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keyfile: refactor setting default ID/UUID in nm_keyfile_read()

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Split out the functionality for auto-detecting the ID and UUID of
a connection. First of all, nm_keyfile_read() is already overcomplicated.
The next commit will require the caller to explicitly call these
functions.
This commit is contained in:
Thomas Haller 2018-10-02 19:44:31 +02:00
parent 2e5985f2e9
commit 02c8844178
2 changed files with 51 additions and 14 deletions
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6
libnm-core/nm-keyfile-internal.h
View file

@ -101,6 +101,12 @@ NMConnection *nm_keyfile_read (GKeyFile *keyfile,
void *user_data,
GError **error);
gboolean nm_keyfile_read_ensure_id (NMConnection *connection,
const char *fallback_id);
gboolean nm_keyfile_read_ensure_uuid (NMConnection *connection,
const char *fallback_uuid_seed);
/*****************************************************************************/
typedef enum {

59
libnm-core/nm-keyfile.c
View file

@ -2812,6 +2812,46 @@ read_vpn_secrets (KeyfileReaderInfo *info, NMSettingVpn *s_vpn)
}
}
gboolean
nm_keyfile_read_ensure_id (NMConnection *connection,
const char *fallback_id)
{
NMSettingConnection *s_con;
g_return_val_if_fail (NM_IS_CONNECTION (connection), FALSE);
g_return_val_if_fail (fallback_id, FALSE);
s_con = nm_connection_get_setting_connection (connection);
g_return_val_if_fail (NM_IS_SETTING_CONNECTION (s_con), FALSE);
if (nm_setting_connection_get_id (s_con))
return FALSE;
g_object_set (s_con, NM_SETTING_CONNECTION_ID, fallback_id, NULL);
return TRUE;
}
gboolean
nm_keyfile_read_ensure_uuid (NMConnection *connection,
const char *fallback_uuid_seed)
{
NMSettingConnection *s_con;
gs_free char *hashed_uuid = NULL;
g_return_val_if_fail (NM_IS_CONNECTION (connection), FALSE);
g_return_val_if_fail (fallback_uuid_seed, FALSE);
s_con = nm_connection_get_setting_connection (connection);
g_return_val_if_fail (NM_IS_SETTING_CONNECTION (s_con), FALSE);
if (nm_setting_connection_get_uuid (s_con))
return FALSE;
hashed_uuid = _nm_utils_uuid_generate_from_strings ("keyfile", fallback_uuid_seed, NULL);
g_object_set (s_con, NM_SETTING_CONNECTION_UUID, hashed_uuid, NULL);
return TRUE;
}
/**
* nm_keyfile_read:
* @keyfile: the keyfile from which to create the connection
@ -2902,23 +2942,14 @@ nm_keyfile_read (GKeyFile *keyfile,
nm_connection_add_setting (connection, NM_SETTING (s_con));
}
/* Make sure that we have 'id' even if not explicitly specified in the keyfile */
if ( keyfile_name
&& !nm_setting_connection_get_id (s_con)) {
gs_free char *base_name = NULL;
if (keyfile_name) {
gs_free char *basename = g_path_get_basename (keyfile_name);
base_name = g_path_get_basename (keyfile_name);
g_object_set (s_con, NM_SETTING_CONNECTION_ID, base_name, NULL);
nm_keyfile_read_ensure_id (connection, basename);
}
/* Make sure that we have 'uuid' even if not explicitly specified in the keyfile */
if ( keyfile_name
&& !nm_setting_connection_get_uuid (s_con)) {
gs_free char *hashed_uuid = NULL;
hashed_uuid = _nm_utils_uuid_generate_from_strings ("keyfile", keyfile_name, NULL);
g_object_set (s_con, NM_SETTING_CONNECTION_UUID, hashed_uuid, NULL);
}
if (keyfile_name)
nm_keyfile_read_ensure_uuid (connection, keyfile_name);
/* Make sure that we have 'interface-name' even if it was specified in the
* "wrong" (ie, deprecated) group.