diff options
Diffstat (limited to 'src/backend/plugins/config-sysconfig/config-sysconfig.c')
| -rw-r--r-- | src/backend/plugins/config-sysconfig/config-sysconfig.c | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/src/backend/plugins/config-sysconfig/config-sysconfig.c b/src/backend/plugins/config-sysconfig/config-sysconfig.c new file mode 100644 index 0000000..c640f1c --- /dev/null +++ b/src/backend/plugins/config-sysconfig/config-sysconfig.c @@ -0,0 +1,252 @@ +/* config-sysconfig.c + * + * Copyright 2023 The Libproxy Team + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * SPDX-License-Identifier: LGPL-2.1-or-later + */ + +#include <gio/gio.h> + +#include "config-sysconfig.h" + +#include "px-manager.h" +#include "px-plugin-config.h" + +struct _PxConfigSysConfig { + GObject parent_instance; + GFileMonitor *monitor; + + char *config_file; + gboolean available; + + gboolean proxy_enabled; + char *https_proxy; + char *http_proxy; + char *ftp_proxy; + GStrv no_proxy; +}; + +static void px_config_iface_init (PxConfigInterface *iface); + +G_DEFINE_FINAL_TYPE_WITH_CODE (PxConfigSysConfig, + px_config_sysconfig, + G_TYPE_OBJECT, + G_IMPLEMENT_INTERFACE (PX_TYPE_CONFIG, px_config_iface_init)) + +enum { + PROP_0, + PROP_CONFIG_OPTION +}; + +static void px_config_sysconfig_set_config_file (PxConfigSysConfig *self, + const char *config_file); + +static void +on_file_changed (GFileMonitor *monitor, + GFile *file, + GFile *other_file, + GFileMonitorEvent event_type, + gpointer user_data) +{ + PxConfigSysConfig *self = PX_CONFIG_SYSCONFIG (user_data); + + g_debug ("%s: Reloading configuration", __FUNCTION__); + px_config_sysconfig_set_config_file (self, g_file_get_path (file)); +} + +static +void +px_config_sysconfig_set_config_file (PxConfigSysConfig *self, + const char *config_file) +{ + g_autofree char *config = NULL; + g_autoptr (GFile) file = NULL; + g_autoptr (GError) error = NULL; + g_autoptr (GFileInputStream) istr = NULL; + g_autoptr (GDataInputStream) dstr = NULL; + char *line = NULL; + + g_clear_pointer (&self->config_file, g_free); + self->config_file = g_strdup (config_file ? config_file : "/etc/sysconfig/proxy"); + self->available = FALSE; + + file = g_file_new_for_path (self->config_file); + if (!file) { + g_debug ("%s: Could not create file for %s", __FUNCTION__, self->config_file); + return; + } + + istr = g_file_read (file, NULL, NULL); + if (!istr) { + g_debug ("%s: Could not read file %s", __FUNCTION__, self->config_file); + return; + } + + dstr = g_data_input_stream_new (G_INPUT_STREAM (istr)); + if (!dstr) + return; + + g_clear_object (&self->monitor); + self->monitor = g_file_monitor (file, G_FILE_MONITOR_NONE, NULL, &error); + if (!self->monitor) + g_warning ("Could not add a file monitor for %s, error: %s", g_file_get_uri (file), error->message); + else + g_signal_connect_object (G_OBJECT (self->monitor), "changed", G_CALLBACK (on_file_changed), self, 0); + + do { + g_clear_pointer (&line, g_free); + + line = g_data_input_stream_read_line (dstr, NULL, NULL, &error); + if (line) { + g_auto (GStrv) kv = NULL; + g_autoptr (GString) value = NULL; + kv = g_strsplit (line, "=", -1); + + if (g_strv_length (kv) != 2) + continue; + + value = g_string_new (kv[1]); + g_string_replace (value, "\"", "", 0); + g_string_replace (value, "\r", "", 0); + + if (strcmp (kv[0], "PROXY_ENABLED") == 0) { + self->proxy_enabled = g_ascii_strncasecmp (value->str, "yes", 3) == 0; + } else if (strcmp (kv[0], "HTTPS_PROXY") == 0) { + self->https_proxy = g_strdup (value->str); + } else if (strcmp (kv[0], "HTTP_PROXY") == 0) { + self->http_proxy = g_strdup (value->str); + } else if (strcmp (kv[0], "FTP_PROXY") == 0) { + self->ftp_proxy = g_strdup (value->str); + } else if (strcmp (kv[0], "NO_PROXY") == 0) { + g_autofree char *tmp = g_strdup (value->str); + self->no_proxy = g_strsplit (tmp, ",", -1); + } + } + } while (line); + + self->available = TRUE; +} + +static void +px_config_sysconfig_init (PxConfigSysConfig *self) +{ +} + +static void +px_config_sysconfig_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + PxConfigSysConfig *config = PX_CONFIG_SYSCONFIG (object); + + switch (prop_id) { + case PROP_CONFIG_OPTION: + px_config_sysconfig_set_config_file (config, g_value_dup_string (value)); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +px_config_sysconfig_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + PxConfigSysConfig *config = PX_CONFIG_SYSCONFIG (object); + + switch (prop_id) { + case PROP_CONFIG_OPTION: + g_value_set_string (value, config->config_file); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +px_config_sysconfig_dispose (GObject *object) +{ + PxConfigSysConfig *self = PX_CONFIG_SYSCONFIG (object); + + g_clear_object (&self->monitor); + g_clear_pointer (&self->no_proxy, g_strfreev); + + G_OBJECT_CLASS (px_config_sysconfig_parent_class)->dispose (object); +} + +static void +px_config_sysconfig_class_init (PxConfigSysConfigClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->dispose = px_config_sysconfig_dispose; + object_class->set_property = px_config_sysconfig_set_property; + object_class->get_property = px_config_sysconfig_get_property; + + g_object_class_override_property (object_class, PROP_CONFIG_OPTION, "config-option"); +} + +static gboolean +px_config_sysconfig_is_available (PxConfig *config) +{ + PxConfigSysConfig *self = PX_CONFIG_SYSCONFIG (config); + + return self->available; +} + +static void +px_config_sysconfig_get_config (PxConfig *config, + GUri *uri, + GStrvBuilder *builder) +{ + PxConfigSysConfig *self = PX_CONFIG_SYSCONFIG (config); + const char *scheme = g_uri_get_scheme (uri); + g_autofree char *proxy = NULL; + + if (!self->proxy_enabled) + return; + + if (px_manager_is_ignore (uri, self->no_proxy)) + return; + + if (g_strcmp0 (scheme, "ftp") == 0) { + proxy = g_strdup (self->ftp_proxy); + } else if (g_strcmp0 (scheme, "https") == 0) { + proxy = g_strdup (self->https_proxy); + } else if (g_strcmp0 (scheme, "http") == 0) { + proxy = g_strdup (self->http_proxy); + } + + if (proxy) + px_strv_builder_add_proxy (builder, proxy); +} + +static void +px_config_iface_init (PxConfigInterface *iface) +{ + iface->name = "config-sysconfig"; + iface->priority = PX_CONFIG_PRIORITY_LAST; + iface->is_available = px_config_sysconfig_is_available; + iface->get_config = px_config_sysconfig_get_config; +} |