diff options
| author | Tom Gundersen <teg@jklm.no> | 2015-11-25 17:29:30 +0100 |
|---|---|---|
| committer | Tom Gundersen <teg@jklm.no> | 2015-11-25 18:30:31 +0100 |
| commit | f693e9b38f13575b988335e3324a50dcc8772d48 (patch) | |
| tree | fee9386c766685ad7cf7c0dc15c78711d4dd8855 /src/libsystemd-network/sd-dhcp-server.c | |
| parent | cddf4d81eacfc81cf761619fcb67bc07a744a6d1 (diff) | |
sd-dhcp: parse error message in DECLINE or NAK
If a client sends a DECLINE or a server sends a NAK, they can include
a string with a message to explain the error. Parse this and print it
at debug level.
Diffstat (limited to 'src/libsystemd-network/sd-dhcp-server.c')
| -rw-r--r-- | src/libsystemd-network/sd-dhcp-server.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/libsystemd-network/sd-dhcp-server.c b/src/libsystemd-network/sd-dhcp-server.c index 3e2ecdaddd..587ff936ba 100644 --- a/src/libsystemd-network/sd-dhcp-server.c +++ b/src/libsystemd-network/sd-dhcp-server.c @@ -699,6 +699,7 @@ static int get_pool_offset(sd_dhcp_server *server, be32_t requested_ip) { int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message, size_t length) { _cleanup_dhcp_request_free_ DHCPRequest *req = NULL; + _cleanup_free_ char *error_message = NULL; DHCPLease *existing_lease; int type, r; @@ -714,7 +715,7 @@ int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message, if (!req) return -ENOMEM; - type = dhcp_option_parse(message, length, parse_request, req); + type = dhcp_option_parse(message, length, parse_request, req, &error_message); if (type < 0) return 0; @@ -784,8 +785,7 @@ int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message, break; } case DHCP_DECLINE: - log_dhcp_server(server, "DECLINE (0x%x)", - be32toh(req->message->xid)); + log_dhcp_server(server, "DECLINE (0x%x): %s", be32toh(req->message->xid), strna(error_message)); /* TODO: make sure we don't offer this address again */ |