* [PATCH v1] Add an option to only dump/fsck an inode by path
@ 2021-12-01 21:48 Kelvin Zhang via Linux-erofs
2021-12-02 1:29 ` Gao Xiang
2021-12-06 13:35 ` [PATCH v2] erofs-utils: add an option to dump " Gao Xiang
0 siblings, 2 replies; 4+ messages in thread
From: Kelvin Zhang via Linux-erofs @ 2021-12-01 21:48 UTC (permalink / raw)
To: linux-erofs mailing list, Miao Xie, Fang Wei; +Cc: Kelvin Zhang
This is useful when playing around with EROFS images locally. For
example, it allows us to inspect block mappings of a filepath.
Change-Id: Iac1aebba5d510dd3d4f38e65d4056ea9ac9871bb
Signed-off-by: Kelvin Zhang <zhangkelvin@google.com>
---
dump/main.c | 15 ++++++++++++++-
fsck/main.c | 16 +++++++++++++++-
mkfs/main.c | 7 +++++++
3 files changed, 36 insertions(+), 2 deletions(-)
diff --git a/dump/main.c b/dump/main.c
index b7560ec..dcf577e 100644
--- a/dump/main.c
+++ b/dump/main.c
@@ -8,6 +8,7 @@
#include <stdlib.h>
#include <getopt.h>
#include <time.h>
+#include "erofs/internal.h"
#include "erofs/print.h"
#include "erofs/inode.h"
#include "erofs/io.h"
@@ -23,6 +24,7 @@ struct erofsdump_cfg {
bool show_superblock;
bool show_statistics;
erofs_nid_t nid;
+ const char *inode_path;
};
static struct erofsdump_cfg dumpcfg;
@@ -71,6 +73,7 @@ static struct option long_options[] = {
{"help", no_argument, NULL, 1},
{"nid", required_argument, NULL, 2},
{"device", required_argument, NULL, 3},
+ {"path", required_argument, NULL, 4},
{0, 0, 0, 0},
};
@@ -103,6 +106,7 @@ static void usage(void)
" -s show information about superblock\n"
" --device=X specify an extra device to be used together\n"
" --nid=# show the target inode info of nid #\n"
+ " --path=str show the target inode info of path\n"
" --help display this help and exit.\n",
stderr);
}
@@ -148,6 +152,10 @@ static int erofsdump_parse_options_cfg(int argc, char **argv)
return err;
++sbi.extra_devices;
break;
+ case 4:
+ dumpcfg.inode_path = optarg;
+ dumpcfg.show_inode = true;
+ break;
default:
return -EINVAL;
}
@@ -449,7 +457,12 @@ static void erofsdump_show_fileinfo(bool show_extent)
.m_la = 0,
};
- err = erofs_read_inode_from_disk(&inode);
+ if (dumpcfg.inode_path) {
+ err = erofs_ilookup(dumpcfg.inode_path, &inode);
+ } else {
+ err = erofs_read_inode_from_disk(&inode);
+ }
+
if (err) {
erofs_err("read inode failed @ nid %llu", inode.nid | 0ULL);
return;
diff --git a/fsck/main.c b/fsck/main.c
index aefa881..ecdd0bf 100644
--- a/fsck/main.c
+++ b/fsck/main.c
@@ -6,6 +6,7 @@
#include <stdlib.h>
#include <getopt.h>
#include <time.h>
+#include "erofs/internal.h"
#include "erofs/print.h"
#include "erofs/io.h"
#include "erofs/decompress.h"
@@ -18,6 +19,7 @@ struct erofsfsck_cfg {
bool check_decomp;
u64 physical_blocks;
u64 logical_blocks;
+ const char *inode_path;
};
static struct erofsfsck_cfg fsckcfg;
@@ -25,6 +27,7 @@ static struct option long_options[] = {
{"help", no_argument, 0, 1},
{"extract", no_argument, 0, 2},
{"device", required_argument, 0, 3},
+ {"path", required_argument, 0, 4},
{0, 0, 0, 0},
};
@@ -37,6 +40,7 @@ static void usage(void)
" -p print total compression ratio of all files\n"
" --device=X specify an extra device to be used together\n"
" --extract check if all files are well encoded\n"
+ " --path check if a specific file well encoded\n"
" --help display this help and exit.\n",
stderr);
}
@@ -79,6 +83,10 @@ static int erofsfsck_parse_options_cfg(int argc, char **argv)
return ret;
++sbi.extra_devices;
break;
+ case 4:
+ fsckcfg.inode_path = optarg;
+ fsckcfg.check_decomp = true;
+ break;
default:
return -EINVAL;
}
@@ -582,7 +590,13 @@ int main(int argc, char **argv)
goto exit_dev_close;
}
- erofs_check_inode(sbi.root_nid, sbi.root_nid);
+ if (fsckcfg.inode_path) {
+ struct erofs_inode inode;
+ erofs_ilookup(fsckcfg.inode_path, &inode);
+ erofs_verify_inode_data(&inode);
+ } else {
+ erofs_check_inode(sbi.root_nid, sbi.root_nid);
+ }
if (fsckcfg.corrupted) {
erofs_err("Found some filesystem corruption");
diff --git a/mkfs/main.c b/mkfs/main.c
index 58a6441..d6bc7dd 100644
--- a/mkfs/main.c
+++ b/mkfs/main.c
@@ -24,6 +24,13 @@
#include "erofs/compress_hints.h"
#include "erofs/blobchunk.h"
+#ifdef WITH_ANDROID
+#include <selinux/android.h>
+#include <private/android_filesystem_config.h>
+#include <private/canned_fs_config.h>
+#include <private/fs_config.h>
+#endif
+
#ifdef HAVE_LIBUUID
#include <uuid.h>
#endif
--
2.34.0.rc2.393.gf8c9666880-goog
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH v1] Add an option to only dump/fsck an inode by path
2021-12-01 21:48 [PATCH v1] Add an option to only dump/fsck an inode by path Kelvin Zhang via Linux-erofs
@ 2021-12-02 1:29 ` Gao Xiang
2021-12-06 13:35 ` [PATCH v2] erofs-utils: add an option to dump " Gao Xiang
1 sibling, 0 replies; 4+ messages in thread
From: Gao Xiang @ 2021-12-02 1:29 UTC (permalink / raw)
To: Kelvin Zhang; +Cc: Miao Xie, linux-erofs mailing list
Hi,
On Wed, Dec 01, 2021 at 01:48:02PM -0800, Kelvin Zhang wrote:
...
I will check this main patchset later..
Working on another stuff now.
> diff --git a/mkfs/main.c b/mkfs/main.c
> index 58a6441..d6bc7dd 100644
> --- a/mkfs/main.c
> +++ b/mkfs/main.c
> @@ -24,6 +24,13 @@
> #include "erofs/compress_hints.h"
> #include "erofs/blobchunk.h"
>
> +#ifdef WITH_ANDROID
> +#include <selinux/android.h>
> +#include <private/android_filesystem_config.h>
> +#include <private/canned_fs_config.h>
> +#include <private/fs_config.h>
> +#endif
I planned to add
#include "../lib/liberofs_private.h" instead in the previous patch.
Please help check if any other regression out of Android build...
Thanks,
Gao Xiang
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH v2] erofs-utils: add an option to dump an inode by path
2021-12-01 21:48 [PATCH v1] Add an option to only dump/fsck an inode by path Kelvin Zhang via Linux-erofs
2021-12-02 1:29 ` Gao Xiang
@ 2021-12-06 13:35 ` Gao Xiang
2021-12-07 14:05 ` [PATCH v3] " Gao Xiang
1 sibling, 1 reply; 4+ messages in thread
From: Gao Xiang @ 2021-12-06 13:35 UTC (permalink / raw)
To: linux-erofs; +Cc: Kelvin Zhang, Gao Xiang
From: Kelvin Zhang <zhangkelvin@google.com>
This is useful when playing around with EROFS images locally.
For example, it allows us to inspect block mappings of a filepath.
Signed-off-by: Kelvin Zhang <zhangkelvin@google.com>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
---
Hi Kelvin,
I plan to apply the following path, since it's somewhat weird to just
fsck a specific path. Also I completed the manpage and fix some minor
issues.
Thanks,
Gao Xiang
dump/main.c | 14 +++++++++++++-
man/dump.erofs.1 | 3 +++
2 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/dump/main.c b/dump/main.c
index f85903b059d2..b8ee88761ff0 100644
--- a/dump/main.c
+++ b/dump/main.c
@@ -23,6 +23,7 @@ struct erofsdump_cfg {
bool show_superblock;
bool show_statistics;
erofs_nid_t nid;
+ const char *inode_path;
};
static struct erofsdump_cfg dumpcfg;
@@ -71,6 +72,7 @@ static struct option long_options[] = {
{"help", no_argument, NULL, 1},
{"nid", required_argument, NULL, 2},
{"device", required_argument, NULL, 3},
+ {"path", required_argument, NULL, 4},
{0, 0, 0, 0},
};
@@ -103,6 +105,7 @@ static void usage(void)
" -s show information about superblock\n"
" --device=X specify an extra device to be used together\n"
" --nid=# show the target inode info of nid #\n"
+ " --path=X show the target inode info of path X\n"
" --help display this help and exit.\n",
stderr);
}
@@ -148,6 +151,11 @@ static int erofsdump_parse_options_cfg(int argc, char **argv)
return err;
++sbi.extra_devices;
break;
+ case 4:
+ dumpcfg.inode_path = optarg;
+ dumpcfg.show_inode = true;
+ ++dumpcfg.totalshow;
+ break;
default:
return -EINVAL;
}
@@ -450,7 +458,11 @@ static void erofsdump_show_fileinfo(bool show_extent)
.m_la = 0,
};
- err = erofs_read_inode_from_disk(&inode);
+ if (dumpcfg.inode_path)
+ err = erofs_ilookup(dumpcfg.inode_path, &inode);
+ else
+ err = erofs_read_inode_from_disk(&inode);
+
if (err) {
erofs_err("read inode failed @ nid %llu", inode.nid | 0ULL);
return;
diff --git a/man/dump.erofs.1 b/man/dump.erofs.1
index 8efb161b65f1..fd437cfcc250 100644
--- a/man/dump.erofs.1
+++ b/man/dump.erofs.1
@@ -22,6 +22,9 @@ You may give multiple `--device' options in the correct order.
.BI "\-\-nid=" NID
Specify an inode NID in order to print its file information.
.TP
+.BI "\-\-path=" path
+Specify an inode path in order to print its file information.
+.TP
.BI \-e
Show the file extent information. The option depends on option --nid to specify NID.
.TP
--
2.24.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH v3] erofs-utils: add an option to dump an inode by path
2021-12-06 13:35 ` [PATCH v2] erofs-utils: add an option to dump " Gao Xiang
@ 2021-12-07 14:05 ` Gao Xiang
0 siblings, 0 replies; 4+ messages in thread
From: Gao Xiang @ 2021-12-07 14:05 UTC (permalink / raw)
To: linux-erofs; +Cc: Kelvin Zhang, Gao Xiang
From: Kelvin Zhang <zhangkelvin@google.com>
This is useful when playing around with EROFS images locally.
For example, it allows us to inspect block mappings of a filepath.
Signed-off-by: Kelvin Zhang <zhangkelvin@google.com>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
---
changes since v2:
- use different failure message for path.
dump/main.c | 25 +++++++++++++++++++++----
man/dump.erofs.1 | 3 +++
2 files changed, 24 insertions(+), 4 deletions(-)
diff --git a/dump/main.c b/dump/main.c
index f85903b059d2..072d726da71b 100644
--- a/dump/main.c
+++ b/dump/main.c
@@ -23,6 +23,7 @@ struct erofsdump_cfg {
bool show_superblock;
bool show_statistics;
erofs_nid_t nid;
+ const char *inode_path;
};
static struct erofsdump_cfg dumpcfg;
@@ -71,6 +72,7 @@ static struct option long_options[] = {
{"help", no_argument, NULL, 1},
{"nid", required_argument, NULL, 2},
{"device", required_argument, NULL, 3},
+ {"path", required_argument, NULL, 4},
{0, 0, 0, 0},
};
@@ -103,6 +105,7 @@ static void usage(void)
" -s show information about superblock\n"
" --device=X specify an extra device to be used together\n"
" --nid=# show the target inode info of nid #\n"
+ " --path=X show the target inode info of path X\n"
" --help display this help and exit.\n",
stderr);
}
@@ -148,6 +151,11 @@ static int erofsdump_parse_options_cfg(int argc, char **argv)
return err;
++sbi.extra_devices;
break;
+ case 4:
+ dumpcfg.inode_path = optarg;
+ dumpcfg.show_inode = true;
+ ++dumpcfg.totalshow;
+ break;
default:
return -EINVAL;
}
@@ -450,10 +458,19 @@ static void erofsdump_show_fileinfo(bool show_extent)
.m_la = 0,
};
- err = erofs_read_inode_from_disk(&inode);
- if (err) {
- erofs_err("read inode failed @ nid %llu", inode.nid | 0ULL);
- return;
+ if (dumpcfg.inode_path) {
+ err = erofs_ilookup(dumpcfg.inode_path, &inode);
+ if (err) {
+ erofs_err("read inode failed @ %s", dumpcfg.inode_path);
+ return;
+ }
+ } else {
+ err = erofs_read_inode_from_disk(&inode);
+ if (err) {
+ erofs_err("read inode failed @ nid %llu",
+ inode.nid | 0ULL);
+ return;
+ }
}
err = erofs_get_occupied_size(&inode, &size);
diff --git a/man/dump.erofs.1 b/man/dump.erofs.1
index 8efb161b65f1..fd437cfcc250 100644
--- a/man/dump.erofs.1
+++ b/man/dump.erofs.1
@@ -22,6 +22,9 @@ You may give multiple `--device' options in the correct order.
.BI "\-\-nid=" NID
Specify an inode NID in order to print its file information.
.TP
+.BI "\-\-path=" path
+Specify an inode path in order to print its file information.
+.TP
.BI \-e
Show the file extent information. The option depends on option --nid to specify NID.
.TP
--
2.24.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-12-07 14:06 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-12-01 21:48 [PATCH v1] Add an option to only dump/fsck an inode by path Kelvin Zhang via Linux-erofs
2021-12-02 1:29 ` Gao Xiang
2021-12-06 13:35 ` [PATCH v2] erofs-utils: add an option to dump " Gao Xiang
2021-12-07 14:05 ` [PATCH v3] " Gao Xiang
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