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authorJakub Hrozek <jhrozek@redhat.com>2012-02-23 14:49:38 +0100
committerStephen Gallagher <sgallagh@redhat.com>2012-02-23 20:53:46 -0500
commit5dfb1257f62839eea1c31669cf3bbcb114c22183 (patch)
tree7b90878c3e8c6296ac237b166201ecb3e7bc7728
parenta4421a4261f73718e6b4c18c7bb9f020255e15c7 (diff)
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AUTOFS: Invoke implicit setautomntent if needed
https://fedorahosted.org/sssd/ticket/1167
-rw-r--r--src/responder/autofs/autofs_private.h2
-rw-r--r--src/responder/autofs/autofssrv_cmd.c199
2 files changed, 156 insertions, 45 deletions
diff --git a/src/responder/autofs/autofs_private.h b/src/responder/autofs/autofs_private.h
index 753089d2..b29b3bb0 100644
--- a/src/responder/autofs/autofs_private.h
+++ b/src/responder/autofs/autofs_private.h
@@ -37,6 +37,8 @@ struct autofs_ctx {
struct autofs_cmd_ctx {
struct cli_ctx *cctx;
char *mapname;
+ char *key;
+ uint32_t cursor;
bool check_next;
};
diff --git a/src/responder/autofs/autofssrv_cmd.c b/src/responder/autofs/autofssrv_cmd.c
index 2be87290..58ffce1a 100644
--- a/src/responder/autofs/autofssrv_cmd.c
+++ b/src/responder/autofs/autofssrv_cmd.c
@@ -127,7 +127,7 @@ set_autofs_map(struct autofs_ctx *actx,
int hret;
if (map->mapname == NULL) {
- DEBUG(SSSDBG_CRIT_FAILURE, ("Missing netgroup name.\n"));
+ DEBUG(SSSDBG_CRIT_FAILURE, ("Missing autofs map name.\n"));
return EINVAL;
}
@@ -161,7 +161,7 @@ autofs_map_hash_remove(TALLOC_CTX *ctx)
key.type = HASH_KEY_STRING;
key.str = map->mapname;
- /* Remove the netgroup result object from the lookup table */
+ /* Remove the autofs map result object from the lookup table */
hret = hash_delete(map->map_table, &key);
if (hret != HASH_SUCCESS) {
DEBUG(SSSDBG_CRIT_FAILURE,
@@ -219,7 +219,8 @@ sss_autofs_cmd_setautomntent(struct cli_ctx *client)
req = setautomntent_send(cmdctx, rawname, cmdctx);
if (!req) {
- DEBUG(0, ("Fatal error calling setautomntent_send\n"));
+ DEBUG(SSSDBG_CRIT_FAILURE,
+ ("Fatal error calling setautomntent_send\n"));
ret = EIO;
goto done;
}
@@ -814,6 +815,8 @@ static errno_t
getautomntent_process(struct autofs_cmd_ctx *cmdctx,
struct autofs_map_ctx *map,
uint32_t cursor);
+static void
+getautomntent_implicit_done(struct tevent_req *req);
static int
sss_autofs_cmd_getautomntent(struct cli_ctx *client)
@@ -825,9 +828,8 @@ sss_autofs_cmd_getautomntent(struct cli_ctx *client)
size_t blen;
errno_t ret;
uint32_t namelen;
- char *name;
- uint32_t cursor;
size_t c = 0;
+ struct tevent_req *req;
DEBUG(SSSDBG_TRACE_INTERNAL, ("sss_autofs_cmd_getautomntent\n"));
@@ -853,30 +855,37 @@ sss_autofs_cmd_getautomntent(struct cli_ctx *client)
goto done;
}
- name = (char *) body+c;
+ cmdctx->mapname = (char *) body+c;
/* if not null-terminated fail */
- if (name[namelen] != '\0') {
+ if (cmdctx->mapname[namelen] != '\0') {
ret = EINVAL;
goto done;
}
/* If the name isn't valid UTF-8, fail */
- if (!sss_utf8_check((const uint8_t *) name, namelen -1)) {
+ if (!sss_utf8_check((const uint8_t *) cmdctx->mapname, namelen -1)) {
ret = EINVAL;
goto done;
}
- SAFEALIGN_COPY_UINT32_CHECK(&cursor, body+c+namelen+1, blen, &c);
+ SAFEALIGN_COPY_UINT32_CHECK(&cmdctx->cursor, body+c+namelen+1, blen, &c);
DEBUG(SSSDBG_TRACE_FUNC,
- ("Requested data of map %s cursor %d\n", name, cursor));
+ ("Requested data of map %s cursor %d\n", cmdctx->mapname, cmdctx->cursor));
- ret = get_autofs_map(actx, name, &map);
+ ret = get_autofs_map(actx, cmdctx->mapname, &map);
if (ret == ENOENT) {
- /* FIXME */
- DEBUG(SSSDBG_MINOR_FAILURE,
- ("implicit setautomntent not yet implemented\n"));
+ DEBUG(SSSDBG_TRACE_FUNC, ("Performing implicit setautomntent\n"));
+ req = setautomntent_send(cmdctx, cmdctx->mapname, cmdctx);
+ if (req == NULL) {
+ DEBUG(SSSDBG_CRIT_FAILURE, ("setautomntent_send failed\n"));
+ ret = EIO;
+ goto done;
+ }
+
+ tevent_req_set_callback(req, getautomntent_implicit_done, cmdctx);
+ ret = EOK;
goto done;
} else if (ret != EOK) {
DEBUG(SSSDBG_OP_FAILURE,
@@ -886,10 +895,16 @@ sss_autofs_cmd_getautomntent(struct cli_ctx *client)
}
if (map->ready == false) {
- /* FIXME */
- DEBUG(SSSDBG_MINOR_FAILURE,
- ("implicit setautomntent not yet implemented\n"));
- ret = ENOENT;
+ DEBUG(SSSDBG_TRACE_FUNC, ("Performing implicit setautomntent\n"));
+ req = setautomntent_send(cmdctx, cmdctx->mapname, cmdctx);
+ if (req == NULL) {
+ DEBUG(SSSDBG_CRIT_FAILURE, ("setautomntent_send failed\n"));
+ ret = EIO;
+ goto done;
+ }
+
+ tevent_req_set_callback(req, getautomntent_implicit_done, cmdctx);
+ ret = EOK;
goto done;
} else if (map->found == false) {
DEBUG(SSSDBG_TRACE_FUNC, ("negative cache hit\n"));
@@ -900,12 +915,52 @@ sss_autofs_cmd_getautomntent(struct cli_ctx *client)
DEBUG(SSSDBG_TRACE_INTERNAL,
("returning entries for [%s]\n", map->mapname));
- ret = getautomntent_process(cmdctx, map, cursor);
+ ret = getautomntent_process(cmdctx, map, cmdctx->cursor);
done:
return autofs_cmd_done(cmdctx, ret);
}
+static void
+getautomntent_implicit_done(struct tevent_req *req)
+{
+ errno_t ret;
+ struct autofs_map_ctx *map;
+ struct autofs_cmd_ctx *cmdctx =
+ tevent_req_callback_data(req, struct autofs_cmd_ctx);
+ struct autofs_ctx *actx =
+ talloc_get_type(cmdctx->cctx->rctx->pvt_ctx, struct autofs_ctx);
+
+ ret = setautomntent_recv(req);
+ talloc_zfree(req);
+ if (ret != EOK) {
+ if (ret != ENOENT) {
+ DEBUG(SSSDBG_CRIT_FAILURE, ("setautomntent_recv failed\n"));
+ } else {
+ DEBUG(SSSDBG_MINOR_FAILURE, ("No such map\n"));
+ }
+ goto done;
+ }
+
+ ret = get_autofs_map(actx, cmdctx->mapname, &map);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_CRIT_FAILURE,
+ ("Cannot get map after setautomntent succeeded?\n"));
+ goto done;
+ }
+
+ if (map->ready == false) {
+ DEBUG(SSSDBG_CRIT_FAILURE,
+ ("Map not ready after setautomntent succeeded\n"));
+ goto done;
+ }
+
+ ret = getautomntent_process(cmdctx, map, cmdctx->cursor);
+done:
+ autofs_cmd_done(cmdctx, ret);
+ return;
+}
+
static errno_t
getautomntent_process(struct autofs_cmd_ctx *cmdctx,
struct autofs_map_ctx *map,
@@ -989,9 +1044,11 @@ done:
}
static errno_t
-getautomnbyname_process(struct autofs_cmd_ctx *cmdctx,
- struct autofs_map_ctx *map,
- const char *key);
+getautomntbyname_process(struct autofs_cmd_ctx *cmdctx,
+ struct autofs_map_ctx *map,
+ const char *key);
+static void
+getautomntbyname_implicit_done(struct tevent_req *req);
static int
sss_autofs_cmd_getautomntbyname(struct cli_ctx *client)
@@ -1003,12 +1060,11 @@ sss_autofs_cmd_getautomntbyname(struct cli_ctx *client)
uint8_t *body;
size_t blen;
uint32_t namelen;
- char *name;
uint32_t keylen;
- char *key;
size_t c = 0;
+ struct tevent_req *req;
- DEBUG(SSSDBG_TRACE_INTERNAL, ("sss_autofs_cmd_getautomnbyname\n"));
+ DEBUG(SSSDBG_TRACE_INTERNAL, ("sss_autofs_cmd_getautomntbyname\n"));
cmdctx = talloc_zero(client, struct autofs_cmd_ctx);
if (!cmdctx) {
@@ -1033,16 +1089,16 @@ sss_autofs_cmd_getautomntbyname(struct cli_ctx *client)
goto done;
}
- name = (char *) body+c;
+ cmdctx->mapname = (char *) body+c;
/* if not null-terminated fail */
- if (name[namelen] != '\0') {
+ if (cmdctx->mapname[namelen] != '\0') {
ret = EINVAL;
goto done;
}
/* If the name isn't valid UTF-8, fail */
- if (!sss_utf8_check((const uint8_t *) name, namelen -1)) {
+ if (!sss_utf8_check((const uint8_t *) cmdctx->mapname, namelen -1)) {
ret = EINVAL;
goto done;
}
@@ -1057,28 +1113,35 @@ sss_autofs_cmd_getautomntbyname(struct cli_ctx *client)
goto done;
}
- key = (char *) body+c;
+ cmdctx->key = (char *) body+c;
/* if not null-terminated fail */
- if (key[keylen] != '\0') {
+ if (cmdctx->key[keylen] != '\0') {
ret = EINVAL;
goto done;
}
/* If the key isn't valid UTF-8, fail */
- if (!sss_utf8_check((const uint8_t *) key, keylen -1)) {
+ if (!sss_utf8_check((const uint8_t *) cmdctx->key, keylen -1)) {
ret = EINVAL;
goto done;
}
DEBUG(SSSDBG_TRACE_FUNC,
- ("Requested data of map %s key %s\n", name, key));
+ ("Requested data of map %s key %s\n", cmdctx->mapname, cmdctx->key));
- ret = get_autofs_map(actx, name, &map);
+ ret = get_autofs_map(actx, cmdctx->mapname, &map);
if (ret == ENOENT) {
- /* FIXME */
- DEBUG(SSSDBG_MINOR_FAILURE,
- ("implicit setautomntent not yet implemented\n"));
+ DEBUG(SSSDBG_TRACE_FUNC, ("Performing implicit setautomntent\n"));
+ req = setautomntent_send(cmdctx, cmdctx->mapname, cmdctx);
+ if (req == NULL) {
+ DEBUG(SSSDBG_CRIT_FAILURE, ("setautomntent_send failed\n"));
+ ret = EIO;
+ goto done;
+ }
+
+ tevent_req_set_callback(req, getautomntbyname_implicit_done, cmdctx);
+ ret = EOK;
goto done;
} else if (ret != EOK) {
DEBUG(SSSDBG_OP_FAILURE,
@@ -1088,10 +1151,16 @@ sss_autofs_cmd_getautomntbyname(struct cli_ctx *client)
}
if (map->ready == false) {
- /* FIXME */
- DEBUG(SSSDBG_MINOR_FAILURE,
- ("implicit setautomntent not yet implemented\n"));
- ret = ENOENT;
+ DEBUG(SSSDBG_TRACE_FUNC, ("Performing implicit setautomntent\n"));
+ req = setautomntent_send(cmdctx, cmdctx->mapname, cmdctx);
+ if (req == NULL) {
+ DEBUG(SSSDBG_CRIT_FAILURE, ("setautomntent_send failed\n"));
+ ret = EIO;
+ goto done;
+ }
+
+ tevent_req_set_callback(req, getautomntbyname_implicit_done, cmdctx);
+ ret = EOK;
goto done;
} else if (map->found == false) {
DEBUG(SSSDBG_TRACE_FUNC, ("negative cache hit\n"));
@@ -1100,18 +1169,58 @@ sss_autofs_cmd_getautomntbyname(struct cli_ctx *client)
}
DEBUG(SSSDBG_TRACE_INTERNAL,
- ("Looking up value for [%s] in [%s]\n", key, map->mapname));
+ ("Looking up value for [%s] in [%s]\n", cmdctx->key, map->mapname));
- ret = getautomnbyname_process(cmdctx, map, key);
+ ret = getautomntbyname_process(cmdctx, map, cmdctx->key);
done:
return autofs_cmd_done(cmdctx, ret);
}
+static void
+getautomntbyname_implicit_done(struct tevent_req *req)
+{
+ errno_t ret;
+ struct autofs_map_ctx *map;
+ struct autofs_cmd_ctx *cmdctx =
+ tevent_req_callback_data(req, struct autofs_cmd_ctx);
+ struct autofs_ctx *actx =
+ talloc_get_type(cmdctx->cctx->rctx->pvt_ctx, struct autofs_ctx);
+
+ ret = setautomntent_recv(req);
+ talloc_zfree(req);
+ if (ret != EOK) {
+ if (ret != ENOENT) {
+ DEBUG(SSSDBG_CRIT_FAILURE, ("setautomntent_recv failed\n"));
+ } else {
+ DEBUG(SSSDBG_MINOR_FAILURE, ("No such map\n"));
+ }
+ goto done;
+ }
+
+ ret = get_autofs_map(actx, cmdctx->mapname, &map);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_CRIT_FAILURE,
+ ("Cannot get map after setautomntent succeeded?\n"));
+ goto done;
+ }
+
+ if (map->ready == false) {
+ DEBUG(SSSDBG_CRIT_FAILURE,
+ ("Map not ready after setautomntent succeeded\n"));
+ goto done;
+ }
+
+ ret = getautomntbyname_process(cmdctx, map, cmdctx->key);
+done:
+ autofs_cmd_done(cmdctx, ret);
+ return;
+}
+
static errno_t
-getautomnbyname_process(struct autofs_cmd_ctx *cmdctx,
- struct autofs_map_ctx *map,
- const char *key)
+getautomntbyname_process(struct autofs_cmd_ctx *cmdctx,
+ struct autofs_map_ctx *map,
+ const char *key)
{
struct cli_ctx *client = cmdctx->cctx;
errno_t ret;