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zebra: Fix SRv6 SID Manager

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The SRv6 SID Manager does not allow allocating an SRv6 End/uN function
even though it is already supported by staticd.

Signed-off-by: Carmine Scarpitta <cscarpit@cisco.com>
This commit is contained in:
Carmine Scarpitta 2025-01-30 19:25:57 +01:00
parent de8f52b525
commit a879aebf69
1 changed files with 20 additions and 3 deletions
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23
zebra/zebra_srv6.c
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@ -1547,9 +1547,26 @@ static int get_srv6_sid_explicit(struct zebra_srv6_sid **sid,
} }
if (ctx->behavior == ZEBRA_SEG6_LOCAL_ACTION_END) { if (ctx->behavior == ZEBRA_SEG6_LOCAL_ACTION_END) {
zlog_err("%s: invalid SM request arguments: explicit SID allocation not allowed for End/uN behavior", zctx = zebra_srv6_sid_ctx_alloc();
__func__); zctx->ctx = *ctx;
return -1;
*sid = zebra_srv6_sid_alloc(zctx, sid_value, locator, block, sid_func,
SRV6_SID_ALLOC_MODE_EXPLICIT);
if (!(*sid)) {
flog_err(EC_ZEBRA_SM_CANNOT_ASSIGN_SID,
"%s: failed to create SRv6 SID %s (%pI6)", __func__,
srv6_sid_ctx2str(buf, sizeof(buf), ctx), sid_value);
return -1;
}
(*sid)->ctx = zctx;
zctx->sid = *sid;
listnode_add(srv6->sids, zctx);
if (IS_ZEBRA_DEBUG_SRV6)
zlog_debug("%s: allocated explicit SRv6 SID %pI6 for context %s", __func__,
&(*sid)->value, srv6_sid_ctx2str(buf, sizeof(buf), ctx));
return 1;
} }
/* Allocate an explicit SID function for the SID */ /* Allocate an explicit SID function for the SID */