diff options
author | Alex Riesen <raa.lkml@gmail.com> | 2007-05-24 01:34:27 +0400 |
---|---|---|
committer | Junio C Hamano <junkio@cox.net> | 2007-05-25 08:37:03 +0400 |
commit | ba505322a4f0ac052f059e7381b55c4ab8bfeacd (patch) | |
tree | 45d49c1eb3d05151380257f9ccc85ca6d298f2da /connect.c | |
parent | 18bece43675ea0dc9022a7868865e02808b7af7f (diff) |
Verbose connect messages to show the IP addresses used
Also, the patch makes the error messages more verbose. Helps when
diagnosing connect problems on weird systems.
Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'connect.c')
-rw-r--r-- | connect.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/connect.c b/connect.c index 2a26fdbe0d9..375739205f7 100644 --- a/connect.c +++ b/connect.c @@ -391,6 +391,23 @@ static enum protocol get_protocol(const char *name) #ifndef NO_IPV6 +static const char *ai_name(const struct addrinfo *ai) +{ + static char addr[INET_ADDRSTRLEN]; + if ( AF_INET == ai->ai_family ) { + struct sockaddr_in *in; + in = (struct sockaddr_in *)ai->ai_addr; + inet_ntop(ai->ai_family, &in->sin_addr, addr, sizeof(addr)); + } else if ( AF_INET6 == ai->ai_family ) { + struct sockaddr_in6 *in; + in = (struct sockaddr_in6 *)ai->ai_addr; + inet_ntop(ai->ai_family, &in->sin6_addr, addr, sizeof(addr)); + } else { + strcpy(addr, "(unknown)"); + } + return addr; +} + /* * Returns a connected socket() fd, or else die()s. */ @@ -401,6 +418,7 @@ static int git_tcp_connect_sock(char *host, int flags) const char *port = STR(DEFAULT_GIT_PORT); struct addrinfo hints, *ai0, *ai; int gai; + int cnt = 0; if (host[0] == '[') { end = strchr(host + 1, ']'); @@ -444,10 +462,18 @@ static int git_tcp_connect_sock(char *host, int flags) } if (connect(sockfd, ai->ai_addr, ai->ai_addrlen) < 0) { saved_errno = errno; + fprintf(stderr, "%s[%d: %s]: net=%s, errno=%s\n", + host, + cnt, + ai_name(ai), + hstrerror(h_errno), + strerror(saved_errno)); close(sockfd); sockfd = -1; continue; } + if (flags & CONNECT_VERBOSE) + fprintf(stderr, "%s ", ai_name(ai)); break; } @@ -476,6 +502,7 @@ static int git_tcp_connect_sock(char *host, int flags) struct sockaddr_in sa; char **ap; unsigned int nport; + int cnt; if (host[0] == '[') { end = strchr(host + 1, ']'); @@ -512,7 +539,7 @@ static int git_tcp_connect_sock(char *host, int flags) if (flags & CONNECT_VERBOSE) fprintf(stderr, "done.\nConnecting to %s (port %s) ... ", host, port); - for (ap = he->h_addr_list; *ap; ap++) { + for (cnt = 0, ap = he->h_addr_list; *ap; ap++, cnt++) { sockfd = socket(he->h_addrtype, SOCK_STREAM, 0); if (sockfd < 0) { saved_errno = errno; @@ -526,10 +553,19 @@ static int git_tcp_connect_sock(char *host, int flags) if (connect(sockfd, (struct sockaddr *)&sa, sizeof sa) < 0) { saved_errno = errno; + fprintf(stderr, "%s[%d: %s]: net=%s, errno=%s\n", + host, + cnt, + inet_ntoa(*(struct in_addr *)&sa.sin_addr), + hstrerror(h_errno), + strerror(saved_errno)); close(sockfd); sockfd = -1; continue; } + if (flags & CONNECT_VERBOSE) + fprintf(stderr, "%s ", + inet_ntoa(*(struct in_addr *)&sa.sin_addr)); break; } |