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authorYing-Chun Liu (PaulLiu)2022-11-08 14:17:31 +0800
committerTom Rini2022-11-28 13:06:40 -0500
commitd6abc7e2e027956eb0b5e73bb2be5cf995b15ae6 (patch)
treec7a0591ef0195a7ee9f22eddc7f42cf72d019cbb /test
parentbfce0ca9d48dbee7c06526db808ae20759545db5 (diff)
test: cmd: add test for wget command.
Simulate a TCP HTTP server's response for testing wget command. Signed-off-by: Ying-Chun Liu (PaulLiu) <paul.liu@linaro.org> Cc: Christian Gmeiner <christian.gmeiner@gmail.com> Cc: Joe Hershberger <joe.hershberger@ni.com> Cc: Michal Simek <michal.simek@xilinx.com> Cc: Ramon Fried <rfried.dev@gmail.com> Cc: Simon Glass <sjg@chromium.org> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Diffstat (limited to 'test')
-rw-r--r--test/cmd/Makefile1
-rw-r--r--test/cmd/wget.c206
2 files changed, 207 insertions, 0 deletions
diff --git a/test/cmd/Makefile b/test/cmd/Makefile
index 6dd6e818757..bc961df3dce 100644
--- a/test/cmd/Makefile
+++ b/test/cmd/Makefile
@@ -20,3 +20,4 @@ ifdef CONFIG_SANDBOX
obj-$(CONFIG_CMD_SETEXPR) += setexpr.o
endif
obj-$(CONFIG_CMD_TEMPERATURE) += temperature.o
+obj-$(CONFIG_CMD_WGET) += wget.o
diff --git a/test/cmd/wget.c b/test/cmd/wget.c
new file mode 100644
index 00000000000..ed83fc94a5e
--- /dev/null
+++ b/test/cmd/wget.c
@@ -0,0 +1,206 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2022 Linaro
+ *
+ * (C) Copyright 2022
+ * Ying-Chun Liu (PaulLiu) <paul.liu@linaro.org>
+ */
+
+#include <common.h>
+#include <command.h>
+#include <dm.h>
+#include <env.h>
+#include <fdtdec.h>
+#include <log.h>
+#include <malloc.h>
+#include <net.h>
+#include <net/tcp.h>
+#include <net/wget.h>
+#include <asm/eth.h>
+#include <dm/test.h>
+#include <dm/device-internal.h>
+#include <dm/uclass-internal.h>
+#include <test/lib.h>
+#include <test/test.h>
+#include <test/ut.h>
+
+#define SHIFT_TO_TCPHDRLEN_FIELD(x) ((x) << 4)
+#define LEN_B_TO_DW(x) ((x) >> 2)
+
+static int sb_arp_handler(struct udevice *dev, void *packet,
+ unsigned int len)
+{
+ struct eth_sandbox_priv *priv = dev_get_priv(dev);
+ struct arp_hdr *arp = packet + ETHER_HDR_SIZE;
+ int ret = 0;
+
+ if (ntohs(arp->ar_op) == ARPOP_REQUEST) {
+ priv->fake_host_ipaddr = net_read_ip(&arp->ar_spa);
+
+ ret = sandbox_eth_recv_arp_req(dev);
+ if (ret)
+ return ret;
+ ret = sandbox_eth_arp_req_to_reply(dev, packet, len);
+ return ret;
+ }
+
+ return -EPROTONOSUPPORT;
+}
+
+static int sb_syn_handler(struct udevice *dev, void *packet,
+ unsigned int len)
+{
+ struct eth_sandbox_priv *priv = dev_get_priv(dev);
+ struct ethernet_hdr *eth = packet;
+ struct ip_tcp_hdr *tcp = packet + ETHER_HDR_SIZE;
+ struct ethernet_hdr *eth_send;
+ struct ip_tcp_hdr *tcp_send;
+
+ /* Don't allow the buffer to overrun */
+ if (priv->recv_packets >= PKTBUFSRX)
+ return 0;
+
+ eth_send = (void *)priv->recv_packet_buffer[priv->recv_packets];
+ memcpy(eth_send->et_dest, eth->et_src, ARP_HLEN);
+ memcpy(eth_send->et_src, priv->fake_host_hwaddr, ARP_HLEN);
+ eth_send->et_protlen = htons(PROT_IP);
+ tcp_send = (void *)eth_send + ETHER_HDR_SIZE;
+ tcp_send->tcp_src = tcp->tcp_dst;
+ tcp_send->tcp_dst = tcp->tcp_src;
+ tcp_send->tcp_seq = htonl(0);
+ tcp_send->tcp_ack = htonl(ntohl(tcp->tcp_seq) + 1);
+ tcp_send->tcp_hlen = SHIFT_TO_TCPHDRLEN_FIELD(LEN_B_TO_DW(TCP_HDR_SIZE));
+ tcp_send->tcp_flags = TCP_SYN | TCP_ACK;
+ tcp_send->tcp_win = htons(PKTBUFSRX * TCP_MSS >> TCP_SCALE);
+ tcp_send->tcp_xsum = 0;
+ tcp_send->tcp_ugr = 0;
+ tcp_send->tcp_xsum = tcp_set_pseudo_header((uchar *)tcp_send,
+ tcp->ip_src,
+ tcp->ip_dst,
+ TCP_HDR_SIZE,
+ IP_TCP_HDR_SIZE);
+ net_set_ip_header((uchar *)tcp_send,
+ tcp->ip_src,
+ tcp->ip_dst,
+ IP_TCP_HDR_SIZE,
+ IPPROTO_TCP);
+
+ priv->recv_packet_length[priv->recv_packets] =
+ ETHER_HDR_SIZE + IP_TCP_HDR_SIZE;
+ ++priv->recv_packets;
+
+ return 0;
+}
+
+static int sb_ack_handler(struct udevice *dev, void *packet,
+ unsigned int len)
+{
+ struct eth_sandbox_priv *priv = dev_get_priv(dev);
+ struct ethernet_hdr *eth = packet;
+ struct ip_tcp_hdr *tcp = packet + ETHER_HDR_SIZE;
+ struct ethernet_hdr *eth_send;
+ struct ip_tcp_hdr *tcp_send;
+ void *data;
+ int pkt_len;
+ int payload_len = 0;
+ const char *payload1 = "HTTP/1.1 200 OK\r\n"
+ "Content-Length: 30\r\n\r\n\r\n"
+ "<html><body>Hi</body></html>\r\n";
+
+ /* Don't allow the buffer to overrun */
+ if (priv->recv_packets >= PKTBUFSRX)
+ return 0;
+
+ eth_send = (void *)priv->recv_packet_buffer[priv->recv_packets];
+ memcpy(eth_send->et_dest, eth->et_src, ARP_HLEN);
+ memcpy(eth_send->et_src, priv->fake_host_hwaddr, ARP_HLEN);
+ eth_send->et_protlen = htons(PROT_IP);
+ tcp_send = (void *)eth_send + ETHER_HDR_SIZE;
+ tcp_send->tcp_src = tcp->tcp_dst;
+ tcp_send->tcp_dst = tcp->tcp_src;
+ data = (void *)tcp_send + IP_TCP_HDR_SIZE;
+
+ if (ntohl(tcp->tcp_seq) == 1 && ntohl(tcp->tcp_ack) == 1) {
+ tcp_send->tcp_seq = htonl(ntohl(tcp->tcp_ack));
+ tcp_send->tcp_ack = htonl(ntohl(tcp->tcp_seq) + 1);
+ payload_len = strlen(payload1);
+ memcpy(data, payload1, payload_len);
+ tcp_send->tcp_flags = TCP_ACK;
+ } else if (ntohl(tcp->tcp_seq) == 2) {
+ tcp_send->tcp_seq = htonl(ntohl(tcp->tcp_ack));
+ tcp_send->tcp_ack = htonl(ntohl(tcp->tcp_seq) + 1);
+ payload_len = 0;
+ tcp_send->tcp_flags = TCP_ACK | TCP_FIN;
+ }
+
+ tcp_send->tcp_hlen = SHIFT_TO_TCPHDRLEN_FIELD(LEN_B_TO_DW(TCP_HDR_SIZE));
+ tcp_send->tcp_win = htons(PKTBUFSRX * TCP_MSS >> TCP_SCALE);
+ tcp_send->tcp_xsum = 0;
+ tcp_send->tcp_ugr = 0;
+ pkt_len = IP_TCP_HDR_SIZE + payload_len;
+ tcp_send->tcp_xsum = tcp_set_pseudo_header((uchar *)tcp_send,
+ tcp->ip_src,
+ tcp->ip_dst,
+ pkt_len - IP_HDR_SIZE,
+ pkt_len);
+ net_set_ip_header((uchar *)tcp_send,
+ tcp->ip_src,
+ tcp->ip_dst,
+ pkt_len,
+ IPPROTO_TCP);
+
+ if (ntohl(tcp->tcp_seq) == 1 || ntohl(tcp->tcp_seq) == 2) {
+ priv->recv_packet_length[priv->recv_packets] =
+ ETHER_HDR_SIZE + IP_TCP_HDR_SIZE + payload_len;
+ ++priv->recv_packets;
+ }
+
+ return 0;
+}
+
+static int sb_http_handler(struct udevice *dev, void *packet,
+ unsigned int len)
+{
+ struct ethernet_hdr *eth = packet;
+ struct ip_hdr *ip;
+ struct ip_tcp_hdr *tcp;
+
+ if (ntohs(eth->et_protlen) == PROT_ARP) {
+ return sb_arp_handler(dev, packet, len);
+ } else if (ntohs(eth->et_protlen) == PROT_IP) {
+ ip = packet + ETHER_HDR_SIZE;
+ if (ip->ip_p == IPPROTO_TCP) {
+ tcp = packet + ETHER_HDR_SIZE;
+ if (tcp->tcp_flags == TCP_SYN)
+ return sb_syn_handler(dev, packet, len);
+ else if (tcp->tcp_flags & TCP_ACK && !(tcp->tcp_flags & TCP_SYN))
+ return sb_ack_handler(dev, packet, len);
+ return 0;
+ }
+ return -EPROTONOSUPPORT;
+ }
+
+ return -EPROTONOSUPPORT;
+}
+
+static int net_test_wget(struct unit_test_state *uts)
+{
+ sandbox_eth_set_tx_handler(0, sb_http_handler);
+ sandbox_eth_set_priv(0, uts);
+
+ env_set("ethact", "eth@10002000");
+ env_set("ethrotate", "no");
+ env_set("loadaddr", "0x20000");
+ ut_assertok(run_command("wget ${loadaddr} 1.1.2.2:/index.html", 0));
+
+ sandbox_eth_set_tx_handler(0, NULL);
+
+ ut_assertok(console_record_reset_enable());
+ run_command("md5sum ${loadaddr} ${filesize}", 0);
+ ut_assert_nextline("md5 for 00020000 ... 0002001f ==> 234af48e94b0085060249ecb5942ab57");
+ ut_assertok(ut_check_console_end(uts));
+
+ return 0;
+}
+
+LIB_TEST(net_test_wget, 0);
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-20 06:48:29 +0000