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ovs-ofctl: Add undocumented "parse-pcap" command, for testing.

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Signed-off-by: Ben Pfaff <blp@nicira.com>
This commit is contained in:
Ben Pfaff
2013-09-23 10:28:14 -07:00
parent 55d87b06e3
commit 14249c02ba
1 changed files with 32 additions and 0 deletions
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32
utilities/ovs-ofctl.c
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@@ -50,6 +50,7 @@
#include "openflow/nicira-ext.h" #include "openflow/nicira-ext.h"
#include "openflow/openflow.h" #include "openflow/openflow.h"
#include "packets.h" #include "packets.h"
#include "pcap-file.h"
#include "poll-loop.h" #include "poll-loop.h"
#include "random.h" #include "random.h"
#include "stream-ssl.h" #include "stream-ssl.h"
@@ -3076,6 +3077,36 @@ ofctl_parse_ofp11_instructions(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
ds_destroy(&in); ds_destroy(&in);
} }
/* "parse-pcap PCAP": read packets from PCAP and print their flows. */
static void
ofctl_parse_pcap(int argc OVS_UNUSED, char *argv[])
{
FILE *pcap;
pcap = pcap_open(argv[1], "rb");
if (!pcap) {
ovs_fatal(errno, "%s: open failed", argv[1]);
}
for (;;) {
struct ofpbuf *packet;
struct flow flow;
int error;
error = pcap_read(pcap, &packet);
if (error == EOF) {
break;
} else if (error) {
ovs_fatal(error, "%s: read failed", argv[1]);
}
flow_extract(packet, 0, 0, NULL, NULL, &flow);
flow_print(stdout, &flow);
putchar('\n');
ofpbuf_delete(packet);
}
}
/* "check-vlan VLAN_TCI VLAN_TCI_MASK": converts the specified vlan_tci and /* "check-vlan VLAN_TCI VLAN_TCI_MASK": converts the specified vlan_tci and
* mask values to and from various formats and prints the results. */ * mask values to and from various formats and prints the results. */
static void static void
@@ -3329,6 +3360,7 @@ static const struct command all_commands[] = {
{ "parse-ofp11-match", 0, 0, ofctl_parse_ofp11_match }, { "parse-ofp11-match", 0, 0, ofctl_parse_ofp11_match },
{ "parse-ofp11-actions", 0, 0, ofctl_parse_ofp11_actions }, { "parse-ofp11-actions", 0, 0, ofctl_parse_ofp11_actions },
{ "parse-ofp11-instructions", 0, 0, ofctl_parse_ofp11_instructions }, { "parse-ofp11-instructions", 0, 0, ofctl_parse_ofp11_instructions },
{ "parse-pcap", 1, 1, ofctl_parse_pcap },
{ "check-vlan", 2, 2, ofctl_check_vlan }, { "check-vlan", 2, 2, ofctl_check_vlan },
{ "print-error", 1, 1, ofctl_print_error }, { "print-error", 1, 1, ofctl_print_error },
{ "encode-error-reply", 2, 2, ofctl_encode_error_reply }, { "encode-error-reply", 2, 2, ofctl_encode_error_reply },