diff options
Diffstat (limited to 'api/src/glfs-fops.c')
| -rw-r--r-- | api/src/glfs-fops.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/api/src/glfs-fops.c b/api/src/glfs-fops.c index 272e75c818c..d3255d18c0f 100644 --- a/api/src/glfs-fops.c +++ b/api/src/glfs-fops.c @@ -24,6 +24,7 @@ #include <glusterfs/compat-errno.h> #include <limits.h> #include "glusterfs3.h" +#include <glusterfs/iatt.h> #ifdef NAME_MAX #define GF_NAME_MAX NAME_MAX @@ -206,6 +207,90 @@ glfs_iatt_to_stat(struct glfs *fs, struct iatt *iatt, struct stat *stat) stat->st_dev = fs->dev_id; } +void +glfs_iatt_to_statx(struct glfs *fs, struct iatt *iatt, struct glfs_stat *statx) +{ + statx->glfs_st_mask = 0; + + statx->glfs_st_mode = 0; + if (IATT_TYPE_VALID(iatt->ia_flags)) { + statx->glfs_st_mode |= st_mode_type_from_ia(iatt->ia_type); + statx->glfs_st_mask |= GLFS_STAT_TYPE; + } + + if (IATT_MODE_VALID(iatt->ia_flags)) { + statx->glfs_st_mode |= st_mode_prot_from_ia(iatt->ia_prot); + statx->glfs_st_mask |= GLFS_STAT_MODE; + } + + if (IATT_NLINK_VALID(iatt->ia_flags)) { + statx->glfs_st_nlink = iatt->ia_nlink; + statx->glfs_st_mask |= GLFS_STAT_NLINK; + } + + if (IATT_UID_VALID(iatt->ia_flags)) { + statx->glfs_st_uid = iatt->ia_uid; + statx->glfs_st_mask |= GLFS_STAT_UID; + } + + if (IATT_GID_VALID(iatt->ia_flags)) { + statx->glfs_st_gid = iatt->ia_gid; + statx->glfs_st_mask |= GLFS_STAT_GID; + } + + if (IATT_ATIME_VALID(iatt->ia_flags)) { + statx->glfs_st_atime.tv_sec = iatt->ia_atime; + statx->glfs_st_atime.tv_nsec = iatt->ia_atime_nsec; + statx->glfs_st_mask |= GLFS_STAT_ATIME; + } + + if (IATT_MTIME_VALID(iatt->ia_flags)) { + statx->glfs_st_mtime.tv_sec = iatt->ia_mtime; + statx->glfs_st_mtime.tv_nsec = iatt->ia_mtime_nsec; + statx->glfs_st_mask |= GLFS_STAT_MTIME; + } + + if (IATT_CTIME_VALID(iatt->ia_flags)) { + statx->glfs_st_ctime.tv_sec = iatt->ia_ctime; + statx->glfs_st_ctime.tv_nsec = iatt->ia_ctime_nsec; + statx->glfs_st_mask |= GLFS_STAT_CTIME; + } + + if (IATT_BTIME_VALID(iatt->ia_flags)) { + statx->glfs_st_btime.tv_sec = iatt->ia_btime; + statx->glfs_st_btime.tv_nsec = iatt->ia_btime_nsec; + statx->glfs_st_mask |= GLFS_STAT_BTIME; + } + + if (IATT_INO_VALID(iatt->ia_flags)) { + statx->glfs_st_ino = iatt->ia_ino; + statx->glfs_st_mask |= GLFS_STAT_INO; + } + + if (IATT_SIZE_VALID(iatt->ia_flags)) { + statx->glfs_st_size = iatt->ia_size; + statx->glfs_st_mask |= GLFS_STAT_SIZE; + } + + if (IATT_BLOCKS_VALID(iatt->ia_flags)) { + statx->glfs_st_blocks = iatt->ia_blocks; + statx->glfs_st_mask |= GLFS_STAT_BLOCKS; + } + + /* unconditionally present, encode as is */ + statx->glfs_st_blksize = iatt->ia_blksize; + statx->glfs_st_rdev_major = ia_major(iatt->ia_rdev); + statx->glfs_st_rdev_minor = ia_minor(iatt->ia_rdev); + statx->glfs_st_dev_major = ia_major(fs->dev_id); + statx->glfs_st_dev_minor = ia_minor(fs->dev_id); + + /* At present we do not read any localFS attributes and pass them along, + * so setting this to 0. As we start supporting file attributes we can + * populate the same here as well */ + statx->glfs_st_attributes = 0; + statx->glfs_st_attributes_mask = 0; +} + int glfs_loc_unlink(loc_t *loc) { @@ -456,6 +541,61 @@ invalid_fs: GFAPI_SYMVER_PUBLIC_DEFAULT(glfs_stat, 3.4.0); int +priv_glfs_statx(struct glfs *fs, const char *path, unsigned int mask, + struct glfs_stat *statxbuf) +{ + int ret = -1; + xlator_t *subvol = NULL; + loc_t loc = { + 0, + }; + struct iatt iatt = { + 0, + }; + int reval = 0; + + DECLARE_OLD_THIS; + __GLFS_ENTRY_VALIDATE_FS(fs, invalid_fs); + + if (path == NULL) { + ret = -1; + errno = EINVAL; + goto out; + } + + if (mask & ~GLFS_STAT_ALL) { + ret = -1; + errno = EINVAL; + goto out; + } + + subvol = glfs_active_subvol(fs); + if (!subvol) { + ret = -1; + errno = EIO; + goto out; + } + +retry: + ret = glfs_resolve(fs, subvol, path, &loc, &iatt, reval); + ESTALE_RETRY(ret, errno, reval, &loc, retry); + + if (ret == 0 && statxbuf) + glfs_iatt_to_statx(fs, &iatt, statxbuf); +out: + loc_wipe(&loc); + + glfs_subvol_done(fs, subvol); + + __GLFS_EXIT_FS; + +invalid_fs: + return ret; +} + +GFAPI_SYMVER_PRIVATE_DEFAULT(glfs_statx, future); + +int pub_glfs_fstat(struct glfs_fd *glfd, struct stat *stat) { int ret = -1; |