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tools/zep_dispatch: basic dual-stack support

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Murdock does not support IPv6 on link-local interfaces.
Therefore in order to being able to use ZEP dispatcher in automated tests
on CI, we have to add dual-stack support.
This commit is contained in:
Benjamin Valentin 2021-12-08 22:17:40 +01:00 committed by Benjamin Valentin
parent f2f643f30a
commit 1b71ccab09
1 changed files with 4 additions and 4 deletions
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8
dist/tools/zep_dispatch/main.c vendored
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@ -51,7 +51,7 @@ static void _send_flat(void *ctx, void *buffer, size_t len,
/* remove client if sending fails */
}
else if (sendto(sock, buffer, len, 0, (struct sockaddr *)addr, sizeof(*addr)) < 0) {
inet_ntop(AF_INET6, &addr->sin6_addr, addr_str, INET6_ADDRSTRLEN);
inet_ntop(src_addr->sin6_family, &addr->sin6_addr, addr_str, INET6_ADDRSTRLEN);
printf("removing [%s]:%d\n", addr_str, ntohs(addr->sin6_port));
prev->next = n->next;
free(n);
@ -63,7 +63,7 @@ static void _send_flat(void *ctx, void *buffer, size_t len,
/* if the client new, add it to the broadcast list */
if (!known_node) {
inet_ntop(AF_INET6, &src_addr->sin6_addr, addr_str, INET6_ADDRSTRLEN);
inet_ntop(src_addr->sin6_family, &src_addr->sin6_addr, addr_str, INET6_ADDRSTRLEN);
printf("adding [%s]:%d\n", addr_str, ntohs(src_addr->sin6_port));
zep_client_t *client = malloc(sizeof(zep_client_t));
memcpy(&client->addr, src_addr, sizeof(*src_addr));
@ -101,7 +101,7 @@ static void dispatch_loop(int sock, dispatch_cb_t dispatch, void *ctx)
ssize_t bytes_in = recvfrom(sock, buffer, sizeof(buffer), 0,
(struct sockaddr *)&src_addr, &addr_len);
if (bytes_in <= 0 || addr_len != sizeof(src_addr)) {
if (bytes_in <= 0) {
continue;
}
@ -190,7 +190,7 @@ int main(int argc, char **argv)
}
struct addrinfo hint = {
.ai_family = AF_INET6,
.ai_family = AF_UNSPEC,
.ai_socktype = SOCK_DGRAM,
.ai_protocol = IPPROTO_UDP,
.ai_flags = AI_NUMERICHOST,