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| author | Matthias Schiffer <mschiffer@universe-factory.net> | 2013-01-04 16:30:14 +0100 |
|---|---|---|
| committer | Matthias Schiffer <mschiffer@universe-factory.net> | 2013-01-04 16:30:14 +0100 |
| commit | b296e814ae46b695355436adf3750c77aa8d166d (patch) | |
| tree | 641e701c897223d11cdeee5dc4e24025819a41c9 /src | |
| parent | 9b2140040471136e99e13806d0d4f88ccd8863fa (diff) | |
| download | fastd-b296e814ae46b695355436adf3750c77aa8d166d.tar fastd-b296e814ae46b695355436adf3750c77aa8d166d.zip | |
Add some debug output to uid/gid switching
Diffstat (limited to 'src')
| -rw-r--r-- | src/fastd.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/src/fastd.c b/src/fastd.c index 3b72922..3e622e2 100644 --- a/src/fastd.c +++ b/src/fastd.c @@ -99,9 +99,10 @@ static void init_log(fastd_context_t *ctx) { gid_t gid = getegid(); if (ctx->conf->user || ctx->conf->group) { - /* We don't care about errors here */ - setegid(ctx->conf->gid); - seteuid(ctx->conf->uid); + if (setegid(ctx->conf->gid) < 0) + pr_debug_errno(ctx, "setegid"); + if (seteuid(ctx->conf->uid) < 0) + pr_debug_errno(ctx, "seteuid"); } if (ctx->conf->log_syslog_level >= 0) @@ -118,8 +119,10 @@ static void init_log(fastd_context_t *ctx) { ctx->log_files = file; } - seteuid(uid); - setegid(gid); + if (seteuid(uid) < 0) + pr_debug_errno(ctx, "seteuid"); + if (setegid(gid) < 0) + pr_debug_errno(ctx, "setegid"); } static void close_log(fastd_context_t *ctx) { @@ -1010,9 +1013,10 @@ static void write_pid(fastd_context_t *ctx, pid_t pid) { gid_t gid = getegid(); if (ctx->conf->user || ctx->conf->group) { - /* We don't care about errors here */ - setegid(ctx->conf->gid); - seteuid(ctx->conf->uid); + if (setegid(ctx->conf->gid) < 0) + pr_debug_errno(ctx, "setegid"); + if (seteuid(ctx->conf->uid) < 0) + pr_debug_errno(ctx, "seteuid"); } int fd = open(ctx->conf->pid_file, O_WRONLY|O_CREAT|O_TRUNC, 0666); @@ -1028,8 +1032,10 @@ static void write_pid(fastd_context_t *ctx, pid_t pid) { pr_warn_errno(ctx, "close"); end: - seteuid(uid); - setegid(gid); + if (seteuid(uid) < 0) + pr_debug_errno(ctx, "seteuid"); + if (setegid(gid) < 0) + pr_debug_errno(ctx, "setegid"); } static void set_user(fastd_context_t *ctx) { |