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Add EBPF_LOG_MAP_OPERATION in ebpf_map find, update and delete function #4032

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Add EBPF_LOG_MAP_OPERATION in ebpf_map find, update and delete function #4032

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0a58c65
Add EBPF_LOG_MAP_OPERATION in find,update and delete function
shpalani Nov 22, 2024
d29691b
Merge branch 'main' into shpalan/cnc-map
Alan-Jowett Nov 22, 2024
8dc920f
expand stack to 16KB.
shankarseal Nov 23, 2024
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6 changes: 6 additions & 0 deletions libs/execution_context/ebpf_maps.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2576,6 +2576,8 @@ ebpf_map_find_entry(
return EBPF_OPERATION_NOT_SUPPORTED;
}

EBPF_LOG_MAP_OPERATION(flags, "find", map, key);

if ((flags & EBPF_MAP_FLAG_HELPER) && (table->get_object_from_entry != NULL)) {

// Disallow reads to prog array maps from this helper call for now.
Expand Down Expand Up @@ -2708,6 +2710,8 @@ ebpf_map_update_entry(
return EBPF_OPERATION_NOT_SUPPORTED;
}

EBPF_LOG_MAP_OPERATION(flags, "update", map, key);

if ((flags & EBPF_MAP_FLAG_HELPER) && (table->update_entry_per_cpu != NULL)) {
result = table->update_entry_per_cpu(map, key, value, option);
} else {
Expand Down Expand Up @@ -2773,6 +2777,8 @@ ebpf_map_delete_entry(_In_ ebpf_map_t* map, size_t key_size, _In_reads_(key_size
return EBPF_OPERATION_NOT_SUPPORTED;
}

EBPF_LOG_MAP_OPERATION(flags, "delete", map, key);

ebpf_result_t result = table->delete_entry(map, key);
return result;
}
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2 changes: 1 addition & 1 deletion netebpfext/net_ebpf_ext_hook_provider.c
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Expand Up @@ -4,7 +4,7 @@
#include "ebpf_extension_uuids.h"
#include "net_ebpf_ext_hook_provider.h"

#define NET_EBPF_EXT_STACK_EXPANSION_SIZE 1024 * 4
#define NET_EBPF_EXT_STACK_EXPANSION_SIZE 1024 * 16

typedef struct _net_ebpf_ext_hook_client_rundown
{
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