From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Price Date: Mon, 16 May 2011 15:41:32 +0100 Subject: [Cluster-devel] [PATCH] gfs2_utils: More error handling improvements Message-ID: <1305556892-18149-1-git-send-email-anprice@redhat.com> List-Id: To: cluster-devel.redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Remove a call to die() from dir_e_add() and return an error code instead. Check the error code up the call tree and add more context-specific error reporting in the applications. Signed-off-by: Andrew Price --- gfs2/convert/gfs2_convert.c | 47 ++++++++++++-- gfs2/fsck/initialize.c | 143 +++++++++++++++++++++++++++++++++++-------- gfs2/fsck/lost_n_found.c | 22 ++++++- gfs2/fsck/pass1.c | 7 ++- gfs2/fsck/pass2.c | 14 ++++- gfs2/fsck/pass3.c | 9 ++- gfs2/libgfs2/fs_ops.c | 33 +++++++--- gfs2/libgfs2/libgfs2.h | 2 +- gfs2/libgfs2/structures.c | 49 ++++++++++++++- gfs2/mkfs/main_mkfs.c | 36 +++++++++-- 10 files changed, 299 insertions(+), 63 deletions(-) diff --git a/gfs2/convert/gfs2_convert.c b/gfs2/convert/gfs2_convert.c index 64dfe32..77103f3 100644 --- a/gfs2/convert/gfs2_convert.c +++ b/gfs2/convert/gfs2_convert.c @@ -1888,12 +1888,15 @@ static void remove_obsolete_gfs1(struct gfs2_sbd *sbp) /* ------------------------------------------------------------------------- */ /* lifted from libgfs2/structures.c */ /* ------------------------------------------------------------------------- */ -static void conv_build_jindex(struct gfs2_sbd *sdp) +static int conv_build_jindex(struct gfs2_sbd *sdp) { unsigned int j; sdp->md.jiinode = createi(sdp->master_dir, "jindex", S_IFDIR | 0700, GFS2_DIF_SYSTEM); + if (sdp->md.jiinode == NULL) { + return errno; + } sdp->md.journal = malloc(sdp->md.journals * sizeof(struct gfs2_inode *)); @@ -1919,6 +1922,7 @@ static void conv_build_jindex(struct gfs2_sbd *sdp) } inode_put(&sdp->md.jiinode); + return 0; } static unsigned int total_file_blocks(struct gfs2_sbd *sdp, @@ -2210,19 +2214,48 @@ int main(int argc, char **argv) build_master(&sb2); /* Does not do inode_put */ sb2.sd_sb.sb_master_dir = sb2.master_dir->i_di.di_num; /* Build empty journal index file. */ - conv_build_jindex(&sb2); + error = conv_build_jindex(&sb2); + if (error) { + log_crit("Error: could not build jindex: %s\n", strerror(error)); + exit(-1); + } log_notice("Building GFS2 file system structures.\n"); /* Build the per-node directories */ - build_per_node(&sb2); + error = build_per_node(&sb2); + if (error) { + log_crit("Error building per-node directories: %s\n", + strerror(error)); + exit(-1); + } /* Create the empty inode number file */ - build_inum(&sb2); /* Does not do inode_put */ + error = build_inum(&sb2); /* Does not do inode_put */ + if (error) { + log_crit("Error building inum inode: %s\n", + strerror(error)); + exit(-1); + } /* Create the statfs file */ - build_statfs(&sb2); /* Does not do inode_put */ + error = build_statfs(&sb2); /* Does not do inode_put */ + if (error) { + log_crit("Error building statfs inode: %s\n", + strerror(error)); + exit(-1); + } /* Create the resource group index file */ - build_rindex(&sb2); + error = build_rindex(&sb2); + if (error) { + log_crit("Error building rindex inode: %s\n", + strerror(error)); + exit(-1); + } /* Create the quota file */ - build_quota(&sb2); + error = build_quota(&sb2); + if (error) { + log_crit("Error building quota inode: %s\n", + strerror(error)); + exit(-1); + } /* Copy out the master dinode */ { diff --git a/gfs2/fsck/initialize.c b/gfs2/fsck/initialize.c index 9fe7776..c5dc7ef 100644 --- a/gfs2/fsck/initialize.c +++ b/gfs2/fsck/initialize.c @@ -320,6 +320,7 @@ static int rebuild_master(struct gfs2_sbd *sdp) { struct gfs2_inum inum; struct gfs2_buffer_head *bh; + int err = 0; log_err(_("The system master directory seems to be destroyed.\n")); if (!query(_("Okay to rebuild it? (y/n)"))) { @@ -336,57 +337,110 @@ static int rebuild_master(struct gfs2_sbd *sdp) if (fix_md.jiinode) { inum.no_formal_ino = sdp->md.next_inum++; inum.no_addr = fix_md.jiinode->i_di.di_num.no_addr; - dir_add(sdp->master_dir, "jindex", 6, &inum, - IF2DT(S_IFDIR | 0700)); + err = dir_add(sdp->master_dir, "jindex", 6, &inum, + IF2DT(S_IFDIR | 0700)); + if (err) { + log_crit(_("Error adding jindex directory: %s\n"), strerror(err)); + exit(-1); + } sdp->master_dir->i_di.di_nlink++; } else { - build_jindex(sdp); + err = build_jindex(sdp); + if (err) { + log_crit(_("Error building jindex: %s\n"), strerror(err)); + exit(-1); + } } if (fix_md.pinode) { inum.no_formal_ino = sdp->md.next_inum++; inum.no_addr = fix_md.pinode->i_di.di_num.no_addr; - dir_add(sdp->master_dir, "per_node", 8, &inum, + err = dir_add(sdp->master_dir, "per_node", 8, &inum, IF2DT(S_IFDIR | 0700)); + if (err) { + log_crit(_("Error adding per_node directory: %s\n"), strerror(err)); + exit(-1); + } sdp->master_dir->i_di.di_nlink++; } else { - build_per_node(sdp); + err = build_per_node(sdp); + if (err) { + log_crit(_("Error building per_node directory: %s\n"), + strerror(err)); + exit(-1); + } } if (fix_md.inum) { inum.no_formal_ino = sdp->md.next_inum++; inum.no_addr = fix_md.inum->i_di.di_num.no_addr; - dir_add(sdp->master_dir, "inum", 4, &inum, + err = dir_add(sdp->master_dir, "inum", 4, &inum, IF2DT(S_IFREG | 0600)); + if (err) { + log_crit(_("Error adding inum inode: %s\n"), strerror(err)); + exit(-1); + } } else { - build_inum(sdp); + err = build_inum(sdp); + if (err) { + log_crit(_("Error building inum inode: %s\n"), + strerror(err)); + exit(-1); + } } if (fix_md.statfs) { inum.no_formal_ino = sdp->md.next_inum++; inum.no_addr = fix_md.statfs->i_di.di_num.no_addr; - dir_add(sdp->master_dir, "statfs", 6, &inum, + err = dir_add(sdp->master_dir, "statfs", 6, &inum, IF2DT(S_IFREG | 0600)); + if (err) { + log_crit(_("Error adding statfs inode: %s\n"), strerror(err)); + exit(-1); + } } else { - build_statfs(sdp); + err = build_statfs(sdp); + if (err) { + log_crit(_("Error building statfs inode: %s\n"), + strerror(err)); + exit(-1); + } } if (fix_md.riinode) { inum.no_formal_ino = sdp->md.next_inum++; inum.no_addr = fix_md.riinode->i_di.di_num.no_addr; - dir_add(sdp->master_dir, "rindex", 6, &inum, + err = dir_add(sdp->master_dir, "rindex", 6, &inum, IF2DT(S_IFREG | 0600)); + if (err) { + log_crit(_("Error adding rindex inode: %s\n"), strerror(err)); + exit(-1); + } } else { - build_rindex(sdp); + err = build_rindex(sdp); + if (err) { + log_crit(_("Error building rindex inode: %s\n"), + strerror(err)); + exit(-1); + } } if (fix_md.qinode) { inum.no_formal_ino = sdp->md.next_inum++; inum.no_addr = fix_md.qinode->i_di.di_num.no_addr; - dir_add(sdp->master_dir, "quota", 5, &inum, + err = dir_add(sdp->master_dir, "quota", 5, &inum, IF2DT(S_IFREG | 0600)); + if (err) { + log_crit(_("Error adding quota inode: %s\n"), strerror(err)); + exit(-1); + } } else { - build_quota(sdp); + err = build_quota(sdp); + if (err) { + log_crit(_("Error building quota inode: %s\n"), + strerror(err)); + exit(-1); + } } log_err(_("Master directory rebuilt.\n")); @@ -404,7 +458,7 @@ static int init_system_inodes(struct gfs2_sbd *sdp) uint64_t inumbuf; char *buf; struct gfs2_statfs_change sc; - int rgcount, sane = 1; + int rgcount, sane = 1, err = 0; enum rgindex_trust_level trust_lvl; uint64_t addl_mem_needed; const char *level_desc[] = { @@ -434,8 +488,14 @@ static int init_system_inodes(struct gfs2_sbd *sdp) gfs2_lookupi(sdp->master_dir, "rindex", 6, &sdp->md.riinode); if (!sdp->md.riinode) { if (query( _("The gfs2 system rindex inode is missing. " - "Okay to rebuild it? (y/n) "))) - build_rindex(sdp); + "Okay to rebuild it? (y/n) "))) { + err = build_rindex(sdp); + if (err) { + log_crit(_("Error rebuilding rindex: %s\n"), + strerror(err)); + exit(-1); + } + } } /******************************************************************* @@ -447,8 +507,14 @@ static int init_system_inodes(struct gfs2_sbd *sdp) gfs2_lookupi(sdp->master_dir, "jindex", 6, &sdp->md.jiinode); if (!sdp->md.jiinode) { if (query( _("The gfs2 system jindex inode is missing. " - "Okay to rebuild it? (y/n) "))) - build_jindex(sdp); + "Okay to rebuild it? (y/n) "))) { + err = build_jindex(sdp); + if (err) { + log_crit(_("Error rebuilding jindex: %s\n"), + strerror(err)); + exit(-1); + } + } } /* read in the ji data */ @@ -491,8 +557,14 @@ static int init_system_inodes(struct gfs2_sbd *sdp) gfs2_lookupi(sdp->master_dir, "inum", 4, &sdp->md.inum); if (!sdp->md.inum) { if (query( _("The gfs2 system inum inode is missing. " - "Okay to rebuild it? (y/n) "))) - build_inum(sdp); + "Okay to rebuild it? (y/n) "))) { + err = build_inum(sdp); + if (err) { + log_crit(_("Error rebuilding inum inode: %s\n"), + strerror(err)); + exit(-1); + } + } } /* Read inum entry into buffer */ gfs2_readi(sdp->md.inum, &inumbuf, 0, sdp->md.inum->i_di.di_size); @@ -502,9 +574,14 @@ static int init_system_inodes(struct gfs2_sbd *sdp) gfs2_lookupi(sdp->master_dir, "statfs", 6, &sdp->md.statfs); if (!sdp->md.statfs) { if (query( _("The gfs2 system statfs inode is missing. " - "Okay to rebuild it? (y/n) "))) - build_statfs(sdp); - else { + "Okay to rebuild it? (y/n) "))) { + err = build_statfs(sdp); + if (err) { + log_crit(_("Error rebuilding statfs inode: %s\n"), + strerror(err)); + exit(-1); + } + } else { log_err( _("fsck.gfs2 cannot continue without a " "valid statfs file; aborting.\n")); return FSCK_ERROR; @@ -520,15 +597,27 @@ static int init_system_inodes(struct gfs2_sbd *sdp) gfs2_lookupi(sdp->master_dir, "quota", 5, &sdp->md.qinode); if (!sdp->md.qinode) { if (query( _("The gfs2 system quota inode is missing. " - "Okay to rebuild it? (y/n) "))) - build_quota(sdp); + "Okay to rebuild it? (y/n) "))) { + err = build_quota(sdp); + if (err) { + log_crit(_("Error rebuilding quota inode: %s\n"), + strerror(err)); + exit(-1); + } + } } gfs2_lookupi(sdp->master_dir, "per_node", 8, &sdp->md.pinode); if (!sdp->md.pinode) { if (query( _("The gfs2 system per_node directory inode is " - "missing. Okay to rebuild it? (y/n) "))) - build_per_node(sdp); + "missing. Okay to rebuild it? (y/n) "))) { + err = build_per_node(sdp); + if (err) { + log_crit(_("Error rebuilding per_node directory: %s\n"), + strerror(err)); + exit(-1); + } + } } /* FIXME fill in per_node structure */ diff --git a/gfs2/fsck/lost_n_found.c b/gfs2/fsck/lost_n_found.c index 2fcae00..aea48c5 100644 --- a/gfs2/fsck/lost_n_found.c +++ b/gfs2/fsck/lost_n_found.c @@ -32,6 +32,7 @@ int add_inode_to_lf(struct gfs2_inode *ip){ uint64_t lf_blocks; struct gfs2_sbd *sdp = ip->i_sbd; struct dir_info *di; + int err = 0; if(!lf_dip) { uint8_t q; @@ -40,6 +41,12 @@ int add_inode_to_lf(struct gfs2_inode *ip){ lf_dip = createi(sdp->md.rooti, "lost+found", S_IFDIR | 0700, 0); + if (lf_dip == NULL) { + log_crit(_("Error creating lost+found: %s\n"), + strerror(errno)); + exit(-1); + } + /* createi will have incremented the di_nlink link count for the root directory. We must increment the nlink value in the hash table to keep them in sync so that pass4 can @@ -135,7 +142,13 @@ int add_inode_to_lf(struct gfs2_inode *ip){ log_warn( _("add_inode_to_lf: Unable to remove " "\"..\" directory entry.\n")); - dir_add(ip, "..", 2, &(lf_dip->i_di.di_num), DT_DIR); + err = dir_add(ip, "..", 2, &(lf_dip->i_di.di_num), DT_DIR); + if (err) { + log_crit(_("Error adding .. directory: %s\n"), + strerror(errno)); + exit(-1); + } + sprintf(tmp_name, "lost_dir_%llu", (unsigned long long)ip->i_di.di_num.no_addr); inode_type = DT_DIR; @@ -177,8 +190,13 @@ int add_inode_to_lf(struct gfs2_inode *ip){ break; } - dir_add(lf_dip, tmp_name, strlen(tmp_name), &(ip->i_di.di_num), + err = dir_add(lf_dip, tmp_name, strlen(tmp_name), &(ip->i_di.di_num), inode_type); + if (err) { + log_crit(_("Error adding directory %s: %s\n"), + tmp_name, strerror(errno)); + exit(-1); + } /* If the lf directory had new blocks added we have to mark them properly in the bitmap so they're not freed. */ if (lf_dip->i_di.di_blocks != lf_blocks) diff --git a/gfs2/fsck/pass1.c b/gfs2/fsck/pass1.c index 0134941..002a781 100644 --- a/gfs2/fsck/pass1.c +++ b/gfs2/fsck/pass1.c @@ -1280,12 +1280,17 @@ static int check_system_inode(struct gfs2_sbd *sdp, static int build_a_journal(struct gfs2_sbd *sdp) { char name[256]; + int err = 0; /* First, try to delete the journal if it's in jindex */ sprintf(name, "journal%u", sdp->md.journals); gfs2_dirent_del(sdp->md.jiinode, name, strlen(name)); /* Now rebuild it */ - build_journal(sdp, sdp->md.journals, sdp->md.jiinode); + err = build_journal(sdp, sdp->md.journals, sdp->md.jiinode); + if (err) { + log_crit(_("Error building journal: %s\n"), strerror(err)); + exit(-1); + } return 0; } diff --git a/gfs2/fsck/pass2.c b/gfs2/fsck/pass2.c index 5379ec7..d0d67ed 100644 --- a/gfs2/fsck/pass2.c +++ b/gfs2/fsck/pass2.c @@ -591,8 +591,13 @@ static int check_system_dir(struct gfs2_inode *sysinode, const char *dirname, } memcpy(filename, tmp_name, filename_len); log_warn( _("Adding '.' entry\n")); - dir_add(sysinode, filename, filename_len, + error = dir_add(sysinode, filename, filename_len, &(sysinode->i_di.di_num), DT_DIR); + if (error) { + log_err(_("Error adding directory %s: %s\n"), + filename, strerror(error)); + return -error; + } if (cur_blks != sysinode->i_di.di_blocks) reprocess_inode(sysinode, dirname); /* This system inode is linked to itself via '.' */ @@ -798,8 +803,13 @@ int pass2(struct gfs2_sbd *sbp) memcpy(filename, tmp_name, filename_len); cur_blks = ip->i_di.di_blocks; - dir_add(ip, filename, filename_len, + error = dir_add(ip, filename, filename_len, &(ip->i_di.di_num), DT_DIR); + if (error) { + log_err(_("Error adding directory %s: %s\n"), + filename, strerror(error)); + return -error; + } if (cur_blks != ip->i_di.di_blocks) { char dirname[80]; diff --git a/gfs2/fsck/pass3.c b/gfs2/fsck/pass3.c index 6c6099c..93514be 100644 --- a/gfs2/fsck/pass3.c +++ b/gfs2/fsck/pass3.c @@ -20,7 +20,7 @@ static int attach_dotdot_to(struct gfs2_sbd *sbp, uint64_t newdotdot, uint64_t olddotdot, uint64_t block) { char *filename; - int filename_len; + int filename_len, err; struct gfs2_inode *ip, *pip; uint64_t cur_blks; @@ -54,7 +54,12 @@ static int attach_dotdot_to(struct gfs2_sbd *sbp, uint64_t newdotdot, else decrement_link(olddotdot, block, _("old \"..\"")); cur_blks = ip->i_di.di_blocks; - dir_add(ip, filename, filename_len, &pip->i_di.di_num, DT_DIR); + err = dir_add(ip, filename, filename_len, &pip->i_di.di_num, DT_DIR); + if (err) { + log_err(_("Error adding directory %s: %s\n"), + filename, strerror(err)); + exit(-1); + } if (cur_blks != ip->i_di.di_blocks) { char dirname[80]; diff --git a/gfs2/libgfs2/fs_ops.c b/gfs2/libgfs2/fs_ops.c index 047fcca..60ee467 100644 --- a/gfs2/libgfs2/fs_ops.c +++ b/gfs2/libgfs2/fs_ops.c @@ -1053,7 +1053,7 @@ static int get_next_leaf(struct gfs2_inode *dip,struct gfs2_buffer_head *bh_in, return 0; } -static void dir_e_add(struct gfs2_inode *dip, const char *filename, int len, +static int dir_e_add(struct gfs2_inode *dip, const char *filename, int len, struct gfs2_inum *inum, unsigned int type) { struct gfs2_buffer_head *bh, *nbh; @@ -1062,6 +1062,7 @@ static void dir_e_add(struct gfs2_inode *dip, const char *filename, int len, uint32_t lindex; uint32_t hash; uint64_t leaf_no, bn; + int err = 0; hash = gfs2_disk_hash(filename, len); restart: @@ -1110,8 +1111,9 @@ restart: nleaf->lf_depth = leaf->lf_depth; nleaf->lf_dirent_format = cpu_to_be32(GFS2_FORMAT_DE); - if (dirent_alloc(dip, nbh, len, &dent)) - die("dir_split_leaf (3)\n"); + err = dirent_alloc(dip, nbh, len, &dent); + if (err) + return err; dip->i_di.di_blocks++; bmodified(dip->i_bh); bmodified(bh); @@ -1131,7 +1133,7 @@ restart: bmodified(bh); brelse(bh); - return; + return err; } } @@ -1199,15 +1201,16 @@ static void dir_make_exhash(struct gfs2_inode *dip) bwrite(dip->i_bh); } -static void dir_l_add(struct gfs2_inode *dip, const char *filename, int len, +static int dir_l_add(struct gfs2_inode *dip, const char *filename, int len, struct gfs2_inum *inum, unsigned int type) { struct gfs2_dirent *dent; + int err = 0; if (dirent_alloc(dip, dip->i_bh, len, &dent)) { dir_make_exhash(dip); - dir_e_add(dip, filename, len, inum, type); - return; + err = dir_e_add(dip, filename, len, inum, type); + return err; } gfs2_inum_out(inum, (char *)&dent->de_inum); @@ -1215,15 +1218,18 @@ static void dir_l_add(struct gfs2_inode *dip, const char *filename, int len, dent->de_hash = cpu_to_be32(dent->de_hash); dent->de_type = cpu_to_be16(type); memcpy((char *)(dent + 1), filename, len); + return err; } -void dir_add(struct gfs2_inode *dip, const char *filename, int len, +int dir_add(struct gfs2_inode *dip, const char *filename, int len, struct gfs2_inum *inum, unsigned int type) { + int err = 0; if (dip->i_di.di_flags & GFS2_DIF_EXHASH) - dir_e_add(dip, filename, len, inum, type); + err = dir_e_add(dip, filename, len, inum, type); else - dir_l_add(dip, filename, len, inum, type); + err = dir_l_add(dip, filename, len, inum, type); + return err; } struct gfs2_buffer_head *init_dinode(struct gfs2_sbd *sdp, @@ -1296,6 +1302,7 @@ struct gfs2_inode *createi(struct gfs2_inode *dip, const char *filename, struct gfs2_inum inum; struct gfs2_buffer_head *bh; struct gfs2_inode *ip; + int err = 0; gfs2_lookupi(dip, filename, strlen(filename), &ip); if (!ip) { @@ -1304,7 +1311,11 @@ struct gfs2_inode *createi(struct gfs2_inode *dip, const char *filename, inum.no_formal_ino = sdp->md.next_inum++; inum.no_addr = bn; - dir_add(dip, filename, strlen(filename), &inum, IF2DT(mode)); + err = dir_add(dip, filename, strlen(filename), &inum, IF2DT(mode)); + if (err) { + errno = -err; + return NULL; + } if(S_ISDIR(mode)) { bmodified(dip->i_bh); diff --git a/gfs2/libgfs2/libgfs2.h b/gfs2/libgfs2/libgfs2.h index 387e8a7..099ba48 100644 --- a/gfs2/libgfs2/libgfs2.h +++ b/gfs2/libgfs2/libgfs2.h @@ -455,7 +455,7 @@ extern int dir_search(struct gfs2_inode *dip, const char *filename, int len, unsigned int *type, struct gfs2_inum *inum); extern int gfs2_lookupi(struct gfs2_inode *dip, const char *filename, int len, struct gfs2_inode **ipp); -extern void dir_add(struct gfs2_inode *dip, const char *filename, int len, +extern int dir_add(struct gfs2_inode *dip, const char *filename, int len, struct gfs2_inum *inum, unsigned int type); extern int gfs2_dirent_del(struct gfs2_inode *dip, const char *filename, int filename_len); diff --git a/gfs2/libgfs2/structures.c b/gfs2/libgfs2/structures.c index c8a2f50..8b2c9d9 100644 --- a/gfs2/libgfs2/structures.c +++ b/gfs2/libgfs2/structures.c @@ -138,6 +138,9 @@ int build_journal(struct gfs2_sbd *sdp, int j, struct gfs2_inode *jindex) sprintf(name, "journal%u", j); sdp->md.journal[j] = createi(jindex, name, S_IFREG | 0600, GFS2_DIF_SYSTEM); + if (sdp->md.journal[j] == NULL) { + return errno; + } ret = write_journal(sdp, j, sdp->jsize << 20 >> sdp->sd_sb.sb_bsize_shift); return ret; @@ -151,6 +154,9 @@ int build_jindex(struct gfs2_sbd *sdp) jindex = createi(sdp->master_dir, "jindex", S_IFDIR | 0700, GFS2_DIF_SYSTEM); + if (jindex == NULL) { + return errno; + } sdp->md.journal = malloc(sdp->md.journals * sizeof(struct gfs2_inode *)); for (j = 0; j < sdp->md.journals; j++) { @@ -178,6 +184,9 @@ static int build_inum_range(struct gfs2_inode *per_node, unsigned int j) sprintf(name, "inum_range%u", j); ip = createi(per_node, name, S_IFREG | 0600, GFS2_DIF_SYSTEM | GFS2_DIF_JDATA); + if (ip == NULL) { + return errno; + } ip->i_di.di_size = sizeof(struct gfs2_inum_range); gfs2_dinode_out(&ip->i_di, ip->i_bh); @@ -190,7 +199,7 @@ static int build_inum_range(struct gfs2_inode *per_node, unsigned int j) return 0; } -static void build_statfs_change(struct gfs2_inode *per_node, unsigned int j) +static int build_statfs_change(struct gfs2_inode *per_node, unsigned int j) { struct gfs2_sbd *sdp = per_node->i_sbd; char name[256]; @@ -199,6 +208,9 @@ static void build_statfs_change(struct gfs2_inode *per_node, unsigned int j) sprintf(name, "statfs_change%u", j); ip = createi(per_node, name, S_IFREG | 0600, GFS2_DIF_SYSTEM | GFS2_DIF_JDATA); + if (ip == NULL) { + return errno; + } ip->i_di.di_size = sizeof(struct gfs2_statfs_change); gfs2_dinode_out(&ip->i_di, ip->i_bh); @@ -208,6 +220,7 @@ static void build_statfs_change(struct gfs2_inode *per_node, unsigned int j) } inode_put(&ip); + return 0; } static int build_quota_change(struct gfs2_inode *per_node, unsigned int j) @@ -228,6 +241,9 @@ static int build_quota_change(struct gfs2_inode *per_node, unsigned int j) sprintf(name, "quota_change%u", j); ip = createi(per_node, name, S_IFREG | 0600, GFS2_DIF_SYSTEM); + if (ip == NULL) { + return errno; + } hgt = calc_tree_height(ip, (blocks + 1) * sdp->bsize); build_height(ip, hgt); @@ -255,14 +271,27 @@ int build_per_node(struct gfs2_sbd *sdp) { struct gfs2_inode *per_node; unsigned int j; + int err; per_node = createi(sdp->master_dir, "per_node", S_IFDIR | 0700, GFS2_DIF_SYSTEM); + if (per_node == NULL) { + return errno; + } for (j = 0; j < sdp->md.journals; j++) { - build_inum_range(per_node, j); - build_statfs_change(per_node, j); - build_quota_change(per_node, j); + err = build_inum_range(per_node, j); + if (err) { + return err; + } + err = build_statfs_change(per_node, j); + if (err) { + return err; + } + err = build_quota_change(per_node, j); + if (err) { + return err; + } } if (sdp->debug) { @@ -280,6 +309,9 @@ int build_inum(struct gfs2_sbd *sdp) ip = createi(sdp->master_dir, "inum", S_IFREG | 0600, GFS2_DIF_SYSTEM | GFS2_DIF_JDATA); + if (ip == NULL) { + return errno; + } if (sdp->debug) { printf("\nInum Inode:\n"); @@ -296,6 +328,9 @@ int build_statfs(struct gfs2_sbd *sdp) ip = createi(sdp->master_dir, "statfs", S_IFREG | 0600, GFS2_DIF_SYSTEM | GFS2_DIF_JDATA); + if (ip == NULL) { + return errno; + } if (sdp->debug) { printf("\nStatFS Inode:\n"); @@ -316,6 +351,9 @@ int build_rindex(struct gfs2_sbd *sdp) ip = createi(sdp->master_dir, "rindex", S_IFREG | 0600, GFS2_DIF_SYSTEM | GFS2_DIF_JDATA); + if (ip == NULL) { + return errno; + } ip->i_di.di_payload_format = GFS2_FORMAT_RI; bmodified(ip->i_bh); @@ -354,6 +392,9 @@ int build_quota(struct gfs2_sbd *sdp) ip = createi(sdp->master_dir, "quota", S_IFREG | 0600, GFS2_DIF_SYSTEM | GFS2_DIF_JDATA); + if (ip == NULL) { + return errno; + } ip->i_di.di_payload_format = GFS2_FORMAT_QU; bmodified(ip->i_bh); diff --git a/gfs2/mkfs/main_mkfs.c b/gfs2/mkfs/main_mkfs.c index 3cec996..d33a424 100644 --- a/gfs2/mkfs/main_mkfs.c +++ b/gfs2/mkfs/main_mkfs.c @@ -668,12 +668,36 @@ void main_mkfs(int argc, char *argv[]) build_root(sdp); build_master(sdp); build_sb(sdp, uuid); - build_jindex(sdp); - build_per_node(sdp); - build_inum(sdp); - build_statfs(sdp); - build_rindex(sdp); - build_quota(sdp); + error = build_jindex(sdp); + if (error) { + fprintf(stderr, _("Error building jindex: %s\n"), strerror(error)); + exit(-1); + } + error = build_per_node(sdp); + if (error) { + fprintf(stderr, _("Error building per-node directory: %s\n"), strerror(error)); + exit(-1); + } + error = build_inum(sdp); + if (error) { + fprintf(stderr, _("Error building inum inode: %s\n"), strerror(error)); + exit(-1); + } + error = build_statfs(sdp); + if (error) { + fprintf(stderr, _("Error building statfs inode: %s\n"), strerror(error)); + exit(-1); + } + error = build_rindex(sdp); + if (error) { + fprintf(stderr, _("Error building rindex inode: %s\n"), strerror(error)); + exit(-1); + } + error = build_quota(sdp); + if (error) { + fprintf(stderr, _("Error building quota inode: %s\n"), strerror(error)); + exit(-1); + } do_init_inum(sdp); do_init_statfs(sdp); -- 1.7.4.4