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represent cluster node flags with bitwise shift value (#642)

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While debugging a cluster bus issue, found the cluster node flags were
represented in numbers. I generally find it easy when these are
represented as bitwise shift operation. It improves readability a bit.

Signed-off-by: Harkrishn Patro <harkrisp@amazon.com>
This commit is contained in:
Harkrishn Patro 2024-06-13 15:58:03 -07:00 committed by GitHub
parent d211078a27
commit 76fc041685
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1 changed files with 11 additions and 11 deletions
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22
src/cluster_legacy.h
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@ -41,17 +41,17 @@ typedef struct clusterLink {
} clusterLink;
/* Cluster node flags and macros. */
#define CLUSTER_NODE_PRIMARY 1 /* The node is a primary */
#define CLUSTER_NODE_REPLICA 2 /* The node is a replica */
#define CLUSTER_NODE_PFAIL 4 /* Failure? Need acknowledge */
#define CLUSTER_NODE_FAIL 8 /* The node is believed to be malfunctioning */
#define CLUSTER_NODE_MYSELF 16 /* This node is myself */
#define CLUSTER_NODE_HANDSHAKE 32 /* We have still to exchange the first ping */
#define CLUSTER_NODE_NOADDR 64 /* We don't know the address of this node */
#define CLUSTER_NODE_MEET 128 /* Send a MEET message to this node */
#define CLUSTER_NODE_MIGRATE_TO 256 /* Primary eligible for replica migration. */
#define CLUSTER_NODE_NOFAILOVER 512 /* replica will not try to failover. */
#define CLUSTER_NODE_EXTENSIONS_SUPPORTED 1024 /* This node supports extensions. */
#define CLUSTER_NODE_PRIMARY (1 << 0) /* The node is a primary */
#define CLUSTER_NODE_REPLICA (1 << 1) /* The node is a replica */
#define CLUSTER_NODE_PFAIL (1 << 2) /* Failure? Need acknowledge */
#define CLUSTER_NODE_FAIL (1 << 3) /* The node is believed to be malfunctioning */
#define CLUSTER_NODE_MYSELF (1 << 4) /* This node is myself */
#define CLUSTER_NODE_HANDSHAKE (1 << 5) /* We have still to exchange the first ping */
#define CLUSTER_NODE_NOADDR (1 << 6) /* We don't know the address of this node */
#define CLUSTER_NODE_MEET (1 << 7) /* Send a MEET message to this node */
#define CLUSTER_NODE_MIGRATE_TO (1 << 8) /* Primary eligible for replica migration. */
#define CLUSTER_NODE_NOFAILOVER (1 << 9) /* replica will not try to failover. */
#define CLUSTER_NODE_EXTENSIONS_SUPPORTED (1 << 10) /* This node supports extensions. */
#define CLUSTER_NODE_NULL_NAME \
"\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" \
"\000\000\000\000\000\000\000\000\000\000\000\000"