Fix typos (#2406)

setup/dkim.sh

@@ -66,7 +66,7 @@ tools/editconf.py /etc/opendmarc.conf -s \
 	"FailureReports=false"
 
 # SPFIgnoreResults causes the filter to ignore any SPF results in the header
-# of the message. This is useful if you want the filter to perfrom SPF checks
+# of the message. This is useful if you want the filter to perform SPF checks
 # itself, or because you don't trust the arriving header. This added header is
 # used by spamassassin to evaluate the mail for spamminess.
 

setup/dns.sh

@@ -101,7 +101,7 @@ if [ ! -f "$STORAGE_ROOT/dns/dnssec/$algo.conf" ]; then
 	# we're capturing into the `KSK` variable.
 	#
 	# ldns-keygen uses /dev/random for generating random numbers by default.
-	# This is slow and unecessary if we ensure /dev/urandom is seeded properly,
+	# This is slow and unnecessary if we ensure /dev/urandom is seeded properly,
 	# so we use /dev/urandom. See system.sh for an explanation. See #596, #115.
 	# (This previously used -b 2048 but it's unclear if this setting makes sense
 	# for non-RSA keys, so it's removed. The RSA-based keys are not recommended

setup/firstuser.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 # If there aren't any mail users yet, create one.
 if [ -z "$(management/cli.py user)" ]; then
-	# The outut of "management/cli.py user" is a list of mail users. If there
+	# The output of "management/cli.py user" is a list of mail users. If there
 	# aren't any yet, it'll be empty.
 
 	# If we didn't ask for an email address at the start, do so now.

setup/mail-postfix.sh

@@ -37,7 +37,7 @@ source /etc/mailinabox.conf # load global vars
 # * `postfix`: The SMTP server.
 # * `postfix-pcre`: Enables header filtering.
 # * `postgrey`: A mail policy service that soft-rejects mail the first time
-#   it is received. Spammers don't usually try agian. Legitimate mail
+#   it is received. Spammers don't usually try again. Legitimate mail
 #   always will.
 # * `ca-certificates`: A trust store used to squelch postfix warnings about
 #   untrusted opportunistically-encrypted connections.
@@ -172,7 +172,7 @@ tools/editconf.py /etc/postfix/main.cf \
 
 # When connecting to remote SMTP servers, prefer TLS and use DANE if available.
 #
-# Prefering ("opportunistic") TLS means Postfix will use TLS if the remote end
+# Preferring ("opportunistic") TLS means Postfix will use TLS if the remote end
 # offers it, otherwise it will transmit the message in the clear. Postfix will
 # accept whatever SSL certificate the remote end provides. Opportunistic TLS
 # protects against passive easvesdropping (but not man-in-the-middle attacks).
@@ -188,7 +188,7 @@ tools/editconf.py /etc/postfix/main.cf \
 # itself but assumes the system's nameserver does and reports DNSSEC status. Thus this also
 # relies on our local DNS server (see system.sh) and `smtp_dns_support_level=dnssec`.
 #
-# The `smtp_tls_CAfile` is superflous, but it eliminates warnings in the logs about untrusted certs,
+# The `smtp_tls_CAfile` is superfluous, but it eliminates warnings in the logs about untrusted certs,
 # which we don't care about seeing because Postfix is doing opportunistic TLS anyway. Better to encrypt,
 # even if we don't know if it's to the right party, than to not encrypt at all. Instead we'll
 # now see notices about trusted certs. The CA file is provided by the package `ca-certificates`.
@@ -230,7 +230,7 @@ tools/editconf.py /etc/postfix/main.cf  -e lmtp_destination_recipient_limit=
 # * `reject_unlisted_recipient`: Although Postfix will reject mail to unknown recipients, it's nicer to reject such mail ahead of greylisting rather than after.
 # * `check_policy_service`: Apply greylisting using postgrey.
 #
-# Note the spamhaus rbl return codes are taken into account as adviced here: https://docs.spamhaus.com/datasets/docs/source/40-real-world-usage/PublicMirrors/MTAs/020-Postfix.html
+# Note the spamhaus rbl return codes are taken into account as advised here: https://docs.spamhaus.com/datasets/docs/source/40-real-world-usage/PublicMirrors/MTAs/020-Postfix.html
 # Notes: #NODOC
 # permit_dnswl_client can pass through mail from whitelisted IP addresses, which would be good to put before greylisting #NODOC
 # so these IPs get mail delivered quickly. But when an IP is not listed in the permit_dnswl_client list (i.e. it is not #NODOC
@@ -247,7 +247,7 @@ tools/editconf.py /etc/postfix/main.cf \
 # other MTA have their own intervals. To fix the problem of receiving
 # e-mails really latter, delay of greylisting has been set to
 # 180 seconds (default is 300 seconds). We will move the postgrey database
-# under $STORAGE_ROOT. This prevents a "warming up" that would have occured
+# under $STORAGE_ROOT. This prevents a "warming up" that would have occurred
 # previously with a migrated or reinstalled OS.  We will specify this new path
 # with the --dbdir=... option. Arguments within POSTGREY_OPTS can not have spaces,
 # including dbdir. This is due to the way the init script sources the

setup/mail-users.sh

@@ -5,7 +5,7 @@
 #
 # This script configures user authentication for Dovecot
 # and Postfix (which relies on Dovecot) and destination
-# validation by quering an Sqlite3 database of mail users.
+# validation by querying an Sqlite3 database of mail users.
 
 source setup/functions.sh # load our functions
 source /etc/mailinabox.conf # load global vars

setup/migrate.py

@@ -172,7 +172,7 @@ def migration_12(env):
             conn.commit()
             conn.close()
 
-            # Delete all sessions, requring users to login again to recreate carddav_*
+            # Delete all sessions, requiring users to login again to recreate carddav_*
             # databases
             conn = sqlite3.connect(os.path.join(env["STORAGE_ROOT"], "mail/roundcube/roundcube.sqlite"))
             c = conn.cursor()

setup/questions.sh

@@ -163,7 +163,7 @@ if [ -z "${PRIVATE_IPV6:-}" ]; then
 fi
 if [[ -z "$PRIVATE_IP" && -z "$PRIVATE_IPV6" ]]; then
 	echo
-	echo "I could not determine the IP or IPv6 address of the network inteface"
+	echo "I could not determine the IP or IPv6 address of the network interface"
 	echo "for connecting to the Internet. Setup must stop."
 	echo
 	hostname -I

setup/spamassassin.sh

@@ -53,7 +53,7 @@ tools/editconf.py /etc/default/spampd \
 
 # Spamassassin normally wraps spam as an attachment inside a fresh
 # email with a report about the message. This also protects the user
-# from accidentally openening a message with embedded malware.
+# from accidentally opening a message with embedded malware.
 #
 # It's nice to see what rules caused the message to be marked as spam,
 # but it's also annoying to get to the original message when it is an

setup/system.sh

@@ -37,7 +37,7 @@ chmod g-w /etc /etc/default /usr
 # - Check if the user intents to activate swap on next boot by checking fstab entries.
 # - Check if a swapfile already exists
 # - Check if the root file system is not btrfs, might be an incompatible version with
-#   swapfiles. User should hanle it them selves.
+#   swapfiles. User should handle it them selves.
 # - Check the memory requirements
 # - Check available diskspace
 
@@ -59,7 +59,7 @@ if
 then
 	echo "Adding a swap file to the system..."
 
-	# Allocate and activate the swap file. Allocate in 1KB chuncks
+	# Allocate and activate the swap file. Allocate in 1KB chunks
 	# doing it in one go, could fail on low memory systems
 	dd if=/dev/zero of=/swapfile bs=1024 count=$((1024*1024)) status=none
 	if [ -e /swapfile ]; then
@@ -218,7 +218,7 @@ fi
 # issue any warnings if no entropy is actually available. (http://www.2uo.de/myths-about-urandom/)
 # Entropy might not be readily available because this machine has no user input
 # devices (common on servers!) and either no hard disk or not enough IO has
-# ocurred yet --- although haveged tries to mitigate this. So there's a good chance
+# occurred yet --- although haveged tries to mitigate this. So there's a good chance
 # that accessing /dev/urandom will not be drawing from any hardware entropy and under
 # a perfect-storm circumstance where the other seeds are meaningless, /dev/urandom
 # may not be seeded at all.

setup/web.sh

@@ -6,7 +6,7 @@ source setup/functions.sh # load our functions
 source /etc/mailinabox.conf # load global vars
 
 # Some Ubuntu images start off with Apache. Remove it since we
-# will use nginx. Use autoremove to remove any Apache depenencies.
+# will use nginx. Use autoremove to remove any Apache dependencies.
 if [ -f /usr/sbin/apache2 ]; then
 	echo "Removing apache..."
 	hide_output apt-get -y purge apache2 apache2-*