diff options
Diffstat (limited to 'src/pop3/pop3-settings.c')
| -rw-r--r-- | src/pop3/pop3-settings.c | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/pop3/pop3-settings.c b/src/pop3/pop3-settings.c new file mode 100644 index 0000000..0606dc8 --- /dev/null +++ b/src/pop3/pop3-settings.c @@ -0,0 +1,184 @@ +/* Copyright (c) 2005-2018 Dovecot authors, see the included COPYING file */ + +#include "lib.h" +#include "buffer.h" +#include "settings-parser.h" +#include "service-settings.h" +#include "mail-storage-settings.h" +#include "pop3-settings.h" + +#include <stddef.h> +#include <unistd.h> + +static bool pop3_settings_verify(void *_set, pool_t pool, + const char **error_r); + +/* <settings checks> */ +static struct file_listener_settings pop3_unix_listeners_array[] = { + { "login/pop3", 0666, "", "" } +}; +static struct file_listener_settings *pop3_unix_listeners[] = { + &pop3_unix_listeners_array[0] +}; +static buffer_t pop3_unix_listeners_buf = { + { { pop3_unix_listeners, sizeof(pop3_unix_listeners) } } +}; +/* </settings checks> */ + +struct service_settings pop3_service_settings = { + .name = "pop3", + .protocol = "pop3", + .type = "", + .executable = "pop3", + .user = "", + .group = "", + .privileged_group = "", + .extra_groups = "$default_internal_group", + .chroot = "", + + .drop_priv_before_exec = FALSE, + + .process_min_avail = 0, + .process_limit = 1024, + .client_limit = 1, + .service_count = 1, + .idle_kill = 0, + .vsz_limit = UOFF_T_MAX, + + .unix_listeners = { { &pop3_unix_listeners_buf, + sizeof(pop3_unix_listeners[0]) } }, + .fifo_listeners = ARRAY_INIT, + .inet_listeners = ARRAY_INIT +}; + +#undef DEF +#undef DEFLIST +#define DEF(type, name) \ + SETTING_DEFINE_STRUCT_##type(#name, name, struct pop3_settings) +#define DEFLIST(field, name, defines) \ + { .type = SET_DEFLIST, .key = name, \ + .offset = offsetof(struct pop3_settings, field), \ + .list_info = defines } + +static const struct setting_define pop3_setting_defines[] = { + DEF(BOOL, verbose_proctitle), + DEF(STR_VARS, rawlog_dir), + + DEF(BOOL, pop3_no_flag_updates), + DEF(BOOL, pop3_enable_last), + DEF(BOOL, pop3_reuse_xuidl), + DEF(BOOL, pop3_save_uidl), + DEF(BOOL, pop3_lock_session), + DEF(BOOL, pop3_fast_size_lookups), + DEF(STR, pop3_client_workarounds), + DEF(STR, pop3_logout_format), + DEF(ENUM, pop3_uidl_duplicates), + DEF(STR, pop3_deleted_flag), + DEF(ENUM, pop3_delete_type), + + SETTING_DEFINE_LIST_END +}; + +static const struct pop3_settings pop3_default_settings = { + .verbose_proctitle = FALSE, + .rawlog_dir = "", + + .pop3_no_flag_updates = FALSE, + .pop3_enable_last = FALSE, + .pop3_reuse_xuidl = FALSE, + .pop3_save_uidl = FALSE, + .pop3_lock_session = FALSE, + .pop3_fast_size_lookups = FALSE, + .pop3_client_workarounds = "", + .pop3_logout_format = "top=%t/%p, retr=%r/%b, del=%d/%m, size=%s", + .pop3_uidl_duplicates = "allow:rename", + .pop3_deleted_flag = "", + .pop3_delete_type = "default:expunge:flag" +}; + +static const struct setting_parser_info *pop3_setting_dependencies[] = { + &mail_user_setting_parser_info, + NULL +}; + +const struct setting_parser_info pop3_setting_parser_info = { + .module_name = "pop3", + .defines = pop3_setting_defines, + .defaults = &pop3_default_settings, + + .type_offset = SIZE_MAX, + .struct_size = sizeof(struct pop3_settings), + + .parent_offset = SIZE_MAX, + + .check_func = pop3_settings_verify, + .dependencies = pop3_setting_dependencies +}; + +/* <settings checks> */ +struct pop3_client_workaround_list { + const char *name; + enum pop3_client_workarounds num; +}; + +static const struct pop3_client_workaround_list pop3_client_workaround_list[] = { + { "outlook-no-nuls", WORKAROUND_OUTLOOK_NO_NULS }, + { "oe-ns-eoh", WORKAROUND_OE_NS_EOH }, + { NULL, 0 } +}; + +static int +pop3_settings_parse_workarounds(struct pop3_settings *set, + const char **error_r) +{ + enum pop3_client_workarounds client_workarounds = 0; + const struct pop3_client_workaround_list *list; + const char *const *str; + + str = t_strsplit_spaces(set->pop3_client_workarounds, " ,"); + for (; *str != NULL; str++) { + list = pop3_client_workaround_list; + for (; list->name != NULL; list++) { + if (strcasecmp(*str, list->name) == 0) { + client_workarounds |= list->num; + break; + } + } + if (list->name == NULL) { + *error_r = t_strdup_printf("pop3_client_workarounds: " + "Unknown workaround: %s", *str); + return -1; + } + } + set->parsed_workarounds = client_workarounds; + return 0; +} + +static bool +pop3_settings_verify(void *_set, pool_t pool ATTR_UNUSED, const char **error_r) +{ + struct pop3_settings *set = _set; + + if (pop3_settings_parse_workarounds(set, error_r) < 0) + return FALSE; + if (strcmp(set->pop3_delete_type, "default") == 0) { + if (set->pop3_deleted_flag[0] == '\0') + set->parsed_delete_type = POP3_DELETE_TYPE_EXPUNGE; + else + set->parsed_delete_type = POP3_DELETE_TYPE_FLAG; + } else if (strcmp(set->pop3_delete_type, "expunge") == 0) { + set->parsed_delete_type = POP3_DELETE_TYPE_EXPUNGE; + } else if (strcmp(set->pop3_delete_type, "flag") == 0) { + if (set->pop3_deleted_flag[0] == '\0') { + *error_r = "pop3_delete_type=flag, but pop3_deleted_flag not set"; + return FALSE; + } + set->parsed_delete_type = POP3_DELETE_TYPE_FLAG; + } else { + *error_r = t_strdup_printf("pop3_delete_type: Unknown value '%s'", + set->pop3_delete_type); + return FALSE; + } + return TRUE; +} +/* </settings checks> */ |