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author | Junio C Hamano <junkio@cox.net> | 2006-09-27 22:23:12 -0700 |
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committer | Junio C Hamano <junkio@cox.net> | 2006-09-27 22:23:12 -0700 |
commit | 2958d9b5dbebeb82e7230bbfd3f421781d90f3f7 (patch) | |
tree | 881c16a7442a1829d8959aee272f50065c53b582 /daemon.c | |
parent | 194db7e3bbab9669c511133549e6ae74481c9a4f (diff) | |
parent | 51b2dd4e3f730f6be6c19faf3b4a04caea9e0420 (diff) | |
download | git-2958d9b5dbebeb82e7230bbfd3f421781d90f3f7.tar.gz git-2958d9b5dbebeb82e7230bbfd3f421781d90f3f7.tar.xz |
Merge branch 'master' into lj/refs
* master: (72 commits)
runstatus: do not recurse into subdirectories if not needed
grep: fix --fixed-strings combined with expression.
grep: free expressions and patterns when done.
Corrected copy-and-paste thinko in ignore executable bit test case.
An illustration of rev-list --parents --pretty=raw
Allow git-checkout when on a non-existant branch.
gitweb: Decode long title for link tooltips
git-svn: Fix fetch --no-ignore-externals with GIT_SVN_NO_LIB=1
Ignore executable bit when adding files if filemode=0.
Remove empty ref directories that prevent creating a ref.
Use const for interpolate arguments
git-archive: update documentation
Deprecate merge-recursive.py
gitweb: fix over-eager application of esc_html().
Allow '(no author)' in git-svn's authors file.
Allow 'svn fetch' on '(no date)' revisions in Subversion.
git-repack: allow git-repack to run in subdirectory
Remove upload-tar and make git-tar-tree a thin wrapper to git-archive
git-tar-tree: Move code for git-archive --format=tar to archive-tar.c
git-tar-tree: Remove duplicate git_config() call
...
Diffstat (limited to 'daemon.c')
-rw-r--r-- | daemon.c | 89 |
1 files changed, 79 insertions, 10 deletions
@@ -12,6 +12,7 @@ #include "pkt-line.h" #include "cache.h" #include "exec_cmd.h" +#include "interpolate.h" static int log_syslog; static int verbose; @@ -21,6 +22,7 @@ static const char daemon_usage[] = "git-daemon [--verbose] [--syslog] [--inetd | --port=n] [--export-all]\n" " [--timeout=n] [--init-timeout=n] [--strict-paths]\n" " [--base-path=path] [--user-path | --user-path=path]\n" +" [--interpolated-path=path]\n" " [--reuseaddr] [--detach] [--pid-file=file]\n" " [--[enable|disable|allow-override|forbid-override]=service]\n" " [--user=user [[--group=group]] [directory...]"; @@ -34,6 +36,10 @@ static int export_all_trees; /* Take all paths relative to this one if non-NULL */ static char *base_path; +static char *interpolated_path; + +/* Flag indicating client sent extra args. */ +static int saw_extended_args; /* If defined, ~user notation is allowed and the string is inserted * after ~user/. E.g. a request to git://host/~alice/frotz would @@ -45,6 +51,21 @@ static const char *user_path; static unsigned int timeout; static unsigned int init_timeout; +/* + * Static table for now. Ugh. + * Feel free to make dynamic as needed. + */ +#define INTERP_SLOT_HOST (0) +#define INTERP_SLOT_DIR (1) +#define INTERP_SLOT_PERCENT (2) + +static struct interp interp_table[] = { + { "%H", 0}, + { "%D", 0}, + { "%%", "%"}, +}; + + static void logreport(int priority, const char *err, va_list params) { /* We should do a single write so that it is atomic and output @@ -152,10 +173,14 @@ static int avoid_alias(char *p) } } -static char *path_ok(char *dir) +static char *path_ok(struct interp *itable) { static char rpath[PATH_MAX]; + static char interp_path[PATH_MAX]; char *path; + char *dir; + + dir = itable[INTERP_SLOT_DIR].value; if (avoid_alias(dir)) { logerror("'%s': aliased", dir); @@ -184,16 +209,27 @@ static char *path_ok(char *dir) dir = rpath; } } + else if (interpolated_path && saw_extended_args) { + if (*dir != '/') { + /* Allow only absolute */ + logerror("'%s': Non-absolute path denied (interpolated-path active)", dir); + return NULL; + } + + interpolate(interp_path, PATH_MAX, interpolated_path, + interp_table, ARRAY_SIZE(interp_table)); + loginfo("Interpolated dir '%s'", interp_path); + + dir = interp_path; + } else if (base_path) { if (*dir != '/') { /* Allow only absolute */ logerror("'%s': Non-absolute path denied (base-path active)", dir); return NULL; } - else { - snprintf(rpath, PATH_MAX, "%s%s", base_path, dir); - dir = rpath; - } + snprintf(rpath, PATH_MAX, "%s%s", base_path, dir); + dir = rpath; } path = enter_repo(dir, strict_paths); @@ -257,12 +293,14 @@ static int git_daemon_config(const char *var, const char *value) return 0; } -static int run_service(char *dir, struct daemon_service *service) +static int run_service(struct interp *itable, struct daemon_service *service) { const char *path; int enabled = service->enabled; - loginfo("Request %s for '%s'", service->name, dir); + loginfo("Request %s for '%s'", + service->name, + itable[INTERP_SLOT_DIR].value); if (!enabled && !service->overridable) { logerror("'%s': service not enabled.", service->name); @@ -270,7 +308,7 @@ static int run_service(char *dir, struct daemon_service *service) return -1; } - if (!(path = path_ok(dir))) + if (!(path = path_ok(itable))) return -1; /* @@ -358,6 +396,28 @@ static void make_service_overridable(const char *name, int ena) { die("No such service %s", name); } +static void parse_extra_args(char *extra_args, int buflen) +{ + char *val; + int vallen; + char *end = extra_args + buflen; + + while (extra_args < end && *extra_args) { + saw_extended_args = 1; + if (strncasecmp("host=", extra_args, 5) == 0) { + val = extra_args + 5; + vallen = strlen(val) + 1; + if (*val) { + char *save = xmalloc(vallen); + interp_table[INTERP_SLOT_HOST].value = save; + strlcpy(save, val, vallen); + } + /* On to the next one */ + extra_args = val + vallen; + } + } +} + static int execute(struct sockaddr *addr) { static char line[1000]; @@ -398,13 +458,18 @@ static int execute(struct sockaddr *addr) if (len && line[len-1] == '\n') line[--len] = 0; + if (len != pktlen) + parse_extra_args(line + len + 1, pktlen - len - 1); + for (i = 0; i < ARRAY_SIZE(daemon_service); i++) { struct daemon_service *s = &(daemon_service[i]); int namelen = strlen(s->name); if (!strncmp("git-", line, 4) && !strncmp(s->name, line + 4, namelen) && - line[namelen + 4] == ' ') - return run_service(line + namelen + 5, s); + line[namelen + 4] == ' ') { + interp_table[INTERP_SLOT_DIR].value = line+namelen+5; + return run_service(interp_table, s); + } } logerror("Protocol error: '%s'", line); @@ -867,6 +932,10 @@ int main(int argc, char **argv) base_path = arg+12; continue; } + if (!strncmp(arg, "--interpolated-path=", 20)) { + interpolated_path = arg+20; + continue; + } if (!strcmp(arg, "--reuseaddr")) { reuseaddr = 1; continue; |