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commit: 66f4305e1cb596c3243a67e83beed0cb6d973eb8 |
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Author: Robin H. Johnson <robbat2 <AT> gentoo <DOT> org> |
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AuthorDate: Tue Jan 10 03:20:47 2012 +0000 |
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Commit: Robin H. Johnson <robbat2 <AT> gentoo <DOT> org> |
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CommitDate: Tue Jan 10 03:20:47 2012 +0000 |
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URL: http://git.overlays.gentoo.org/gitweb/?p=proj/openrc.git;a=commit;h=66f4305e |
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|
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rc/checkpath: tmpfiles.d backend creation code |
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|
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This commit provides the checkpath applet with feature parity to |
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systemd's tmpfiles.c create_item function. |
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|
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Very similarly to the systemd function, it does NOT do any of the |
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cleanup work in this function. |
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|
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Signed-off-by: Robin H. Johnson <robbat2 <AT> gentoo.org> |
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|
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--- |
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man/runscript.8 | 3 ++ |
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src/rc/checkpath.c | 95 ++++++++++++++++++++++++++++++++++++--------------- |
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2 files changed, 70 insertions(+), 28 deletions(-) |
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|
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diff --git a/man/runscript.8 b/man/runscript.8 |
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index 08f302e..6ad6031 100644 |
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--- a/man/runscript.8 |
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+++ b/man/runscript.8 |
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@@ -296,8 +296,11 @@ Mark the service as coldplugged. |
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Mark the service as inactive. |
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.It Xo |
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.Ic checkpath |
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+.Op Fl D , -directory-truncate |
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.Op Fl d , -directory |
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+.Op Fl F , -file-truncate |
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.Op Fl f , -file |
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+.Op Fl p , -pipe |
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.Op Fl m , -mode Ar mode |
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.Op Fl o , owner Ar owner |
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.Ar path ... |
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|
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diff --git a/src/rc/checkpath.c b/src/rc/checkpath.c |
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index c8bd8ad..4ad4ea7 100644 |
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--- a/src/rc/checkpath.c |
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+++ b/src/rc/checkpath.c |
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@@ -32,6 +32,7 @@ |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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|
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+#include <features.h> |
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#include <errno.h> |
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#include <fcntl.h> |
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#include <getopt.h> |
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@@ -46,44 +47,68 @@ |
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#include "einfo.h" |
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#include "rc-misc.h" |
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|
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+typedef enum { |
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+ inode_unknown = 0, |
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+ inode_file = 1, |
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+ inode_dir = 2, |
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+ inode_fifo = 3, |
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+} inode_t; |
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+ |
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extern const char *applet; |
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|
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static int |
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-do_check(char *path, uid_t uid, gid_t gid, mode_t mode, int file) |
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+do_check(char *path, uid_t uid, gid_t gid, mode_t mode, inode_t type, bool trunc) |
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{ |
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struct stat st; |
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- int fd; |
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+ int fd, flags; |
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|
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if (stat(path, &st)) { |
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- if (file) { |
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+ if (type == inode_file) { |
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einfo("%s: creating file", path); |
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- if (!mode) |
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- mode = S_IRUSR | S_IWUSR | S_IRGRP | |
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- S_IWGRP | S_IROTH; |
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- if ((fd = open(path, O_CREAT, mode)) == -1) { |
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+ if (!mode) /* 664 */ |
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+ mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH; |
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+ flags = O_CREAT|O_NDELAY|O_WRONLY|O_NOCTTY; |
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+#ifdef __USE_XOPEN2K8 |
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+ flags |= O_CLOEXEC|O_NOFOLLOW; |
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+#endif |
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+ if (trunc) |
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+ flags |= O_TRUNC; |
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+ if ((fd = open(path, flags, mode)) == -1) { |
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eerror("%s: open: %s", applet, strerror(errno)); |
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return -1; |
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} |
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close (fd); |
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- } else { |
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+ } else if (type == inode_dir) { |
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einfo("%s: creating directory", path); |
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- if (!mode) |
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+ if (!mode) /* 775 */ |
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mode = S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH; |
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- if (mkdir(path, mode)) { |
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+ if (mkdir(path, mode) == -1) { |
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eerror("%s: mkdir: %s", applet, |
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strerror (errno)); |
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return -1; |
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} |
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mode = 0; |
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+ } else if (type == inode_fifo) { |
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+ einfo("%s: creating fifo", path); |
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+ if (!mode) /* 600 */ |
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+ mode = S_IRUSR | S_IWUSR; |
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+ if (mkfifo(path, mode) == -1) { |
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+ eerror("%s: mkfifo: %s", applet, |
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+ strerror (errno)); |
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+ return -1; |
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+ } |
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} |
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} else { |
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- if ((file && S_ISDIR(st.st_mode)) || |
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- (!file && !S_ISDIR(st.st_mode))) |
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- { |
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- if (file) |
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- eerror("%s: is a directory", path); |
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- else |
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- eerror("%s: is a file", path); |
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+ if (type != inode_dir && S_ISDIR(st.st_mode)) { |
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+ eerror("%s: is a directory", path); |
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+ return 1; |
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+ } |
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+ if (type != inode_file && S_ISREG(st.st_mode)) { |
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+ eerror("%s: is a file", path); |
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+ return 1; |
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+ } |
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+ if (type != inode_fifo && S_ISFIFO(st.st_mode)) { |
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+ eerror("%s: is a fifo", path); |
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return -1; |
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} |
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} |
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@@ -143,17 +168,23 @@ parse_owner(struct passwd **user, struct group **group, const char *owner) |
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|
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#include "_usage.h" |
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#define extraopts "path1 path2 ..." |
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-#define getoptstring "dfm:o:" getoptstring_COMMON |
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+#define getoptstring "dDfFpm:o:" getoptstring_COMMON |
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static const struct option longopts[] = { |
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- { "directory", 0, NULL, 'd'}, |
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- { "file", 0, NULL, 'f'}, |
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- { "mode", 1, NULL, 'm'}, |
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- { "owner", 1, NULL, 'o'}, |
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+ { "directory", 0, NULL, 'd'}, |
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+ { "directory-truncate", 0, NULL, 'D'}, |
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+ { "file", 0, NULL, 'f'}, |
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+ { "file-truncate", 0, NULL, 'F'}, |
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+ { "pipe", 0, NULL, 'p'}, |
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+ { "mode", 1, NULL, 'm'}, |
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+ { "owner", 1, NULL, 'o'}, |
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longopts_COMMON |
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}; |
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static const char * const longopts_help[] = { |
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- "Check if a directory", |
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- "Check if a file", |
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+ "Create a directory if not exists", |
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+ "Create/empty directory", |
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+ "Create a file if not exists", |
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+ "Truncate file", |
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+ "Create a named pipe (FIFO) if not exists", |
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"Mode to check", |
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"Owner to check (user:group)", |
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longopts_help_COMMON |
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@@ -169,18 +200,26 @@ checkpath(int argc, char **argv) |
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mode_t mode = 0; |
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struct passwd *pw = NULL; |
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struct group *gr = NULL; |
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- bool file = 0; |
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+ inode_t type = inode_unknown; |
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int retval = EXIT_SUCCESS; |
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+ bool trunc = 0; |
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|
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while ((opt = getopt_long(argc, argv, getoptstring, |
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longopts, (int *) 0)) != -1) |
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{ |
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switch (opt) { |
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+ case 'D': |
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+ trunc = 1; |
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case 'd': |
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- file = 0; |
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+ type = inode_dir; |
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break; |
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+ case 'F': |
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+ trunc = 1; |
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case 'f': |
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- file = 1; |
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+ type = inode_file; |
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+ break; |
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+ case 'p': |
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+ type = inode_fifo; |
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break; |
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case 'm': |
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if (parse_mode(&mode, optarg) != 0) |
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@@ -208,7 +247,7 @@ checkpath(int argc, char **argv) |
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gid = gr->gr_gid; |
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|
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while (optind < argc) { |
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- if (do_check(argv[optind], uid, gid, mode, file)) |
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+ if (do_check(argv[optind], uid, gid, mode, type, trunc)) |
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retval = EXIT_FAILURE; |
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optind++; |
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} |