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Go Back   Linux Archive > Redhat > Cluster Development

 
 
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Old 09-29-2010, 03:25 PM
Lon Hohberger
 
Default Fix ipv6 support in ccs_sync

Signed-off-by: Lon Hohberger <lhh@redhat.com>
---
ricci/ccs_sync/Makefile | 2 +-
ricci/ccs_sync/ricci_conf.c | 54 +++++++++++++++++++++++++++++++++++-------
ricci/ccs_sync/ricci_net.h | 1 +
ricci/ccs_sync/ricci_nss.c | 29 +++++++++++++++++++++-
ricci/ccs_sync/ricci_nss.h | 9 ++++--
5 files changed, 80 insertions(+), 15 deletions(-)

diff --git a/ricci/ccs_sync/Makefile b/ricci/ccs_sync/Makefile
index 06adc34..382969e 100644
--- a/ricci/ccs_sync/Makefile
+++ b/ricci/ccs_sync/Makefile
@@ -25,7 +25,7 @@ OBJECTS =
CC=gcc
INCLUDE = -I/usr/include/libxml2 -I/usr/include/nspr4 `nss-config --cflags`
CFLAGS = -O2 -Wall -Wextra -Wformat=2 -fstack-protector -Wshadow $(INCLUDE)
-LDFLAGS = -lxml2 `nss-config --libs`
+LDFLAGS = -lxml2 `nss-config --libs` `nspr-config --libs`

all: ${TARGET}

diff --git a/ricci/ccs_sync/ricci_conf.c b/ricci/ccs_sync/ricci_conf.c
index 84c9bc9..f523022 100644
--- a/ricci/ccs_sync/ricci_conf.c
+++ b/ricci/ccs_sync/ricci_conf.c
@@ -266,11 +266,36 @@ static int ricci_conn_cmp(void *l, void *r) {
return (-1);
}

+int get_addr_info(const char *name, PRUint16 port, PRNetAddr *addr_out)
+{
+ PRAddrInfo *pr_ai = NULL;
+ void *e = NULL;
+ PRNetAddr addr;
+ int ret = -1;
+
+ pr_ai = PR_GetAddrInfoByName(name, PR_AF_UNSPEC, PR_AI_ADDRCONFIG);
+ if (!pr_ai)
+ return -1;
+
+ ret = 1;
+ e = PR_EnumerateAddrInfo(0, pr_ai, port, &addr);
+ if (e)
+ ret = 0;
+
+ if (addr_out)
+ memcpy(addr_out, &addr, sizeof(*addr_out));
+
+ PR_FreeAddrInfo(pr_ai);
+
+ return ret;
+}
+
static int ricci_conn_alloc(void *data, void *param) {
hash_t *conn_hash = (hash_t *) param;
const char *name = (const char *) data;
struct ricci_conn *c;
PRStatus status;
+ PRNetAddr addr;

if (name == NULL || conn_hash == NULL)
return (-1);
@@ -279,23 +304,32 @@ static int ricci_conn_alloc(void *data, void *param) {
if (c == NULL)
goto oom0;

- c->fd = get_ssl_socket(NULL, PR_TRUE);
- if (c->fd == NULL)
- goto oom1;
-
c->hostname = strdup(name);
if (c->hostname == NULL)
- goto oom2;
+ goto oom1;

c->buf = malloc(DEFAULT_READBUF_LEN);
if (c->buf == NULL)
- goto oom3;
+ goto oom2;

c->bufsize = DEFAULT_READBUF_LEN;
c->port = ricci_port;
time(&c->last_active);

- status = nss_connect(c->fd, c->hostname, c->port);
+ if (get_addr_info(c->hostname, c->port, &addr) != 0)
+ goto oom2;
+
+ c->pr_addr = calloc(1, sizeof(*c->pr_addr));
+ if (!c->pr_addr)
+ goto oom2;
+
+ memcpy(c->pr_addr, &addr, sizeof(*c->pr_addr));
+
+ c->fd = get_ssl_socket(NULL, PR_TRUE, c->pr_addr->raw.family);
+ if (c->fd == NULL)
+ goto oom3;
+
+ status = nss_connect_by_addr(c->fd, c->hostname, c->pr_addr);
if (status == PR_FAILURE) {
fprintf(stderr, "Unable to connect to %s
", c->hostname);
ricci_conn_dtor(NULL, c);
@@ -309,9 +343,11 @@ static int ricci_conn_alloc(void *data, void *param) {
return (0);

oom3:
- free(c->hostname);
-oom2:
PR_Close(c->fd);
+oom2:
+ free(c->pr_addr);
+ free(c->hostname);
+ free(c->buf);
oom1:
free(c);
oom0:
diff --git a/ricci/ccs_sync/ricci_net.h b/ricci/ccs_sync/ricci_net.h
index 033baed..bd37087 100644
--- a/ricci/ccs_sync/ricci_net.h
+++ b/ricci/ccs_sync/ricci_net.h
@@ -26,6 +26,7 @@ enum {

struct ricci_conn {
PRFileDesc *fd;
+ PRNetAddr *pr_addr;
char *hostname;
char *cluster_name;
char *buf;
diff --git a/ricci/ccs_sync/ricci_nss.c b/ricci/ccs_sync/ricci_nss.c
index 36f151d..65e2ac4 100644
--- a/ricci/ccs_sync/ricci_nss.c
+++ b/ricci/ccs_sync/ricci_nss.c
@@ -114,14 +114,14 @@ PRStatus set_nss_sockopt_nonblock(PRFileDesc *sock, PRBool val) {
return (PR_SetSocketOption(sock, &sock_opt));
}

-PRFileDesc *get_ssl_socket(const char *cert_nick, PRBool nonblocking) {
+PRFileDesc *get_ssl_socket(const char *cert_nick, PRBool nonblocking, PRUint16 af) {
PRFileDesc *tcp_sock;
PRFileDesc *ssl_sock;
PRSocketOptionData sock_opt;
PRStatus pr_status;
SECStatus sec_status;

- tcp_sock = PR_NewTCPSocket();
+ tcp_sock = PR_OpenTCPSocket(af);
if (tcp_sock == NULL)
return (NULL);

@@ -176,6 +176,7 @@ PRFileDesc *get_ssl_socket(const char *cert_nick, PRBool nonblocking) {
return (ssl_sock);
}

+
PRStatus nss_connect(PRFileDesc *sock, const char *addr_str, uint16_t port) {
char buf[PR_NETDB_BUF_SIZE];
PRStatus pr_status;
@@ -209,6 +210,30 @@ PRStatus nss_connect(PRFileDesc *sock, const char *addr_str, uint16_t port) {
return (PR_SUCCESS);
}

+
+PRStatus nss_connect_by_addr(PRFileDesc *sock, const char *addr_str,
+ PRNetAddr *target)
+{
+ SECStatus sec_status;
+ PRStatus pr_status;
+
+ sec_status = SSL_SetURL(sock, addr_str);
+ if (sec_status != SECSuccess)
+ return (PR_FAILURE);
+
+ pr_status = PR_Connect(sock, target, PR_INTERVAL_NO_TIMEOUT);
+ if (pr_status != PR_SUCCESS) {
+ if (errno != EINPROGRESS)
+ return (pr_status);
+ }
+
+ sec_status = SSL_ResetHandshake(sock, PR_FALSE);
+ if (sec_status != SECSuccess)
+ return (PR_FAILURE);
+
+ return (PR_SUCCESS);
+}
+
int init_libnss_ssl(const char *cert_db_dir) {
SECStatus status;

diff --git a/ricci/ccs_sync/ricci_nss.h b/ricci/ccs_sync/ricci_nss.h
index 2b47d54..1bb9dd0 100644
--- a/ricci/ccs_sync/ricci_nss.h
+++ b/ricci/ccs_sync/ricci_nss.h
@@ -12,10 +12,13 @@
#define __RICCI_NSS_H

SECStatus nss_connect( PRFileDesc *ssl_sock,
- const char *addr_str,
- uint16_t port);
+ const char *addr_str,
+ uint16_t port);
+SECStatus nss_connect_by_addr( PRFileDesc *ssl_sock,
+ const char *addr_str,
+ PRNetAddr *addr);

-PRFileDesc *get_ssl_socket(const char *cert_nick, PRBool nonblocking);
+PRFileDesc *get_ssl_socket(const char *cert_nick, PRBool nonblocking, PRUint16 af);
int init_libnss_ssl(const char *cert_db_dir);
int shutdown_libnss_ssl(void);
PRStatus set_nss_sockopt_nonblock(PRFileDesc *sock, PRBool val);
--
1.7.2.2
 

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