcpcd/dist/src/defs.h       Sat Jun 23 11:09:24 2018 +0000
+++ b/external/bsd/dhcpcd/dist/src/defs.h       Sat Jun 23 11:13:33 2018 +0000
@@ -28,7 +28,7 @@
 #define CONFIG_H
 
 #define PACKAGE                        "dhcpcd"
-#define VERSION                        "7.0.5"
+#define VERSION                        "7.0.6"
 
 #ifndef CONFIG
 # define CONFIG                        SYSCONFDIR "/" PACKAGE ".conf"
diff -r 5ff830948657 -r 1fbf8215be76 external/bsd/dhcpcd/dist/src/dhcpcd.8.in
--- a/external/bsd/dhcpcd/dist/src/dhcpcd.8.in  Sat Jun 23 11:09:24 2018 +0000
+++ b/external/bsd/dhcpcd/dist/src/dhcpcd.8.in  Sat Jun 23 11:13:33 2018 +0000
@@ -22,7 +22,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd April 29, 2018
+.Dd June 5, 2018
 .Dt DHCPCD 8
 .Os
 .Sh NAME
@@ -253,15 +253,17 @@
 instead of the default
 .Pa @SCRIPT@ .
 .It Fl D , Fl Fl duid
-Generate an
-.Li RFC 4361
-compliant clientid.
-This requires persistent storage and not all DHCP servers work with it so it
-is not enabled by default.
-.Nm
-generates the DUID and stores it in
-.Pa @DBDIR@/duid .
-This file should not be copied to other hosts.
+Use a DHCP Unique Identifier.
+If a system UUID is available, that will be used to create a DUID-UUID,
+otheriwse if persistent storage is available then a DUID-LLT
+(link local address + time) is generated,
+otherwise DUID-LL is generated (link local address).
+This, plus the IAID will be used as the
+.Fl I, Fl Fl clientid .
+The DUID generated will be held in
+.Pa @DBDIR@/duid
+and should not be copied to other hosts.
+This file also takes precedence over the above rules.
 .It Fl d , Fl Fl debug
 Echo debug messages to the stderr and syslog.
 .It Fl E , Fl Fl lastlease
@@ -823,8 +825,8 @@
 RFC\ 3004, RFC\ 3118, RFC\ 3203, RFC\ 3315, RFC\ 3361, RFC\ 3633, RFC\ 3396,
 RFC\ 3397, RFC\ 3442, RFC\ 3495, RFC\ 3925, RFC\ 3927, RFC\ 4039, RFC\ 4075,
 RFC\ 4242, RFC\ 4361, RFC\ 4390, RFC\ 4702, RFC\ 4074, RFC\ 4861, RFC\ 4833,
-RFC\ 4941, RFC\ 5227, RFC\ 5942, RFC\ 5969, RFC\ 6106, RFC\ 6334, RFC\ 6603,
-RFC\ 6704, RFC\ 7217, RFC\ 7550.
+RFC\ 4941, RFC\ 5227, RFC\ 5942, RFC\ 5969, RFC\ 6106, RFC\ 6334, RFC\ 6355,
+RFC\ 6603, RFC\ 6704, RFC\ 7217, RFC\ 7550.
 .Sh AUTHORS
 .An Roy Marples Aq Mt roy%marples.name@localhost
 .Sh BUGS
diff -r 5ff830948657 -r 1fbf8215be76 external/bsd/dhcpcd/dist/src/dhcpcd.c
--- a/external/bsd/dhcpcd/dist/src/dhcpcd.c     Sat Jun 23 11:09:24 2018 +0000
+++ b/external/bsd/dhcpcd/dist/src/dhcpcd.c     Sat Jun 23 11:13:33 2018 +0000
@@ -373,7 +373,7 @@
 #ifdef IPV4LL
        ipv4ll_drop(ifp);
 #endif
-#ifdef DHCP
+#ifdef INET
        dhcp_drop(ifp, stop ? "STOP" : "EXPIRE");
 #endif
 #ifdef ARP
diff -r 5ff830948657 -r 1fbf8215be76 external/bsd/dhcpcd/dist/src/dhcpcd.conf.5.in
--- a/external/bsd/dhcpcd/dist/src/dhcpcd.conf.5.in     Sat Jun 23 11:09:24 2018 +0000
+++ b/external/bsd/dhcpcd/dist/src/dhcpcd.conf.5.in     Sat Jun 23 11:13:33 2018 +0000
@@ -22,7 +22,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd May 3, 2018
+.Dd June 5, 2018
 .Dt DHCPCD.CONF 5
 .Os
 .Sh NAME
@@ -188,18 +188,17 @@
 .Ar clientid
 of the hardware family and the hardware address.
 .It Ic duid
-Generate an
-.Rs
-.%T "RFC 4361"
-.Re
-compliant DHCP Unique Identifier.
-If persistent storage is available then a DUID-LLT (link local address + time)
-is generated, otherwise DUID-LL is generated (link local address).
+Use a DHCP Unique Identifier.
+If a system UUID is available, that will be used to create a DUID-UUID,
+otheriwse if persistent storage is available then a DUID-LLT
+(link local address + time) is generated,
+otherwise DUID-LL is generated (link local address).
 This, plus the IAID will be used as the
 .Ic clientid .
-The DUID-LLT generated will be held in
+The DUID generated will be held in
 .Pa @DBDIR@/duid
 and should not be copied to other hosts.
+This file also takes precedence over the above rules.
 .It Ic iaid Ar iaid
 Set the Interface Association Identifier to
 .Ar iaid .
diff -r 5ff830948657 -r 1fbf8215be76 external/bsd/dhcpcd/dist/src/duid.c
--- a/external/bsd/dhcpcd/dist/src/duid.c       Sat Jun 23 11:09:24 2018 +0000
+++ b/external/bsd/dhcpcd/dist/src/duid.c       Sat Jun 23 11:13:33 2018 +0000
@@ -1,6 +1,6 @@
 /*
  * dhcpcd - DHCP client daemon
- * Copyright (c) 2006-2015 Roy Marples <roy%marples.name@localhost>
+ * Copyright (c) 2006-2018 Roy Marples <roy%marples.name@localhost>
  * All rights reserved
 
  * Redistribution and use in source and binary forms, with or without
@@ -25,12 +25,18 @@
  * SUCH DAMAGE.
  */
 
-#define DUID_TIME_EPOCH 946684800
-#define DUID_LLT       1
-#define DUID_LL                3
+#define        UUID_LEN        36
+#define        DUID_TIME_EPOCH 946684800
+#define        DUID_LLT        1
+#define        DUID_LL         3
+#define        DUID_UUID       4
 
+#include <sys/param.h>
 #include <sys/socket.h>
 #include <sys/types.h>
+#ifdef BSD
+#  include <sys/sysctl.h>
+#endif
 
 #include <arpa/inet.h>
 
@@ -55,6 +61,66 @@
 #include "logerr.h"
 
 static size_t
+duid_machineuuid(char *uuid, size_t uuid_len)
+{
+       int r;
+       size_t len = uuid_len;
+
+#if defined(HW_UUID) /* OpenBSD */
+       int mib[] = { CTL_HW, HW_UUID };
+
+       r = sysctl(mib, sizeof(mib)/sizeof(mib[0]), uuid, &len, NULL, 0);
+#elif defined(KERN_HOSTUUID) /* FreeBSD */
+       int mib[] = { CTL_KERN, KERN_HOSTUUID };
+
+       r = sysctl(mib, sizeof(mib)/sizeof(mib[0]), uuid, &len, NULL, 0);
+#elif defined(__NetBSD__)
+       r = sysctlbyname("machdep.dmi.system-uuid", uuid, &len, NULL, 0);
+#elif defined(__linux__)
+       FILE *fp;
+
+       fp = fopen("/sys/class/dmi/id/product_uuid", "r");
+       if (fp == NULL)
+               return 0;
+       if (fgets(uuid, (int)uuid_len, fp) == NULL) {
+               fclose(fp);
+               return 0;
+       }
+       len = strlen(uuid) + 1;
+       fclose(fp);
+       r = 0;
+#else
+       r = -1;
+       errno = ENOSYS;
+#endif
+
+       if (r == -1)
+               return 0;
+       return len;
+}
+
+static size_t
+duid_make_uuid(uint8_t *d)
+{
+       uint16_t type = htons(DUID_UUID);
+       char uuid[UUID_LEN + 1];
+       size_t l;
+
+       if (duid_machineuuid(uuid, sizeof(uuid)) != sizeof(uuid))
+               return 0;
+
+       /* All zeros UUID is not valid */
+       if (strcmp("00000000-0000-0000-0000-000000000000", uuid) == 0)
+               return 0;
+
+       memcpy(d, &type, sizeof(type));
+       l = sizeof(type);
+       d += sizeof(type);
+       l += hwaddr_aton(d, uuid);
+       return l;
+}
+
+static size_t
 duid_make(uint8_t *d, const struct interface *ifp, uint16_t type)
 {
        uint8_t *p;
@@ -115,7 +181,12 @@
        /* Regardless of what happens we will create a DUID to use. */
        *d = data;
 
-       /* No file? OK, lets make one based on our interface */
+       /* No file? OK, lets make one based the machines UUID */
+       len = duid_make_uuid(data);
+       if (len > 0)
+               return len;
+
+       /* No UUID? OK, lets make one based on our interface */
        if (ifp->family == ARPHRD_NETROM) {
                logwarnx("%s: is a NET/ROM pseudo interface", ifp->name);
                TAILQ_FOREACH(ifp2, ifp->ctx->ifaces, next) {



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