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authorSimo Sorce <ssorce@redhat.com>2010-03-11 22:35:50 -0500
committerStephen Gallagher <sgallagh@redhat.com>2010-04-12 09:22:15 -0400
commit488d314e6a330b92516577fe889bde52393288b4 (patch)
treebc9741e16cb6169b947b7d020f58e343b4249282 /src/providers
parentcc14edade621572cf4457d55d5b989029c5131ee (diff)
downloadsssd-488d314e6a330b92516577fe889bde52393288b4.tar.gz
sssd-488d314e6a330b92516577fe889bde52393288b4.tar.xz
sssd-488d314e6a330b92516577fe889bde52393288b4.zip
proxy: complete conversion to synchronous sysdb
This makes proxy use only synchronous functions again.
Diffstat (limited to 'src/providers')
-rw-r--r--src/providers/proxy.c1541
1 files changed, 428 insertions, 1113 deletions
diff --git a/src/providers/proxy.c b/src/providers/proxy.c
index 42a19ec0d..60d86b096 100644
--- a/src/providers/proxy.c
+++ b/src/providers/proxy.c
@@ -285,192 +285,107 @@ static void proxy_reply(struct be_req *req, int dp_err,
#define DEFAULT_BUFSIZE 4096
#define MAX_BUF_SIZE 1024*1024 /* max 1MiB */
-struct proxy_state {
- struct tevent_context *ev;
- struct proxy_ctx *ctx;
- struct sysdb_ctx *sysdb;
- struct sss_domain_info *domain;
- const char *name;
-
- struct sysdb_handle *handle;
- struct passwd *pwd;
- struct group *grp;
- uid_t uid;
- gid_t gid;
-};
-
-static void proxy_default_done(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- int ret;
-
- ret = sysdb_transaction_commit_recv(subreq);
- talloc_zfree(subreq);
- if (ret) {
- tevent_req_error(req, ret);
- return;
- }
-
- tevent_req_done(req);
-}
-
-static int proxy_default_recv(struct tevent_req *req)
-{
- TEVENT_REQ_RETURN_ON_ERROR(req);
-
- return EOK;
-}
-
-
/* =Getpwnam-wrapper======================================================*/
-static void get_pw_name_process(struct tevent_req *subreq);
static int delete_user(TALLOC_CTX *mem_ctx, struct sysdb_ctx *sysdb,
struct sss_domain_info *domain, const char *name);
-static struct tevent_req *get_pw_name_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct proxy_ctx *ctx,
- struct sysdb_ctx *sysdb,
- struct sss_domain_info *domain,
- const char *name)
+static int get_pw_name(TALLOC_CTX *mem_ctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom,
+ const char *name)
{
- struct tevent_req *req, *subreq;
- struct proxy_state *state;
-
- req = tevent_req_create(mem_ctx, &state, struct proxy_state);
- if (!req) return NULL;
-
- memset(state, 0, sizeof(struct proxy_state));
-
- state->ev = ev;
- state->ctx = ctx;
- state->sysdb = sysdb;
- state->domain = domain;
- state->name = name;
-
- subreq = sysdb_transaction_send(state, state->ev, state->sysdb);
- if (!subreq) {
- talloc_zfree(req);
- return NULL;
- }
- tevent_req_set_callback(subreq, get_pw_name_process, req);
-
- return req;
-}
-
-static void get_pw_name_process(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct proxy_state *state = tevent_req_data(req,
- struct proxy_state);
- struct proxy_ctx *ctx = state->ctx;
- struct sss_domain_info *dom = ctx->be->domain;
+ TALLOC_CTX *tmpctx;
+ struct passwd *pwd;
enum nss_status status;
char *buffer;
size_t buflen;
int ret;
- DEBUG(7, ("Searching user by name (%s)\n", state->name));
+ DEBUG(7, ("Searching user by name (%s)\n", name));
- ret = sysdb_transaction_recv(subreq, state, &state->handle);
- if (ret) {
- tevent_req_error(req, ret);
- return;
+ tmpctx = talloc_new(mem_ctx);
+ if (!tmpctx) {
+ return ENOMEM;
}
- talloc_zfree(subreq);
- state->pwd = talloc(state, struct passwd);
- if (!state->pwd) {
- tevent_req_error(req, ENOMEM);
- return;
+ pwd = talloc_zero(tmpctx, struct passwd);
+ if (!pwd) {
+ ret = ENOMEM;
+ goto done;
}
buflen = DEFAULT_BUFSIZE;
- buffer = talloc_size(state, buflen);
+ buffer = talloc_size(tmpctx, buflen);
if (!buffer) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
/* FIXME: should we move this call outside the transaction to keep the
* transaction as short as possible ? */
- status = ctx->ops.getpwnam_r(state->name, state->pwd,
- buffer, buflen, &ret);
+ status = ctx->ops.getpwnam_r(name, pwd, buffer, buflen, &ret);
switch (status) {
case NSS_STATUS_NOTFOUND:
- DEBUG(7, ("User %s not found.\n", state->name));
- ret = delete_user(state, state->sysdb,
- state->domain, state->name);
+ DEBUG(7, ("User %s not found.\n", name));
+ ret = delete_user(tmpctx, sysdb, dom, name);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
break;
case NSS_STATUS_SUCCESS:
DEBUG(7, ("User %s found: (%s, %d, %d)\n",
- state->name, state->pwd->pw_name,
- state->pwd->pw_uid, state->pwd->pw_gid));
+ name, pwd->pw_name, pwd->pw_uid, pwd->pw_gid));
/* uid=0 or gid=0 are invalid values */
/* also check that the id is in the valid range for this domain */
- if (OUT_OF_ID_RANGE(state->pwd->pw_uid, dom->id_min, dom->id_max) ||
- OUT_OF_ID_RANGE(state->pwd->pw_gid, dom->id_min, dom->id_max)) {
+ if (OUT_OF_ID_RANGE(pwd->pw_uid, dom->id_min, dom->id_max) ||
+ OUT_OF_ID_RANGE(pwd->pw_gid, dom->id_min, dom->id_max)) {
- DEBUG(2, ("User [%s] filtered out! (id out of range)\n",
- state->name));
- ret = delete_user(state, state->sysdb,
- state->domain, state->name);
+ DEBUG(2, ("User [%s] filtered out! (id out of range)\n", name));
+ ret = delete_user(tmpctx, sysdb, dom, name);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
break;
}
- ret = sysdb_store_user(state, state->sysdb,
- state->domain,
- state->pwd->pw_name,
- state->pwd->pw_passwd,
- state->pwd->pw_uid,
- state->pwd->pw_gid,
- state->pwd->pw_gecos,
- state->pwd->pw_dir,
- state->pwd->pw_shell,
+ ret = sysdb_store_user(tmpctx, sysdb, dom,
+ pwd->pw_name,
+ pwd->pw_passwd,
+ pwd->pw_uid,
+ pwd->pw_gid,
+ pwd->pw_gecos,
+ pwd->pw_dir,
+ pwd->pw_shell,
NULL, ctx->entry_cache_timeout);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
break;
case NSS_STATUS_UNAVAIL:
/* "remote" backend unavailable. Enter offline mode */
- tevent_req_error(req, ENXIO);
- return;
+ ret = ENXIO;
+ goto done;
default:
- goto fail;
+ ret = EIO;
+ goto done;
}
- subreq = sysdb_transaction_commit_send(state, state->ev, state->handle);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
+done:
+ talloc_zfree(tmpctx);
+ if (ret) {
+ DEBUG(2, ("proxy -> getpwnam_r failed for '%s' <%d>\n",
+ name, status));
}
- tevent_req_set_callback(subreq, proxy_default_done, req);
- return;
-
-fail:
- DEBUG(2, ("proxy -> getpwnam_r failed for '%s' <%d>\n",
- state->name, status));
- tevent_req_error(req, EIO);
+ return ret;
}
static int delete_user(TALLOC_CTX *mem_ctx, struct sysdb_ctx *sysdb,
@@ -491,265 +406,177 @@ static int delete_user(TALLOC_CTX *mem_ctx, struct sysdb_ctx *sysdb,
/* =Getpwuid-wrapper======================================================*/
-static void get_pw_uid_process(struct tevent_req *subreq);
-
-static struct tevent_req *get_pw_uid_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct proxy_ctx *ctx,
- struct sysdb_ctx *sysdb,
- struct sss_domain_info *domain,
- uid_t uid)
-{
- struct tevent_req *req, *subreq;
- struct proxy_state *state;
-
- req = tevent_req_create(mem_ctx, &state, struct proxy_state);
- if (!req) return NULL;
-
- memset(state, 0, sizeof(struct proxy_state));
-
- state->ev = ev;
- state->ctx = ctx;
- state->sysdb = sysdb;
- state->domain = domain;
- state->uid = uid;
-
- subreq = sysdb_transaction_send(state, state->ev, state->sysdb);
- if (!subreq) {
- talloc_zfree(req);
- return NULL;
- }
- tevent_req_set_callback(subreq, get_pw_uid_process, req);
-
- return req;
-}
-
-static void get_pw_uid_process(struct tevent_req *subreq)
+static int get_pw_uid(TALLOC_CTX *mem_ctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom,
+ uid_t uid)
{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct proxy_state *state = tevent_req_data(req,
- struct proxy_state);
- struct proxy_ctx *ctx = state->ctx;
- struct sss_domain_info *dom = ctx->be->domain;
+ TALLOC_CTX *tmpctx;
+ struct passwd *pwd;
enum nss_status status;
char *buffer;
size_t buflen;
bool del_user = false;
int ret;
- DEBUG(7, ("Searching user by uid (%d)\n", state->uid));
+ DEBUG(7, ("Searching user by uid (%d)\n", uid));
- ret = sysdb_transaction_recv(subreq, state, &state->handle);
- if (ret) {
- tevent_req_error(req, ret);
- return;
+ tmpctx = talloc_new(mem_ctx);
+ if (!tmpctx) {
+ return ENOMEM;
}
- talloc_zfree(subreq);
- state->pwd = talloc(state, struct passwd);
- if (!state->pwd) {
- tevent_req_error(req, ENOMEM);
- return;
+ pwd = talloc_zero(tmpctx, struct passwd);
+ if (!pwd) {
+ ret = ENOMEM;
+ goto done;
}
buflen = DEFAULT_BUFSIZE;
- buffer = talloc_size(state, buflen);
+ buffer = talloc_size(tmpctx, buflen);
if (!buffer) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
- /* always zero out the pwd structure */
- memset(state->pwd, 0, sizeof(struct passwd));
-
- status = ctx->ops.getpwuid_r(state->uid, state->pwd,
- buffer, buflen, &ret);
+ status = ctx->ops.getpwuid_r(uid, pwd, buffer, buflen, &ret);
switch (status) {
case NSS_STATUS_NOTFOUND:
- DEBUG(7, ("User %d not found.\n", state->uid));
+ DEBUG(7, ("User %d not found.\n", uid));
del_user = true;
break;
case NSS_STATUS_SUCCESS:
DEBUG(7, ("User %d found (%s, %d, %d)\n",
- state->uid, state->pwd->pw_name,
- state->pwd->pw_uid, state->pwd->pw_gid));
+ uid, pwd->pw_name, pwd->pw_uid, pwd->pw_gid));
/* uid=0 or gid=0 are invalid values */
/* also check that the id is in the valid range for this domain */
- if (OUT_OF_ID_RANGE(state->pwd->pw_uid, dom->id_min, dom->id_max) ||
- OUT_OF_ID_RANGE(state->pwd->pw_gid, dom->id_min, dom->id_max)) {
+ if (OUT_OF_ID_RANGE(pwd->pw_uid, dom->id_min, dom->id_max) ||
+ OUT_OF_ID_RANGE(pwd->pw_gid, dom->id_min, dom->id_max)) {
DEBUG(2, ("User [%s] filtered out! (id out of range)\n",
- state->pwd->pw_name));
+ pwd->pw_name));
del_user = true;
break;
}
- ret = sysdb_store_user(state, state->sysdb,
- state->domain,
- state->pwd->pw_name,
- state->pwd->pw_passwd,
- state->pwd->pw_uid,
- state->pwd->pw_gid,
- state->pwd->pw_gecos,
- state->pwd->pw_dir,
- state->pwd->pw_shell,
+ ret = sysdb_store_user(tmpctx, sysdb, dom,
+ pwd->pw_name,
+ pwd->pw_passwd,
+ pwd->pw_uid,
+ pwd->pw_gid,
+ pwd->pw_gecos,
+ pwd->pw_dir,
+ pwd->pw_shell,
NULL, ctx->entry_cache_timeout);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
break;
case NSS_STATUS_UNAVAIL:
/* "remote" backend unavailable. Enter offline mode */
- tevent_req_error(req, ENXIO);
- return;
+ ret = ENXIO;
+ goto done;
default:
- DEBUG(2, ("proxy -> getpwnam_r failed for '%s' <%d>\n",
- state->name, status));
- tevent_req_error(req, EIO);
- return;
+ ret = EIO;
+ goto done;
}
if (del_user) {
DEBUG(7, ("User %d does not exist (or is invalid) on remote server,"
- " deleting!\n", state->uid));
+ " deleting!\n", uid));
- ret = sysdb_delete_user(state, sysdb_handle_get_ctx(state->handle),
- state->domain, NULL, state->uid);
+ ret = sysdb_delete_user(tmpctx, sysdb, dom, NULL, uid);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
}
- subreq = sysdb_transaction_commit_send(state, state->ev, state->handle);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
+done:
+ talloc_zfree(tmpctx);
+ if (ret) {
+ DEBUG(2, ("proxy -> getpwuid_r failed for '%d' <%d>\n", uid, status));
}
- tevent_req_set_callback(subreq, proxy_default_done, req);
+ return ret;
}
/* =Getpwent-wrapper======================================================*/
-struct enum_users_state {
- struct tevent_context *ev;
- struct proxy_ctx *ctx;
- struct sysdb_ctx *sysdb;
- struct sss_domain_info *domain;
- struct sysdb_handle *handle;
-
+static int enum_users(TALLOC_CTX *mem_ctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom)
+{
+ TALLOC_CTX *tmpctx;
+ bool in_transaction = false;
struct passwd *pwd;
-
+ enum nss_status status;
size_t buflen;
char *buffer;
-};
-
-static void enum_users_process(struct tevent_req *subreq);
-
-static struct tevent_req *enum_users_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct proxy_ctx *ctx,
- struct sysdb_ctx *sysdb,
- struct sss_domain_info *domain)
-{
- struct tevent_req *req, *subreq;
- struct enum_users_state *state;
- enum nss_status status;
+ char *newbuf;
+ int ret;
DEBUG(7, ("Enumerating users\n"));
- req = tevent_req_create(mem_ctx, &state, struct enum_users_state);
- if (!req) return NULL;
-
- state->ev = ev;
- state->ctx = ctx;
- state->sysdb = sysdb;
- state->domain = domain;
- state->handle = NULL;
-
- state->pwd = talloc(state, struct passwd);
- if (!state->pwd) {
- tevent_req_error(req, ENOMEM);
- goto fail;
+ tmpctx = talloc_new(mem_ctx);
+ if (!tmpctx) {
+ return ENOMEM;
}
- state->buflen = DEFAULT_BUFSIZE;
- state->buffer = talloc_size(state, state->buflen);
- if (!state->buffer) {
- tevent_req_error(req, ENOMEM);
- goto fail;
+ pwd = talloc_zero(tmpctx, struct passwd);
+ if (!pwd) {
+ ret = ENOMEM;
+ goto done;
}
- status = ctx->ops.setpwent();
- if (status != NSS_STATUS_SUCCESS) {
- tevent_req_error(req, EIO);
- goto fail;
+ buflen = DEFAULT_BUFSIZE;
+ buffer = talloc_size(tmpctx, buflen);
+ if (!buffer) {
+ ret = ENOMEM;
+ goto done;
}
- subreq = sysdb_transaction_send(state, state->ev, state->sysdb);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- goto fail;
+ ret = sysdb_transaction_start(sysdb);
+ if (ret) {
+ goto done;
}
- tevent_req_set_callback(subreq, enum_users_process, req);
-
- return req;
+ in_transaction = true;
-fail:
- tevent_req_post(req, ev);
- return req;
-}
-
-static void enum_users_process(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct enum_users_state *state = tevent_req_data(req,
- struct enum_users_state);
- struct proxy_ctx *ctx = state->ctx;
- struct sss_domain_info *dom = ctx->be->domain;
- enum nss_status status;
- char *newbuf;
- int ret;
-
- ret = sysdb_transaction_recv(subreq, state, &state->handle);
- if (ret) {
- goto fail;
+ status = ctx->ops.setpwent();
+ if (status != NSS_STATUS_SUCCESS) {
+ ret = EIO;
+ goto done;
}
- talloc_zfree(subreq);
again:
/* always zero out the pwd structure */
- memset(state->pwd, 0, sizeof(struct passwd));
+ memset(pwd, 0, sizeof(struct passwd));
/* get entry */
- status = ctx->ops.getpwent_r(state->pwd,
- state->buffer, state->buflen, &ret);
+ status = ctx->ops.getpwent_r(pwd, buffer, buflen, &ret);
switch (status) {
case NSS_STATUS_TRYAGAIN:
/* buffer too small ? */
- if (state->buflen < MAX_BUF_SIZE) {
- state->buflen *= 2;
+ if (buflen < MAX_BUF_SIZE) {
+ buflen *= 2;
}
- if (state->buflen > MAX_BUF_SIZE) {
- state->buflen = MAX_BUF_SIZE;
+ if (buflen > MAX_BUF_SIZE) {
+ buflen = MAX_BUF_SIZE;
}
- newbuf = talloc_realloc_size(state, state->buffer, state->buflen);
+ newbuf = talloc_realloc_size(tmpctx, buffer, buflen);
if (!newbuf) {
ret = ENOMEM;
- goto fail;
+ goto done;
}
- state->buffer = newbuf;
+ buffer = newbuf;
goto again;
case NSS_STATUS_NOTFOUND:
@@ -757,127 +584,91 @@ again:
/* we are done here */
DEBUG(7, ("Enumeration completed.\n"));
- ctx->ops.endpwent();
- subreq = sysdb_transaction_commit_send(state, state->ev,
- state->handle);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
- }
- tevent_req_set_callback(subreq, proxy_default_done, req);
- return;
+ ret = sysdb_transaction_commit(sysdb);
+ in_transaction = false;
+ break;
case NSS_STATUS_SUCCESS:
- DEBUG(7, ("User found (%s, %d, %d)\n", state->pwd->pw_name,
- state->pwd->pw_uid, state->pwd->pw_gid));
+ DEBUG(7, ("User found (%s, %d, %d)\n",
+ pwd->pw_name, pwd->pw_uid, pwd->pw_gid));
/* uid=0 or gid=0 are invalid values */
/* also check that the id is in the valid range for this domain */
- if (OUT_OF_ID_RANGE(state->pwd->pw_uid, dom->id_min, dom->id_max) ||
- OUT_OF_ID_RANGE(state->pwd->pw_gid, dom->id_min, dom->id_max)) {
+ if (OUT_OF_ID_RANGE(pwd->pw_uid, dom->id_min, dom->id_max) ||
+ OUT_OF_ID_RANGE(pwd->pw_gid, dom->id_min, dom->id_max)) {
DEBUG(2, ("User [%s] filtered out! (id out of range)\n",
- state->pwd->pw_name));
+ pwd->pw_name));
goto again; /* skip */
}
- ret = sysdb_store_user(state, state->sysdb,
- state->domain,
- state->pwd->pw_name,
- state->pwd->pw_passwd,
- state->pwd->pw_uid,
- state->pwd->pw_gid,
- state->pwd->pw_gecos,
- state->pwd->pw_dir,
- state->pwd->pw_shell,
+ ret = sysdb_store_user(tmpctx, sysdb, dom,
+ pwd->pw_name,
+ pwd->pw_passwd,
+ pwd->pw_uid,
+ pwd->pw_gid,
+ pwd->pw_gecos,
+ pwd->pw_dir,
+ pwd->pw_shell,
NULL, ctx->entry_cache_timeout);
if (ret) {
/* Do not fail completely on errors.
* Just report the failure to save and go on */
DEBUG(2, ("Failed to store user %s. Ignoring.\n",
- state->pwd->pw_name));
+ pwd->pw_name));
}
goto again; /* next */
case NSS_STATUS_UNAVAIL:
/* "remote" backend unavailable. Enter offline mode */
ret = ENXIO;
- goto fail;
+ break;
default:
DEBUG(2, ("proxy -> getpwent_r failed (%d)[%s]\n",
ret, strerror(ret)));
- goto fail;
+ break;
}
-fail:
+done:
+ talloc_zfree(tmpctx);
+ if (in_transaction) {
+ sysdb_transaction_cancel(sysdb);
+ }
ctx->ops.endpwent();
- tevent_req_error(req, ret);
+ return ret;
}
/* =Getgrnam-wrapper======================================================*/
-#define DEBUG_GR_MEM(level, state) \
+#define DEBUG_GR_MEM(level, grp) \
do { \
if (debug_level >= level) { \
- if (!state->grp->gr_mem || !state->grp->gr_mem[0]) { \
+ if (!grp->gr_mem || !grp->gr_mem[0]) { \
DEBUG(level, ("Group %s has no members!\n", \
- state->grp->gr_name)); \
+ grp->gr_name)); \
} else { \
int i = 0; \
- while (state->grp->gr_mem[i]) { \
+ while (grp->gr_mem[i]) { \
/* count */ \
i++; \
} \
DEBUG(level, ("Group %s has %d members!\n", \
- state->grp->gr_name, i)); \
+ grp->gr_name, i)); \
} \
} \
} while(0)
-static void get_gr_name_process(struct tevent_req *subreq);
-
-static struct tevent_req *get_gr_name_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct proxy_ctx *ctx,
- struct sysdb_ctx *sysdb,
- struct sss_domain_info *domain,
- const char *name)
+static int get_gr_name(TALLOC_CTX *mem_ctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom,
+ const char *name)
{
- struct tevent_req *req, *subreq;
- struct proxy_state *state;
-
- req = tevent_req_create(mem_ctx, &state, struct proxy_state);
- if (!req) return NULL;
-
- memset(state, 0, sizeof(struct proxy_state));
-
- state->ev = ev;
- state->ctx = ctx;
- state->sysdb = sysdb;
- state->domain = domain;
- state->name = name;
-
- subreq = sysdb_transaction_send(state, state->ev, state->sysdb);
- if (!subreq) {
- talloc_zfree(req);
- return NULL;
- }
- tevent_req_set_callback(subreq, get_gr_name_process, req);
-
- return req;
-}
-
-static void get_gr_name_process(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct proxy_state *state = tevent_req_data(req,
- struct proxy_state);
- struct proxy_ctx *ctx = state->ctx;
- struct sss_domain_info *dom = ctx->be->domain;
+ TALLOC_CTX *tmpctx;
+ struct group *grp;
enum nss_status status;
char *buffer;
char *newbuf;
@@ -886,36 +677,33 @@ static void get_gr_name_process(struct tevent_req *subreq)
struct sysdb_attrs *members;
int ret;
- DEBUG(7, ("Searching group by name (%s)\n", state->name));
+ DEBUG(7, ("Searching group by name (%s)\n", name));
- ret = sysdb_transaction_recv(subreq, state, &state->handle);
- if (ret) {
- tevent_req_error(req, ret);
- return;
+ tmpctx = talloc_new(mem_ctx);
+ if (!tmpctx) {
+ return ENOMEM;
}
- talloc_zfree(subreq);
- state->grp = talloc(state, struct group);
- if (!state->grp) {
- tevent_req_error(req, ENOMEM);
- return;
+ grp = talloc(tmpctx, struct group);
+ if (!grp) {
+ ret = ENOMEM;
+ goto done;
}
buflen = DEFAULT_BUFSIZE;
- buffer = talloc_size(state, buflen);
+ buffer = talloc_size(tmpctx, buflen);
if (!buffer) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
/* FIXME: should we move this call outside the transaction to keep the
* transaction as short as possible ? */
again:
/* always zero out the grp structure */
- memset(state->grp, 0, sizeof(struct group));
+ memset(grp, 0, sizeof(struct group));
- status = ctx->ops.getgrnam_r(state->name, state->grp,
- buffer, buflen, &ret);
+ status = ctx->ops.getgrnam_r(name, grp, buffer, buflen, &ret);
switch (status) {
case NSS_STATUS_TRYAGAIN:
@@ -926,152 +714,109 @@ again:
if (buflen > MAX_BUF_SIZE) {
buflen = MAX_BUF_SIZE;
}
- newbuf = talloc_realloc_size(state, buffer, buflen);
+ newbuf = talloc_realloc_size(tmpctx, buffer, buflen);
if (!newbuf) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
buffer = newbuf;
goto again;
case NSS_STATUS_NOTFOUND:
- DEBUG(7, ("Group %s not found.\n", state->name));
+ DEBUG(7, ("Group %s not found.\n", name));
delete_group = true;
break;
case NSS_STATUS_SUCCESS:
- DEBUG(7, ("Group %s found: (%s, %d)\n", state->name,
- state->grp->gr_name, state->grp->gr_gid));
+ DEBUG(7, ("Group %s found: (%s, %d)\n",
+ name, grp->gr_name, grp->gr_gid));
/* gid=0 is an invalid value */
/* also check that the id is in the valid range for this domain */
- if (OUT_OF_ID_RANGE(state->grp->gr_gid, dom->id_min, dom->id_max)) {
+ if (OUT_OF_ID_RANGE(grp->gr_gid, dom->id_min, dom->id_max)) {
DEBUG(2, ("Group [%s] filtered out! (id out of range)\n",
- state->name));
+ name));
delete_group = true;
break;
}
- DEBUG_GR_MEM(7, state);
+ DEBUG_GR_MEM(7, grp);
- if (state->grp->gr_mem && state->grp->gr_mem[0]) {
- members = sysdb_new_attrs(state);
+ if (grp->gr_mem && grp->gr_mem[0]) {
+ members = sysdb_new_attrs(tmpctx);
if (!members) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
ret = sysdb_attrs_users_from_str_list(members, SYSDB_MEMBER,
- state->domain->name,
- (const char **)state->grp->gr_mem);
+ dom->name,
+ (const char **)grp->gr_mem);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
} else {
members = NULL;
}
- ret = sysdb_store_group(state, state->sysdb,
- state->domain,
- state->grp->gr_name,
- state->grp->gr_gid,
+ ret = sysdb_store_group(tmpctx, sysdb, dom,
+ grp->gr_name,
+ grp->gr_gid,
members,
ctx->entry_cache_timeout);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
break;
case NSS_STATUS_UNAVAIL:
/* "remote" backend unavailable. Enter offline mode */
- tevent_req_error(req, ENXIO);
- return;
+ ret = ENXIO;
+ goto done;
default:
- goto fail;
+ goto done;
}
if (delete_group) {
struct ldb_dn *dn;
DEBUG(7, ("Group %s does not exist (or is invalid) on remote server,"
- " deleting!\n", state->name));
+ " deleting!\n", name));
- dn = sysdb_group_dn(state->sysdb, state,
- state->domain->name, state->name);
+ dn = sysdb_group_dn(sysdb, tmpctx, dom->name, name);
if (!dn) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
- ret = sysdb_delete_entry(state->sysdb, dn, true);
+ ret = sysdb_delete_entry(sysdb, dn, true);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
}
- subreq = sysdb_transaction_commit_send(state, state->ev, state->handle);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
+done:
+ talloc_zfree(tmpctx);
+ if (ret) {
+ DEBUG(2, ("proxy -> getgrnam_r failed for '%s' <%d>\n",
+ name, status));
}
- tevent_req_set_callback(subreq, proxy_default_done, req);
- return;
-
-fail:
- DEBUG(2, ("proxy -> getgrnam_r failed for '%s' <%d>\n",
- state->name, status));
- tevent_req_error(req, EIO);
+ return ret;
}
/* =Getgrgid-wrapper======================================================*/
-static void get_gr_gid_process(struct tevent_req *subreq);
-
-static struct tevent_req *get_gr_gid_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct proxy_ctx *ctx,
- struct sysdb_ctx *sysdb,
- struct sss_domain_info *domain,
- gid_t gid)
-{
- struct tevent_req *req, *subreq;
- struct proxy_state *state;
-
- req = tevent_req_create(mem_ctx, &state, struct proxy_state);
- if (!req) return NULL;
-
- memset(state, 0, sizeof(struct proxy_state));
-
- state->ev = ev;
- state->ctx = ctx;
- state->sysdb = sysdb;
- state->domain = domain;
- state->gid = gid;
-
- subreq = sysdb_transaction_send(state, state->ev, state->sysdb);
- if (!subreq) {
- talloc_zfree(req);
- return NULL;
- }
- tevent_req_set_callback(subreq, get_gr_gid_process, req);
-
- return req;
-}
-
-static void get_gr_gid_process(struct tevent_req *subreq)
+static int get_gr_gid(TALLOC_CTX *mem_ctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom,
+ gid_t gid)
{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct proxy_state *state = tevent_req_data(req,
- struct proxy_state);
- struct proxy_ctx *ctx = state->ctx;
- struct sss_domain_info *dom = ctx->be->domain;
+ TALLOC_CTX *tmpctx;
+ struct group *grp;
enum nss_status status;
char *buffer;
char *newbuf;
@@ -1080,34 +825,31 @@ static void get_gr_gid_process(struct tevent_req *subreq)
struct sysdb_attrs *members;
int ret;
- DEBUG(7, ("Searching group by gid (%d)\n", state->gid));
+ DEBUG(7, ("Searching group by gid (%d)\n", gid));
- ret = sysdb_transaction_recv(subreq, state, &state->handle);
- if (ret) {
- tevent_req_error(req, ret);
- return;
+ tmpctx = talloc_new(mem_ctx);
+ if (!tmpctx) {
+ return ENOMEM;
}
- talloc_zfree(subreq);
- state->grp = talloc(state, struct group);
- if (!state->grp) {
- tevent_req_error(req, ENOMEM);
- return;
+ grp = talloc(tmpctx, struct group);
+ if (!grp) {
+ ret = ENOMEM;
+ goto done;
}
buflen = DEFAULT_BUFSIZE;
- buffer = talloc_size(state, buflen);
+ buffer = talloc_size(tmpctx, buflen);
if (!buffer) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
again:
/* always zero out the group structure */
- memset(state->grp, 0, sizeof(struct group));
+ memset(grp, 0, sizeof(struct group));
- status = ctx->ops.getgrgid_r(state->gid, state->grp,
- buffer, buflen, &ret);
+ status = ctx->ops.getgrgid_r(gid, grp, buffer, buflen, &ret);
switch (status) {
case NSS_STATUS_TRYAGAIN:
@@ -1118,213 +860,164 @@ again:
if (buflen > MAX_BUF_SIZE) {
buflen = MAX_BUF_SIZE;
}
- newbuf = talloc_realloc_size(state, buffer, buflen);
+ newbuf = talloc_realloc_size(tmpctx, buffer, buflen);
if (!newbuf) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
buffer = newbuf;
goto again;
case NSS_STATUS_NOTFOUND:
- DEBUG(7, ("Group %d not found.\n", state->gid));
+ DEBUG(7, ("Group %d not found.\n", gid));
delete_group = true;
break;
case NSS_STATUS_SUCCESS:
- DEBUG(7, ("Group %d found (%s, %d)\n", state->gid,
- state->grp->gr_name, state->grp->gr_gid));
+ DEBUG(7, ("Group %d found (%s, %d)\n",
+ gid, grp->gr_name, grp->gr_gid));
/* gid=0 is an invalid value */
/* also check that the id is in the valid range for this domain */
- if (OUT_OF_ID_RANGE(state->grp->gr_gid, dom->id_min, dom->id_max)) {
+ if (OUT_OF_ID_RANGE(grp->gr_gid, dom->id_min, dom->id_max)) {
DEBUG(2, ("Group [%s] filtered out! (id out of range)\n",
- state->grp->gr_name));
+ grp->gr_name));
delete_group = true;
break;
}
- DEBUG_GR_MEM(7, state);
+ DEBUG_GR_MEM(7, grp);
- if (state->grp->gr_mem && state->grp->gr_mem[0]) {
- members = sysdb_new_attrs(state);
+ if (grp->gr_mem && grp->gr_mem[0]) {
+ members = sysdb_new_attrs(tmpctx);
if (!members) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
ret = sysdb_attrs_users_from_str_list(members, SYSDB_MEMBER,
- state->domain->name,
- (const char **)state->grp->gr_mem);
+ dom->name,
+ (const char **)grp->gr_mem);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
} else {
members = NULL;
}
- ret = sysdb_store_group(state, state->sysdb,
- state->domain,
- state->grp->gr_name,
- state->grp->gr_gid,
+ ret = sysdb_store_group(tmpctx, sysdb, dom,
+ grp->gr_name,
+ grp->gr_gid,
members,
ctx->entry_cache_timeout);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
break;
case NSS_STATUS_UNAVAIL:
/* "remote" backend unavailable. Enter offline mode */
- tevent_req_error(req, ENXIO);
- return;
+ ret = ENXIO;
+ goto done;
default:
- DEBUG(2, ("proxy -> getgrgid_r failed for '%d' <%d>\n",
- state->gid, status));
- tevent_req_error(req, EIO);
- return;
+ ret = EIO;
+ goto done;
}
if (delete_group) {
DEBUG(7, ("Group %d does not exist (or is invalid) on remote server,"
- " deleting!\n", state->gid));
+ " deleting!\n", gid));
- ret = sysdb_delete_group(state, state->sysdb,
- state->domain, NULL, state->gid);
+ ret = sysdb_delete_group(tmpctx, sysdb, dom, NULL, gid);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
}
- subreq = sysdb_transaction_commit_send(state, state->ev, state->handle);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
+done:
+ talloc_zfree(tmpctx);
+ if (ret) {
+ DEBUG(2, ("proxy -> getgrgid_r failed for '%d' <%d>\n",
+ gid, status));
}
- tevent_req_set_callback(subreq, proxy_default_done, req);
+ return ret;
}
/* =Getgrent-wrapper======================================================*/
-struct enum_groups_state {
- struct tevent_context *ev;
- struct proxy_ctx *ctx;
- struct sysdb_ctx *sysdb;
- struct sss_domain_info *domain;
- struct sysdb_handle *handle;
-
+static int enum_groups(TALLOC_CTX *mem_ctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom)
+{
+ TALLOC_CTX *tmpctx;
+ bool in_transaction = false;
struct group *grp;
-
+ enum nss_status status;
size_t buflen;
char *buffer;
-};
-
-static void enum_groups_process(struct tevent_req *subreq);
-
-static struct tevent_req *enum_groups_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct proxy_ctx *ctx,
- struct sysdb_ctx *sysdb,
- struct sss_domain_info *domain)
-{
- struct tevent_req *req, *subreq;
- struct enum_groups_state *state;
- enum nss_status status;
+ struct sysdb_attrs *members;
+ char *newbuf;
+ int ret;
DEBUG(7, ("Enumerating groups\n"));
- req = tevent_req_create(mem_ctx, &state, struct enum_groups_state);
- if (!req) return NULL;
-
- state->ev = ev;
- state->ctx = ctx;
- state->sysdb = sysdb;
- state->domain = domain;
- state->handle = NULL;
-
- state->grp = talloc(state, struct group);
- if (!state->grp) {
- tevent_req_error(req, ENOMEM);
- goto fail;
+ tmpctx = talloc_new(mem_ctx);
+ if (!tmpctx) {
+ return ENOMEM;
}
- state->buflen = DEFAULT_BUFSIZE;
- state->buffer = talloc_size(state, state->buflen);
- if (!state->buffer) {
- tevent_req_error(req, ENOMEM);
- goto fail;
+ grp = talloc(tmpctx, struct group);
+ if (!grp) {
+ ret = ENOMEM;
+ goto done;
}
- status = ctx->ops.setgrent();
- if (status != NSS_STATUS_SUCCESS) {
- tevent_req_error(req, EIO);
- goto fail;
+ buflen = DEFAULT_BUFSIZE;
+ buffer = talloc_size(tmpctx, buflen);
+ if (!buffer) {
+ ret = ENOMEM;
+ goto done;
}
- subreq = sysdb_transaction_send(state, state->ev, state->sysdb);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- goto fail;
+ ret = sysdb_transaction_start(sysdb);
+ if (ret) {
+ goto done;
}
- tevent_req_set_callback(subreq, enum_groups_process, req);
-
- return req;
-
-fail:
- tevent_req_post(req, ev);
- return req;
-}
-
-static void enum_groups_process(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct enum_groups_state *state = tevent_req_data(req,
- struct enum_groups_state);
- struct proxy_ctx *ctx = state->ctx;
- struct sss_domain_info *dom = ctx->be->domain;
- enum nss_status status;
- struct sysdb_attrs *members;
- char *newbuf;
- int ret;
+ in_transaction = true;
- ret = sysdb_transaction_recv(subreq, state, &state->handle);
- if (ret) {
- tevent_req_error(req, ret);
- return;
+ status = ctx->ops.setgrent();
+ if (status != NSS_STATUS_SUCCESS) {
+ ret = EIO;
+ goto done;
}
- talloc_zfree(subreq);
again:
/* always zero out the grp structure */
- memset(state->grp, 0, sizeof(struct group));
+ memset(grp, 0, sizeof(struct group));
/* get entry */
- status = ctx->ops.getgrent_r(state->grp,
- state->buffer, state->buflen, &ret);
+ status = ctx->ops.getgrent_r(grp, buffer, buflen, &ret);
switch (status) {
case NSS_STATUS_TRYAGAIN:
/* buffer too small ? */
- if (state->buflen < MAX_BUF_SIZE) {
- state->buflen *= 2;
+ if (buflen < MAX_BUF_SIZE) {
+ buflen *= 2;
}
- if (state->buflen > MAX_BUF_SIZE) {
- state->buflen = MAX_BUF_SIZE;
+ if (buflen > MAX_BUF_SIZE) {
+ buflen = MAX_BUF_SIZE;
}
- newbuf = talloc_realloc_size(state, state->buffer, state->buflen);
+ newbuf = talloc_realloc_size(tmpctx, buffer, buflen);
if (!newbuf) {
ret = ENOMEM;
- goto fail;
+ goto done;
}
- state->buffer = newbuf;
+ buffer = newbuf;
goto again;
case NSS_STATUS_NOTFOUND:
@@ -1332,54 +1025,46 @@ again:
/* we are done here */
DEBUG(7, ("Enumeration completed.\n"));
- ctx->ops.endgrent();
- subreq = sysdb_transaction_commit_send(state, state->ev,
- state->handle);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
- }
- tevent_req_set_callback(subreq, proxy_default_done, req);
- return;
+ ret = sysdb_transaction_commit(sysdb);
+ in_transaction = false;
+ break;
case NSS_STATUS_SUCCESS:
DEBUG(7, ("Group found (%s, %d)\n",
- state->grp->gr_name, state->grp->gr_gid));
+ grp->gr_name, grp->gr_gid));
/* gid=0 is an invalid value */
/* also check that the id is in the valid range for this domain */
- if (OUT_OF_ID_RANGE(state->grp->gr_gid, dom->id_min, dom->id_max)) {
+ if (OUT_OF_ID_RANGE(grp->gr_gid, dom->id_min, dom->id_max)) {
DEBUG(2, ("Group [%s] filtered out! (id out of range)\n",
- state->grp->gr_name));
+ grp->gr_name));
goto again; /* skip */
}
- DEBUG_GR_MEM(7, state);
+ DEBUG_GR_MEM(7, grp);
- if (state->grp->gr_mem && state->grp->gr_mem[0]) {
- members = sysdb_new_attrs(state);
+ if (grp->gr_mem && grp->gr_mem[0]) {
+ members = sysdb_new_attrs(tmpctx);
if (!members) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
ret = sysdb_attrs_users_from_str_list(members, SYSDB_MEMBER,
- state->domain->name,
- (const char **)state->grp->gr_mem);
+ dom->name,
+ (const char **)grp->gr_mem);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
} else {
members = NULL;
}
- ret = sysdb_store_group(state, state->sysdb,
- state->domain,
- state->grp->gr_name,
- state->grp->gr_gid,
+ ret = sysdb_store_group(tmpctx, sysdb, dom,
+ grp->gr_name,
+ grp->gr_gid,
members,
ctx->entry_cache_timeout);
if (ret) {
@@ -1392,120 +1077,81 @@ again:
case NSS_STATUS_UNAVAIL:
/* "remote" backend unavailable. Enter offline mode */
ret = ENXIO;
- goto fail;
+ break;
default:
DEBUG(2, ("proxy -> getgrent_r failed (%d)[%s]\n",
ret, strerror(ret)));
- goto fail;
+ break;
}
-fail:
+done:
+ talloc_zfree(tmpctx);
+ if (in_transaction) {
+ sysdb_transaction_cancel(sysdb);
+ }
ctx->ops.endgrent();
- tevent_req_error(req, ret);
+ return ret;
}
/* =Initgroups-wrapper====================================================*/
-static void get_initgr_process(struct tevent_req *subreq);
-static void get_initgr_groups_process(struct tevent_req *req);
-static void get_initgr_groups_done(struct tevent_req *subreq);
-static struct tevent_req *get_groups_by_gid_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct sysdb_handle *handle,
- struct proxy_ctx *ctx,
- struct sss_domain_info *domain,
- gid_t *gids, int num_gids);
-static int get_groups_by_gid_recv(struct tevent_req *req);
-static void get_groups_by_gid_process(struct tevent_req *subreq);
-static struct tevent_req *get_group_from_gid_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct sysdb_handle *handle,
- struct proxy_ctx *ctx,
- struct sss_domain_info *domain,
- gid_t gid);
-static int get_group_from_gid_recv(struct tevent_req *req);
-
-
-static struct tevent_req *get_initgr_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct proxy_ctx *ctx,
- struct sysdb_ctx *sysdb,
- struct sss_domain_info *domain,
- const char *name)
+static int get_initgr_groups_process(TALLOC_CTX *memctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom,
+ struct passwd *pwd);
+
+static int get_initgr(TALLOC_CTX *mem_ctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom,
+ const char *name)
{
- struct tevent_req *req, *subreq;
- struct proxy_state *state;
-
- req = tevent_req_create(mem_ctx, &state, struct proxy_state);
- if (!req) return NULL;
-
- memset(state, 0, sizeof(struct proxy_state));
-
- state->ev = ev;
- state->ctx = ctx;
- state->sysdb = sysdb;
- state->domain = domain;
- state->name = name;
-
- subreq = sysdb_transaction_send(state, state->ev, state->sysdb);
- if (!subreq) {
- talloc_zfree(req);
- return NULL;
- }
- tevent_req_set_callback(subreq, get_initgr_process, req);
-
- return req;
-}
-
-static void get_initgr_process(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct proxy_state *state = tevent_req_data(req,
- struct proxy_state);
- struct proxy_ctx *ctx = state->ctx;
- struct sss_domain_info *dom = ctx->be->domain;
+ TALLOC_CTX *tmpctx;
+ bool in_transaction = false;
+ struct passwd *pwd;
enum nss_status status;
char *buffer;
size_t buflen;
int ret;
- ret = sysdb_transaction_recv(subreq, state, &state->handle);
- if (ret) {
- tevent_req_error(req, ret);
- return;
+ tmpctx = talloc_new(mem_ctx);
+ if (!tmpctx) {
+ return ENOMEM;
}
- talloc_zfree(subreq);
- state->pwd = talloc(state, struct passwd);
- if (!state->pwd) {
- tevent_req_error(req, ENOMEM);
- return;
+ pwd = talloc_zero(tmpctx, struct passwd);
+ if (!pwd) {
+ ret = ENOMEM;
+ goto done;
}
buflen = DEFAULT_BUFSIZE;
- buffer = talloc_size(state, buflen);
+ buffer = talloc_size(tmpctx, buflen);
if (!buffer) {
- tevent_req_error(req, ENOMEM);
- return;
+ ret = ENOMEM;
+ goto done;
}
+ ret = sysdb_transaction_start(sysdb);
+ if (ret) {
+ goto done;
+ }
+ in_transaction = true;
+
/* FIXME: should we move this call outside the transaction to keep the
* transaction as short as possible ? */
- status = ctx->ops.getpwnam_r(state->name, state->pwd,
- buffer, buflen, &ret);
+ status = ctx->ops.getpwnam_r(name, pwd, buffer, buflen, &ret);
switch (status) {
case NSS_STATUS_NOTFOUND:
- DEBUG(7, ("User %s not found.\n", state->name));
- ret = delete_user(state, state->sysdb,
- state->domain, state->name);
+ DEBUG(7, ("User %s not found.\n", name));
+ ret = delete_user(tmpctx, sysdb, dom, name);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
break;
@@ -1513,67 +1159,61 @@ static void get_initgr_process(struct tevent_req *subreq)
/* uid=0 or gid=0 are invalid values */
/* also check that the id is in the valid range for this domain */
- if (OUT_OF_ID_RANGE(state->pwd->pw_uid, dom->id_min, dom->id_max) ||
- OUT_OF_ID_RANGE(state->pwd->pw_gid, dom->id_min, dom->id_max)) {
+ if (OUT_OF_ID_RANGE(pwd->pw_uid, dom->id_min, dom->id_max) ||
+ OUT_OF_ID_RANGE(pwd->pw_gid, dom->id_min, dom->id_max)) {
DEBUG(2, ("User [%s] filtered out! (id out of range)\n",
- state->name));
- ret = delete_user(state, state->sysdb,
- state->domain, state->name);
- if (ret) {
- tevent_req_error(req, ret);
- return;
- }
+ name));
+ ret = delete_user(tmpctx, sysdb, dom, name);
break;
}
- ret = sysdb_store_user(state, state->sysdb,
- state->domain,
- state->pwd->pw_name,
- state->pwd->pw_passwd,
- state->pwd->pw_uid,
- state->pwd->pw_gid,
- state->pwd->pw_gecos,
- state->pwd->pw_dir,
- state->pwd->pw_shell,
+ ret = sysdb_store_user(tmpctx, sysdb, dom,
+ pwd->pw_name,
+ pwd->pw_passwd,
+ pwd->pw_uid,
+ pwd->pw_gid,
+ pwd->pw_gecos,
+ pwd->pw_dir,
+ pwd->pw_shell,
NULL, ctx->entry_cache_timeout);
if (ret) {
- tevent_req_error(req, ret);
- return;
+ goto done;
}
- get_initgr_groups_process(req);
- return;
+ ret = get_initgr_groups_process(tmpctx, ctx, sysdb, dom, pwd);
+ if (ret == EOK) {
+ ret = sysdb_transaction_commit(sysdb);
+ in_transaction = true;
+ }
+ break;
case NSS_STATUS_UNAVAIL:
/* "remote" backend unavailable. Enter offline mode */
- tevent_req_error(req, ENXIO);
- return;
+ ret = ENXIO;
+ break;
default:
- goto fail;
+ DEBUG(2, ("proxy -> getpwnam_r failed for '%s' <%d>\n",
+ name, status));
+ ret = EIO;
+ break;
}
- subreq = sysdb_transaction_commit_send(state, state->ev, state->handle);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
+done:
+ talloc_zfree(tmpctx);
+ if (in_transaction) {
+ sysdb_transaction_cancel(sysdb);
}
- tevent_req_set_callback(subreq, proxy_default_done, req);
- return;
-
-fail:
- DEBUG(2, ("proxy -> getpwnam_r failed for '%s' <%d>\n",
- state->name, status));
- tevent_req_error(req, EIO);
+ return ret;
}
-static void get_initgr_groups_process(struct tevent_req *req)
+static int get_initgr_groups_process(TALLOC_CTX *memctx,
+ struct proxy_ctx *ctx,
+ struct sysdb_ctx *sysdb,
+ struct sss_domain_info *dom,
+ struct passwd *pwd)
{
- struct tevent_req *subreq;
- struct proxy_state *state = tevent_req_data(req,
- struct proxy_state);
- struct proxy_ctx *ctx = state->ctx;
enum nss_status status;
long int limit;
long int size;
@@ -1581,23 +1221,21 @@ static void get_initgr_groups_process(struct tevent_req *req)
long int num_gids;
gid_t *gids;
int ret;
+ int i;
num_gids = 0;
limit = 4096;
num = 4096;
size = num*sizeof(gid_t);
- gids = talloc_size(state, size);
+ gids = talloc_size(memctx, size);
if (!gids) {
- tevent_req_error(req, ENOMEM);
- return;
+ return ENOMEM;
}
- state->gid = state->pwd->pw_gid;
-
again:
/* FIXME: should we move this call outside the transaction to keep the
* transaction as short as possible ? */
- status = ctx->ops.initgroups_dyn(state->name, state->gid, &num_gids,
+ status = ctx->ops.initgroups_dyn(pwd->pw_name, pwd->pw_gid, &num_gids,
&num, &gids, limit, &ret);
switch (status) {
case NSS_STATUS_TRYAGAIN:
@@ -1611,295 +1249,38 @@ again:
num = size/sizeof(gid_t);
}
limit = num;
- gids = talloc_realloc_size(state, gids, size);
+ gids = talloc_realloc_size(memctx, gids, size);
if (!gids) {
- tevent_req_error(req, ENOMEM);
- return;
+ return ENOMEM;
}
goto again; /* retry with more memory */
case NSS_STATUS_SUCCESS:
DEBUG(4, ("User [%s] appears to be member of %lu groups\n",
- state->name, num_gids));
-
- subreq = get_groups_by_gid_send(state, state->ev, state->handle,
- state->ctx, state->domain,
- gids, num_gids);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
- }
- tevent_req_set_callback(subreq, get_initgr_groups_done, req);
- break;
-
- default:
- DEBUG(2, ("proxy -> initgroups_dyn failed (%d)[%s]\n",
- ret, strerror(ret)));
- tevent_req_error(req, EIO);
- return;
- }
-}
-
-static void get_initgr_groups_done(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct proxy_state *state = tevent_req_data(req,
- struct proxy_state);
- int ret;
-
- ret = get_groups_by_gid_recv(subreq);
- talloc_zfree(subreq);
- if (ret) {
- tevent_req_error(req, ret);
- return;
- }
-
- subreq = sysdb_transaction_commit_send(state, state->ev, state->handle);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
- }
- tevent_req_set_callback(subreq, proxy_default_done, req);
-}
-
-struct get_groups_state {
- struct tevent_context *ev;
- struct sysdb_handle *handle;
- struct proxy_ctx *ctx;
- struct sss_domain_info *domain;
-
- gid_t *gids;
- int num_gids;
- int cur_gid;
-};
-
-static struct tevent_req *get_groups_by_gid_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct sysdb_handle *handle,
- struct proxy_ctx *ctx,
- struct sss_domain_info *domain,
- gid_t *gids, int num_gids)
-{
- struct tevent_req *req, *subreq;
- struct get_groups_state *state;
-
- req = tevent_req_create(mem_ctx, &state, struct get_groups_state);
- if (!req) return NULL;
-
- state->ev = ev;
- state->handle = handle;
- state->ctx = ctx;
- state->domain = domain;
- state->gids = gids;
- state->num_gids = num_gids;
- state->cur_gid = 0;
-
- subreq = get_group_from_gid_send(state, ev, handle, ctx, domain, gids[0]);
- if (!subreq) {
- talloc_zfree(req);
- return NULL;
- }
- tevent_req_set_callback(subreq, get_groups_by_gid_process, req);
-
- return req;
-}
-
-static void get_groups_by_gid_process(struct tevent_req *subreq)
-{
- struct tevent_req *req = tevent_req_callback_data(subreq,
- struct tevent_req);
- struct get_groups_state *state = tevent_req_data(req,
- struct get_groups_state);
- int ret;
-
- ret = get_group_from_gid_recv(subreq);
- talloc_zfree(subreq);
- if (ret) {
- tevent_req_error(req, ret);
- return;
- }
-
- state->cur_gid++;
- if (state->cur_gid >= state->num_gids) {
- tevent_req_done(req);
- return;
- }
-
- subreq = get_group_from_gid_send(state,
- state->ev, state->handle,
- state->ctx, state->domain,
- state->gids[state->cur_gid]);
- if (!subreq) {
- tevent_req_error(req, ENOMEM);
- return;
- }
- tevent_req_set_callback(subreq, get_groups_by_gid_process, req);
-}
-
-static int get_groups_by_gid_recv(struct tevent_req *req)
-{
- TEVENT_REQ_RETURN_ON_ERROR(req);
-
- return EOK;
-}
-
-static struct tevent_req *get_group_from_gid_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct sysdb_handle *handle,
- struct proxy_ctx *ctx,
- struct sss_domain_info *domain,
- gid_t gid)
-{
- struct tevent_req *req;
- struct proxy_state *state;
- struct sss_domain_info *dom = ctx->be->domain;
- enum nss_status status;
- char *buffer;
- char *newbuf;
- size_t buflen;
- bool delete_group = false;
- struct sysdb_attrs *members;
- int ret;
-
- req = tevent_req_create(mem_ctx, &state, struct proxy_state);
- if (!req) return NULL;
-
- memset(state, 0, sizeof(struct proxy_state));
-
- state->ev = ev;
- state->handle = handle;
- state->ctx = ctx;
- state->domain = domain;
- state->gid = gid;
-
- state->grp = talloc(state, struct group);
- if (!state->grp) {
- ret = ENOMEM;
- goto fail;
- }
-
- buflen = DEFAULT_BUFSIZE;
- buffer = talloc_size(state, buflen);
- if (!buffer) {
- ret = ENOMEM;
- goto fail;
- }
-
-again:
- /* always zero out the grp structure */
- memset(state->grp, 0, sizeof(struct group));
-
- status = ctx->ops.getgrgid_r(state->gid, state->grp,
- buffer, buflen, &ret);
-
- switch (status) {
- case NSS_STATUS_TRYAGAIN:
- /* buffer too small ? */
- if (buflen < MAX_BUF_SIZE) {
- buflen *= 2;
- }
- if (buflen > MAX_BUF_SIZE) {
- buflen = MAX_BUF_SIZE;
- }
- newbuf = talloc_realloc_size(state, buffer, buflen);
- if (!newbuf) {
- ret = ENOMEM;
- goto fail;
- }
- buffer = newbuf;
- goto again;
-
- case NSS_STATUS_NOTFOUND:
-
- delete_group = true;
- break;
-
- case NSS_STATUS_SUCCESS:
-
- /* gid=0 is an invalid value */
- /* also check that the id is in the valid range for this domain */
- if (OUT_OF_ID_RANGE(state->grp->gr_gid, dom->id_min, dom->id_max)) {
-
- DEBUG(2, ("Group [%s] filtered out! (id out of range)\n",
- state->grp->gr_name));
- delete_group = true;
- break;
- }
+ pwd->pw_name, num_gids));
- if (state->grp->gr_mem && state->grp->gr_mem[0]) {
- members = sysdb_new_attrs(state);
- if (!members) {
- ret = ENOMEM;
- goto fail;
- }
- ret = sysdb_attrs_users_from_str_list(members, SYSDB_MEMBER,
- state->domain->name,
- (const char **)state->grp->gr_mem);
+ for (i = 0; i < num_gids; i++) {
+ ret = get_gr_gid(memctx, ctx, sysdb, dom, gids[i]);
if (ret) {
- goto fail;
+ return ret;
}
- } else {
- members = NULL;
- }
-
- ret = sysdb_store_group(state, state->sysdb,
- state->domain,
- state->grp->gr_name,
- state->grp->gr_gid,
- members,
- ctx->entry_cache_timeout);
- if (ret) {
- goto fail;
}
break;
- case NSS_STATUS_UNAVAIL:
- /* "remote" backend unavailable. Enter offline mode */
- ret = ENXIO;
- goto fail;
-
default:
- DEBUG(2, ("proxy -> getgrgid_r failed for '%d' <%d>\n",
- state->gid, status));
+ DEBUG(2, ("proxy -> initgroups_dyn failed (%d)[%s]\n",
+ ret, strerror(ret)));
ret = EIO;
- goto fail;
- }
-
- if (delete_group) {
- ret = sysdb_delete_group(state, state->sysdb,
- state->domain, NULL, state->gid);
- if (ret) {
- goto fail;
- }
+ break;
}
- tevent_req_done(req);
- tevent_req_post(req, ev);
- return req;
-
-fail:
- tevent_req_error(req, ret);
- tevent_req_post(req, ev);
- return req;
-}
-
-static int get_group_from_gid_recv(struct tevent_req *req)
-{
- TEVENT_REQ_RETURN_ON_ERROR(req);
-
- return EOK;
+ return ret;
}
-
/* =Proxy_Id-Functions====================================================*/
-static void proxy_get_account_info_done(struct tevent_req *subreq);
-
-/* TODO: See if we can use async_req code */
static void proxy_get_account_info(struct be_req *breq)
{
- struct tevent_req *subreq;
struct be_acct_req *ar;
struct proxy_ctx *ctx;
struct tevent_context *ev;
@@ -1907,6 +1288,7 @@ static void proxy_get_account_info(struct be_req *breq)
struct sss_domain_info *domain;
uid_t uid;
gid_t gid;
+ int ret;
ar = talloc_get_type(breq->req_data, struct be_acct_req);
ctx = talloc_get_type(breq->be_ctx->bet_info[BET_ID].pvt_bet_data, struct proxy_ctx);
@@ -1928,26 +1310,9 @@ static void proxy_get_account_info(struct be_req *breq)
switch (ar->filter_type) {
case BE_FILTER_NAME:
if (strchr(ar->filter_value, '*')) {
- subreq = enum_users_send(breq, ev, ctx,
- sysdb, domain);
- if (!subreq) {
- return proxy_reply(breq, DP_ERR_FATAL,
- ENOMEM, "Out of memory");
- }
- tevent_req_set_callback(subreq,
- proxy_get_account_info_done, breq);
- return;
+ ret = enum_users(breq, ctx, sysdb, domain);
} else {
- subreq = get_pw_name_send(breq, ev, ctx,
- sysdb, domain,
- ar->filter_value);
- if (!subreq) {
- return proxy_reply(breq, DP_ERR_FATAL,
- ENOMEM, "Out of memory");
- }
- tevent_req_set_callback(subreq,
- proxy_get_account_info_done, breq);
- return;
+ ret = get_pw_name(breq, ctx, sysdb, domain, ar->filter_value);
}
break;
@@ -1963,15 +1328,7 @@ static void proxy_get_account_info(struct be_req *breq)
return proxy_reply(breq, DP_ERR_FATAL,
EINVAL, "Invalid attr type");
}
- subreq = get_pw_uid_send(breq, ev, ctx,
- sysdb, domain, uid);
- if (!subreq) {
- return proxy_reply(breq, DP_ERR_FATAL,
- ENOMEM, "Out of memory");
- }
- tevent_req_set_callback(subreq,
- proxy_get_account_info_done, breq);
- return;
+ ret = get_pw_uid(breq, ctx, sysdb, domain, uid);
}
break;
default:
@@ -1984,26 +1341,9 @@ static void proxy_get_account_info(struct be_req *breq)
switch (ar->filter_type) {
case BE_FILTER_NAME:
if (strchr(ar->filter_value, '*')) {
- subreq = enum_groups_send(breq, ev, ctx,
- sysdb, domain);
- if (!subreq) {
- return proxy_reply(breq, DP_ERR_FATAL,
- ENOMEM, "Out of memory");
- }
- tevent_req_set_callback(subreq,
- proxy_get_account_info_done, breq);
- return;
+ ret = enum_groups(breq, ctx, sysdb, domain);
} else {
- subreq = get_gr_name_send(breq, ev, ctx,
- sysdb, domain,
- ar->filter_value);
- if (!subreq) {
- return proxy_reply(breq, DP_ERR_FATAL,
- ENOMEM, "Out of memory");
- }
- tevent_req_set_callback(subreq,
- proxy_get_account_info_done, breq);
- return;
+ ret = get_gr_name(breq, ctx, sysdb, domain, ar->filter_value);
}
break;
case BE_FILTER_IDNUM:
@@ -2018,15 +1358,7 @@ static void proxy_get_account_info(struct be_req *breq)
return proxy_reply(breq, DP_ERR_FATAL,
EINVAL, "Invalid attr type");
}
- subreq = get_gr_gid_send(breq, ev, ctx,
- sysdb, domain, gid);
- if (!subreq) {
- return proxy_reply(breq, DP_ERR_FATAL,
- ENOMEM, "Out of memory");
- }
- tevent_req_set_callback(subreq,
- proxy_get_account_info_done, breq);
- return;
+ ret = get_gr_gid(breq, ctx, sysdb, domain, gid);
}
break;
default:
@@ -2048,31 +1380,14 @@ static void proxy_get_account_info(struct be_req *breq)
return proxy_reply(breq, DP_ERR_FATAL,
ENODEV, "Initgroups call not supported");
}
- subreq = get_initgr_send(breq, ev, ctx, sysdb,
- domain, ar->filter_value);
- if (!subreq) {
- return proxy_reply(breq, DP_ERR_FATAL,
- ENOMEM, "Out of memory");
- }
- tevent_req_set_callback(subreq,
- proxy_get_account_info_done, breq);
- return;
+ ret = get_initgr(breq, ctx, sysdb, domain, ar->filter_value);
+ break;
default: /*fail*/
- break;
+ return proxy_reply(breq, DP_ERR_FATAL,
+ EINVAL, "Invalid request type");
}
- return proxy_reply(breq, DP_ERR_FATAL,
- EINVAL, "Invalid request type");
-}
-
-static void proxy_get_account_info_done(struct tevent_req *subreq)
-{
- struct be_req *breq = tevent_req_callback_data(subreq,
- struct be_req);
- int ret;
- ret = proxy_default_recv(subreq);
- talloc_zfree(subreq);
if (ret) {
if (ret == ENXIO) {
DEBUG(2, ("proxy returned UNAVAIL error, going offline!\n"));