enum protocol {
PROTO_LOCAL = 1,
+ PROTO_FILE,
PROTO_SSH,
PROTO_GIT
};
+int url_is_local_not_ssh(const char *url)
+{
+ const char *colon = strchr(url, ':');
+ const char *slash = strchr(url, '/');
+ return !colon || (slash && slash < colon) ||
+ has_dos_drive_prefix(url);
+}
+
static const char *prot_name(enum protocol protocol)
{
switch (protocol) {
case PROTO_LOCAL:
+ case PROTO_FILE:
return "file";
case PROTO_SSH:
return "ssh";
if (!strcmp(name, "ssh+git"))
return PROTO_SSH;
if (!strcmp(name, "file"))
- return PROTO_LOCAL;
+ return PROTO_FILE;
die("I don't handle protocol '%s'", name);
}
return proxy;
}
-static char *get_port(char *host)
+static const char *get_port_numeric(const char *p)
{
char *end;
- char *p = strchr(host, ':');
-
if (p) {
long port = strtol(p + 1, &end, 10);
if (end != p + 1 && *end == '\0' && 0 <= port && port < 65536) {
- *p = '\0';
- return p+1;
+ return p;
}
}
* The caller must free() the returned strings.
*/
static enum protocol parse_connect_url(const char *url_orig, char **ret_host,
- char **ret_port, char **ret_path)
+ char **ret_path)
{
char *url;
char *host, *path;
char *end;
- int separator;
+ int separator = '/';
enum protocol protocol = PROTO_LOCAL;
- int free_path = 0;
- char *port = NULL;
if (is_url(url_orig))
url = url_decode(url_orig);
*host = '\0';
protocol = get_protocol(url);
host += 3;
- separator = '/';
} else {
host = url;
- separator = ':';
+ if (!url_is_local_not_ssh(url)) {
+ protocol = PROTO_SSH;
+ separator = ':';
+ }
}
/*
- * Don't do destructive transforms with git:// as that
- * protocol code does '[]' unwrapping of its own.
+ * Don't do destructive transforms as protocol code does
+ * '[]' unwrapping in get_host_and_port()
*/
if (host[0] == '[') {
end = strchr(host + 1, ']');
if (end) {
- if (protocol != PROTO_GIT) {
- *end = 0;
- host++;
- }
end++;
} else
end = host;
} else
end = host;
- path = strchr(end, separator);
- if (path && !has_dos_drive_prefix(end)) {
- if (separator == ':') {
- if (host != url || path < strchrnul(host, '/')) {
- protocol = PROTO_SSH;
- *path++ = '\0';
- } else /* '/' in the host part, assume local path */
- path = end;
- }
- } else
+ if (protocol == PROTO_LOCAL)
path = end;
+ else if (protocol == PROTO_FILE && has_dos_drive_prefix(end))
+ path = end; /* "file://$(pwd)" may be "file://C:/projects/repo" */
+ else
+ path = strchr(end, separator);
if (!path || !*path)
die("No path specified. See 'man git-pull' for valid url syntax");
* null-terminate hostname and point path to ~ for URL's like this:
* ssh://host.xz/~user/repo
*/
- if (protocol != PROTO_LOCAL) {
- char *ptr = path;
+
+ end = path; /* Need to \0 terminate host here */
+ if (separator == ':')
+ path++; /* path starts after ':' */
+ if (protocol == PROTO_GIT || protocol == PROTO_SSH) {
if (path[1] == '~')
path++;
- else {
- path = xstrdup(ptr);
- free_path = 1;
- }
-
- *ptr = '\0';
}
- /*
- * Add support for ssh port: ssh://host.xy:<port>/...
- */
- if (protocol == PROTO_SSH && separator == '/')
- port = get_port(end);
+ path = xstrdup(path);
+ *end = '\0';
*ret_host = xstrdup(host);
- if (port)
- *ret_port = xstrdup(port);
- else
- *ret_port = NULL;
- if (free_path)
- *ret_path = path;
- else
- *ret_path = xstrdup(path);
+ *ret_path = path;
free(url);
return protocol;
}
struct child_process *git_connect(int fd[2], const char *url,
const char *prog, int flags)
{
- char *host, *path;
+ char *hostandport, *path;
struct child_process *conn = &no_fork;
enum protocol protocol;
- char *port;
const char **arg;
struct strbuf cmd = STRBUF_INIT;
*/
signal(SIGCHLD, SIG_DFL);
- protocol = parse_connect_url(url, &host, &port, &path);
+ protocol = parse_connect_url(url, &hostandport, &path);
if (flags & CONNECT_DIAG_URL) {
printf("Diag: url=%s\n", url ? url : "NULL");
printf("Diag: protocol=%s\n", prot_name(protocol));
- printf("Diag: hostandport=%s", host ? host : "NULL");
- if (port)
- printf(":%s\n", port);
- else
- printf("\n");
+ printf("Diag: hostandport=%s\n", hostandport ? hostandport : "NULL");
printf("Diag: path=%s\n", path ? path : "NULL");
- free(host);
- free(port);
- free(path);
- return NULL;
- }
-
- if (protocol == PROTO_GIT) {
+ conn = NULL;
+ } else if (protocol == PROTO_GIT) {
/* These underlying connection commands die() if they
* cannot connect.
*/
- char *target_host = xstrdup(host);
- if (git_use_proxy(host))
- conn = git_proxy_connect(fd, host);
+ char *target_host = xstrdup(hostandport);
+ if (git_use_proxy(hostandport))
+ conn = git_proxy_connect(fd, hostandport);
else
- git_tcp_connect(fd, host, flags);
+ git_tcp_connect(fd, hostandport, flags);
/*
* Separate original protocol components prog and path
* from extended host header with a NUL byte.
prog, path, 0,
target_host, 0);
free(target_host);
- free(host);
- free(port);
- free(path);
- return conn;
- }
-
- conn = xcalloc(1, sizeof(*conn));
-
- strbuf_addstr(&cmd, prog);
- strbuf_addch(&cmd, ' ');
- sq_quote_buf(&cmd, path);
-
- conn->in = conn->out = -1;
- conn->argv = arg = xcalloc(7, sizeof(*arg));
- if (protocol == PROTO_SSH) {
- const char *ssh = getenv("GIT_SSH");
- int putty = ssh && strcasestr(ssh, "plink");
- if (!ssh) ssh = "ssh";
-
- *arg++ = ssh;
- if (putty && !strcasestr(ssh, "tortoiseplink"))
- *arg++ = "-batch";
- if (port) {
- /* P is for PuTTY, p is for OpenSSH */
- *arg++ = putty ? "-P" : "-p";
- *arg++ = port;
+ } else {
+ conn = xcalloc(1, sizeof(*conn));
+
+ strbuf_addstr(&cmd, prog);
+ strbuf_addch(&cmd, ' ');
+ sq_quote_buf(&cmd, path);
+
+ conn->in = conn->out = -1;
+ conn->argv = arg = xcalloc(7, sizeof(*arg));
+ if (protocol == PROTO_SSH) {
+ const char *ssh = getenv("GIT_SSH");
+ int putty = ssh && strcasestr(ssh, "plink");
+ char *ssh_host = hostandport;
+ const char *port = NULL;
+ get_host_and_port(&ssh_host, &port);
+ port = get_port_numeric(port);
+
+ if (!ssh) ssh = "ssh";
+
+ *arg++ = ssh;
+ if (putty && !strcasestr(ssh, "tortoiseplink"))
+ *arg++ = "-batch";
+ if (port) {
+ /* P is for PuTTY, p is for OpenSSH */
+ *arg++ = putty ? "-P" : "-p";
+ *arg++ = port;
+ }
+ *arg++ = ssh_host;
+ } else {
+ /* remove repo-local variables from the environment */
+ conn->env = local_repo_env;
+ conn->use_shell = 1;
}
- *arg++ = host;
- }
- else {
- /* remove repo-local variables from the environment */
- conn->env = local_repo_env;
- conn->use_shell = 1;
- }
- *arg++ = cmd.buf;
- *arg = NULL;
+ *arg++ = cmd.buf;
+ *arg = NULL;
- if (start_command(conn))
- die("unable to fork");
+ if (start_command(conn))
+ die("unable to fork");
- fd[0] = conn->out; /* read from child's stdout */
- fd[1] = conn->in; /* write to child's stdin */
- strbuf_release(&cmd);
- free(host);
- free(port);
+ fd[0] = conn->out; /* read from child's stdout */
+ fd[1] = conn->in; /* write to child's stdin */
+ strbuf_release(&cmd);
+ }
+ free(hostandport);
free(path);
return conn;
}