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authorRafael G. Martins <rafael@rafaelmartins.eng.br>2016-11-19 00:32:07 +0100
committerRafael G. Martins <rafael@rafaelmartins.eng.br>2016-11-19 00:32:07 +0100
commit53ecd048919835a116fce1089b78a46a69ecb374 (patch)
tree7d1183280d3c41dbbec49042180521ee18ce951b /src/blogc-git-receiver
parent5ba42019dcad93811d717a60ed7ce4ca5d45d41d (diff)
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git-receiver: allow to push to mirror manually
Diffstat (limited to 'src/blogc-git-receiver')
-rw-r--r--src/blogc-git-receiver/post-receive.c51
1 files changed, 26 insertions, 25 deletions
diff --git a/src/blogc-git-receiver/post-receive.c b/src/blogc-git-receiver/post-receive.c
index efb41a5..98f034a 100644
--- a/src/blogc-git-receiver/post-receive.c
+++ b/src/blogc-git-receiver/post-receive.c
@@ -8,6 +8,7 @@
#include <errno.h>
#include <stdio.h>
+#include <libgen.h>
#include <limits.h>
#include <unistd.h>
#include <stdlib.h>
@@ -46,8 +47,24 @@ bgr_post_receive_get_config_section(bc_config_t *config, const char *repo_path,
int
bgr_post_receive_hook(int argc, char *argv[])
{
+ int rv = 0;
char *mirror = NULL;
+ char *hooks_dir = dirname(argv[0]); // this was validated by main()
+ char *real_hooks_dir = realpath(hooks_dir, NULL);
+ if (real_hooks_dir == NULL) {
+ fprintf(stderr, "error: failed to guess repository root.\n");
+ return 1;
+ }
+
+ char *repo_path = bc_strdup(dirname(real_hooks_dir));
+ free(real_hooks_dir);
+ if (0 != chdir(repo_path)) {
+ fprintf(stderr, "error: failed to change to repository root\n");
+ rv = 1;
+ goto cleanup;
+ }
+
// local repository settings should take precedence, so if the repo have
// the 'mirror' remote, just push to it.
// this will be removed at some point, but will be kept for compatibility
@@ -59,34 +76,18 @@ bgr_post_receive_hook(int argc, char *argv[])
goto push;
}
- char buffer[4096];
- if (NULL == getcwd(buffer, sizeof(buffer))) {
- fprintf(stderr, "warning: failed to get repository remote path, "
- "mirroring disabled: %s\n", strerror(errno));
- return 0;
- }
-
- char *repo_path = realpath(buffer, NULL);
- if (repo_path == NULL) {
- fprintf(stderr, "warning: failed to find remote repository directory, "
- "mirroring disabled: %s\n", strerror(errno));
- return 0;
- }
-
char *home = getenv("HOME");
if (home == NULL) {
fprintf(stderr, "warning: failed to find user home path, "
"mirroring disabled\n");
- free(repo_path);
- return 0;
+ goto cleanup;
}
char *config_file = bc_strdup_printf("%s/blogc-git-receiver.ini", home);
if ((0 != access(config_file, F_OK))) {
fprintf(stderr, "warning: repository mirroring disabled\n");
- free(repo_path);
free(config_file);
- return 0;
+ goto cleanup;
}
size_t len;
@@ -96,10 +97,9 @@ bgr_post_receive_hook(int argc, char *argv[])
fprintf(stderr, "warning: failed to read configuration file (%s), "
"mirroring disabled: %s\n", config_file, err->msg);
bc_error_free(err);
- free(repo_path);
free(config_file);
free(config_content);
- return 0;
+ goto cleanup;
}
bc_config_t *config = bc_config_parse(config_content, len, &err);
@@ -108,19 +108,17 @@ bgr_post_receive_hook(int argc, char *argv[])
fprintf(stderr, "warning: failed to parse configuration file (%s), "
"mirroring disabled: %s\n", config_file, err->msg);
bc_error_free(err);
- free(repo_path);
free(config_file);
- return 0;
+ goto cleanup;
}
free(config_file);
char *config_section = bgr_post_receive_get_config_section(config, repo_path,
home);
- free(repo_path);
if (config_section == NULL) {
fprintf(stderr, "warning: repository mirroring disabled\n");
bc_config_free(config);
- return 0;
+ goto cleanup;
}
mirror = bc_strdup(bc_config_get(config, config_section, "mirror"));
@@ -129,7 +127,7 @@ bgr_post_receive_hook(int argc, char *argv[])
if (mirror == NULL) {
fprintf(stderr, "warning: repository mirroring disabled\n");
- return 0;
+ goto cleanup;
}
push:
@@ -143,5 +141,8 @@ push:
free(mirror);
+cleanup:
+ free(repo_path);
+
return 0;
}