From 4969b2891f8df93f78b94dc44dbf0543465255f5 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Fri, 10 Sep 2021 23:29:11 +0000
Subject:  Fix, test and document nsssd-switch

Signed-off-by: Laurent Bercot <ska@appnovation.com>
---
 src/tests/test-nsssd-switch.baseline |  8 +++-
 src/tests/test-nsssd-switch.c        | 84 +++++++++++++++++++++++++++++++++++-
 src/tests/test-nsssd-switch.wrapper  |  6 +--
 src/tests/test-switch.wrapper        |  6 +--
 4 files changed, 96 insertions(+), 8 deletions(-)
 mode change 120000 => 100755 src/tests/test-nsssd-switch.baseline
 mode change 120000 => 100644 src/tests/test-nsssd-switch.c

(limited to 'src/tests')

diff --git a/src/tests/test-nsssd-switch.baseline b/src/tests/test-nsssd-switch.baseline
deleted file mode 120000
index 28f1c7a..0000000
--- a/src/tests/test-nsssd-switch.baseline
+++ /dev/null
@@ -1 +0,0 @@
-test-switch.baseline
\ No newline at end of file
diff --git a/src/tests/test-nsssd-switch.baseline b/src/tests/test-nsssd-switch.baseline
new file mode 100755
index 0000000..31fba7e
--- /dev/null
+++ b/src/tests/test-nsssd-switch.baseline
@@ -0,0 +1,7 @@
+#!/bin/sh -e
+
+cat /etc/passwd
+echo
+id -u root
+echo
+cat /etc/group
diff --git a/src/tests/test-nsssd-switch.c b/src/tests/test-nsssd-switch.c
deleted file mode 120000
index 08323c4..0000000
--- a/src/tests/test-nsssd-switch.c
+++ /dev/null
@@ -1 +0,0 @@
-test-switch.c
\ No newline at end of file
diff --git a/src/tests/test-nsssd-switch.c b/src/tests/test-nsssd-switch.c
new file mode 100644
index 0000000..e4289e4
--- /dev/null
+++ b/src/tests/test-nsssd-switch.c
@@ -0,0 +1,83 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/buffer.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/stralloc.h>
+#include <skalibs/genalloc.h>
+#include <skalibs/lolstdio.h>
+#include <skalibs/tai.h>
+#include <nsss/pwd-def.h>
+#include <nsss/grp-def.h>
+#include <nsss/nsss-switch.h>
+
+#define S "./.test-nsssd-switch-socket"
+
+int main (void)
+{
+  nsss_switch_t a = NSSS_SWITCH_ZERO ;
+  stralloc sa = STRALLOC_ZERO ;
+  genalloc ga = GENALLOC_ZERO ;
+  tain deadline ;
+  PROG = "test-nsssd-switch" ;
+  tain_now_set_stopwatch_g() ;
+  tain_from_millisecs(&deadline, 10000) ;
+  tain_add_g(&deadline, &deadline) ;
+
+  if (!nsss_switch_start_g(&a, NSSS_SWITCH_PWD, S, &deadline))
+    strerr_diefu1sys(111, "nsss_switch_start") ;
+
+  for (;;)
+  {
+    struct passwd pw ;
+    errno = 0 ;
+    if (!nsss_switch_pwd_get_g(&a, &pw, &sa, &deadline)) break ;
+    lolprintf("%s:%s:%d:%d:%s:%s:%s\n", pw.pw_name, pw.pw_passwd, (int)pw.pw_uid, (int)pw.pw_gid, pw.pw_gecos, pw.pw_dir, pw.pw_shell) ;
+    sa.len = 0 ;
+  }
+  if (errno)
+    strerr_diefu1sys(111, "nsss_switch_pwd_get") ;
+  if (!nsss_switch_pwd_end_g(&a, &deadline))
+    strerr_diefu1sys(111, "nsss_switch_pwd_end") ;
+  lolprintf("\n") ;
+
+  {
+    struct passwd pw ;
+    if (!nsss_switch_pwd_getbyname_g(&a, &pw, &sa, "root", &deadline))
+      strerr_diefu1sys(111, "nsss_switch_pwd_getbyname") ;
+    lolprintf("%u\n\n", (unsigned int)pw.pw_uid) ;
+    sa.len = 0 ;
+  }
+
+  if (!nsss_switch_start_g(&a, NSSS_SWITCH_GRP, S, &deadline))
+    strerr_diefu1sys(111, "nsss_switch_start") ;
+  nsss_switch_end(&a, NSSS_SWITCH_PWD) ;
+  buffer_flush(buffer_1) ;
+
+  for (;;)
+  {
+    struct group gr ;
+    char **p ;
+    errno = 0 ;
+    if (!nsss_switch_grp_get_g(&a, &gr, &sa, &ga, &deadline)) break ;
+    p = gr.gr_mem ;
+    lolprintf("%s:%s:%d:", gr.gr_name, gr.gr_passwd, (int)gr.gr_gid) ;
+    buffer_flush(buffer_1) ;
+    if (*p)
+    {
+      while (*p) lolprintf("%s,", *p++) ;
+      buffer_unput(buffer_1, 1) ;
+    }
+    buffer_put(buffer_1, "\n", 1) ;
+    sa.len = 0 ;
+    genalloc_setlen(char *, &ga, 0) ;
+  }
+  if (errno)
+    strerr_diefu1sys(111, "nsss_switch_grp_get") ;
+  if (!nsss_switch_grp_end_g(&a, &deadline))
+    strerr_diefu1sys(111, "nsss_switch_grp_end") ;
+  nsss_switch_end(&a, NSSS_SWITCH_GRP) ;
+
+  buffer_flush(buffer_1) ;  
+  return 0 ;
+}
diff --git a/src/tests/test-nsssd-switch.wrapper b/src/tests/test-nsssd-switch.wrapper
index 8e05937..509bf18 100755
--- a/src/tests/test-nsssd-switch.wrapper
+++ b/src/tests/test-nsssd-switch.wrapper
@@ -1,13 +1,13 @@
 #!/bin/sh -e
 
-S=./.test-switch-socket
-F=./.test-switch-fifo
+S=./.test-nsssd-switch-socket
+F=./.test-nsssd-switch-fifo
 
 pid=0
 
 cleanup () {
   kill $pid
-  rm -f $S
+  rm -f ${S} ${S}.lock
 }
 
 mkfifo $F
diff --git a/src/tests/test-switch.wrapper b/src/tests/test-switch.wrapper
index 5117400..387595f 100755
--- a/src/tests/test-switch.wrapper
+++ b/src/tests/test-switch.wrapper
@@ -1,4 +1,4 @@
-#!/bin/sh -e
+#!/bin/sh -ex
 
 S=./.test-switch-socket
 F=./.test-switch-fifo
@@ -7,13 +7,13 @@ pid=0
 
 cleanup () {
   kill $pid
-  rm -f $S
+  rm -f ${S} ${S}.lock
 }
 
 mkfifo $F
 head -n 1 < $F >/dev/null &
 pid=$!
-s6-ipcserver -1 -- $S ./nsssd-unix > $F &
+s6-ipcserver -1 -- ${S} ./nsssd-unix > $F &
 wait $pid
 pid=$!
 rm -f $F
-- 
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