imap-send and authority http connect reads passwords from an interactive
terminal. This behavious cause GUIs to hang waiting for git complete.
Fix this problem by allowing a password-retrieving command
to be specified in GIT_ASKPASS
Signed-off-by: Frank Li <lznuaa@xxxxxxxxx>
---
cache.h | 1 +
connect.c | 39 +++++++++++++++++++++++++++++++++++++++
http.c | 4 ++--
imap-send.c | 2 +-
4 files changed, 43 insertions(+), 3 deletions(-)
diff --git a/cache.h b/cache.h
index d478eff..a25d269 100644
--- a/cache.h
+++ b/cache.h
@@ -877,6 +877,7 @@ struct ref {
extern struct ref *find_ref_by_name(const struct ref *list, const char *name);
#define CONNECT_VERBOSE (1u << 0)
+extern char *git_getpass(const char *prompt);
extern struct child_process *git_connect(int fd[2], const char *url, const char *prog, int flags);
extern int finish_connect(struct child_process *conn);
extern int path_match(const char *path, int nr, char **match);
diff --git a/connect.c b/connect.c
index a37cf6a..8d45ab9 100644
--- a/connect.c
+++ b/connect.c
@@ -647,3 +647,42 @@ int finish_connect(struct child_process *conn)
free(conn);
return code;
}
+
+char *git_getpass(const char *prompt)
+{
+ char *askpass;
+ struct child_process pass;
+ const char *args[3];
+ struct strbuf buffer = STRBUF_INIT;
+ int i = 0;
+
+ askpass = getenv("GIT_ASKPASS");
+
+ if (!askpass || !(*askpass))
+ return getpass(prompt);
+
+ args[0] = askpass;
+ args[1] = prompt;
+ args[2] = NULL;
+
+ memset(&pass, 0, sizeof(pass));
+ pass.argv = args;
+ pass.out = -1;
+
+ if (start_command(&pass))
+ exit(1);
+
+ if (strbuf_read(&buffer, pass.out, 20) < 0)
+ exit(1);
+
+ close(pass.out);
+
+ if (finish_command(&pass))
+ exit(1);
+
+ strbuf_setlen(&buffer, strcspn(buffer.buf, "\r\n"));
+
+ /*it maybe memory leak because getpass return a static buffer*/
+ return strbuf_detach(&buffer, NULL);
+}
+
diff --git a/http.c b/http.c
index deab595..4814217 100644
--- a/http.c
+++ b/http.c
@@ -204,7 +204,7 @@ static void init_curl_http_auth(CURL *result)
if (user_name) {
struct strbuf up = STRBUF_INIT;
if (!user_pass)
- user_pass = xstrdup(getpass("Password: "));
+ user_pass = xstrdup(git_getpass("Password: "));
strbuf_addf(&up, "%s:%s", user_name, user_pass);
curl_easy_setopt(result, CURLOPT_USERPWD,
strbuf_detach(&up, NULL));
@@ -219,7 +219,7 @@ static int has_cert_password(void)
return 0;
/* Only prompt the user once. */
ssl_cert_password_required = -1;
- ssl_cert_password = getpass("Certificate Password: ");
+ ssl_cert_password = git_getpass("Certificate Password: ");
if (ssl_cert_password != NULL) {
ssl_cert_password = xstrdup(ssl_cert_password);
return 1;
diff --git a/imap-send.c b/imap-send.c
index 5631930..5254b2a 100644
--- a/imap-send.c
+++ b/imap-send.c
@@ -1107,7 +1107,7 @@ static struct store *imap_open_store(struct imap_server_conf *srvc)
if (!srvc->pass) {
char prompt[80];
sprintf(prompt, "Password (%s@%s): ", srvc->user, srvc->host);
- arg = getpass(prompt);
+ arg = git_getpass(prompt);
if (!arg) {
perror("getpass");
exit(1);
--
1.7.0.86.g013a4.dirty
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