From mboxrd@z Thu Jan 1 00:00:00 1970 From: "K. Y. Srinivasan" Subject: [PATCH 11/17] Tools: hv: Gather DNS information Date: Tue, 24 Jul 2012 09:01:35 -0700 Message-ID: <1343145701-3691-11-git-send-email-kys@microsoft.com> References: <1343145672-3641-1-git-send-email-kys@microsoft.com> <1343145701-3691-1-git-send-email-kys@microsoft.com> Return-path: In-Reply-To: <1343145701-3691-1-git-send-email-kys@microsoft.com> Sender: linux-kernel-owner@vger.kernel.org To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, virtualization@lists.osdl.org, olaf@aepfle.de, apw@canonical.com, netdev@vger.kernel.org, ben@decadent.org.uk Cc: "K. Y. Srinivasan" List-Id: virtualization@lists.linuxfoundation.org Now gather DNS information. This information cannot be gathered in a distro independent fashion. Invoke an external script (that can be distro dependent) to gather the DNS information. Signed-off-by: K. Y. Srinivasan Reviewed-by: Haiyang Zhang --- tools/hv/hv_kvp_daemon.c | 27 +++++++++++++++++++++++++++ 1 files changed, 27 insertions(+), 0 deletions(-) diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c index b627236..9500cff 100644 --- a/tools/hv/hv_kvp_daemon.c +++ b/tools/hv/hv_kvp_daemon.c @@ -554,6 +554,33 @@ static void kvp_get_ipconfig_info(char *if_name, kvp_process_ipconfig_file(cmd, (char *)buffer->gate_way, (MAX_GATEWAY_SIZE * 2), INET6_ADDRSTRLEN, 1); + + /* + * Gather the DNS state. + * Since there is no standard way to get this information + * across various distributions of interest; we just invoke + * an external script that needs to be ported across distros + * of interest. + * Input to the script: + * 1) Interface name + * + * Following is the expected format of the information from the script: + * + * ipaddr1 (nameserver1) + * ipaddr2 (nameserver2) + * . + * . + */ + + memset(cmd, 0, sizeof(cmd)); + strcat(cmd, "/sbin/hv_get_dns_info "); + strcat(cmd, if_name); + + /* + * Execute the command to gather DNS info. + */ + kvp_process_ipconfig_file(cmd, (char *)buffer->dns_addr, + (MAX_IP_ADDR_SIZE * 2), INET_ADDRSTRLEN, 0); } -- 1.7.4.1