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bpf: Add missing traces for reply traffic to the proxy #27872

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Sep 1, 2023
Merged

bpf: Add missing traces for reply traffic to the proxy #27872

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6 changes: 6 additions & 0 deletions bpf/bpf_lxc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -449,6 +449,9 @@ static __always_inline int handle_ipv6_from_lxc(struct __ctx_buff *ctx, __u32 *d
if (ct_status == CT_REPLY || ct_status == CT_RELATED) {
/* Check if this is return traffic to an ingress proxy. */
if (ct_state->proxy_redirect) {
send_trace_notify(ctx, TRACE_TO_PROXY, SECLABEL_IPV6,
0, 0, 0, trace.reason,
trace.monitor);
/* Stack will do a socket match and deliver locally. */
return ctx_redirect_to_proxy6(ctx, tuple, 0, false);
}
Expand Down Expand Up @@ -854,6 +857,9 @@ static __always_inline int handle_ipv4_from_lxc(struct __ctx_buff *ctx, __u32 *d
if (ct_status == CT_REPLY || ct_status == CT_RELATED) {
/* Check if this is return traffic to an ingress proxy. */
if (ct_state->proxy_redirect) {
send_trace_notify(ctx, TRACE_TO_PROXY, SECLABEL_IPV4,
0, 0, 0, trace.reason,
trace.monitor);
/* Stack will do a socket match and deliver locally. */
return ctx_redirect_to_proxy4(ctx, tuple, 0, false);
}
Expand Down