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-rw-r--r--Makefile2
-rw-r--r--cgit.c130
-rw-r--r--cgit.h14
-rw-r--r--cmd.c101
-rw-r--r--cmd.h15
-rw-r--r--parsing.c4
-rw-r--r--shared.c13
7 files changed, 169 insertions, 110 deletions
diff --git a/Makefile b/Makefile
index 7102908..d9ff7d8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,43 +1,43 @@
CGIT_VERSION = v0.7.2
CGIT_SCRIPT_NAME = cgit.cgi
CGIT_SCRIPT_PATH = /var/www/htdocs/cgit
CGIT_CONFIG = /etc/cgitrc
CACHE_ROOT = /var/cache/cgit
SHA1_HEADER = <openssl/sha.h>
GIT_VER = 1.5.4.1
GIT_URL = http://www.kernel.org/pub/software/scm/git/git-$(GIT_VER).tar.bz2
#
# Let the user override the above settings.
#
-include cgit.conf
EXTLIBS = git/libgit.a git/xdiff/lib.a -lz -lcrypto
OBJECTS = shared.o cache.o parsing.o html.o ui-shared.o ui-repolist.o \
ui-summary.o ui-log.o ui-tree.o ui-commit.o ui-diff.o \
- ui-snapshot.o ui-blob.o ui-tag.o ui-refs.o ui-patch.o
+ ui-snapshot.o ui-blob.o ui-tag.o ui-refs.o ui-patch.o cmd.o
ifdef NEEDS_LIBICONV
EXTLIBS += -liconv
endif
.PHONY: all git test install clean distclean emptycache force-version get-git
all: cgit git
VERSION: force-version
@./gen-version.sh "$(CGIT_VERSION)"
-include VERSION
CFLAGS += -g -Wall -Igit
CFLAGS += -DSHA1_HEADER='$(SHA1_HEADER)'
CFLAGS += -DCGIT_VERSION='"$(CGIT_VERSION)"'
CFLAGS += -DCGIT_CONFIG='"$(CGIT_CONFIG)"'
CFLAGS += -DCGIT_SCRIPT_NAME='"$(CGIT_SCRIPT_NAME)"'
CFLAGS += -DCGIT_CACHE_ROOT='"$(CACHE_ROOT)"'
diff --git a/cgit.c b/cgit.c
index a83f0be..79e0e43 100644
--- a/cgit.c
+++ b/cgit.c
@@ -60,180 +60,150 @@ int find_current_ref(const char *refname, const unsigned char *sha1,
struct refmatch *info;
info = (struct refmatch *)cb_data;
if (!strcmp(refname, info->req_ref))
info->match = 1;
if (!info->first_ref)
info->first_ref = xstrdup(refname);
return info->match;
}
char *find_default_branch(struct cgit_repo *repo)
{
struct refmatch info;
info.req_ref = repo->defbranch;
info.first_ref = NULL;
info.match = 0;
for_each_branch_ref(find_current_ref, &info);
if (info.match)
return info.req_ref;
else
return info.first_ref;
}
-static void cgit_print_repo_page()
+static int prepare_repo_cmd(struct cgit_context *ctx)
{
char *tmp;
- int show_search;
unsigned char sha1[20];
int nongit = 0;
- setenv("GIT_DIR", ctx.repo->path, 1);
+ setenv("GIT_DIR", ctx->repo->path, 1);
setup_git_directory_gently(&nongit);
if (nongit) {
- ctx.page.title = fmt("%s - %s", ctx.cfg.root_title,
- "config error");
- tmp = fmt("Not a git repository: '%s'", ctx.repo->path);
- ctx.repo = NULL;
- cgit_print_http_headers(&ctx);
- cgit_print_docstart(&ctx);
- cgit_print_pageheader(&ctx);
+ ctx->page.title = fmt("%s - %s", ctx->cfg.root_title,
+ "config error");
+ tmp = fmt("Not a git repository: '%s'", ctx->repo->path);
+ ctx->repo = NULL;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
cgit_print_error(tmp);
cgit_print_docend();
- return;
+ return 1;
}
+ ctx->page.title = fmt("%s - %s", ctx->repo->name, ctx->repo->desc);
- ctx.page.title = fmt("%s - %s", ctx.repo->name, ctx.repo->desc);
- show_search = 0;
-
- if (!ctx.qry.head) {
- ctx.qry.head = xstrdup(find_default_branch(ctx.repo));
- ctx.repo->defbranch = ctx.qry.head;
+ if (!ctx->qry.head) {
+ ctx->qry.head = xstrdup(find_default_branch(ctx->repo));
+ ctx->repo->defbranch = ctx->qry.head;
}
- if (!ctx.qry.head) {
- cgit_print_http_headers(&ctx);
- cgit_print_docstart(&ctx);
- cgit_print_pageheader(&ctx);
+ if (!ctx->qry.head) {
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
cgit_print_error("Repository seems to be empty");
cgit_print_docend();
- return;
+ return 1;
}
- if (get_sha1(ctx.qry.head, sha1)) {
- tmp = xstrdup(ctx.qry.head);
- ctx.qry.head = ctx.repo->defbranch;
- cgit_print_http_headers(&ctx);
- cgit_print_docstart(&ctx);
- cgit_print_pageheader(&ctx);
+ if (get_sha1(ctx->qry.head, sha1)) {
+ tmp = xstrdup(ctx->qry.head);
+ ctx->qry.head = ctx->repo->defbranch;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
cgit_print_error(fmt("Invalid branch: %s", tmp));
cgit_print_docend();
- return;
+ return 1;
}
+ return 0;
+}
- if ((cgit_cmd == CMD_SNAPSHOT) && ctx.repo->snapshots) {
- cgit_print_snapshot(ctx.qry.head, ctx.qry.sha1,
- cgit_repobasename(ctx.repo->url),
- ctx.qry.path,
- ctx.repo->snapshots );
+static void process_request(struct cgit_context *ctx)
+{
+ struct cgit_cmd *cmd;
+
+ cmd = cgit_get_cmd(ctx);
+ if (!cmd) {
+ ctx->page.title = "cgit error";
+ ctx->repo = NULL;
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
+ cgit_print_error("Invalid request");
+ cgit_print_docend();
return;
}
- if (cgit_cmd == CMD_PATCH) {
- cgit_print_patch(ctx.qry.sha1);
+ if (cmd->want_repo && prepare_repo_cmd(ctx))
return;
- }
- if (cgit_cmd == CMD_BLOB) {
- cgit_print_blob(ctx.qry.sha1, ctx.qry.path);
- return;
+ if (cmd->want_layout) {
+ cgit_print_http_headers(ctx);
+ cgit_print_docstart(ctx);
+ cgit_print_pageheader(ctx);
}
- show_search = (cgit_cmd == CMD_LOG);
- cgit_print_http_headers(&ctx);
- cgit_print_docstart(&ctx);
- if (!cgit_cmd) {
- cgit_print_pageheader(&ctx);
- cgit_print_summary();
- cgit_print_docend();
- return;
- }
+ cmd->fn(ctx);
- cgit_print_pageheader(&ctx);
-
- switch(cgit_cmd) {
- case CMD_LOG:
- cgit_print_log(ctx.qry.sha1, ctx.qry.ofs,
- ctx.cfg.max_commit_count, ctx.qry.grep, ctx.qry.search,
- ctx.qry.path, 1);
- break;
- case CMD_TREE:
- cgit_print_tree(ctx.qry.sha1, ctx.qry.path);
- break;
- case CMD_COMMIT:
- cgit_print_commit(ctx.qry.sha1);
- break;
- case CMD_REFS:
- cgit_print_refs();
- break;
- case CMD_TAG:
- cgit_print_tag(ctx.qry.sha1);
- break;
- case CMD_DIFF:
- cgit_print_diff(ctx.qry.sha1, ctx.qry.sha2, ctx.qry.path);
- break;
- default:
- cgit_print_error("Invalid request");
- }
- cgit_print_docend();
+ if (cmd->want_layout)
+ cgit_print_docend();
}
static long ttl_seconds(long ttl)
{
if (ttl<0)
return 60 * 60 * 24 * 365;
else
return ttl * 60;
}
static void cgit_fill_cache(struct cacheitem *item, int use_cache)
{
int stdout2;
if (use_cache) {
stdout2 = chk_positive(dup(STDOUT_FILENO),
"Preserving STDOUT");
chk_zero(close(STDOUT_FILENO), "Closing STDOUT");
chk_positive(dup2(item->fd, STDOUT_FILENO), "Dup2(cachefile)");
}
ctx.page.modified = time(NULL);
ctx.page.expires = ctx.page.modified + ttl_seconds(item->ttl);
- if (ctx.repo)
- cgit_print_repo_page();
- else
- cgit_print_repolist();
+ process_request(&ctx);
if (use_cache) {
chk_zero(close(STDOUT_FILENO), "Close redirected STDOUT");
chk_positive(dup2(stdout2, STDOUT_FILENO),
"Restoring original STDOUT");
chk_zero(close(stdout2), "Closing temporary STDOUT");
}
}
static void cgit_check_cache(struct cacheitem *item)
{
int i = 0;
top:
if (++i > ctx.cfg.max_lock_attempts) {
die("cgit_refresh_cache: unable to lock %s: %s",
item->name, strerror(errno));
}
if (!cache_exist(item)) {
if (!cache_lock(item)) {
sleep(1);
goto top;
}
if (!cache_exist(item)) {
diff --git a/cgit.h b/cgit.h
index 40e2d40..295441b 100644
--- a/cgit.h
+++ b/cgit.h
@@ -1,59 +1,46 @@
#ifndef CGIT_H
#define CGIT_H
#include <git-compat-util.h>
#include <cache.h>
#include <grep.h>
#include <object.h>
#include <tree.h>
#include <commit.h>
#include <tag.h>
#include <diff.h>
#include <diffcore.h>
#include <refs.h>
#include <revision.h>
#include <log-tree.h>
#include <archive.h>
#include <xdiff/xdiff.h>
#include <utf8.h>
/*
- * The valid cgit repo-commands
- */
-#define CMD_LOG 1
-#define CMD_COMMIT 2
-#define CMD_DIFF 3
-#define CMD_TREE 4
-#define CMD_BLOB 5
-#define CMD_SNAPSHOT 6
-#define CMD_TAG 7
-#define CMD_REFS 8
-#define CMD_PATCH 9
-
-/*
* Dateformats used on misc. pages
*/
#define FMT_LONGDATE "%Y-%m-%d %H:%M:%S"
#define FMT_SHORTDATE "%Y-%m-%d"
/*
* Limits used for relative dates
*/
#define TM_MIN 60
#define TM_HOUR (TM_MIN * 60)
#define TM_DAY (TM_HOUR * 24)
#define TM_WEEK (TM_DAY * 7)
#define TM_YEAR (TM_DAY * 365)
#define TM_MONTH (TM_YEAR / 12.0)
/*
* Default encoding
*/
#define PAGE_ENCODING "UTF-8"
typedef void (*configfn)(const char *name, const char *value);
typedef void (*filepair_fn)(struct diff_filepair *pair);
@@ -176,49 +163,48 @@ struct cgit_config {
struct cgit_page {
time_t modified;
time_t expires;
char *mimetype;
char *charset;
char *filename;
char *title;
};
struct cgit_context {
struct cgit_query qry;
struct cgit_config cfg;
struct cgit_repo *repo;
struct cgit_page page;
};
extern const char *cgit_version;
extern struct cgit_repolist cgit_repolist;
extern struct cgit_context ctx;
extern int cgit_cmd;
extern void cgit_prepare_context(struct cgit_context *ctx);
-extern int cgit_get_cmd_index(const char *cmd);
extern struct cgit_repo *cgit_get_repoinfo(const char *url);
extern void cgit_global_config_cb(const char *name, const char *value);
extern void cgit_repo_config_cb(const char *name, const char *value);
extern void cgit_querystring_cb(const char *name, const char *value);
extern int chk_zero(int result, char *msg);
extern int chk_positive(int result, char *msg);
extern int chk_non_negative(int result, char *msg);
extern int hextoint(char c);
extern char *trim_end(const char *str, char c);
extern char *strlpart(char *txt, int maxlen);
extern char *strrpart(char *txt, int maxlen);
extern void cgit_add_ref(struct reflist *list, struct refinfo *ref);
extern int cgit_refs_cb(const char *refname, const unsigned char *sha1,
int flags, void *cb_data);
extern void *cgit_free_commitinfo(struct commitinfo *info);
extern int cgit_diff_files(const unsigned char *old_sha1,
const unsigned char *new_sha1,
linediff_fn fn);
diff --git a/cmd.c b/cmd.c
new file mode 100644
index 0000000..489a11c
--- a/dev/null
+++ b/cmd.c
@@ -0,0 +1,101 @@
+/* cmd.c: the cgit command dispatcher
+ *
+ * Copyright (C) 2008 Lars Hjemli
+ *
+ * Licensed under GNU General Public License v2
+ * (see COPYING for full license text)
+ */
+
+#include "cgit.h"
+#include "cmd.h"
+
+static void blob_fn(struct cgit_context *ctx)
+{
+ cgit_print_blob(ctx->qry.sha1, ctx->qry.path);
+}
+
+static void commit_fn(struct cgit_context *ctx)
+{
+ cgit_print_commit(ctx->qry.sha1);
+}
+
+static void diff_fn(struct cgit_context *ctx)
+{
+ cgit_print_diff(ctx->qry.sha1, ctx->qry.sha2, ctx->qry.path);
+}
+
+static void repolist_fn(struct cgit_context *ctx)
+{
+ cgit_print_repolist();
+}
+
+static void log_fn(struct cgit_context *ctx)
+{
+ cgit_print_log(ctx->qry.sha1, ctx->qry.ofs, ctx->cfg.max_commit_count,
+ ctx->qry.grep, ctx->qry.search, ctx->qry.path, 1);
+}
+
+static void patch_fn(struct cgit_context *ctx)
+{
+ cgit_print_patch(ctx->qry.sha1);
+}
+
+static void refs_fn(struct cgit_context *ctx)
+{
+ cgit_print_refs();
+}
+
+static void snapshot_fn(struct cgit_context *ctx)
+{
+ cgit_print_snapshot(ctx->qry.head, ctx->qry.sha1,
+ cgit_repobasename(ctx->repo->url), ctx->qry.path,
+ ctx->repo->snapshots);
+}
+
+static void summary_fn(struct cgit_context *ctx)
+{
+ cgit_print_summary();
+}
+
+static void tag_fn(struct cgit_context *ctx)
+{
+ cgit_print_tag(ctx->qry.sha1);
+}
+
+static void tree_fn(struct cgit_context *ctx)
+{
+ cgit_print_tree(ctx->qry.sha1, ctx->qry.path);
+}
+
+#define def_cmd(name, want_repo, want_layout) \
+ {#name, name##_fn, want_repo, want_layout}
+
+struct cgit_cmd *cgit_get_cmd(struct cgit_context *ctx)
+{
+ static struct cgit_cmd cmds[] = {
+ def_cmd(blob, 1, 0),
+ def_cmd(commit, 1, 1),
+ def_cmd(diff, 1, 1),
+ def_cmd(log, 1, 1),
+ def_cmd(patch, 1, 0),
+ def_cmd(refs, 1, 1),
+ def_cmd(repolist, 0, 0),
+ def_cmd(snapshot, 1, 0),
+ def_cmd(summary, 1, 1),
+ def_cmd(tag, 1, 1),
+ def_cmd(tree, 1, 1),
+ };
+ int i;
+
+ if (ctx->qry.page == NULL) {
+ if (ctx->repo)
+ ctx->qry.page = "summary";
+ else
+ ctx->qry.page = "repolist";
+ }
+
+ for(i = 0; i < sizeof(cmds)/sizeof(*cmds); i++)
+ if (!strcmp(ctx->qry.page, cmds[i].name))
+ return &cmds[i];
+ return NULL;
+}
diff --git a/cmd.h b/cmd.h
new file mode 100644
index 0000000..ec9e691
--- a/dev/null
+++ b/cmd.h
@@ -0,0 +1,15 @@
+#ifndef CMD_H
+#define CMD_H
+
+typedef void (*cgit_cmd_fn)(struct cgit_context *ctx);
+
+struct cgit_cmd {
+ const char *name;
+ cgit_cmd_fn fn;
+ unsigned int want_repo:1,
+ want_layout:1;
+};
+
+extern struct cgit_cmd *cgit_get_cmd(struct cgit_context *ctx);
+
+#endif /* CMD_H */
diff --git a/parsing.c b/parsing.c
index 027f06b..8dce488 100644
--- a/parsing.c
+++ b/parsing.c
@@ -149,50 +149,50 @@ void cgit_parse_url(const char *url)
ctx.repo = cgit_get_repoinfo(url);
if (ctx.repo) {
ctx.qry.repo = ctx.repo->url;
return;
}
cmd = strchr(url, '/');
while (!ctx.repo && cmd) {
cmd[0] = '\0';
ctx.repo = cgit_get_repoinfo(url);
if (ctx.repo == NULL) {
cmd[0] = '/';
cmd = strchr(cmd + 1, '/');
continue;
}
ctx.qry.repo = ctx.repo->url;
p = strchr(cmd + 1, '/');
if (p) {
p[0] = '\0';
if (p[1])
ctx.qry.path = trim_end(p + 1, '/');
}
- cgit_cmd = cgit_get_cmd_index(cmd + 1);
- ctx.qry.page = xstrdup(cmd + 1);
+ if (cmd[1])
+ ctx.qry.page = xstrdup(cmd + 1);
return;
}
}
char *substr(const char *head, const char *tail)
{
char *buf;
buf = xmalloc(tail - head + 1);
strncpy(buf, head, tail - head);
buf[tail - head] = '\0';
return buf;
}
struct commitinfo *cgit_parse_commit(struct commit *commit)
{
struct commitinfo *ret;
char *p = commit->buffer, *t = commit->buffer;
ret = xmalloc(sizeof(*ret));
ret->commit = commit;
ret->author = NULL;
ret->author_email = NULL;
ret->committer = NULL;
diff --git a/shared.c b/shared.c
index 539d533..67eb67b 100644
--- a/shared.c
+++ b/shared.c
@@ -19,60 +19,48 @@ void cgit_prepare_context(struct cgit_context *ctx)
memset(ctx, 0, sizeof(ctx));
ctx->cfg.agefile = "info/web/last-modified";
ctx->cfg.cache_dynamic_ttl = 5;
ctx->cfg.cache_max_create_time = 5;
ctx->cfg.cache_repo_ttl = 5;
ctx->cfg.cache_root = CGIT_CACHE_ROOT;
ctx->cfg.cache_root_ttl = 5;
ctx->cfg.cache_static_ttl = -1;
ctx->cfg.css = "/cgit.css";
ctx->cfg.logo = "/git-logo.png";
ctx->cfg.max_commit_count = 50;
ctx->cfg.max_lock_attempts = 5;
ctx->cfg.max_msg_len = 60;
ctx->cfg.max_repodesc_len = 60;
ctx->cfg.module_link = "./?repo=%s&page=commit&id=%s";
ctx->cfg.renamelimit = -1;
ctx->cfg.robots = "index, nofollow";
ctx->cfg.root_title = "Git repository browser";
ctx->cfg.script_name = CGIT_SCRIPT_NAME;
ctx->page.mimetype = "text/html";
ctx->page.charset = PAGE_ENCODING;
ctx->page.filename = NULL;
}
-int cgit_get_cmd_index(const char *cmd)
-{
- static char *cmds[] = {"log", "commit", "diff", "tree", "blob",
- "snapshot", "tag", "refs", "patch", NULL};
- int i;
-
- for(i = 0; cmds[i]; i++)
- if (!strcmp(cmd, cmds[i]))
- return i + 1;
- return 0;
-}
-
int chk_zero(int result, char *msg)
{
if (result != 0)
die("%s: %s", msg, strerror(errno));
return result;
}
int chk_positive(int result, char *msg)
{
if (result <= 0)
die("%s: %s", msg, strerror(errno));
return result;
}
int chk_non_negative(int result, char *msg)
{
if (result < 0)
die("%s: %s",msg, strerror(errno));
return result;
}
struct cgit_repo *add_repo(const char *url)
{
struct cgit_repo *ret;
@@ -195,49 +183,48 @@ void cgit_global_config_cb(const char *name, const char *value)
else if (ctx.repo && !strcmp(name, "repo.snapshots"))
ctx.repo->snapshots = ctx.cfg.snapshots & cgit_parse_snapshots_mask(value); /* XXX: &? */
else if (ctx.repo && !strcmp(name, "repo.enable-log-filecount"))
ctx.repo->enable_log_filecount = ctx.cfg.enable_log_filecount * atoi(value);
else if (ctx.repo && !strcmp(name, "repo.enable-log-linecount"))
ctx.repo->enable_log_linecount = ctx.cfg.enable_log_linecount * atoi(value);
else if (ctx.repo && !strcmp(name, "repo.module-link"))
ctx.repo->module_link= xstrdup(value);
else if (ctx.repo && !strcmp(name, "repo.readme") && value != NULL) {
if (*value == '/')
ctx.repo->readme = xstrdup(value);
else
ctx.repo->readme = xstrdup(fmt("%s/%s", ctx.repo->path, value));
} else if (!strcmp(name, "include"))
cgit_read_config(value, cgit_global_config_cb);
}
void cgit_querystring_cb(const char *name, const char *value)
{
if (!strcmp(name,"r")) {
ctx.qry.repo = xstrdup(value);
ctx.repo = cgit_get_repoinfo(value);
} else if (!strcmp(name, "p")) {
ctx.qry.page = xstrdup(value);
- cgit_cmd = cgit_get_cmd_index(value);
} else if (!strcmp(name, "url")) {
cgit_parse_url(value);
} else if (!strcmp(name, "qt")) {
ctx.qry.grep = xstrdup(value);
} else if (!strcmp(name, "q")) {
ctx.qry.search = xstrdup(value);
} else if (!strcmp(name, "h")) {
ctx.qry.head = xstrdup(value);
ctx.qry.has_symref = 1;
} else if (!strcmp(name, "id")) {
ctx.qry.sha1 = xstrdup(value);
ctx.qry.has_sha1 = 1;
} else if (!strcmp(name, "id2")) {
ctx.qry.sha2 = xstrdup(value);
ctx.qry.has_sha1 = 1;
} else if (!strcmp(name, "ofs")) {
ctx.qry.ofs = atoi(value);
} else if (!strcmp(name, "path")) {
ctx.qry.path = trim_end(value, '/');
} else if (!strcmp(name, "name")) {
ctx.qry.name = xstrdup(value);
}
}