Introduce the --dhcp-boot flag that sets the boot file URL for
network boot specially for ipxe. This patch adds the option
storage and CLI parsing.
Link: https://bugs.passt.top/show_bug.cgi?id=192
Signed-off-by: Anshu Kumari
---
conf.c | 9 +++++++++
passt.h | 1 +
2 files changed, 10 insertions(+)
diff --git a/conf.c b/conf.c
index 2624e58..61a393f 100644
--- a/conf.c
+++ b/conf.c
@@ -618,6 +618,7 @@ static void usage(const char *name, FILE *f, int status)
" a single, empty option disables the DNS search list\n"
" -H, --hostname NAME Hostname to configure client with\n"
" --fqdn NAME FQDN to configure client with\n"
+ " --dhcp-boot URL Boot file URL for network boot\n"
" --dhcp-opt CODE,VAL Set DHCP option by code\n");
if (strstr(name, "pasta"))
FPRINTF(f, " default: don't use any search list\n");
@@ -846,6 +847,8 @@ static void conf_print(const struct ctx *c)
info(" router: %s",
inet_ntop(AF_INET, &c->ip4.guest_gw,
buf, sizeof(buf)));
+ if (c->dhcp_boot[0])
+ info(" boot file: %s", c->dhcp_boot);
for (i = 0; i < c->custom_opts_count; i++)
info(" option %u: %s",
c->custom_opts[i].code,
@@ -1239,6 +1242,7 @@ void conf(struct ctx *c, int argc, char **argv)
{"migrate-no-linger", no_argument, NULL, 30 },
{"stats", required_argument, NULL, 31 },
{"conf-path", required_argument, NULL, 'c' },
+ {"dhcp-boot", required_argument, NULL, 32 },
{"dhcp-opt", required_argument, NULL, 33 },
{ 0 },
};
@@ -1472,6 +1476,11 @@ void conf(struct ctx *c, int argc, char **argv)
die("Can't display statistics if not running in foreground");
c->stats = strtol(optarg, NULL, 0);
break;
+ case 32:
+ if (snprintf_check(c->dhcp_boot, sizeof(c->dhcp_boot),
+ "%s", optarg))
+ die("Boot file name too long: %s", optarg);
+ break;
case 33: {
unsigned long code;
const char *comma;
diff --git a/passt.h b/passt.h
index acb57dd..2354a0f 100644
--- a/passt.h
+++ b/passt.h
@@ -262,6 +262,7 @@ struct ctx {
char hostname[PASST_MAXDNAME];
char fqdn[PASST_MAXDNAME];
+ char dhcp_boot[PATH_MAX];
#define MAX_CUSTOM_DHCP_OPTS 32
--
2.54.0