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From 95653f8aa03f44fff011ac1c04c1dac8b460687c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pavel=20B=C5=99ezina?= <pbrezina@redhat.com>
Date: Thu, 17 Dec 2015 13:24:39 +0100
Subject: [PATCH 17/49] SUDO: move code shared between ldap and ipa to separate
module
Reviewed-by: Sumit Bose <sbose@redhat.com>
(cherry picked from commit 85feb8d77a2c832787880944e02104846c4d5376)
---
Makefile.am | 2 +
src/providers/ldap/sdap_async_sudo.c | 31 +------
src/providers/ldap/sdap_sudo_refresh.c | 87 ++-----------------
src/providers/ldap/sdap_sudo_shared.c | 149 +++++++++++++++++++++++++++++++++
src/providers/ldap/sdap_sudo_shared.h | 40 +++++++++
5 files changed, 199 insertions(+), 110 deletions(-)
create mode 100644 src/providers/ldap/sdap_sudo_shared.c
create mode 100644 src/providers/ldap/sdap_sudo_shared.h
diff --git a/Makefile.am b/Makefile.am
index 29dd73edf3e6770e4280945f69c9d266f3d8c4c4..8b57640cacd0e1f30f3d1270a92521c55ba0e026 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -619,6 +619,7 @@ dist_noinst_HEADERS = \
src/providers/ldap/sdap_async.h \
src/providers/ldap/sdap_async_private.h \
src/providers/ldap/sdap_sudo.h \
+ src/providers/ldap/sdap_sudo_shared.h \
src/providers/ldap/sdap_autofs.h \
src/providers/ldap/sdap_id_op.h \
src/providers/ldap/ldap_opts.h \
@@ -2861,6 +2862,7 @@ libsss_ldap_common_la_SOURCES += \
src/providers/ldap/sdap_async_sudo.c \
src/providers/ldap/sdap_async_sudo_hostinfo.c \
src/providers/ldap/sdap_sudo_refresh.c \
+ src/providers/ldap/sdap_sudo_shared.c \
src/providers/ldap/sdap_sudo.c
endif
diff --git a/src/providers/ldap/sdap_async_sudo.c b/src/providers/ldap/sdap_async_sudo.c
index 2fcfa4aec5d4d53f26d40395e99bdce1b41710d4..d26d00f47a5c1fa02705a09c1d3ce02a4d5788a8 100644
--- a/src/providers/ldap/sdap_async_sudo.c
+++ b/src/providers/ldap/sdap_async_sudo.c
@@ -31,6 +31,7 @@
#include "providers/ldap/sdap.h"
#include "providers/ldap/sdap_ops.h"
#include "providers/ldap/sdap_sudo.h"
+#include "providers/ldap/sdap_sudo_shared.h"
#include "db/sysdb_sudo.h"
struct sdap_sudo_load_sudoers_state {
@@ -135,36 +136,6 @@ static int sdap_sudo_load_sudoers_recv(struct tevent_req *req,
return EOK;
}
-static void sdap_sudo_set_usn(struct sdap_server_opts *srv_opts, char *usn)
-{
- unsigned int usn_number;
- char *endptr = NULL;
-
- if (srv_opts == NULL) {
- DEBUG(SSSDBG_TRACE_FUNC, "Bug: srv_opts is NULL\n");
- return;
- }
-
- if (usn == NULL) {
- DEBUG(SSSDBG_TRACE_FUNC, "Bug: usn is NULL\n");
- return;
- }
-
- if (sysdb_compare_usn(usn, srv_opts->max_sudo_value) > 0) {
- talloc_zfree(srv_opts->max_sudo_value);
- srv_opts->max_sudo_value = talloc_steal(srv_opts, usn);
- }
-
- usn_number = strtoul(usn, &endptr, 10);
- if ((endptr == NULL || (*endptr == '\0' && endptr != usn))
- && (usn_number > srv_opts->last_usn)) {
- srv_opts->last_usn = usn_number;
- }
-
- DEBUG(SSSDBG_FUNC_DATA, "SUDO higher USN value: [%s]\n",
- srv_opts->max_sudo_value);
-}
-
static char *sdap_sudo_build_host_filter(TALLOC_CTX *mem_ctx,
struct sdap_attr_map *map,
char **hostnames,
diff --git a/src/providers/ldap/sdap_sudo_refresh.c b/src/providers/ldap/sdap_sudo_refresh.c
index e3df8f1c5071518af1d1f10cf0e3a19301f78640..5697818ce71240468d2bcaa8af7994ca6b8ea3ef 100644
--- a/src/providers/ldap/sdap_sudo_refresh.c
+++ b/src/providers/ldap/sdap_sudo_refresh.c
@@ -25,6 +25,7 @@
#include "util/util.h"
#include "providers/dp_ptask.h"
#include "providers/ldap/sdap_sudo.h"
+#include "providers/ldap/sdap_sudo_shared.h"
#include "db/sysdb_sudo.h"
struct sdap_sudo_full_refresh_state {
@@ -469,84 +470,10 @@ sdap_sudo_ptask_smart_refresh_recv(struct tevent_req *req)
errno_t
sdap_sudo_ptask_setup(struct be_ctx *be_ctx, struct sdap_sudo_ctx *sudo_ctx)
{
- struct dp_option *opts = sudo_ctx->id_ctx->opts->basic;
- time_t smart;
- time_t full;
- time_t delay;
- time_t last_refresh;
- errno_t ret;
-
- smart = dp_opt_get_int(opts, SDAP_SUDO_SMART_REFRESH_INTERVAL);
- full = dp_opt_get_int(opts, SDAP_SUDO_FULL_REFRESH_INTERVAL);
-
- if (smart == 0 && full == 0) {
- /* We don't allow both types to be disabled. At least smart refresh
- * needs to be enabled. In this case smart refresh will catch up new
- * and modified rules and deleted rules are caught when expired. */
- smart = opts[SDAP_SUDO_SMART_REFRESH_INTERVAL].def_val.number;
-
- DEBUG(SSSDBG_CONF_SETTINGS, "At least smart refresh needs to be "
- "enabled. Setting smart refresh interval to default value "
- "(%ld) seconds.\n", smart);
- } else if (full <= smart) {
- /* In this case it does not make any sense to run smart refresh. */
- smart = 0;
-
- DEBUG(SSSDBG_CONF_SETTINGS, "Smart refresh interval has to be lower "
- "than full refresh interval. Periodical smart refresh will be "
- "disabled.\n");
- }
-
- ret = sysdb_sudo_get_last_full_refresh(be_ctx->domain, &last_refresh);
- if (ret != EOK) {
- DEBUG(SSSDBG_MINOR_FAILURE, "Unable to obtain time of last full "
- "refresh. Assuming none was performed so far.\n");
- last_refresh = 0;
- }
-
- if (last_refresh == 0) {
- /* If this is the first startup, we need to kick off an refresh
- * immediately, to close a window where clients requesting sudo
- * information won't get an immediate reply with no entries */
- delay = 0;
- } else {
- /* At least one update has previously run, so clients will get cached
- * data. We will delay the refresh so we don't slow down the startup
- * process if this is happening during system boot. */
- delay = 10;
- }
-
- /* Full refresh.
- *
- * Disable when offline and run immediately when SSSD goes back online.
- * Since we have periodical online check we don't have to run this task
- * when offline. */
- ret = be_ptask_create(be_ctx, be_ctx, full, delay, 0, 0, full,
- BE_PTASK_OFFLINE_DISABLE, 0,
- sdap_sudo_ptask_full_refresh_send,
- sdap_sudo_ptask_full_refresh_recv,
- sudo_ctx, "SUDO Full Refresh", NULL);
- if (ret != EOK) {
- DEBUG(SSSDBG_CRIT_FAILURE, "Unable to setup full refresh ptask "
- "[%d]: %s\n", ret, sss_strerror(ret));
- return ret;
- }
-
- /* Smart refresh.
- *
- * Disable when offline and reschedule normally when SSSD goes back online.
- * Since we have periodical online check we don't have to run this task
- * when offline. */
- ret = be_ptask_create(be_ctx, be_ctx, smart, delay + smart, smart, 0, smart,
- BE_PTASK_OFFLINE_DISABLE, 0,
- sdap_sudo_ptask_smart_refresh_send,
- sdap_sudo_ptask_smart_refresh_recv,
- sudo_ctx, "SUDO Smart Refresh", NULL);
- if (ret != EOK) {
- DEBUG(SSSDBG_CRIT_FAILURE, "Unable to setup smart refresh ptask "
- "[%d]: %s\n", ret, sss_strerror(ret));
- return ret;
- }
-
- return EOK;
+ return sdap_sudo_ptask_setup_generic(be_ctx, sudo_ctx->id_ctx->opts->basic,
+ sdap_sudo_ptask_full_refresh_send,
+ sdap_sudo_ptask_full_refresh_recv,
+ sdap_sudo_ptask_smart_refresh_send,
+ sdap_sudo_ptask_smart_refresh_recv,
+ sudo_ctx);
}
diff --git a/src/providers/ldap/sdap_sudo_shared.c b/src/providers/ldap/sdap_sudo_shared.c
new file mode 100644
index 0000000000000000000000000000000000000000..86a6acf4758a1d5952f28cf1847a425d1b3b40ec
--- /dev/null
+++ b/src/providers/ldap/sdap_sudo_shared.c
@@ -0,0 +1,149 @@
+/*
+ Authors:
+ Pavel Březina <pbrezina@redhat.com>
+
+ Copyright (C) 2015 Red Hat
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <errno.h>
+#include <time.h>
+#include <talloc.h>
+
+#include "util/util.h"
+#include "providers/dp_ptask.h"
+#include "providers/ldap/sdap.h"
+#include "providers/ldap/sdap_sudo_shared.h"
+#include "db/sysdb_sudo.h"
+
+errno_t
+sdap_sudo_ptask_setup_generic(struct be_ctx *be_ctx,
+ struct dp_option *opts,
+ be_ptask_send_t full_send_fn,
+ be_ptask_recv_t full_recv_fn,
+ be_ptask_send_t smart_send_fn,
+ be_ptask_recv_t smart_recv_fn,
+ void *pvt)
+{
+ time_t smart;
+ time_t full;
+ time_t delay;
+ time_t last_refresh;
+ errno_t ret;
+
+ smart = dp_opt_get_int(opts, SDAP_SUDO_SMART_REFRESH_INTERVAL);
+ full = dp_opt_get_int(opts, SDAP_SUDO_FULL_REFRESH_INTERVAL);
+
+ if (smart == 0 && full == 0) {
+ /* We don't allow both types to be disabled. At least smart refresh
+ * needs to be enabled. In this case smart refresh will catch up new
+ * and modified rules and deleted rules are caught when expired. */
+ smart = opts[SDAP_SUDO_SMART_REFRESH_INTERVAL].def_val.number;
+
+ DEBUG(SSSDBG_CONF_SETTINGS, "At least smart refresh needs to be "
+ "enabled. Setting smart refresh interval to default value "
+ "(%ld) seconds.\n", smart);
+ } else if (full <= smart) {
+ /* In this case it does not make any sense to run smart refresh. */
+ smart = 0;
+
+ DEBUG(SSSDBG_CONF_SETTINGS, "Smart refresh interval has to be lower "
+ "than full refresh interval. Periodical smart refresh will be "
+ "disabled.\n");
+ }
+
+ ret = sysdb_sudo_get_last_full_refresh(be_ctx->domain, &last_refresh);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_MINOR_FAILURE, "Unable to obtain time of last full "
+ "refresh. Assuming none was performed so far.\n");
+ last_refresh = 0;
+ }
+
+ if (last_refresh == 0) {
+ /* If this is the first startup, we need to kick off an refresh
+ * immediately, to close a window where clients requesting sudo
+ * information won't get an immediate reply with no entries */
+ delay = 0;
+ } else {
+ /* At least one update has previously run, so clients will get cached
+ * data. We will delay the refresh so we don't slow down the startup
+ * process if this is happening during system boot. */
+ delay = 10;
+ }
+
+ /* Full refresh.
+ *
+ * Disable when offline and run immediately when SSSD goes back online.
+ * Since we have periodical online check we don't have to run this task
+ * when offline. */
+ ret = be_ptask_create(be_ctx, be_ctx, full, delay, 0, 0, full,
+ BE_PTASK_OFFLINE_DISABLE, 0,
+ full_send_fn, full_recv_fn, pvt,
+ "SUDO Full Refresh", NULL);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_CRIT_FAILURE, "Unable to setup full refresh ptask "
+ "[%d]: %s\n", ret, sss_strerror(ret));
+ return ret;
+ }
+
+ /* Smart refresh.
+ *
+ * Disable when offline and reschedule normally when SSSD goes back online.
+ * Since we have periodical online check we don't have to run this task
+ * when offline. */
+ ret = be_ptask_create(be_ctx, be_ctx, smart, delay + smart, smart, 0, smart,
+ BE_PTASK_OFFLINE_DISABLE, 0,
+ smart_send_fn, smart_recv_fn, pvt,
+ "SUDO Smart Refresh", NULL);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_CRIT_FAILURE, "Unable to setup smart refresh ptask "
+ "[%d]: %s\n", ret, sss_strerror(ret));
+ return ret;
+ }
+
+ return EOK;
+}
+
+void
+sdap_sudo_set_usn(struct sdap_server_opts *srv_opts,
+ char *usn)
+{
+ unsigned int usn_number;
+ char *endptr = NULL;
+
+ if (srv_opts == NULL) {
+ DEBUG(SSSDBG_TRACE_FUNC, "Bug: srv_opts is NULL\n");
+ return;
+ }
+
+ if (usn == NULL) {
+ DEBUG(SSSDBG_TRACE_FUNC, "Bug: usn is NULL\n");
+ return;
+ }
+
+ if (sysdb_compare_usn(usn, srv_opts->max_sudo_value) > 0) {
+ talloc_zfree(srv_opts->max_sudo_value);
+ srv_opts->max_sudo_value = talloc_steal(srv_opts, usn);
+ }
+
+ usn_number = strtoul(usn, &endptr, 10);
+ if ((endptr == NULL || (*endptr == '\0' && endptr != usn))
+ && (usn_number > srv_opts->last_usn)) {
+ srv_opts->last_usn = usn_number;
+ }
+
+ DEBUG(SSSDBG_FUNC_DATA, "SUDO higher USN value: [%s]\n",
+ srv_opts->max_sudo_value);
+}
diff --git a/src/providers/ldap/sdap_sudo_shared.h b/src/providers/ldap/sdap_sudo_shared.h
new file mode 100644
index 0000000000000000000000000000000000000000..bbc6927250cf8a9b4a92eb15bad6c718c76e2f70
--- /dev/null
+++ b/src/providers/ldap/sdap_sudo_shared.h
@@ -0,0 +1,40 @@
+/*
+ Authors:
+ Pavel Březina <pbrezina@redhat.com>
+
+ Copyright (C) 2015 Red Hat
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _SDAP_SUDO_SHARED_H_
+#define _SDAP_SUDO_SHARED_H_
+
+#include "providers/dp_backend.h"
+#include "providers/dp_ptask.h"
+
+errno_t
+sdap_sudo_ptask_setup_generic(struct be_ctx *be_ctx,
+ struct dp_option *opts,
+ be_ptask_send_t full_send_fn,
+ be_ptask_recv_t full_recv_fn,
+ be_ptask_send_t smart_send_fn,
+ be_ptask_recv_t smart_recv_fn,
+ void *pvt);
+
+void
+sdap_sudo_set_usn(struct sdap_server_opts *srv_opts,
+ char *usn);
+
+#endif /* _SDAP_SUDO_SHARED_H_ */
--
2.5.0
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