diff options
| -rw-r--r-- | libglusterfs/src/protocol.h | 14 | ||||
| -rw-r--r-- | libglusterfs/src/stack.h | 6 | ||||
| -rw-r--r-- | xlators/protocol/client/src/client-protocol.c | 19 | ||||
| -rw-r--r-- | xlators/protocol/server/src/server-protocol.c | 21 |
4 files changed, 60 insertions, 0 deletions
diff --git a/libglusterfs/src/protocol.h b/libglusterfs/src/protocol.h index ede5adae4..450e38731 100644 --- a/libglusterfs/src/protocol.h +++ b/libglusterfs/src/protocol.h @@ -959,10 +959,24 @@ typedef struct { typedef struct { } __attribute__((packed)) gf_cbk_forget_rsp_t; +/* This corresponds to the max 16 number of group IDs that are sent through an + * RPC request. Since NFS is the only one going to set this, we can be safe + * in keeping this size hardcoded. + */ +#define GF_REQUEST_MAXGROUPS 16 + typedef struct { uint32_t pid; uint32_t uid; uint32_t gid; + + /* Number of groups being sent through the array above. */ + uint32_t ngrps; + + /* Array of groups to which the uid belongs apart from the primary group + * in gid. + */ + uint32_t groups[GF_REQUEST_MAXGROUPS]; } __attribute__ ((packed)) gf_hdr_req_t; diff --git a/libglusterfs/src/stack.h b/libglusterfs/src/stack.h index d4941a39f..0af9ed359 100644 --- a/libglusterfs/src/stack.h +++ b/libglusterfs/src/stack.h @@ -42,6 +42,7 @@ typedef struct _call_pool_t call_pool_t; #include "list.h" #include "common-utils.h" #include "globals.h" +#include "protocol.h" typedef int32_t (*ret_fn_t) (call_frame_t *frame, @@ -92,6 +93,8 @@ struct _call_stack_t { uid_t uid; gid_t gid; pid_t pid; + uint32_t ngrps; + uint32_t groups[GF_REQUEST_MAXGROUPS]; call_frame_t frames; int32_t op; @@ -253,6 +256,9 @@ copy_frame (call_frame_t *frame) newstack->uid = oldstack->uid; newstack->gid = oldstack->gid; newstack->pid = oldstack->pid; + newstack->ngrps = oldstack->ngrps; + memcpy (newstack->groups, oldstack->groups, + sizeof (uint32_t) * GF_REQUEST_MAXGROUPS); newstack->unique = oldstack->unique; newstack->frames.this = frame->this; diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c index d0f33e730..3ad41009c 100644 --- a/xlators/protocol/client/src/client-protocol.c +++ b/xlators/protocol/client/src/client-protocol.c @@ -539,6 +539,24 @@ out: } int +client_encode_groups (call_frame_t *frame, gf_hdr_common_t *hdr) +{ + int i = 0; + if ((!frame) || (!hdr)) + return -1; + + hdr->req.ngrps = hton32 (frame->root->ngrps); + if (frame->root->ngrps == 0) + return 0; + + for (; i < frame->root->ngrps; ++i) + hdr->req.groups[i] = hton32 (frame->root->groups[i]); + + return 0; +} + + +int protocol_client_xfer (call_frame_t *frame, xlator_t *this, transport_t *trans, int type, int op, gf_hdr_common_t *hdr, size_t hdrlen, @@ -572,6 +590,7 @@ protocol_client_xfer (call_frame_t *frame, xlator_t *this, transport_t *trans, hdr->req.uid = hton32 (frame->root->uid); hdr->req.gid = hton32 (frame->root->gid); hdr->req.pid = hton32 (frame->root->pid); + client_encode_groups (frame, hdr); } if (conn->connected == 0) diff --git a/xlators/protocol/server/src/server-protocol.c b/xlators/protocol/server/src/server-protocol.c index b7b644765..94a1ded32 100644 --- a/xlators/protocol/server/src/server-protocol.c +++ b/xlators/protocol/server/src/server-protocol.c @@ -6108,6 +6108,26 @@ out: return frame; } + +int +server_decode_groups (call_frame_t *frame, gf_hdr_common_t *hdr) +{ + int i = 0; + + if ((!frame) || (!hdr)) + return 0; + + frame->root->ngrps = ntoh32 (hdr->req.ngrps); + if (frame->root->ngrps == 0) + return 0; + + for (; i < frame->root->ngrps; ++i) + frame->root->groups[i] = ntoh32 (hdr->req.groups[i]); + + return 0; +} + + /* * get_frame_for_call - create a frame into the capable of * generating and replying the reply packet by itself. @@ -6134,6 +6154,7 @@ get_frame_for_call (transport_t *trans, gf_hdr_common_t *hdr) frame->root->unique = ntoh64 (hdr->callid); /* which call */ frame->root->gid = ntoh32 (hdr->req.gid); frame->root->pid = ntoh32 (hdr->req.pid); + server_decode_groups (frame, hdr); return frame; } |