Closed eliezerlp closed 7 years ago
When running as a user without appropriate permissions to write / access that path the following happens:
$ runuser -l eliezerlp -c 'amonagent -debug' open /etc/opt/amonagent/machine-id: permission deniedinvalid argumentINFO[0000] Starting Amon Agent (Version: 0.7-1-g6f1eeeb) INFO[0000] Agent Config: Interval:1m0s open /etc/opt/amonagent/machine-id: permission deniedinvalid argumentINFO[0003] Metrics collected (Interval:1m0s) { "system": { "cpu": { [...] "host": { "host": "XXXXXXXX", "machineid": "feb35e201XXXXXXXXXXXb6669919", "server_key": "", "distro": { "version": "20", "name": "fedora" }, "ip_address": "XXXXXXXX", "instance_id": "" }, "plugins": {}, "checks": null }INFO[0003] Sending data to http://amon.XXXXX/api/system/v2/?api_key=XXXXXXXXXXXXXXXXXXXXXXXX open /etc/opt/amonagent/machine-id: permission deniedinvalid argumentINFO[0063] Metrics collected (Interval:1m0s) { "system": { "cpu": { "user": 0, [...] ], "host": { "host": "XXXXXXX", "machineid": "1b3da610XXXXXXX96646ebbd", "server_key": "", "distro": { "version": "20", "name": "fedora" }, "ip_address": "XXXXXX", "instance_id": "" }, "plugins": {}, "checks": null }INFO[0063] Sending data to http://amon.XXXXXX/api/system/v2/?api_key=XXXXXXXXXXXXXX open /etc/opt/amonagent/machine-id: permission deniedinvalid argumentINFO[0123] Metrics collected (Interval:1m0s)
From an strace:
strace
openat(AT_FDCWD, "/proc/sys/kernel/hostname", O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3 read(3, "direct131ca\n", 512) = 12 close(3) = 0 stat64("/etc/opt/amonagent/machine-id", 0x18845b24) = -1 ENOENT (No such file or directory) getrandom("\342\353P\372\361\364{\370*\345DQ\312\327w\344", 16, 0) = 16 openat(AT_FDCWD, "/etc/opt/amonagent/machine-id", O_RDWR|O_CREAT|O_TRUNC|O_LARGEFILE|O_CLOEXEC, 0666) = -1 EACCES (Permission denied) write(1, "open /etc/opt/amonagent/machine-"..., 53open /etc/opt/amonagent/machine-id: permission denied) = 53 write(1, "invalid argument", 16invalid argument) = 16 openat(AT_FDCWD, "/etc/opt/amonagent/amonagent.conf", O_RDONLY|O_LARGEFILE|O_CLOEXEC) = 3 read(3, "{\n \"api_key\":\"cxfsAQT4LXQPljW"..., 512) = 112 stat64("/etc/opt/amonagent/plugins-enabled", {st_mode=S_IFDIR|0775, st_size=4096, ...}) = 0
When running as a user without appropriate permissions to write / access that path the following happens:
From an
strace
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