summaryrefslogtreecommitdiff
path: root/src/nshd
diff options
context:
space:
mode:
Diffstat (limited to 'src/nshd')
-rw-r--r--src/nshd/hackers_git/hackers_parse.go43
-rw-r--r--src/nshd/hackers_git/name2gid.go41
2 files changed, 81 insertions, 3 deletions
diff --git a/src/nshd/hackers_git/hackers_parse.go b/src/nshd/hackers_git/hackers_parse.go
index efc30a5..5152b55 100644
--- a/src/nshd/hackers_git/hackers_parse.go
+++ b/src/nshd/hackers_git/hackers_parse.go
@@ -1,13 +1,50 @@
package hackers_git
import (
- _ "gopkg.in/yaml.v2"
+ "fmt"
+ yaml "gopkg.in/yaml.v2"
+ "io/ioutil"
"nslcd_proto"
+ "os"
)
-func load_user_yaml(filename string) (nslcd_proto.Passwd, error) {
+type yaml_user struct {
+ username string
+ fullname string
+ shell string
+ groups []string
+}
+
+func filename2uid(filename string) int32 {
// TODO
- return nslcd_proto.Passwd{}, nil
+ return 0
+}
+
+func load_user_yaml(filename string) (ret nslcd_proto.Passwd, err error) {
+ ret.UID = filename2uid(filename)
+ if ret.UID < 0 {
+ err = fmt.Errorf("Invalid user filename: %q", filename)
+ return
+ }
+ file, err := os.Open(filename)
+ if err != nil {
+ return
+ }
+ contents, err := ioutil.ReadAll(file)
+ if err != nil {
+ return
+ }
+ var user yaml_user
+ err = yaml.Unmarshal(contents, &user)
+
+ ret.Name = user.username
+ ret.Password = "x"
+ ret.GID = name2gid("users")
+ ret.GECOS = user.fullname
+ ret.HomeDir = "/home/" + ret.Name
+ ret.Shell = user.shell
+
+ return
}
func load_user_password(filename string) string {
diff --git a/src/nshd/hackers_git/name2gid.go b/src/nshd/hackers_git/name2gid.go
new file mode 100644
index 0000000..b33e6aa
--- /dev/null
+++ b/src/nshd/hackers_git/name2gid.go
@@ -0,0 +1,41 @@
+package hackers_git
+
+import (
+ "syscall"
+ "unsafe"
+)
+
+//#include <stdlib.h> /* free */
+//#include <unistd.h> /* sysconf */
+//#include <grp.h> /* getgrnam_r */
+import "C"
+
+func name2gid(name string) (gid int32) {
+ nameC := C.CString(name)
+ defer C.free(unsafe.Pointer(nameC))
+
+ gid = -1
+ buflen := C.sysconf(C._SC_GETGR_R_SIZE_MAX)
+ if buflen < 1 {
+ buflen = 1024
+ }
+ buf := make([]byte, buflen)
+ var grp C.struct_group
+ var ret *C.struct_group
+ for {
+ success, errno := C.getgrnam_r(nameC, &grp, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(buflen), &ret)
+ if success >= 0 {
+ break
+ }
+ if errno == syscall.ERANGE {
+ buflen += 256
+ buf = make([]byte, buflen)
+ } else {
+ return
+ }
+ }
+ if ret != nil {
+ gid = int32(ret.gr_gid)
+ }
+ return
+}