* [PATCH v1] erofs-utils: introduce fixed timestamp
@ 2019-10-10 17:04 Li Guifu
2019-10-11 0:29 ` Gao Xiang via Linux-erofs
0 siblings, 1 reply; 2+ messages in thread
From: Li Guifu @ 2019-10-10 17:04 UTC (permalink / raw)
To: linux-erofs
Introduce option "-T" for timestamp.
Signed-off-by: Li Guifu <blucerlee@gmail.com>
---
include/erofs/config.h | 3 +++
lib/config.c | 1 +
mkfs/main.c | 14 ++++++++++++--
3 files changed, 16 insertions(+), 2 deletions(-)
diff --git a/include/erofs/config.h b/include/erofs/config.h
index fde936c..61f5c71 100644
--- a/include/erofs/config.h
+++ b/include/erofs/config.h
@@ -11,6 +11,8 @@
#include "defs.h"
+#define EROFS_FIXED_TIMESTAMP 1569859200 // 2019/10/1 00:00:00
+
enum {
FORCE_INODE_COMPACT = 1,
FORCE_INODE_EXTENDED,
@@ -30,6 +32,7 @@ struct erofs_configure {
int c_force_inodeversion;
/* < 0, xattr disabled and INT_MAX, always use inline xattrs */
int c_inline_xattr_tolerance;
+ long long c_timestamp;
};
extern struct erofs_configure cfg;
diff --git a/lib/config.c b/lib/config.c
index dc10754..6141497 100644
--- a/lib/config.c
+++ b/lib/config.c
@@ -24,6 +24,7 @@ void erofs_init_configure(void)
sbi.feature_incompat = EROFS_FEATURE_INCOMPAT_LZ4_0PADDING;
cfg.c_force_inodeversion = 0;
cfg.c_inline_xattr_tolerance = 2;
+ cfg.c_timestamp = -1;
}
void erofs_show_config(void)
diff --git a/mkfs/main.c b/mkfs/main.c
index 978c5b4..85b8f34 100644
--- a/mkfs/main.c
+++ b/mkfs/main.c
@@ -30,6 +30,7 @@ static void usage(void)
fprintf(stderr, " -zX[,Y] X=compressor (Y=compression level, optional)\n");
fprintf(stderr, " -d# set output message level to # (maximum 9)\n");
fprintf(stderr, " -EX[,...] X=extended options\n");
+ fprintf(stderr, " -T# set a fixed timestamp to files and dirs\n");
}
static int parse_extended_opts(const char *opts)
@@ -93,7 +94,7 @@ static int mkfs_parse_options_cfg(int argc, char *argv[])
{
int opt, i;
- while ((opt = getopt(argc, argv, "d:z:E:")) != -1) {
+ while ((opt = getopt(argc, argv, "d:z:E:T::")) != -1) {
switch (opt) {
case 'z':
if (!optarg) {
@@ -126,6 +127,12 @@ static int mkfs_parse_options_cfg(int argc, char *argv[])
if (opt)
return opt;
break;
+ case 'T':
+ if (optarg)
+ cfg.c_timestamp = strtoll(optarg, NULL, 10);
+ else
+ cfg.c_timestamp = EROFS_FIXED_TIMESTAMP;
+ break;
default: /* '?' */
return -EINVAL;
@@ -224,7 +231,10 @@ int main(int argc, char **argv)
return 1;
}
- if (!gettimeofday(&t, NULL)) {
+ if (cfg.c_timestamp != -1) {
+ sbi.build_time = cfg.c_timestamp;
+ sbi.build_time_nsec = 0;
+ } else if (!gettimeofday(&t, NULL)) {
sbi.build_time = t.tv_sec;
sbi.build_time_nsec = t.tv_usec;
}
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v1] erofs-utils: introduce fixed timestamp
2019-10-10 17:04 [PATCH v1] erofs-utils: introduce fixed timestamp Li Guifu
@ 2019-10-11 0:29 ` Gao Xiang via Linux-erofs
0 siblings, 0 replies; 2+ messages in thread
From: Gao Xiang via Linux-erofs @ 2019-10-11 0:29 UTC (permalink / raw)
To: Li Guifu; +Cc: linux-erofs
Hi Guifu,
On Fri, Oct 11, 2019 at 01:04:55AM +0800, Li Guifu wrote:
> Introduce option "-T" for timestamp.
This is actually PATCH v3... and BTW, v1 in PATCH v1
should be omitted...
>
> Signed-off-by: Li Guifu <blucerlee@gmail.com>
> ---
> include/erofs/config.h | 3 +++
> lib/config.c | 1 +
> mkfs/main.c | 14 ++++++++++++--
> 3 files changed, 16 insertions(+), 2 deletions(-)
>
> diff --git a/include/erofs/config.h b/include/erofs/config.h
> index fde936c..61f5c71 100644
> --- a/include/erofs/config.h
> +++ b/include/erofs/config.h
> @@ -11,6 +11,8 @@
>
> #include "defs.h"
>
> +#define EROFS_FIXED_TIMESTAMP 1569859200 // 2019/10/1 00:00:00
> +
No any modification? Haven't you see my comments?
or you have another thoughts on this?
Thanks,
Gao Xiang
> enum {
> FORCE_INODE_COMPACT = 1,
> FORCE_INODE_EXTENDED,
> @@ -30,6 +32,7 @@ struct erofs_configure {
> int c_force_inodeversion;
> /* < 0, xattr disabled and INT_MAX, always use inline xattrs */
> int c_inline_xattr_tolerance;
> + long long c_timestamp;
> };
>
> extern struct erofs_configure cfg;
> diff --git a/lib/config.c b/lib/config.c
> index dc10754..6141497 100644
> --- a/lib/config.c
> +++ b/lib/config.c
> @@ -24,6 +24,7 @@ void erofs_init_configure(void)
> sbi.feature_incompat = EROFS_FEATURE_INCOMPAT_LZ4_0PADDING;
> cfg.c_force_inodeversion = 0;
> cfg.c_inline_xattr_tolerance = 2;
> + cfg.c_timestamp = -1;
> }
>
> void erofs_show_config(void)
> diff --git a/mkfs/main.c b/mkfs/main.c
> index 978c5b4..85b8f34 100644
> --- a/mkfs/main.c
> +++ b/mkfs/main.c
> @@ -30,6 +30,7 @@ static void usage(void)
> fprintf(stderr, " -zX[,Y] X=compressor (Y=compression level, optional)\n");
> fprintf(stderr, " -d# set output message level to # (maximum 9)\n");
> fprintf(stderr, " -EX[,...] X=extended options\n");
> + fprintf(stderr, " -T# set a fixed timestamp to files and dirs\n");
> }
>
> static int parse_extended_opts(const char *opts)
> @@ -93,7 +94,7 @@ static int mkfs_parse_options_cfg(int argc, char *argv[])
> {
> int opt, i;
>
> - while ((opt = getopt(argc, argv, "d:z:E:")) != -1) {
> + while ((opt = getopt(argc, argv, "d:z:E:T::")) != -1) {
> switch (opt) {
> case 'z':
> if (!optarg) {
> @@ -126,6 +127,12 @@ static int mkfs_parse_options_cfg(int argc, char *argv[])
> if (opt)
> return opt;
> break;
> + case 'T':
> + if (optarg)
> + cfg.c_timestamp = strtoll(optarg, NULL, 10);
> + else
> + cfg.c_timestamp = EROFS_FIXED_TIMESTAMP;
> + break;
>
> default: /* '?' */
> return -EINVAL;
> @@ -224,7 +231,10 @@ int main(int argc, char **argv)
> return 1;
> }
>
> - if (!gettimeofday(&t, NULL)) {
> + if (cfg.c_timestamp != -1) {
> + sbi.build_time = cfg.c_timestamp;
> + sbi.build_time_nsec = 0;
> + } else if (!gettimeofday(&t, NULL)) {
> sbi.build_time = t.tv_sec;
> sbi.build_time_nsec = t.tv_usec;
> }
> --
> 2.17.1
>
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