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examples: implement SSH key credentials

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Implement SSH key credentials. This allows users to use the SSH
transport with the lg2 example code.
This commit is contained in:
Patrick Steinhardt
2019-04-16 11:05:37 +02:00
parent e9aa84799a
commit d9351c6556
1 changed files with 18 additions and 2 deletions
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20
examples/common.c
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@@ -349,14 +349,28 @@ int cred_acquire_cb(git_cred **out,
unsigned int allowed_types,
void *payload)
{
char *username = NULL, *password = NULL;
char *username = NULL, *password = NULL, *privkey = NULL, *pubkey = NULL;
int error = 1;
UNUSED(url);
UNUSED(username_from_url);
UNUSED(payload);
if (allowed_types & GIT_CREDTYPE_USERPASS_PLAINTEXT) {
if (allowed_types & GIT_CREDTYPE_SSH_KEY) {
int n;
if ((error = ask(&username, "Username:")) < 0 ||
(error = ask(&privkey, "SSH Key:")) < 0 ||
(error = ask(&password, "Password:")) < 0)
goto out;
if ((n = snprintf(NULL, 0, "%s.pub", privkey)) < 0 ||
(pubkey = malloc(n + 1)) == NULL ||
(n = snprintf(pubkey, n + 1, "%s.pub", privkey)) < 0)
goto out;
error = git_cred_ssh_key_new(out, username, pubkey, privkey, password);
} else if (allowed_types & GIT_CREDTYPE_USERPASS_PLAINTEXT) {
if ((error = ask(&username, "Username:")) < 0 ||
(error = ask(&password, "Password:")) < 0)
goto out;
@@ -372,5 +386,7 @@ int cred_acquire_cb(git_cred **out,
out:
free(username);
free(password);
free(privkey);
free(pubkey);
return error;
}