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authorMichael Roth <michael.roth@amd.com>2020-11-02 20:01:44 -0600
committerMichael Roth <michael.roth@amd.com>2020-11-02 20:01:44 -0600
commit0e3c94758e3851f0ab30d2a1e63a73284499775d (patch)
tree74713092db820247e043c84fee1e7b43162af7d4 /qga/commands-posix-ssh.c
parent8d769ec777dccbff199711aba43aa6297fe4a0e0 (diff)
downloadqemu-0e3c94758e3851f0ab30d2a1e63a73284499775d.zip
qga: add *reset argument to ssh-add-authorized-keys
I prefer 'reset' over 'clear', since 'clear' and keys may have some other relations or meaning. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> *fix disallowed g_assert* usage reported by checkpatch Signed-off-by: Michael Roth <michael.roth@amd.com>
Diffstat (limited to 'qga/commands-posix-ssh.c')
-rw-r--r--qga/commands-posix-ssh.c53
1 files changed, 48 insertions, 5 deletions
diff --git a/qga/commands-posix-ssh.c b/qga/commands-posix-ssh.c
index f74d89679c..362c9e8816 100644
--- a/qga/commands-posix-ssh.c
+++ b/qga/commands-posix-ssh.c
@@ -168,6 +168,7 @@ read_authkeys(const char *path, Error **errp)
void
qmp_guest_ssh_add_authorized_keys(const char *username, strList *keys,
+ bool has_reset, bool reset,
Error **errp)
{
g_autofree struct passwd *p = NULL;
@@ -178,6 +179,7 @@ qmp_guest_ssh_add_authorized_keys(const char *username, strList *keys,
size_t nkeys, nauthkeys;
ERRP_GUARD();
+ reset = has_reset && reset;
if (!check_openssh_pub_keys(keys, &nkeys, errp)) {
return;
@@ -191,7 +193,9 @@ qmp_guest_ssh_add_authorized_keys(const char *username, strList *keys,
ssh_path = g_build_filename(p->pw_dir, ".ssh", NULL);
authkeys_path = g_build_filename(ssh_path, "authorized_keys", NULL);
- authkeys = read_authkeys(authkeys_path, NULL);
+ if (!reset) {
+ authkeys = read_authkeys(authkeys_path, NULL);
+ }
if (authkeys == NULL) {
if (!g_file_test(ssh_path, G_FILE_TEST_IS_DIR) &&
!mkdir_for_user(ssh_path, p, 0700, errp)) {
@@ -318,7 +322,7 @@ test_invalid_user(void)
{
Error *err = NULL;
- qmp_guest_ssh_add_authorized_keys("", NULL, &err);
+ qmp_guest_ssh_add_authorized_keys("", NULL, FALSE, FALSE, &err);
error_free_or_abort(&err);
qmp_guest_ssh_remove_authorized_keys("", NULL, &err);
@@ -333,7 +337,8 @@ test_invalid_key(void)
};
Error *err = NULL;
- qmp_guest_ssh_add_authorized_keys(g_get_user_name(), &key, &err);
+ qmp_guest_ssh_add_authorized_keys(g_get_user_name(), &key,
+ FALSE, FALSE, &err);
error_free_or_abort(&err);
qmp_guest_ssh_remove_authorized_keys(g_get_user_name(), &key, &err);
@@ -346,13 +351,17 @@ test_add_keys(void)
Error *err = NULL;
qmp_guest_ssh_add_authorized_keys(g_get_user_name(),
- (strList *)&test_key2, &err);
+ (strList *)&test_key2,
+ FALSE, FALSE,
+ &err);
g_assert(err == NULL);
test_authorized_keys_equal("algo key2 comments");
qmp_guest_ssh_add_authorized_keys(g_get_user_name(),
- (strList *)&test_key1_2, &err);
+ (strList *)&test_key1_2,
+ FALSE, FALSE,
+ &err);
g_assert(err == NULL);
/* key2 came first, and should'nt be duplicated */
@@ -361,6 +370,39 @@ test_add_keys(void)
}
static void
+test_add_reset_keys(void)
+{
+ Error *err = NULL;
+
+ qmp_guest_ssh_add_authorized_keys(g_get_user_name(),
+ (strList *)&test_key1_2,
+ FALSE, FALSE,
+ &err);
+ g_assert(err == NULL);
+
+ /* reset with key2 only */
+ test_authorized_keys_equal("algo key1 comments\n"
+ "algo key2 comments");
+
+ qmp_guest_ssh_add_authorized_keys(g_get_user_name(),
+ (strList *)&test_key2,
+ TRUE, TRUE,
+ &err);
+ g_assert(err == NULL);
+
+ test_authorized_keys_equal("algo key2 comments");
+
+ /* empty should clear file */
+ qmp_guest_ssh_add_authorized_keys(g_get_user_name(),
+ (strList *)NULL,
+ TRUE, TRUE,
+ &err);
+ g_assert(err == NULL);
+
+ test_authorized_keys_equal("");
+}
+
+static void
test_remove_keys(void)
{
Error *err = NULL;
@@ -393,6 +435,7 @@ int main(int argc, char *argv[])
g_test_add_func("/qga/ssh/invalid_user", test_invalid_user);
g_test_add_func("/qga/ssh/invalid_key", test_invalid_key);
g_test_add_func("/qga/ssh/add_keys", test_add_keys);
+ g_test_add_func("/qga/ssh/add_reset_keys", test_add_reset_keys);
g_test_add_func("/qga/ssh/remove_keys", test_remove_keys);
return g_test_run();